https://www.gl.com GL Communications Inc. is a leading supplier of test, monitoring, and analysis equipment for TDM, Wireless, IP and VoIP networks. Testing and Measurement Products / Services 2026 @ GL Communications Inc. All rights reserved. https://www.gl.com/images/logo.gif https://www.gl.com Thu, 14 May 2026 12:14:17 +0000 https://www.gl.com/press-release/gl-unveils-5g-oran-interface-emulators-for-multi-vendor-interface-validation-press-release.html https://www.gl.com/newsletter/gl-unveils-5g-oran-interface-emulators-for-multi-vendor-interface-validation-newsletter.html “GL’s ORAN interface emulators provide engineering teams with the ability to simulate complex signaling scenarios, automate testing workflows and identify integration issues early in the development lifecycle.” https://www.gl.com/images/Newsletter/5g-oran-f1-e1.jpg Thu, 14 May 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/high-speed-packet-capture-and-deep-protocol-visibility-across-ip-networks-press-release.html https://www.gl.com/newsletter/high-speed-packet-capture-and-deep-protocol-visibility-across-ip-networks-newsletter.html “Modern IP networks transport multiple service types simultaneously across high-speed interfaces, making accurate packet capture and protocol visibility essential for effective troubleshooting and validation. PacketScanPX™ enables engineers to perform wirespeed packet capture with nanosecond-level timing accuracy. The platform improves troubleshooting efficiency across complex multi-vendor telecom environments.” https://www.gl.com/images/Newsletter/packetscanpx-overview.jpg Tue, 21 Apr 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/end-to-end-channelized-and-unchannelized-sonet-sdh-testing-made-easy-press-release.html https://www.gl.com/newsletter/end-to-end-channelized-and-unchannelized-sonet-sdh-testing-made-easy-newsletter.html “SONET and SDH networks remain operationally critical across many infrastructure environments worldwide. Engineers require tools that provide both tributary-level visibility and high-rate backbone validation in a single platform. SonetExpert™ enables network engineers to quickly identify issues, validate optical transport performance, and reduce troubleshooting time across complex multi-vendor SONET and SDH deployments.” https://www.gl.com/images/Newsletter/Sonetexpert-analyzer.jpg Tue, 14 Apr 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-communications-enhances-sip-network-testing-solutions-press-release.html https://www.gl.com/newsletter/gl-communications-enhances-sip-network-testing-solutions-newsletter.html “SIP remains the foundation for modern voice and multimedia communication services across IMS and enterprise environments. With these enhancements to MAPS™ SIP, customers can emulate large-scale call scenarios, validate secure signaling workflows, and automate regression testing to ensure reliable deployment of next-generation communication services.” https://www.gl.com/images/Newsletter/maps-sip-network-testing-solutions.jpg Wed, 01 Apr 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-ed137-recorder-interface-validation-ATM-networks-press-release.html https://www.gl.com/newsletter/enhanced-ed137-recorder-interface-validation-ATM-networks-newsletter.html “Recorder systems are a critical component of Air Traffic Management infrastructures, ensuring that operational communications between controllers, pilots, and supporting systems are reliably captured and preserved. GL’s MAPS™ ED-137 Recorder Emulator provides a flexible and automated testing environment that enables developers and system integrators to validate recorder functionality, simulate operational scenarios, and perform regression testing prior to deployment.” https://www.gl.com/images/Newsletter/MAPS-ED-137-Recorder-Emulator.jpg Fri, 20 Mar 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/ultra-portable-voice-and-data-network-testing-press-release.html https://www.gl.com/newsletter/ultra-portable-voice-and-data-network-testing-newsletter.html “As networks evolve toward 5G, hybrid radio systems, and satellite-based communications, the complexity of field validation continues to increase. vMobile™ provides automated, repeatable voice and data testing with precise delay, MOS, and impairment measurements—empowering engineers to quickly identify performance gaps, improve coverage, and ensure consistent service quality across any environment.” https://www.gl.com/images/Newsletter/ultra-portable-voice-and-data-network-testing.jpg Mon, 9 Mar 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-telecom-test-solutions-one-platform-every-network-press-release.html https://www.gl.com/newsletter/advanced-telecom-test-solutions-one-platform-every-network-newsletter.html “Modern networks demand comprehensive visibility and precise validation across multiple technologies. GL’s integrated test and monitoring solutions help engineers confidently assess performance—from high-speed Ethernet and IP networks to wireless, optical transport, and mission-critical voice systems—using a single, proven platform.” https://www.gl.com/images/Newsletter/gl-products-and-platforms.jpg Fri, 20 Feb 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/high-density-optical-tapping-and-t1e1-signal-replication-press-release.html https://www.gl.com/newsletter/high-density-optical-tapping-and-t1e1-signal-replication-newsletter.html “T1 E1 and optical networks require continuous, non-intrusive visibility without impacting live traffic. GL’s T1 E1 Multiport and Optical Tap Repeaters provide safe and transparent signal replication, enabling engineers to monitor and analyse live networks in real time. These solutions support reliable troubleshooting, service assurance, and compliance across lab, field, and production environments while preserving network integrity.” https://www.gl.com/images/portable-multiport-optical-tap-repeater-10G.jpg Fri, 06 Feb 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/high-speed-packet-capture-and-network-visibility-at-scale-press-release.html https://www.gl.com/newsletter/high-speed-packet-capture-and-network-visibility-at-scale-newsletter.html “As network speeds and traffic densities continue to increase, network engineers need absolute confidence in the accuracy of their monitoring tools. PacketScan™ HD delivers lossless packet capture, precise timing, and deep protocol visibility-enabling engineering teams to monitor billions of packets and thousands of concurrent voice and video calls in real time, troubleshoot issues, validate performance, and maintain service quality in today’s high-speed networks.” https://www.gl.com/images/Newsletter/high-speed-packet-capture-and-network-visibility-at-scale.jpg Wed, 28 Jan 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-communications-highlights-air-traffic-expertise-at-airspace-asia-pacific-press-release.html https://www.gl.com/newsletter/gl-communications-highlights-air-traffic-expertise-at-airspace-asia-pacific-newsletter.html “At Stand #B18, GL engaged with Air Navigation Service Providers, equipment manufacturers, and system integrators, demonstrating standards-compliant solutions designed to validate VoIP-based air-to-ground and ground-to-ground communications.” https://www.gl.com/images/others/Airspace-Asia-Pacific-2025-2.jpg Thu, 16 Jan 2026 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-communications-advances-ed-137-ed-138-VoIP-testing-for-air-traffic-management-press-release.html https://www.gl.com/newsletter/advanced-ed-137-ed-138-VoIP-test-solutions-for-air-traffic-management-newsletter.html “Reliable and interoperable voice communication is a critical foundation for safe and efficient air traffic operations. By combining standards-aligned testing, real-time monitoring, and precise timing measurements, GL provides ATM stakeholders with a comprehensive solution to validate and maintain voice communication systems throughout their lifecycle.” https://www.gl.com/images/Newsletter/maps-ed137-emulators-and-analyzers-newsletter.jpg Thu, 18 Dec 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-communications-integrated-suite-for-advanced-5g-testing-press-release.html https://www.gl.com/newsletter/end-to-end-5g-lab-testing-suite-for-network-validation-networks.html “As 5G and ORAN architectures continue to evolve, operators need validation tools that mirror the complexity of live networks while allowing deep, repeatable analysis. Our End-to-End 5G Lab Testing Suite delivers this capability—providing complete emulation of core network functions, scalable virtual UE generation, and robust automation. This platform empowers customers to reduce deployment risks, accelerate integration, and ensure the highest levels of performance and reliability across diverse 5G environments.” https://www.gl.com/images/Newsletter/End-to-End-5G-Lab-Testing-Suite-for-Network-Validation.jpg Wed, 20 Nov 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-communications-tests-voice-communication-over-satellite-networks-press-release.html https://www.gl.com/newsletter/ensure-clear-consistent-voice-communication-over-satellite-networks.html “The GL Voice Quality Testing (VQT) solution measures the impact of latency, jitter, packet loss, and bandwidth limitations on voice performance and helps operators improve network efficiency. GL’s vMobile™ hand-portable device, when connected to a mobile satellite phone or radio, provides reliable, repeatable tests to check clarity, delay, and speech quality over satellite channels—ensuring dependable communication for every use, from military operations to rural broadband services.” https://www.gl.com/images/Newsletter/voice-quality-testing-solutions-for-satellite-communications-newsletter.jpg Wed, 29 Oct 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/air-traffic-management-system-testing-with-gl-latest-ed-137-emulators-press-release.html https://www.gl.com/newsletter/air-traffic-management-system-testing-with-gl-latest-ed-137-emulators-newsletter.html “GL offers advanced testing solutions for next-generation Air Traffic Communications networks, enabling precise emulation and load testing of Controller Working Positions (CWPs), Ground Radio Stations (GRSs), Analog-to-IP converters, and Gateways. Fully compliant with EUROCAE ED-137, these tools evaluate performance, functionality, and timing accuracy. They also support signaling and traffic emulation for Air-to-Ground and Ground-to-Ground interfaces.” https://www.gl.com/images/Newsletter/maps-ed137-emulators-and-analyzers.jpg Wed, 01 Oct 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/mobile-network-testing-location-and-fallback-solutions-press-release.html https://www.gl.com/newsletter/mobile-network-testing-location-and-fallback-solutions-newsletter.html “GL Communications provides scalable, automated and reliable solutions for the full spectrum of LTE, 3G and 2G networks” https://www.gl.com/images/Newsletter/maps-lte-location-testing-solutions.jpg Thu, 24 Sep 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/400Gbps-packet-capture-analysis-ultra-fast-lossless-real-time-monitoring-press-release.html https://www.gl.com/newsletter/400Gbps-packet-capture-analysis-ultra-fast-lossless-real-time-monitoring-newsletter.html “GL’s FastRecorder™ is an all-in-one hardware platform for lossless high-speed Ethernet traffic capture across multiple ports. The system is available in both rack-mount and portable form factors. Both platforms are designed for continuous packet capture and real-time analysis in labs, data centers, and field environments.” https://www.gl.com/images/Newsletter/fastrecorder-and-packetextractor-400g-data-center-setup.jpg Fri, 29 Aug 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/emulate-test-monitor-5g-service-based-interface-functions-press-release.html https://www.gl.com/newsletter/emulate-test-monitor-5g-service-based-interface-functions-newsletter.html “GL’s Message Automation and Protocol Simulation (MAPS™) 5G system, based on a service-based architecture, includes a set of Network Functions (NFs) that provide services as defined in 3GPP Release 17 standards. The service-based interfaces use the HTTP protocol with JavaScript Object Notation (JSON) as the application-layer serialization format, enabling comprehensive testing of network infrastructure, applications, and User Equipment (UE).” https://www.gl.com/images/Newsletter/5g-network-testing-architecture.jpg Tue, 18 Aug 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/emulate-and-test-sip-for-next-gen-networks-press-release.html https://www.gl.com/newsletter/emulate-and-test-sip-for-next-gen-networks-newsletter.html “GL's Message Automation and Protocol Simulation (MAPS™) is a flexible software program that can emulate a wide variety of telecommunications protocols. MAPS™ SIP is a specialized application within this platform that focuses on testing SIP-based communication systems. It emulates key SIP elements such as User Agent Client (UAC), User Agent Server (UAS), Registrar, and Redirect servers.” https://www.gl.com/images/Newsletter/sip-architecture.jpg Thu, 31 Jul 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/drive-testing-solution-for-voice-quality-and-network-performance-press-release.html https://www.gl.com/newsletter/drive-testing-for-voice-quality-network-performance-solution-newsletter.html “GL’s Drive Testing for Voice Quality and Network Performance solution is powered by the ultra-portable vMobile™ device-a lightweight, handheld unit designed for both drive and walk testing. The system supports scalable, multi-device testing, connecting to two mobile phones via Bluetooth or a mobile radio via an analog Push-to-Talk interface. Through automated scripting, the vMobile™ can place, receive, and end calls while recording audio for detailed voice quality analysis.” https://www.gl.com/images/Newsletter/drive-and-walk-testing-for-vqt.jpg Mon, 21 Jul 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-advances-high-speed-multi-port-ethernet-testing-press-release.html https://www.gl.com/newsletter/high-speed-multi-port-testing-for-ethernet-networks-newsletter.html “GL's PacketExpert™ 100G is a scalable, multi-functional network testing appliance for comprehensive Ethernet and IP testing at speeds up to 100 Gbps. It integrates a high-performance PC with specialized NICs, GL’s PacketExpert™ software, and optimized hardware for processing, storage, and cooling. The system supports 1 Gbps, 10 Gbps, 25 Gbps, 40 Gbps, 50 Gbps, and 100 Gbps Ethernet ports, with up to eight ports capable of simultaneous wirespeed traffic generation and reception.” https://www.gl.com/images/Newsletter/packetexpert100g-multiport.jpg Mon, 30 Jun 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/introducing-400-Gbps-duplex-wirespeed-packet-capture-and-storage-press-release.html https://www.gl.com/newsletter/introducing-400-Gbps-duplex-wirespeed-packet-capture-and-storage-newsletter.html “GL provides an all-in-one platform that captures high-speed Ethernet traffic without loss across multiple ports. This solution, PacketScan™ HD, comes in both rack-mount and portable form factors, allowing network engineers to deploy it in a wide range of network and field environments.” https://www.gl.com/images/Newsletter/fastrecorder-and-packetextractor-400g-newsletter.jpg Tue, 17 Jun 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/airspace-world-2025-gl-showcases-solutions-for-air-traffic-communications-testing-press-release.html https://www.gl.com/newsletter/airspace-world-2025-gl-showcases-solutions-for-air-traffic-communications-testing-newsletter.html “GL’s test platforms deliver end-to-end validation for next-generation air traffic communications, with a strong focus on safety, reliability, and performance. Trusted by aviation leaders worldwide, GL’s automated and user-friendly tools support seamless testing across air-to-ground and ground-to-ground links.” https://www.gl.com/images/Newsletter/airspace-2025-team.jpg Fri, 23 May 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/ed-137-solutions-for-air-traffic-communication-testing-press-release.html https://www.gl.com/newsletter/ed-137-solutions-for-air-traffic-communication-testing-newsletter.html “GL offers advanced testing tools for next-generation ATM networks, enabling accurate emulation and load testing of Controller Working Positions (CWPs), Ground Radio Stations (GRSs), Analog-IP converters, and Gateways. Fully compliant with ED-137, our solutions support both air-to-ground and ground-to-ground signaling and traffic emulation. For ED-138-based service quality monitoring, we provide detailed voice metrics including MOS, jitter, packet loss, latency, and support for PESQ and POLQA scoring.” https://www.gl.com/images/Newsletter/ed137-solutions-for-air-traffic-communication-testing.jpg Tue, 29 Apr 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-network-management-with-high-speed-packet-capture-monitoring-solutions-press-release.html https://www.gl.com/newsletter/advanced-network-management-with-high-speed-packet-capture-monitoring-solutions-newsletter.html “FastRecorder™ and PacketExtractor™ offer a high-speed packet capture and analysis solution. Integrated with GL’s PacketScan™ HD hardware appliance, they support speeds up to 100 Gbps over Ethernet. ” https://www.gl.com/images/Newsletter/fastrecorder-packetextractor.jpg Wed, 02 Apr 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/high-performance-sonet-sdh-network-testing-monitoring-press-release.html https://www.gl.com/newsletter/high-performance-sonet-sdh-network-testing-monitoring-newsletter.html “GL’s SonetExpert™ is a powerful network testing solution for generating and monitoring traffic over SONET and SDH networks. It enables real-time network monitoring with detailed analysis and reporting across various SONET/SDH channels, including STS-1, STS-3c, STS-12c, STS-48c, and STS-192c. The software features an intuitive graphical user interface, accessible via a web browser.” https://www.gl.com/images/Newsletter/Sonetexpert-analyzer.jpg Mon, 24 Mar 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-communications-expands-telecom-it-consulting-services-press-release.html https://www.gl.com/newsletter/advanced-consulting-test-solutions-telecom-IT-newsletter.html “GL offers comprehensive consulting services for all aspects of telecommunications and IT projects, covering network infrastructure testing and evaluation, custom hardware and software development, cybersecurity guidance, project management, proposal development, communications systems design, cost estimation, procurement, vendor analysis and selection, and field inspection. Our company is proficient in all telecommunications network technologies including Ethernet and IP , wireless , high speed fiber optics, land mobile radio, Time Division Multiplexing and Analog.” https://www.gl.com/images/Newsletter/consulting-newsletter.jpg Mon, 03 Mar 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/high-density-call-emulation-scalable-network-testing-press-release.html https://www.gl.com/newsletter/high-density-call-emulation-scalable-network-testing-newsletter.html “GL provides solutions to emulate thousands of simultaneous phone calls across IP, TDM, and Analog networks. Customers can load test infrastructure, monitor calls, and measure voice quality. Our solutions include GUI and scripting for call emulation and are available in both portable and rack-mount form factors. They support all telecom protocols, including VoIP (SIP + RTP), ISDN, SS7, and Analog (FXO/FXS), and emulate FAX calls over these networks.” https://www.gl.com/images/Newsletter/high-density-call-emulation-architecture.jpg Wed, 19 Feb 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-ethernet-testing-with-latest-multi-functional-high-speed-solution-press-release.html https://www.gl.com/newsletter/advanced-ethernet-testing-with-latest-multi-functional-high-speed-solution-newsletter.html “The PacketExpert™ is a multi-functional Ethernet tester that supports both electrical and optical interfaces. It can conduct a wide range of tests, including Bit Error Rate Testing, Smart Loopback Testing, RFC 2544, ITU-T Y.1564 testing to verify service level agreements, Wide Area Network Emulation, Packet Recording and Playback, Multi-stream UDP/TCP Traffic Generation, Wirespeed Ethernet Tap, and TCP Throughput Testing (RFC 6349). It supports speeds up to 10 Gbps across electrical and single-mode and multi-mode optical interfaces. GL also offers compatible SFPs and fiber-optic cables, providing a ready-to-use testing solution.” https://www.gl.com/images/Newsletter/packetexpert-10gx-newsletter.jpg Tue, 04 Feb 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/speech-transcription-server-automated-speech-to-text-ivr-testing-solution-press-release.html https://www.gl.com/newsletter/speech-transcription-server-automated-speech-to-text-ivr-testing-solution-newsletter.html “GL’s Speech Transcription Server is a speech-to-text conversion application that translates spoken language into text and provides analysis of the transcribed speech. The STS converts recorded audio files into text format. It continuously monitors folders for short audio files. Once detected, the files are placed in the speech transcription queue for processing.” https://www.gl.com/images/Newsletter/speech-transcription-server-architecture.jpg Mon, 06 Jan 2025 gl-info@gl.com Read More... https://www.gl.com/press-release/packetexpert-100g-ultimate-high-speed-ethernet-IP-testing-solution-press-release.html https://www.gl.com/newsletter/packetexpert-100g-ultimate-high-speed-ethernet-ip-testing-solution-newsletter.html “GL’s PacketExpert™ 100G is a hardware platform, designed for wirespeed Ethernet and IP testing at speeds up to 100 Gbps. It is a fully integrated PC, featuring specialized network interface cards, GL’s proprietary PacketExpert™ software, optimized RAM, storage, processing, and cooling systems. The Ethernet ports support speeds of 1 Gbps, 10 Gbps, 25 Gbps, 40 Gbps, and 100 Gbps. The appliance offers up to eight ports, all capable of generating and receiving wirespeed traffic simultaneously.” https://www.gl.com/images/Newsletter/packetexpert100g-architecture.jpg Mon, 23 Dec 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/5g-network-emulation-monitoring-solutions-press-release.html https://www.gl.com/newsletter/5g-network-emulation-monitoring-solutions-newsletter.html “GL’s Message Automation and Protocol Simulation suite offers 5G emulation capabilities enabling rigorous testing and troubleshooting of network infrastructure, software applications and User Equipment for compliance. MAPS™ 5G Emulators test 5G NR Base Stations and 5G Core Network Functions according to 3GPP standards.” https://www.gl.com/images/Newsletter/5g-network-testing-architecture.jpg Mon, 18 Nov 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/compact-handheld-device-for-voice-data-testing-press-release.html https://www.gl.com/newsletter/compact-handheld-device-for-voice-data-testing-newsletter.html “vMobile™ is a pocket-sized portable device for voice and data quality testing on various networks including cellular (5G, 4G, LTE, 3G) and mobile radios. vMobile™ revolutionizes automated drive and walk testing, offering features such as GPS, Indoor mapping, and real-time tracking.” https://www.gl.com/images/vmobile-network-architecture.jpg Tue, 29 Oct 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/network-testing-with-packetexpert-100g-solution-press-release.html https://www.gl.com/newsletter/next-generation-network-testing-solution-up-to-100-gbps-newsletter.html “GL’s PacketExpert™ 100G is a hardware platform designed for wirespeed Ethernet and IP testing at speeds of up to 100 Gbps. The PacketExpert™ 100G functions as a full-fledged PC, equipped with specialized network interface cards, GL’s proprietary PacketExpert™ software, optimized RAM, storage, processing, and cooling systems. The Ethernet ports support speeds of 1 Gbps, 10 Gbps, 25 Gbps, 40 Gbps, 50 Gbps, and 100 Gbps. The appliance comes with up to eight ports, all of which can generate and receive traffic simultaneously.” said Vijay Kulkarni, CEO of GL Communications. https://www.gl.com/images/Newsletter/packetExpert-100g-architecture-newsletter.jpg Tue, 15 Oct 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-sip-protocol-testing-solutions-press-release.html https://www.gl.com/newsletter/advanced-sip-protocol-testing-solutions-newsletter.html "GL's Message Automation and Protocol Simulation (MAPS™) is a versatile software program that emulates various telecommunications protocols. MAPS™ SIP emulates User Agents, Proxy, Redirect, Registrar, and Registrant servers. This tool can place and answer calls, replicating the behavior of an actual VoIP phone. All call parameters are customizable, including calling number, called number, duration, audio payload and more." https://www.gl.com/images/maps-sip-web-architecture.jpg Tue, 01 Oct 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/automating-t1-e1-datacom-testing-with-python-scripts-press-release.html https://www.gl.com/newsletter/automating-t1-e1-datacom-testing-with-python-scripts-newsletter.html "GL’s tProbe™ T1 E1 Datacom analyzer is a versatile platform for generating, receiving, and monitoring traffic on legacy networks. It supports various test traffic including bit error rate testing, tones, digits and audio files. Additionally, it can emulate telecom protocols such as SS7, CAS, and ISDN. The tProbe™ connects to a host Windows® PC via USB, and its accompanying software features an intuitive graphical user interface. Users can easily configure tests, visualize data and export reports." https://www.gl.com/images/Newsletter/tprobe-with-python-client.jpg Tue, 24 Sep 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-voice-quality-testing-solutions-satellite-communications-press-release.html https://www.gl.com/newsletter/advanced-voice-quality-testing-solutions-satellite-communications-newsletter.html "GL’s test tools are designed to test user experience and can be used to test any Satellite communications network. Key metrics include Voice Quality scores, measuring delay and detecting dropouts. GL’s test equipment interfaces with endpoint communications devices such as satellite phones and radios. These solutions enable thorough monitoring and analysis of satellite networks." https://www.gl.com/images/Newsletter/voice-quality-testing-solutions-for-satellite-communications-newsletter.jpg Wed, 11 Aug 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/high-density-analog-call-simulation-automated-protocol-testing-telecom-networks-press-release.html https://www.gl.com/newsletter/high-density-analog-call-simulation-automated-protocol-testing-telecom-networks-newsletter.html "GL's Message Automation and Protocol Simulation (MAPS™) is a versatile software program that can emulate a wide variety of telecommunications protocols. The MAPS™ Analog Phone Simulator (APS) is a high capacity analog 2-Wire FXO/FXS or 4-Wire E and M Bulk Call Generator that tests telecom network infrastructure such as the Central Office, PBX, Analog Telephone Adapter, Gateways and other devices." https://www.gl.com/images/Newsletter/maps-aps-overview.jpg Mon, 13 Aug 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/ethernet-ip-testing-packetexpert-100g-press-release.html https://www.gl.com/newsletter/advanced-ethernet-ip-test-platform-upto-100gbps-newsletter.html "GL’s PacketExpert™ 100G is a hardware platform designed for wire-speed Ethernet and IP testing up to 100 Gbps. It is a full-fledged PC with specialized Network Interface Cards, GL’s proprietary PacketExpert™ software, optimized RAM, storage, processing, and cooling. The Ethernet ports support speeds of 1 Gbps up to 100 Gbps." https://www.gl.com/images/Newsletter/advanced-ethernet-ip-test-platform-upto-100gbps-pressrelease.jpg Mon, 29 Jun 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-sonet-sdh-testing-analysis-press-release.html https://www.gl.com/newsletter/advanced-sonet-sdh-testing-analysis-newsletter.html "GL’s SonetExpert™ is capable of SONET/SDH testing up to OC-192/STM-64 networks. With two dedicated ports per hardware unit, multiple units can connect to one PC for increased port density. The hardware control is via a web-based interface accessible from any browser on devices such as PCs, laptops, and tablets. The analyzer supports Bit Error Rate Testing over Raw SONET/SDH testing up to OC-192/STM-64 and various applications such as ATM and PoS for up to OC-12/STM-4 rates." https://www.gl.com/images/Newsletter/sonetExpert-unchannelized-analyzer.jpg Wed, 17 Jun 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-ip-call-monitoring-analysis-solution-5g-lte-protocols-press-release.html https://www.gl.com/newsletter/advanced-ip-call-monitoring-analysis-solution-5g-lte-protocols-newsletter.html "GL’s PacketScan™ software is a comprehensive tool for capturing, categorizing, monitoring and collecting statistics on various IP calls. This software excels at decoding VoIP and wireless protocols, providing detailed Quality of Service statistics for voice calls. PacketScan™ offers detailed insights into Wireless protocols such as 5G, LTE, and IMS, allowing users to monitor live conditions or analyze historical data to understand network performance and operation. PacketScan™ can intelligently build call detail records, save and playback voice calls, and visualize the data." https://www.gl.com/images/packetscan-5g-lte-network-architecture.jpg Wed, 20 Jun 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-automated-voice-quality-testing-analysis-with-voice-analysis-tool-press-release.html https://www.gl.com/newsletter/advanced-automated-voice-quality-testing-analysis-voice-analysis-tool-newsletter.html "GL's VAT™ performs fully automated operations by detecting audio files within a user-specified directory and analyzing them as they are created. When running in fully automated mode, the VAT™ uses the PCM file name along with a configuration file to determine which tests to run and proper settings for running the tests." https://www.gl.com/images/vat-web-architecture.jpg Wed, 12 Jun 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/5g-network-testing-emulation-analysis-press-release.html https://www.gl.com/newsletter/5g-network-testing-emulation-analysis-newsletter.html "GL’s 5G Emulators are designed to test 5G NR Base Stations (gNBs) and 5G Core Network Functions (NF) according to 3GPP standards. With the help of mobile phones and other emulated wireless networks, a complete 5G Lab can be set up and operated in real-time for making VoNR calls and for interworking with 4G, 3G, 2G, PSTN, and VoIP networks. It includes ready-to-use scripts as per IETF specifications. Test scripts encompass general messaging and call flow scenarios for multimedia call session setup and control over IP networks." https://www.gl.com/images/Newsletter/5g-network-testing-architecture.jpg Mon, 03 Jun 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/telecom-consulting-solutions-press-release.html https://www.gl.com/newsletter/telecom-consulting-solutions-newsletter.html "GL Communications Inc. provides comprehensive consulting services encompassing telecommunications and IT projects, spanning managed network services, network infrastructure test and evaluation, custom hardware and software development, cyber security guidance, project management, vendor analysis and selection, and field inspection. With expertise across various telecommunications networks such as Ethernet, IP, Wireless, Fiber Optic, Land Mobile Radio, Time Division Multiplexing Networks (T1 E1), and Analog, the company delivers tailored solutions to meet diverse client needs" https://www.gl.com/images//Newsletter/consulting-newsletter.jpg Tue, 21 May 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/next-generation-ethernet-voip-protocol-analysis-solution-press-release.html https://www.gl.com/newsletter/next-generation-ethernet-voip-protocol-analysis-solution-newsletter.html GL’s PacketScan™ HD is an Ethernet monitoring device designed for high-density network analysis. Equipped with specialized network interface cards, ample storage capacity, and advanced protocol analysis software, it captures and decodes all Voice over IP (VoIP) and Wireless protocols over IP. This capability is invaluable for troubleshooting network issues and investigating security incidents. https://www.gl.com/images/Newsletter/packetscan-hd-main-image-newsletter.jpg Fri, 10 May 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/network-surveillance-optimization-press-release.html https://www.gl.com/newsletter/network-monitoring-analysis-solution-newsletter.html This surveillance system seamlessly connects to TDM, Analog, Optical, or IP networks, facilitating non-intrusive storage, retrieval, querying, reporting, and display of CDRs. It supports various protocols, including 5G, 4G (LTE, IMS, Diameter), 3G UMTS (IuCS, IuPS), 2G (GSM, TRAU, MAP, CAMEL), VoIP (SIP, ED-137, SIGTRAN, H.323, MEGACO, MGCP), TDM (SS7, ISDN, CAS, GSM, TRAU), and Analog systems. https://www.gl.com/images/netsurveyorweb-architecture.jpg Thu, 25 Apr 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/ip-analytics-tool-transforming-network-analysis-press-release.html https://www.gl.com/newsletter/ip-analytics-tool-transforming-network-analysis-newsletter.html IP Analytics™ is a powerful addition to GL’s suite of network analysis tools. This tool provides detailed insight into recorded IP traffic captured at high speed. By analyzing IP traffic and data, telecom companies can enhance network performance, troubleshoot malfunctioning infrastructure, improve customer satisfaction and increase operational efficiency. https://www.gl.com/images/fastrecorder-and-extractor-ip-analytics.jpg Tue, 16 Apr 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/air-traffic-management-testing-solutions-ed-137-ed-138-standards-press-release.html https://www.gl.com/newsletter/air-traffic-management-testing-solutions-ed-137-ed-138-standards-newsletter.html Vijay Kulkarni, CEO of GL Communications, states, “The GL test suite for next-generation Air Traffic Management has been used world-wide by Air Navigation Service Providers and Equipment Manufacturers to test mission critical network infrastructure. The tools adhere to the ED-137 standards, providing signaling and traffic emulation. They also monitor the quality of service as per ED-138 and offer call quality statistics such as MOS (Mean Opinion Score), Packet loss, Jitter, Latency and more”. https://www.gl.com/images/Newsletter/atm-main-architecture.jpg Thu, 21 Mar 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-sip-emulation-conformance-solution-voip-networks-press-release.html https://www.gl.com/newsletter/advanced-sip-emulation-conformance-solution-newsletter.html “Vijay Kulkarni, CEO of GL Communications, highlights the software's capabilities, stating, “MAPS™ SIP is a complete VoIP emulation solution. Users can send thousands of simultaneous calls with customizable parameters and audio payloads. Full analysis of the VoIP calls is possible including voice quality, call failures, call successes, call drops, ladder diagrams and more. Furthermore, the software can test SIP conformance of various VoIP infrastructure” https://www.gl.com/images/maps-sip-web-architecture.jpg Tue, 27 Feb 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/automated-voice-quality-testing-solution-autovqt-press-release.html https://www.gl.com/newsletter/automated-voice-quality-testing-solution-autovqt-newsletter.html “AutoVQT™ leverages the Perceptual Objective Listening Quality Assessment (POLQA per ITU-T P.863 version 2.4) algorithm, which is widely acknowledged as the industry benchmark for assessing voice quality to deliver highly accurate and reliable results, ensuring that voice quality testing is precise and up to industry standards.” https://www.gl.com/images/vqt-polqa-auto-architecture.jpg Tue, 13 Feb 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-telecom-test-solutions-across-wireless-ip-fiber-optics-analog-tdm-network-press-release.html https://www.gl.com/newsletter/advanced-telecom-test-solutions-across-wireless-ip-fiber-optics-analog-tdm-networks-newsletter.html “GL Communications Inc. is a leading test and measurement equipment manufacturer for Wireless, IP, Fiber Optic, Analog and TDM networks. Our test platforms provide unprecedented analysis, emulation, visualization, capture and other features for both the lab environment and in the field.” https://www.gl.com/images/Newsletter/gl-products-and-platforms.jpg Mon, 22 Jan 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/end-end-voice-quality-testing-wireless-voip-analog-networks-press-release.html https://www.gl.com/newsletter/end-end-voice-quality-testing-wireless-voip-analog-networks-newsletter.html “GL's Voice Quality Testing (VQT) software actively supports the next generation of voice quality testing standards for fixed, mobile, and IP-based networks. GL’s VQT software utilizes the POLQA algorithm (ITU-T P.863), both version 2.4 and latest version 3.0. Additionally, the GL VQT software can be optionally licensed to include the PESQ algorithm (ITU-T P.862) which supports LQ/LQO and Wideband enhancements” https://www.gl.com/images/voicequalitytest-web-vquad-dual-uta-hd.jpg Wed, 11 Jan 2024 gl-info@gl.com Read More... https://www.gl.com/press-release/sigtran-protocol-testing-emulation-solution-press-release.html https://www.gl.com/newsletter/sigtran-protocol-testing-emulation-solution-newsletter.html “SIGTRAN protocols are an extension of the SS7 protocol family but carried over IP. A Signaling Gateway (SG) translates the SS7 TDM layers to SIGTRAN IP format. It supports the same application and call management functions as SS7 but uses two protocol layers on top of Internet Protocol (IP): Stream Control Transport Protocol (SCTP) and M3UA MTP3 User Adaptation Layer. M3UA enables SS7 protocol's User Parts (e.g., ISUP, SCCP and TUP) to run over IP instead of TDM lines” https://www.gl.com/images/sigtran-test-suite-overview-architecture.jpg Thu, 14 Dec 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/packet-data-emulation-wireless-ip-networks-press-release.html https://www.gl.com/newsletter/packet-data-emulation-wireless-ip-networks-newsletter.html “GL's PacketLoad™ appliance can generate up to 100,000 user endpoints along with a high volume of mobile GPRS Tunnelling Protocol (GTP-C) (control plane), GTP-U (user plane) and packet traffic for up to 40 Gbps to load test or stress test 5G, 4G, and 3G networks” https://www.gl.com/images/packetload-mobile-traffic-web-gprs-tunneling-protocol-network.jpg Mon, 04 Dec 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/ethernet-ip-testing-lan-wan-networks-press-release.html https://www.gl.com/newsletter/ethernet-ip-testing-lan-wan-networks-newsletter.html “PacketCheck™ offers extensive Ethernet testing, covering all protocol layers, from basic Ethernet frames to stacked VLAN, MPLS, and IP packets with UDP data. It uses the PC's Network Interface Card (NIC) to send and receive Ethernet and IP packets on LANs and WANs” https://www.gl.com/images/Newsletter/packetcheck-newsletter-architecture.jpg Thu, 16 Nov 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/t1e1-monitoring-analysis-emulation-capabilities-press-release.html https://www.gl.com/newsletter/t1e1-monitoring-analysis-emulation-capabilities-newsletter.html “GL's tProbe™ is a test and measurement device for T1 E1 networks. It is portable, remotely accessible and contains a vast collection of applications. The tProbe™ can monitor and emulate common voice protocols including ISDN, SS7, CAS, etc. The tProbe™ also includes optional boards such as Datacom (DCE or DTE) and FXO FXS ports. The FXO port on the tProbe™ can simulate a two-wire FXO device such as a telephone or a fax machine” https://www.gl.com/images/Newsletter/t1-e1-tprobe-analyzer-newsletter.jpg Thu, 02 Nov 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/high-speed-t3e3-signal-analyzer-channelized-unchannelized-solutions-press-release.html https://www.gl.com/newsletter/high-speed-t3e3-signal-analyzer-channelized-unchannelized-solutions-newsletter.html “T3 and E3 network infrastructure remains highly used throughout the modern world. GL's T3 E3 Analyzer is a versatile tool that handles signaling, voice, and data in full T3 (DS3) or E3 data streams. It can drop and insert T1 (DS1) or E1 and analyze HDLC, ATM, Frame Relay, and PPP Protocols. This analyzer is equipped for both Unchannelized (Unstructured) and Channelized (Structured) T3 E3 Traffic” https://www.gl.com/images/channelized-and-unchannelized-t3e3-analyzer.gif Wed, 18 Oct 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/automated-testing-solutions-lte-volte-ims-networks-press-release.html https://www.gl.com/newsletter/automated-testing-solutions-lte-volte-ims-networks-newsletter.html “GL's LTE IMS Test Tool captures, decodes and conducts measurements across various interfaces in LTE and IMS wireless networks. GL’s Message Automation and Protocol Simulation (MAPS™) software can emulate all elements in wireless 5G, and 4G VoLTE networks. When used in conjunction with the High-Density LTE Network Emulator, it can generate up to 100,000 UEs along with a high volume of mobile GTP and packet traffic to perform load testing on LTE networks” https://www.gl.com/images/Newsletter/4G-Simulation-Lab-with-Simulated-and-Real-eNodeB-newsletter.jpg Wed, 04 Oct 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/ultra-portable-equipment-for-drive-walk-testing-press-release.html https://www.gl.com/newsletter/ultra-portable-equipment-for-drive-walk-testing-newsletter.html “GL’s vMobile™ makes drive and walk testing simple and convenient. During the test you can connect to two mobile phones using the vMobile™ internal Bluetooth interfaces or connect to one mobile radio using the vMobile™ PTT analog interface. Automated testing is achieved using vMobile™ scripts for placing and receiving calls as well as sending/recording audio during the established calls.” https://www.gl.com/images/Drive-walk-testing-overview.jpg Thu, 14 Sep 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/multi-functional-ethernet-ip-test-solution-up-to-100gbps-press-release.html https://www.gl.com/newsletter/multi-functional-ethernet-ip-test-solution-up-to-100gbps-newsletter.html “The PacketExpert™ 100G is a hardware platform designed for wire-speed Ethernet and IP testing up to 100 Gbps. Unlike previous version of the PacketExpert™, the PacketExpert™ 100G is a full-fledged PC with specialized Network Interface Cards, GL’s proprietary PacketExpert™ software, optimized RAM, storage, processing, and cooling. The Ethernet ports support speeds of 1 Gbps, 10 Gbps, 25 Gbps, 40 Gbps, 50 Gbps and 100 Gbps” https://www.gl.com/images/packetExpert-100g-overview.jpg Tue, 22 Aug 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/voice-data-quality-testing-with-centralized-monitoring-press-release.html https://www.gl.com/newsletter/voice-data-quality-testing-with-centralized-monitoring-newsletter.html “The GL’s WebViewer™ is a robust web-based network quality and analysis tool to ensure optimal performance and reliability. WebViewer™ uses any web browser to display and access, in real time, all individual Voice, Data and Video Quality testing tools such as vMobile™ and VQuad™. The status of each operational test is displayed along with customized user statistics and graphical depiction of the testing results.” https://www.gl.com/images/Newsletter/webviewer-networks-architecture-newsletter.jpg Mon, 31 Jul 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/5g-protocol-analyzer-press-release.html https://www.gl.com/newsletter/5g-protocol-analyzer-newsletter.html “GL's 5G Protocol Analyzer offers comprehensive monitoring capabilities for 5G networks. It captures, decodes, and collects statistics over the N1N2, N4, N8, N10, N11, N12, and N13 interfaces, providing valuable insights into network performance and behavior” https://www.gl.com/images/5g-web-network-architecture.jpg Tue, 11 Jul 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/automated-voice-quality-testing-solution-press-release.html https://www.gl.com/newsletter/automated-voice-quality-testing-solution-newsletter.html “GL's VQT POLQA Auto™ is an advanced, automated solution that analyzes thousands of voice files in mere minutes, effectively evaluating the quality of voice communications across various networks including VoIP, Mobile, and PSTN.” https://www.gl.com/images/vqt-polqa-auto-architecture.jpg Mon, 15 May 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/next-generation-ethernet-and-ip-network-monitoring-and-protocol-analysis-press-release.html https://www.gl.com/newsletter/next-generation-ethernet-and-ip-network-monitoring-and-protocol-analysis-newsletter.html “GL’s PacketScan™ HD is a high-density Ethernet monitoring appliance with specialized network interface cards, large storage capacity and protocol analysis software. Almost all Voice over IP (VoIP) and Wireless protocols over IP can be captured and decoded for troubleshooting network problems. Users can perform lossless packet capture, analyze high speed networks and high-volume simultaneous calls with bidirectional RTP traffic” https://www.gl.com/images/Newsletter/packetscan-hd-main-image-newsletter.jpg Mon, 17 Apr 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/optimizing-voice-quality-testing-with-advanced-voice-analysis-tool-press-release.html https://www.gl.com/newsletter/optimizing-voice-quality-testing-with-advanced-voice-analysis-tool-newsletter.html “The GL VAT™ application can produce various audio metrics, such as Round Trip and One Way Delay measurements, Audio Dropout analysis, Double-Talk measurements, and Voice Quality analysis (when coupled with the GL Voice Quality Testing (VQT) POLQA solution ). Furthermore, the GL VAT™ supports Speech to Text analysis with pass/fail when linked with the GL Speech to Text Analysis solution” https://www.gl.com/images/vat-web-architecture.jpg Wed, 5 Apr Apr 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/python-automation-programming-capabilities-press-release.html https://www.gl.com/newsletter/python-automation-programming-capabilities-newsletter.html “GL's client server-based test platforms offer users remote operation, automation, and multi-site connectivity through Python Application Programming Interface (APIs). These APIs provide programmatic and automated control over all functions of the GL test platform, enabling users to efficiently manage and execute their network testing processes. Each server can receive multiple client connections and offer independent execution to each client. Likewise, a single client can connect to multiple servers, including servers associated with different GL applications and running different tests, permitting complex test cases” https://www.gl.com/images/Newsletter/python-solutions-newsletter.jpg Mon, 20 Mar 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/voip-test-solutions-for-air-traffic-management-press-release.html https://www.gl.com/newsletter/voip-test-solutions-for-air-traffic-management-newsletter.html “GL’s ED-137 and ED-138 Voice over IP Test Tools have been widely welcomed by Global Air Navigation Service providers and Radio/Gateway/Recorder companies who have found them to be essential tools during development, functionality testing, performance testing, factory acceptance testing, deployment and field testing” https://www.gl.com/images/Newsletter/voip-atm-overview.jpg Tue, 7 Mar 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/sonet-sdh-testing-analysis-solution-press-release.html https://www.gl.com/newsletter/sonet-sdh-testing-analysis-solution-newsletter.html “GL’s SonetExpert™ is a powerful network testing tool designed to analyze, monitor, and test SONET/SDH networks. The software monitors the network in real-time and provides detailed analysis, reporting features of various types of SONET/SDH channels including STS-1, STS-3c, STS-12c, STS-48c, and STS-192c. The software provides a graphical user interface and is accessed through the web browser” https://www.gl.com/images/Newsletter/sonetexpert-platforms.jpg Thu, 2 Mar 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/multi-protocol-emulation-test-suite-for-ip-networks-press-release.html https://www.gl.com/newsletter/multi-protocol-emulation-test-suite-for-ip-networks-newsletter.html “GL’s MAPS™ test suite can emulate 5G, 4G, 3G, 2G and IMS networks. The same versatile tool can also emulate VoIP (SIP), ED-137 (Air Traffic Control Protocols) and legacy networks such as SIGTRAN. The application supports various test cases such as single interface testing, multi-interface testing, wrap-around / isolation testing, end-to-end network testing and can create all possible call scenarios to test real-time entities within a network to perform functional, conformance and load testing” https://www.gl.com/images/Newsletter/maps-web-ip-tdm-3G-4G-protocols-emulation-architecture-newsletter.jpg Tue, 21 Feb 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/fxo-fxs-simulation-and-testing-solution-press-release.html https://www.gl.com/newsletter/fxo-fxs-simulation-and-testing-solution-newsletter.html “GL's MAPS™ FXO FXS emulator can place or answer incoming calls on both FXO and FXS ports and automate the entire testing process using scripts. It includes features to handle different types of traffic such as tones, digits (DTMF, MF, MFR2F, MFR2B), voice files, fax. In addition, the MAPS™ FXO FXS application can emulate CAMA trunks connected to the 911 selective router and can perform non-intrusive monitoring of 911 services” https://www.gl.com/images/Newsletter/fxo-fxs-testing.jpg Tue, 14 Feb 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/packet-capture-analysis-tool-for-monitoring-100gbps-ip-networks-press-release.html https://www.gl.com/newsletter/packet-capture-analysis-tool-for-monitoring-100gbps-ip-networks-newsletter.html “GL’s FastRecorder™ and PacketExtractor™ is the ultimate packet capture and analysis tool for managing large and small-scale networks for lossless capture of high-speed IP traffic. FastRecorder™ and PacketExtractor™ applications work with GL’s network appliance PacketScan™ HD (or Wireshark®) packet analyzers. https://www.gl.com/images/fastrecorder-and-extractor-web-ip-network-monitoring.jpg Tue, 24 Jan 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/ultra-portable-equipment-for-testing-radio-voice-quality-press-release.html https://www.gl.com/newsletter/ultra-portable-equipment-for-testing-radio-voice-quality-newsletter.html "GL’s vMobile™ is a handheld ultra-portable device that brings true mobility to voice and data quality testing for wireless devices (any mobile phone or radio), changing the way automated drive and walk testing is performed. vMobile™ is simple to set up and conduct simultaneous voice and data quality tests to benchmark the performance of any type of telephony device" https://www.gl.com/images/Newsletter/ptt-radio-using-vMobile.jpg Thu, 12 Jan 2023 gl-info@gl.com Read More... https://www.gl.com/press-release/quad-port-ethernet-tester-press-release.html https://www.gl.com/newsletter/gl-ethernet-tester-newsletter.html "PacketExpert™ is a portable Ethernet / VLAN / MPLS / IP / UDP tester. Each port provides independent testing at wire speed. It can conduct Bit Error Rate Testing, RFC 2544, Loopback, Packet Recording and Playback, Multi-stream UDP/TCP traffic generation and ITU-T Y.1564 testing for verifying service level agreements. GL can also provide supporting SFPs and cables for a ready to use test solution." https://www.gl.com/images/packetexpert-1g-web-pod-tn.jpg Wed, 28 Dec 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/multi-functional-ethernet-IP-test-solution-press-release.html https://www.gl.com/newsletter/multi-functional-ethernet-IP-test-solution-newsletter.html "Testing performance of high-speed Ethernet links is challenging and requires specialized test tools. GL’s PacketExpert™ is a multi-functional Ethernet tester that supports Electrical and Optical interfaces. Users can perform Bit Error Rate Testing (BERT), RFC 2544, Wide Area Network (WAN) Emulation, Packet Recording and Playback, Multi-stream UDP/TCP traffic generation and ITU-T Y.1564 testing for verifying service level agreements." https://www.gl.com/images/ethernet-tester-portable-hardware-platform-web-packetexpert-10gx.jpg Tue, 6 Dec 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/api-for-protocol-simulation-press-release.html https://www.gl.com/newsletter/api-for-protocol-simulation-newsletter.html "GL’s Signaling and Traffic Emulation test suite, commonly referred to as Message Automation and Protocol Simulation (MAPS™), provides a programmable, flexible, script based, multi-protocol, multi-interface emulation framework and makes it easy to perform cross-domain testing and transition tests to new technologies" https://www.gl.com/images/maps-cli-web-clients-server-in-network.jpg Tue, 22 Nov 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/bulk-call-generation-for-load-testing-call-centers-press-release.html https://www.gl.com/newsletter/bulk-call-generation-for-load-testing-call-centers-newsletter.html "These Call Centers can be overloaded in disaster situations or unexpected events. Therefore, organizations use redundant telecommunications connections to the outside world (PRI, SIP trunks, etc.). It is essential to test if these trunks properly rollover under high load,” said Robert Bichefsky, Director of Engineering at GL Communications Inc." https://www.gl.com/images/load-testing-call-centers.jpg Wed, 02 Nov 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/voice-analysis-tool-press-release.html https://www.gl.com/newsletter/voice-analysis-tool-newsletter.html "The GL VAT™ application can generate a variety of audio metrics including Round Trip and One Way Delay measurement, Audio Dropout analysis, Double-Talk measurements, and Voice Quality Analysis (when also coupled with the GL VQT POLQA solution). In addition, the GL VAT™ supports Speech to Text analysis with pass/fail when coupled with the GL Speech to Text Analysis solution" https://www.gl.com/images/vat-web-architecture.jpg Tue, 18 Oct 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/python-scripting-for-t1e1-and-datacom-testing-press-release.html https://www.gl.com/newsletter/python-scripting-for-t1e1-and-datacom-testing-newsletter.html "GL’s tProbe™ T1 E1 Datacom analyzer is a versatile test and measurement platform capable of generating and receiving, as well as monitoring, traffic on legacy networks. Test traffic can include bit error rate testing, tones, digits, and audio files. Telecom protocols such as SS7, CAS and ISDN can be emulated. The tProbe™ is portable and connects to a host Windows® PC via a USB connection." https://www.gl.com/images/Newsletter/tprobe-with-python-client.jpg Tue, 04 Oct 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-tcp-network-analytics-press-release.html https://www.gl.com/newsletter/advanced-tcp-network-analytics-newsletter.html "GL’s TCP Analytics works in conjunction with the PacketScan™ protocol analysis software. TCP Analytics can process trace files with billions of records based on optimized algorithms. The core functionality is based on the data structures created by the sequential processing of TCP segments in the offline trace file captured by the PacketScan™ software" https://www.gl.com/images/TCP-Analytics-network-architecture.jpg Thu, 29 Sep 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/ultra-portable-equipment-for-voice-and-data-testing-press-release.html https://www.gl.com/newsletter/ultra-portable-equipment-for-voice-data-testing-newsletter.html "The vMobile™ handheld device can support full audio testing for mobile phones and mobile radios, as well as providing data testing for mobile phones. The vMobile™ can be hand-carried for walk and drive testing (includes GPS) as well as left in labs and can work directly with GL’s VQuad™ solution for very flexible end-to-end testing. All functionality and configuration of the vMobile™ is provided using the remote web-based Console or Console App which is installed on any Android or iOS device." https://www.gl.com/images/vmobile-ultra-portable-device.jpg Wed, 14 Sep 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/python-scripting-for-automation-and-remote-access-of-voice-quality-testing-press-release.html https://www.gl.com/newsletter/python-scripting-for-automation-and-remote-access-of-voice-quality-testing-newsletter.html "Python for VQuad™ works by connecting to the existing VQuad™ CLI and using a portion of the CLI commands to make simple functions. This connection to the CLI makes the library fast and responsive. Python scripts can perform a variety of Call Control and Audio operations on any device associated with the VQuad™ system. Additionally, access to the original CLI functions is possible through use of the VQuad™ library and the Python ctypes library" https://www.gl.com/images/vquad-web-python-command-line-interface.jpg Mon, 29 Aug 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/maps-ed137-telephone-emulator-for-voip-air-traffic-management-v22-6-14-press-release.html https://www.gl.com/newsletter/maps-ed137-telephone-emulator-for-voip-air-traffic-management-v22-6-14-newsletter.html "GL’s Message Automation and Protocol Simulation (MAPS™) ED-137 Telephone Emulator can emulate Ground-to-Ground calls as per EUROCAE ED-137B Volume 2 and ED-137C Volume 2 Telephone standards. The software provides complete control over call scenarios and the ability to customize network parameters for signaling and VoIP traffic" https://www.gl.com/images/Newsletter/maps-ed137-telephone-web-air-traffic-network.jpg Fri, 17 Aug 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/5g-core-network-emulation-test-solution-press-release.html https://www.gl.com/newsletter/5g-core-network-emulation-test-solution-newsletter.html "The End-to-End 5G network comprises the 5G Access Network (gNB), Access and Mobility Management Function (AMF), Authentication Server Function (AUSF), Network Slice Selection Function (NSSF), Unified Data Management (UDM), Session Management Function (SMF), Equipment Identity Register (EIR), Short Message Service Function (SMSF), Network Exposure Function (NEF), and User Plane Function (UPF) connected to Data Server or Application Functions and EPC/IMSS core for interoperability. The core network and all its underlying entities can be accurately tested for functionalities and performance using the MAPS™ framework" https://www.gl.com/images/Newsletter/5G-Core-Network-Emulator-Testing-Newsletter.jpg Fri, 5 Aug 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/voice-testing-with-high-density-analog-phone-simulator-press-release.html https://www.gl.com/newsletter/voice-testing-with-high-density-analog-phone-simulator-newsletter.html "This solution can generate traffic onto 192 independent FXO/FXS ports and even more ports can be achieved by scaling. The GL MAPS™ APS provides flexibility to configure each FXO/FXS line independently while supporting automated, scripted, multi-user, and high-capacity bulk call generation. The MAPS™ APS also supports automation with Command Line Interface (CLI) and external control with Application Programming Interfaces (API) for Java, Python, TCL and .NET" https://www.gl.com/images/Newsletter/voice-testing-with-high-density-analog-phone-simulator-newsletter.jpg Wed, 27 Jul 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/protocol-analyzers-for-tdm-ip-wireless-networks-press-release.html https://www.gl.com/newsletter/protocol-analyzers-for-tdm-ip-wireless-networks-newsletter.html "The protocol analysis software helps users easily identify and troubleshoot network infrastructure, user endpoints and client applications. GL carries the widest array of protocol analyzers for TDM, Wireless, Optical, and Packet networks. Based on a uniform architecture with identical features and functions, they can be used for a wide variety of tasks." https://www.gl.com/images/mlppp-pda-web-call-graph.gif Wed, 13 Jul 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/traffic-impairment-simulation-over-ip-networks-press-release.html https://www.gl.com/newsletter/traffic-impairment-simulation-over-ip-networks-newsletter.html "The user has full flexibility in specifying the impairments. For example, the user can specify a constant delay value to add to all packets passing through the device. Or the user can specify a uniform distribution of delay values to apply (or even a normal distribution). For packet loss, the user can choose a periodic loss, where the packet drops will be regular and predictable, or random packet loss, where packets will be dropped randomly. " https://www.gl.com/images/multistream-wan-emulator-ipnetsim-web-network.jpg Tue, 28 Jun 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/high-density-16-port-t1e1-analysis-tool-press-release.html https://www.gl.com/newsletter/high-density-16-port-t1e1-analysis-tool-newsletter.html "GL’s tScan16™ provides greater density, increased ports, and reduced power as compared to other TDM analysis tools on the market. The boards (with Direct Memory Access) are significantly faster, more efficient, and well-suited for High-Density Cabling" https://www.gl.com/images/tScan16-non-intrusive-monitoring-application.jpg Tue, 06 Jun 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/portable-end-to-end-wireless-simulation-solution-press-release.html https://www.gl.com/newsletter/portable-end-to-end-wireless-simulation-solution-newsletter.html "GL's Wireless Network Simulation Test Suite (5G, 4G LTE + IMS, 3G, 2G) provides a full-fledged Live Network at your company premises in any customized package to suit test requirements. The test suite provides reliable integrated solutions to vendors and service providers for emulating, monitoring, troubleshooting any wireless network, including 5G, 4G, 3G and 2G. The test suite is an invaluable tool for protocol characterization and testing, performance measurement, training, and education" https://www.gl.com/images/Newsletter/portable-end-to-end-wireless-simulation-solutions.jpg Mon, 30 May 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/high-density-multi-protocol-monitoring-of-ethernet-and-ip-networks-press-release.html https://www.gl.com/newsletter/high-density-multi-protocol-monitoring-of-ethernet-and-ip-networks-newsletter.html "GL’s PacketScan™ HD is a high-density Ethernet monitoring appliance with specialized network interface cards, large storage capacity and protocol analysis software. Almost all Voice over IP (VoIP) and Wireless protocols over IP can be captured and decoded for troubleshooting network problems. Users can perform lossless packet capture, analyze high speed networks and high-volume simultaneous calls with bidirectional RTP traffic" https://www.gl.com/images/Newsletter/packetscan-hd-main-image-newsletter.jpg Fri, 20 May 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-enhances-ip-network-monitoring-software-press-release.html https://www.gl.com/newsletter/gl-enhance-ip-network-monitoring-software-newsletter.html "GL's PacketScan™ is a comprehensive All-IP Network Monitoring software that offers powerful features to capture and monitor live signaling and traffic over IP (versions 4 and 6). The application can capture, segregate, monitor, and collect statistics on all types of calls over IP. It can decode all VoIP and Wireless protocols and provides Quality of Service (QoS) statistics on voice calls" https://www.gl.com/images/Newsletter/packetscan-all-ip-monitoring.jpg Mon, 09 May 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/validation-and-regression-test-for-emergency-services-mobile-networks-press-release.html https://www.gl.com/newsletter/validation-and-regression-test-for-emergency-services-mobile-networks-newsletter.html "Objectively measuring end-to-end voice quality in a wide range of scenarios spanning different locations can be challenging but is essential. GL recently released a whitepaper proposing a systematic way to test voice quality over emergency services mobile networks. The resulting testing will identify gaps in coverage, potential sources of interference, and other obstructions. This will allow the users to identify and eliminate vulnerabilities in their emergency services mobile networks and better protect their citizens" https://www.gl.com/images/Newsletter/vquad-probe-connected-to-ptt-radios.jpg Fri, 29 Apr 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/ethernet-and-ip-testing-for-local-area-networks-and-wide-area-networks-press-release.html https://www.gl.com/newsletter/ethernet-and-ip-testing-for-local-area-networks-and-wide-area-networks-newsletter.html "PacketCheck™ is a PC-based Ethernet and IP test tool that is versatile, simple, and cost-effective. It is used to test and verify LANs and WANs. PacketCheck™ can generate and analyze hundreds of Ethernet/IP/UDP streams with user defined MAC/IP addresses from a single PC" https://www.gl.com/images/Newsletter/packetcheck-wan-lan-tester.jpg Fri, 22 Apr 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-enhances-session-initiation-protocol-emulator-press-release.html https://www.gl.com/newsletter/gl-enhances-session-initiation-protocol-emulator-newsletter.html "MAPS™ SIP can also be used in conjunction with MAPS™ RTP HD hardware appliance to generate tens of thousands of simultaneous calls using specialized Network Interface Cards" https://www.gl.com/images/maps-sip-web-architecture.jpg Thu, 14 Apr 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/voice-quality-testing-solutions-press-release.html https://www.gl.com/newsletter/voice-quality-testing-solutions-newsletter.html "GL's VQT software utilizes widely accepted algorithms to provide measurements of voice quality over all types of networks including ATM, VoIP, PSTN, and Cellular. It supports next-generation VQT algorithms for IP networks using POLQA per ITU-T P.863, and PESQ per Rec. P.862.1 and P.862.2," https://www.gl.com/images/voicequalitytest-web-vquad-dual-uta-hd.jpg Tue, 5 Apr 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-solution-for-load-testing-call-centers-press-release.html https://www.gl.com/newsletter/gl-solution-for-load-testing-call-centers-newsletter.html "These Call Centers can be overloaded in disaster situations or unexpected events. Therefore, organizations use redundant telecommunications connections to the outside world (PRI, SIP trunks, etc.). It is essential to test if these trunks properly rollover under high load" https://www.gl.com/images/load-testing-call-centers.jpg Wed, 30 Mar 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-internet-protocol-multimedia-subsystem-network-emulation-test-suite-press-release.html https://www.gl.com/newsletter/internet-protocol-multimedia-subsystem-network-emulation-test-suite-newsletter.html "GL's MAPS™ SIP IMS test suite provides an advanced full-fledged network environment that enables users to test their applications, devices, and services prior to deployment on a real-time network. It can be used to emulate all or specific elements within IMS network infrastructure using simple ready-to-use Testbed setups. The network architecture shown above outlines the IMS Core Network elements which can be emulated using GL's MAPS™ SIP IMS test suite" https://www.gl.com/images/maps-ims-emulator-web-network-architecture.jpg Thu, 17 Mar 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-centralized-network-surveillance-system-for-ip-wireless-and-tdm-networks-press-release.html https://www.gl.com/newsletter/centralized-network-surveillance-system-for-ip-wireless-tdm-networks-newsletter.html "This surveillance system requires protocol analysis probes deployed at various physical locations. These probes capture, decode, and group the traffic into calls and forwards the CDRs, signaling frame details, and other statistics to the centralized database server." https://www.gl.com/images/Newsletter/netsurveyorweb-network-surveillance-system-newsletter.jpg Mon, 07 Mar 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/high-volume-user-traffic-generation-over-wireless-and-ip-core-networks-press-release.html https://www.gl.com/newsletter/high-volume-user-traffic-generation-over-wireless-and-ip-core-network-newsletter.html "Testing IP network performance with high sustained call volume and high call intensity is increasingly important to Wireless Carriers, Internet Service Providers, and Equipment vendors to ensure that quality of experience does not degrade with call intensity, volume, or protocol. Load and stress testing are important to verify stability of the IP network and network elements during pre and post deployment." https://www.gl.com/images/Newsletter/maps-packet-load-rtp-high-density-newsletter.jpg Fri, 25 Feb 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-voip-air-traffic-management-test-solutions-press-release.html https://www.gl.com/newsletter/voip-air-traffic-management-test-solution-newsletter.html "Traditional ATM is migrating from Analog/TDM to IP-based voice communications and control. This transition takes many years to safely cutover and the new technologies must be rigorously tested prior to deployment on operational Air Traffic Communications networks" https://www.gl.com/images/Newsletter/air-traffic-management-timing-measurement-solution-newsletter.jpg Tue, 08 Feb 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/tdm-optical-and-packet-multi-interface-mtop-probe-platform-press-release.html https://www.gl.com/newsletter/tdm-optical-and-packet-multi-interface-mtop-probe-platform-newsletter.html "GL's Multiple TDM Optical and Packet (mTOP™)Probe version is an all-in-one self-contained test instrument. The comprehensive mTOP™ Probe hardware unit is designed for portability and can be placed in a backpack. It can house any of GL's popular testing devices such as the PacketExpert™, tProbe™ (T1 E1), USB T3 E3, and Dual UTA HDs along with a controlling Windows PC within a single box" https://www.gl.com/images/Newsletter/packetexpert-10gx-mtop-probe-front-and-back-panel-newsletter.jpg Thu, 27 Jan 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/simulation-of-location-based-services-in-mobile-netorks-press-release.html https://www.gl.com/newsletter/simulation-of-location-based-services-in-mobile-netorks-newsletter.html "3GPP legacy technologies (GSM, UMTS and LTE) support LCS architecture for positioning mobile devices. Though there are a massively scalable suite of tools and high-quality database available for mobile location services, there is a need for pinpoint user's location solution. The following discussion of mobile location services infrastructure focuses on mobile positioning" https://www.gl.com/images/Newsletter/lcs-network-architecture.jpg Thu, 20 Jan 2022 gl-info@gl.com Read More... https://www.gl.com/press-release/multiport-t1-e1-sonet-sdh-ethernet-electrical-optical-tap-repeater-press-release.html https://www.gl.com/newsletter/multiport-t1-e1-sonet-sdh-ethernet-electrical-optical-tap-repeater-newsletter.html “Optical Tap Repeaters provide multiple identical outputs for optical and electrical signals at OC-3 / STM-1, OC-12 / STM-4, OC-48 / STM-16, 1 GigE, and 2.5 GigE rates. The need for optical taps that cut the optical power by 30% or 50% are not needed, since the signals are repeated at full power” https://www.gl.com/images/slider/multi-tap-optical-repeater-rack.jpg Mon, 13 Dec 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-expands-sonet-sdh-testing-OC-192-stm-64-rates-press-release.html https://www.gl.com/newsletter/gl-expands-sonet-sdh-testing-OC-192-stm-64-rates-newsletter.html “GL's SonetExpert is a USB-based hardware platform capable of performing both Channelized (OC3/STM1 and OC12/STM4) and Unchannelized (OC3/STM1, OC12/STM4, OC48/STM16, and OC192/STM64) testing over SONET/SDH networks” https://www.gl.com/images/Newsletter/sonetexpert-channelized-unchannelized-analyzer-in-network.jpg Fri, 03 Dec 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/ethernet-ip-testing-apis-for-test-automation-and-remote-access-press-release.html https://www.gl.com/newsletter/ethernet-ip-testing-apis-for-test-automation-and-remote-access-newsletter.html “PacketExpert™ can test a wide range of networks and systems including cables, switches, routers, local Ethernet/IP networks, wide area networks, and core/MPLS networks. It can measure bit errors, throughput, packet loss, latency, jitter, and more. It’s available in different form factors – from Rack-based High-density 12-port/24-port mTOP™ platform to Portable units” https://www.gl.com/images/packetexpert-cli-web-interfaces-with-hardware.jpg Wed, 03 Nov 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/enhancements-to-voip-air-traffic-management-test-solutions-press-release.html https://www.gl.com/newsletter/enhancements-to-voip-air-traffic-management-test-solutions-newsletter.html “Traditional ATM is migrating from analog/TDM to IP-based voice communications and control. The migration transitions to an improved, optimized, and integrated communications test beds. Automated functional and performance testing are valuable and help accelerate the deployment of next generation ATM equipment and services” https://www.gl.com/images/Newsletter/tm-atm-architecture-newsletter.jpg Tue, 19 Oct 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/validation-and-regression-testing-for-emergency-services-mobile-networks-press-release.html https://www.gl.com/newsletter/validation-and-regression-testing-for-emergency-services-mobile-networks-newsletter.html “Emergency services mobile networks include Land Mobile Radio Systems and often interface with the Public Switched Telephone Network (PSTN). These networks are used by police officers, firefighters, and other first responders and must reliably transmit audio between endpoint devices” https://www.gl.com/images/Newsletter/vquad-probe-connected-to-ptt-radios.jpg Wed, 29 Sep 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-5g-test-solution-press-release.html https://www.gl.com/newsletter/gl-announces-5g-test-solution-newsletter.html “GL Communications has developed the MAPS™ (Message Automation and Protocol Simulation) software simulation suite. This versatile software program can emulate a multitude of different protocols spanning the Time-Domain Multiplexing (CAS, SS7, ISDN, etc.), Voice over IP (SIP, RTP, SIGTRAN, etc.), and Wireless (2G, 3G, 4G LTE, 5G) domains” https://www.gl.com/images/Newsletter/5g-network-testing.jpg Thu, 16 Sep 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-enhances-t1e1-emulation-analyzer-products-and-software-press-release.html https://www.gl.com/newsletter/gl-enhances-t1e1-emulation-analyzer-products-and-software-newsletter.html “The T1 E1 Analysis Suite of products provides comprehensive analysis and emulation capabilities for voiceband analysis and signaling protocol analysis. The new application is added to support unframed mode in "Frame Relay Emulator" where the user can include Timeslot 0 for transmission/reception and enhanced T1 E1 BERT commands to give error insertion rate and bit inversion capability.” https://www.gl.com/images/Newsletter/t1e1-hardware-platform.jpg Wed, 31 Aug 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/windows-client-server-python-press-release.html https://www.gl.com/newsletter/windows-client-server-python-newsletter.html “GL's Windows Client/Server (WCS) software allows the user of T1/E1 Analysis / Emulation cards (with portable, dual, quad, and octal interfaces), the capability of remote operation, automation, and multi-site connectivity. T1/E1 Cards in a Server are easily controlled through software Clients at remote or local sites via TCP/IP sockets. Connectivity can be via Dial-Up, LAN, WAN, or more typically the Internet. Server software can run multiple tasks simultaneously at the request of the Client software” https://www.gl.com/images/windows-client-server-for-t1e1-analysis.gif Wed, 04 Aug 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/centralized-network-surveillance-system-for-ip-wireless-and-tdm-networks-press-release.html https://www.gl.com/newsletter/centralized-network-surveillance-system-for-ip-wireless-and-tdm-networks-newsletter.html “GL’s Network Surveillance System can record and playback phone calls and filter on calls of interest. The surveillance system facilitates historical storage, retrieval, querying, centralized reporting, and display of Call Detail Records (CDRs) by non-intrusively connecting to TDM/Analog, optical, or IP networks.” https://www.gl.com/images/netsurveyorweb-architecture.jpg Thu, 08 Jul 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/protocol-analyzer-for-tdm-ip-and-wireless-networks-press-release.html https://www.gl.com/newsletter/protocol-analyzer-for-tdm-ip-and-wireless-networks-newsletter.html “GL’s protocol analyzers monitor in accordance with industry protocol standards by non-intrusively tapping the network under test. The simple framework of the protocol analysis software helps you easily identify the improper sequence of protocol messages and filter out frames causing the protocol violation” https://www.gl.com/images/protocol-analysis-overview-diagram.jpg Tue, 29 Jun 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/maps-sip-protocols-emulator-press-release.html https://www.gl.com/newsletter/maps-sip-protocol-emulator-newsletter.html “SIP has become “the IP protocol” for voice connections (wired and wireless), video conferencing, instant messaging, and other forms of media, e.g FAX. Many signaling and traffic services are migrating to SIP, including emergency 911, push-to-talk for air traffic control, and group voice call services used by as First Responders” https://www.gl.com/images/Newsletter/sip-protocol-emualtor-overview.jpg Fri, 11 Jun 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/cellular-network-monitoring-solutions-press-release.html https://www.gl.com/newsletter/cellular-network-monitoring-solutions-newsletter.html “Wireless carriers, internet service providers, and equipment vendors must constantly monitor voice quality, call successes, failures, and drops, and other statistics to ensure customer satisfaction. Law enforcement agencies must be able to capture and listen to phone calls for national security and defense purposes.” https://www.gl.com/images/Newsletter/packetscan-wireless-probe-solution.jpg Tue, 01 Jun 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-2-wire-and-4-wire-voiceband-measurements-press-release.html https://www.gl.com/newsletter/gl-2-wire-and-4-wire-voiceband-measurements-newsletter.html “GL’s test tools can be configured to simulate 2-wire calls with FXO and FXS ports and 4-wire calls with VF ports to provide various voiceband measurements. The voiceband measurement tests supported are - Voice Quality Test (VQT) using PESQ or POLQA algorithms, Signal-to-Noise Ratio and Level, Three Tone Slope (Gain Slope), C Notch Noise, 1004 Hz Net Loss, Attenuation Distortion, Intermodulation Distortion, and Impulse Noise” https://www.gl.com/images/Newsletter/2-wire-and-4-wire-voiceband-measurements.jpg Tue, 04 May 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/maps-ed137-telephone-emulator-for-voip-air-traffic-management-press-release.html https://www.gl.com/newsletter/maps-ed137-telephone-emulator-for-voip-air-traffic-management-newsletter.html “Voice communications on ATM networks, whether it is Air-Ground (A-G) or Ground-Ground (G-G) calls, are being upgraded to use VoIP technology as per EUROCAE (European Organization for Civil Aviation Equipment) ED-137 inter-operability standards" https://www.gl.com/images/maps-ed137-telephone-web-air-traffic-network.jpg Thu, 01 Apr 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/ethernet-ip-testing-for-lans-and-wans-press-release.html https://www.gl.com/newsletter/ethernetIP-testing-for-lans-and-wans-newsletter.html “PacketCheck™ is a PC-based Ethernet / IP test tool that is powerful and cost-effective. It can be an invaluable tool to test and verify LANs and WANs. The application supports Ethernet testing at all protocol layers - from raw Ethernet frames to stacked VLAN, stacked MPLS, and IP packets with UDP payloads. PacketCheck™ uses the PC’s network interface card (NIC) to transmit and receive Ethernet or IP packets over LANs and WANs" https://www.gl.com/images/Newsletter/packetcheck-wan-lan-tester.jpg Wed, 25 Mar 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-lte-conformance-test-suite-press-release.html https://www.gl.com/newsletter/gl-announces-lte-conformance-test-suite-newsletter.html “GL's MAPS™ LTE Conformance Test Suite is designed with 50+ test cases, per 3GPP TS 36.413 (LTE S1) and TS 36.423 (LTE X2) specifications, and includes built-in conformance scripts for eNodeB conformance in the S1 interface and multiple eNodeBs in the X2 interface " https://www.gl.com/images/Newsletter/maps-lte-s1-x2-conformance-suite-1.jpg Wed, 10 Mar 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/ethernet-testing-with-packetExpert-10gx-press-release.html https://www.gl.com/newsletter/ethernet-testing-with-packetExpert-10gx-newsletter.html “The current network is hybrid (SONET/SDH TDM and Ethernet/Packet) with wide ranging speeds (64 kbps to 400 Gbps); carries data, voice, image, and video over both technologies. Test equipment that can test and analyze from physical, transport, and higher layers of the ISO stack is just NOT available, until now. " https://www.gl.com/images/Newsletter/sonetexpert-sdh-10GX-hardware.jpg Thu, 28 Jan 2021 gl-info@gl.com Read More... https://www.gl.com/press-release/fast-recorder-packet-extractor-press-release.html https://www.gl.com/newsletter/fast-recorder-packet-extractor-newsletter.html “Today’s networks are built with switches, routers, and gateways interconnected with 1, 10, 25, 40, and 100 Gbps full duplex fiber optic lines. These fiber connections increasingly carry packets (vs. circuits) with data, voice, and video, interleaved, aggregated, and burst out at ever faster, bigger, and longer distances. " https://www.gl.com/images/fastrecorder-and-extractor-web-ip-network-monitoring.jpg Tue, 22 Dec 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/multiport-t1e1-sonet-sdh-ethernet-electrical-optical-tap-repeater-press-release.html https://www.gl.com/newsletter/multiport-t1e1-sonet-sdh-ethernet-electrical-optical-tap-repeater-newsletter.html “Optical Tap Repeaters provide multiple identical outputs for optical and electrical signals at OC-3 / STM-1, OC-12 / STM-4, OC-48 / STM-16, 1 GigE, and 2.5 GigE rates. The need for optical taps that cut the optical power by 30% or 50% are not needed, since the signals are repeated at full power" https://www.gl.com/images/Newsletter/multi-tap-optical-repeater-portable.jpg Wed, 02 Dec 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-cellular-network-monitoring-solution-press-release.html https://www.gl.com/newsletter/gl-cellular-network-monitoring-solution-newsletter.html “GL provides a distributed network surveillance system with protocol analysis probes deployed at various physical locations. GL’s high density protocol analyzer, PacketScan™ HD, can capture and process high volumes of phone calls over many communication protocols" https://www.gl.com/images/Newsletter/cellular-network-monitoring-solution.jpg Tue, 24 Nov 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-enhances-ed137-atm-recorder-press-release.html https://www.gl.com/newsletter/gl-enhances-ed137-atm-recorder-newsletter.html “All over the world, Air Traffic Management (ATM) networks are undergoing a transition from legacy TDM-based communications to Voice over IP (VoIP) for more reliable, scalable and secure communications. The European Organization for Civil Aviation Equipment (EUROCAE) has defined the ED-137 standard to outline VoIP communication between air traffic controllers and pilots" https://www.gl.com/images/maps-ed137-recorder-web-air-traffic-network.jpg Thu, 12 Nov 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/t3e3-testing-for-channelized-unchannelized-press-release.html https://www.gl.com/newsletter/t3e3-testing-for-channelized-unchannelized-newsletter.html “GL’s T3 E3 Analyzer is capable of processing signaling, voice, and data in full T3 (DS3) or E3 data streams, dropping and inserting T1 (DS1) or E1, and performs analysis of HDLC, ATM, Frame Relay, and PPP Protocols. It includes various signal testing capabilities for Unchannelized (Unstructured) and Channelized (Structured) T3 E3 Traffic" https://www.gl.com/images/channelized-and-unchannelized-t3e3-analyzer.gif Tue, 3 Nov 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/sonetexpert-bert-testing-over-sonet-sdh-press-release.html https://www.gl.com/newsletter/sonetexpert-bert-testing-over-sonet-sdh-newsletter.html “SonetExpert™ BERT/ Alarm / Error is a web-based application which supports bit error rate testing, alarm generation and reception, and error generation and reception" https://www.gl.com/images/sonetexpert-bert-web-testing-over-sonet-sdh.jpg Thu, 22 Oct 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-apis-for-test-automation-and-remote-access-press-release.html https://www.gl.com/newsletter/gl-announces-apis-for-test-automation-and-remote-access-newsletter.html “PacketExpert™ finds use in testing a wide range of networks – from testing individual links/switches, testing local Ethernet/IP networks (LAN), end-to-end testing of Wide Area Networks (WAN), testing Core/MPLS networks, validate Service Level Agreements (SLAs) and much more. It’s available in different form factors – from Rack based High density 12-port/24-port mTOP™ platform, Portable units, and Tablet-based units." https://www.gl.com/images/packetexpert-cli-web-interfaces-with-hardware.jpg Tue, 13 Oct 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-new-wirespeed-packet-capture-application-press-release.html https://www.gl.com/newsletter/gl-announces-new-wirespeed-packet-capture-application-newsletter.html “PacketExpert™ is a versatile Ethernet testing tool with many industry standard testing modules. PacketExpert™ can also be used as an in-line wirespeed network tap capable of monitoring traffic at up to 10 Gbps across copper or fiber optic networks. PacketScan™ is a powerful protocol analyzer suited for IP networks and VoIP analysis" https://www.gl.com/images/Newsletter/packetscanpx-capture-and-filter.jpg Tue, 6 Oct 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/consulting-services-press-release.html https://www.gl.com/newsletter/consulting-services-updated-newsletter.html "Our expertise covers the entire OSI model from infrastructure design and installation up to application configuration and management. Our team includes engineers, developers, scientists, and project managers. Our customer base includes large internet and wireless service providers, equipment manufacturers, defense contractors, research laboratories and universities world-wide" https://www.gl.com/images/index-consulting.jpg Tue, 1 Sep 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/test-legacy-and-next-generation-hybrid-networks-press-release.html https://www.gl.com/newsletter/test-legacy-and-next-generation-hybrid-networks-newsletter.html "GL can test legacy and next generation networks simultaneously through one self-contained platform. This platform is a 1U rack chassis that houses several interfaces for network testing including VF, FXO and FXS, T1 E1, Datacom, and Ethernet ports. This platform can analyze and emulate traffic traversing these links. For example, perform bit error rate testing, send, and receive tones, digits, audio files, packets and more. The platform can also monitor and record traffic by being placed in-line on a network" https://www.gl.com/images/Newsletter/test-legacy-and-next-generation-hybrid-networks.jpg Fri, 28 Aug 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/packetLoad-high-density-mobile-traffic-simulation-press-release.html https://www.gl.com/newsletter/packetLoad-high-density-mobile-traffic-simulation-newsletter.html GL’s PacketLoad™ module is a high density stateful TCP/HTTP, UDP, and PCAP Replay traffic test solution providing "real-world" traffic. The appliance can generate massive number of UEs (up to 500,000) along with a high volume of mobile GTP-C (control plane), GTP-U (user plane) and packet traffic for up to 4 Gbps or 40 Gbps to load test or stress test core UMTS/LTE networks https://www.gl.com/images/packetload-mobile-traffic-web-gprs-tunneling-protocol-network.jpg Wed, 19 Aug 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/maps-sip-ivr-press-release.html https://www.gl.com/newsletter/maps-sip-ivr-newsletter.html GL’s MAPS™ SIP with GL’s Speech Transcription Server provides automated IVR testing by using speech to text to navigate through an IVR tree. IVR prompts are recorded by MAPS™ SIP and transcribed by the Speech Transcription Server. Transcribed text is compared to an expected text at each IVR stage to confirm the prompt https://www.gl.com/images/Newsletter/load-testing-call-centers.jpg Thu, 13 Aug 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/video-quality-test-solutions-press-release.html https://www.gl.com/newsletter/video-quality-test-solutions-newsletter.html GL’s Video Quality Test Solution provides the flexibility of performing automated tests supporting Video Conferencing between two Video Agents running on Android devices or Windows/Linux systems. The Video Conference solution is fully configurable by the user with outputs including Video and Audio MOS https://www.gl.com/images/automated-video-quality-testing-network.jpg Wed, 5 Aug 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/rackmount-ethernet-testing-packetexpert-press-release.html https://www.gl.com/newsletter/rackmount-ethernet-testing-packetexpert-newsletter.html The PacketExpert™ can be placed in 1U or 2U rack enclosures. In such a configuration, PacketExpert™ can test up to 24 ports simultaneously with full duplex traffic at 1 Gbps. This allows equipment manufacturers to comprehensively test the performance of their devices from one single testing platform https://www.gl.com/images/Newsletter/rackmount-ethernet-testing-packetexpert.jpg Tue, 28 Jul 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/etherenet-testing-made-easy-packetexpert-press-release.html https://www.gl.com/newsletter/etherenet-testing-made-easy-packetexpert-newsletter.html High-speed Ethernet links are widely found in local area networks, metropolitan area networks and wide area networks. Testing network performance of high-speed Ethernet links is challenging and requires specialized test tools https://www.gl.com/images/Newsletter/packetexpert-10.jpg Tue, 21 Jul 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/2-wire-and-4-wire-voiceband-measurements-press-release.html https://www.gl.com/newsletter/2-wire-and-4-wire-voiceband-measurements-newsletter.html GL’s test tools can be configured to simulate 2-wire calls with FXO and FXS ports and 4-wire calls with VF ports to provide various voiceband measurements. The voiceband measurement tests supported are - Voice Quality Test (VQT) using PESQ or POLQA algorithms, Signal-to-Noise Ratio and Level, Three Tone Slope (Gain Slope), C Notch Noise, 1004 Hz Net Loss, Attenuation Distortion, Intermodulation Distortion, and Impulse Noise https://www.gl.com/images/Newsletter/2-wire-and-4-wire-voiceband-measurements.jpg Wed, 1 Jul 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-datacom-analyzer-with-client_server-scripted-test-feature-press-release.html https://www.gl.com/newsletter/gl-enhances-datacom-analyzer-with-client_server-scripted-test-feature-newsletter.html GL's Datacom Analyzer/Emulator is an optional board available with GL's tProbe™ T1 E1 Analyzer or is also available as a standalone unit. It can test and verify data communications equipment and circuits - specifically serial interfaces that provide clock, data, and control signals. It provides software selectable modes to analyze and emulate DTE and DCE interfaces, non-intrusive monitoring for both synchronous (sync), and asynchronous (async) modes. https://www.gl.com/images/datacom-analyzer-windows-client.jpg Fri, 26 Jun 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-enhances-maps-framework-products-ver20.5.14-press-release.html https://www.gl.com/newsletter/gl-enhances-maps-framework-products-ver20.5.14-newsletter.html MAPS™ is a protocol simulation and conformance test tool that simulates many protocols such as VoIP/IP, TDM, analog and wireless all within a single framework. This tool covers solutions for protocol simulation along with automation capability. The application gives users the unlimited ability to edit messages and control scenarios https://www.gl.com/images/maps-web-ip-tdm-3G-4G-protocols-emulation-architecture.jpg Tue, 9 Jun 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-dynamic-ip-wan-impairments-using-scheduler-feature-press-release.html https://www.gl.com/newsletter/dynamic-ip-wan-impairments-using-scheduler-feature-newsletter.html Users can introduce real-world impairments such as reduced throughput, delay, packet loss, packet duplication and packet reordering, and byte errors. Users can configure these parameters through a graphical user interface, from scripts using Python APIs, or now by uploading a simple CSV file (scheduler method) https://www.gl.com/images/Newsletter/ethernet-tester-portable-hardware-platform-packetexpert-10gx.jpg Wed, 3 Jun 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-portable-end-to-end-wireless-simulation-solution-press-release.html https://www.gl.com/newsletter/gl-portable-end-to-end-wireless-simulation-solution-newsletter.html GL's Wireless Network Simulation Test Suite (4G LTE + IMS, 3G, 2G) provides a full-fledged “Live Network” at your company premises in any customized package to suit your test requirements. The test suite provides reliable integrated solutions to vendors and service providers for simulating, monitoring, troubleshooting any wireless network, including 4G, 3G, 2G and upcoming 5G. The test suite is an invaluable tool for protocol characterization and testing, performance measurement, training, and education https://www.gl.com/images/Newsletter/portable-lab-solution.jpg Tue, 26 May 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-t1-e1-Multiport-Repeater-press-release.html https://www.gl.com/newsletter/gl-T1-E1-multiport-repeaters-newsletter.html Multiport Repeaters are used to generate multiple identical T1/E1 outputs for each T1/E1 input, thereby increasing the range of transmission of T1/E1 signals https://www.gl.com/images/slider/repeater-bantam.jpg Tue, 19 May 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-lte-conformance-test-suite-press-release.html https://www.gl.com/newsletter/gl-lte-conformance-test-suite-newsletter.html GL's MAPS™ LTE Conformance Test Suite is designed with 50+ test cases, as per 3GPP TS 36.413 (LTE S1) and TS 36.423 (LTE X2) specifications. It includes inbuilt conformance scripts for eNodeB conformance, MME conformance in S1 interface, and multiple eNodeB’s in X2 interface as per 3GPP standards https://www.gl.com/images/Newsletter/maps-lte-s1-x2-conformance-suite-1.jpg Tue, 12 May 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-sonetexpert-test-platform-press-release.html https://www.gl.com/newsletter/gl-announces-sonetexpert-test-platform-newsletter.html GL’s SonetExpert™ Channelized Analyzer comprises of hardware and software for capturing, monitoring, emulating and analysing protocols over SONET-SDH links. SonetExpert™ analyzer - with optical ports supports channelized SONET and SDH mapping of T1/E1 payload. In this mode, SonetExpert™ supports direct access to all 336 T1 or 252 E1 channels on an OC-12/STM-4 line for analysis and simulation – all within a single PC. https://www.gl.com/images/sonetexpert-web-sonetexpert-channelized-analyzer-in-network.jpg Wed, 6 May 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-enhances-voice-quality-testing-software-ver10.3-press-release.html https://www.gl.com/newsletter/gl-enhances-voice-quality-testing-software-ver10.3-newsletter.html A global leader in telecom test and measurement solutions, addressed the press regarding their latest update to their Voice Quality Testing solution. https://www.gl.com/images/voicequalitytest-web-vquad-dual-uta-hd.jpg Thu, 28 Apr 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/cellular-network-monitoring-solution-pressrelease.html https://www.gl.com/newsletter/cellular-network-monitoring-solution-newsletter.html GL provides a distributed network surveillance system with protocol analysis probes deployed at various physical locations. GL’s high density protocol analyzer, PacketScan™ HD, can capture and process high volumes of phone calls over many communication protocols. https://www.gl.com/images/Newsletter/cellular-network-monitoring-solution.jpg Wed, 22 Apr 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/packetexpert-remote-testing-press-release.html https://www.gl.com/newsletter/packetexpert-remote-testing-newsletter.html Engineers that manage large Ethernet/IP networks must find ways to remotely test and monitor their networks for performance. GL Communications offers PacketExpert™ as a comprehensive Ethernet/IP testing solution with convenient remote access capabilities. PacketExpert™ can be deployed at a remote site and at a local site for an end-to-end network test. https://www.gl.com/images/Newsletter/packetexpert-remote-testing.jpg Wed, 15 Apr 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/load-testing-call-centres-press-release.html https://www.gl.com/newsletter/load-testing-call-centres-newsletter.html These call centers can be overloaded in disaster situations or unexpected events. Therefore, some organizations use redundant telecommunications connections to the outside world (PRI, SIP trunks, etc.). It is essential to test if these trunks properly rollover under high load. https://www.gl.com/images/Newsletter/load-testing-call-centers.jpg Tue, 24 Mar 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/2-wire-solutions-for-IVR-and-VM-testing-press-release.html https://www.gl.com/newsletter/2-wire-solutions-for-IVR-and-VM-testing-newsletter.html Testing Interactive Voice Response (IVR) along with Voice Mail (VM) functionality and quality is crucial for any carrier or industry using such supporting methods for customer response. In addition, as the 2-wire Analog Audio moves toward High Definition (HD), testing for Voice Quality becomes crucial when connected through an ATA or Gateway to the home. https://www.gl.com/images/Newsletter/2-wire-fxo-test-setup.jpg Tue, 11 Mar 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/voice-quality-analyzer-supports-POLQA-ver3.0-press-release.html https://www.gl.com/newsletter/voice-quality-analyzer-supports-POLQA-ver3.0-newsletter.html POLQA, the successor of Perceptual Evaluation of Speech Quality (PESQ) (ITU-T P.862) analysis, is the next generation voice quality testing standard for fixed, mobile and IP-based networks. Based on ITU-T P.863 standard, POLQA supports the HD-quality speech coding and network transport technology, with higher accuracy for 3G, 4G/LTE and VoIP networks. https://www.gl.com/images/Newsletter/voice-quality-testing.jpg Tue, 25 Feb 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/high-volume-mobile-data-traffic-generation-over-LTE-UMTS-GPRS-press-release.html https://www.gl.com/newsletter/high-volume-mobile-data-traffic-generation-over-LTE-UMTS-GPRS-newsletter.html As network traffic increases, various elements within a wireless network (including switches, routers, gateways, etc.) can introduce various impairments such as errors, excessive delay, congestion, blocking, loss, and degraded quality. Their ability to handle large traffic requires proper test and verification methods. Simulating high volumes of mobile data traffic facilitates an analysis of these network elements as a function of traffic intensity and traffic type (e.g. Voice, Fax, Data, Video). https://www.gl.com/images/packetload-mobile-traffic-web-gprs-tunneling-protocol-network.jpg Wed, 12 Feb 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/latest-enhancements-to-structured-unstructured-T3-E3-analyzer-press-release.html https://www.gl.com/newsletter/latest-enhancements-to-t3-e3-analyzer-newsletter.html GL’s T3 E3 Analyzer is capable of processing signaling, voice, and data full T3 (DS3) or E3 data streams, dropping and inserting T1 (DS1) or E1, and analysis of HDLC, ATM, Frame Relay, and PPP Protocols. It includes various signal testing capabilities for Unchannelized (Unstructured) and Channelized (Structured) T3 E3 Traffic. https://www.gl.com/images/usb-t3e3-web-channelized-t3e3-analyzer.gif Wed, 5 Feb 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-voice-recorder-emulator-for-VoIP-air-traffic-control-press-release.html https://www.gl.com/newsletter/enhanced-voice-recorder-emulator-for-VoIP-air-traffic-control-newsletter.html Air traffic control centers are required to provide continuous "ground/ground" and "ground/air" voice communication recordings with synchronized flight related data, for establishing “air traffic incident” chronology, replay, safety improvement, audits, statistics, and training purposes. https://www.gl.com/images/maps-ed137-recorder-web-air-traffic-network.jpg Wed, 22 Jan 2020 gl-info@gl.com Read More... https://www.gl.com/press-release/high-density-bulk-call-generator-for-TDM-IP-wireless-networks-press-release.html https://www.gl.com/newsletter/high-density-bulk-call-generator-for-TDM-IP-wireless-networks-newsletter.html GL's Message Automation and Protocol Simulation (MAPS™) is a protocol simulation and conformance test tool that supports a variety of protocols such as SIP, SIP I, MEGACO, MGCP, SS7, ISDN, GSM, MAP, CAS, LTE, UMTS, SS7 SIGTRAN, ISDN SIGTRAN, Diameter and others. Along with automation capability, the application gives users the unlimited ability to edit messages and control scenarios (message sequences). https://www.gl.com/images/Newsletter/high-density-traffic-simulation.jpg Thu, 19 Dec 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/gl911-cama-signaling-simulation-%26-monitoring-press-release.html https://www.gl.com/newsletter/911-E911-NG911-CAMA-Signaling-Simulation-Monitoring-newsletter.html Centralized Automatic Message Accounting - CAMA is a special analog trunk originally developed for long-distance billing but is now mainly used for emergency call services: 911 and Enhanced 9-1-1 (E-911). https://www.gl.com/images/emergency-services-test-solution-network.jpg Tue, 11 Dec 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/LTE-Conformance-Test-Suite-press-release.html https://www.gl.com/newsletter/lte-conformance-test-suite-newsletter.html GL's MAPS™ LTE Conformance Test Suite is designed with 50+ test cases, as per 3GPP TS 36.413 (LTE S1) and TS 36.423 (LTE X2) specifications. It includes inbuilt conformance scripts for eNodeB conformance, MME conformance in S1 interface, and multiple eNodeB’s in X2 interface as per 3GPP standards. https://www.gl.com/images/Newsletter/maps-lte-s1-x2-conformance-suite-1.jpg Tue, 19 Nov 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/T1-E1-Multiport-Repeater-press-release.html https://www.gl.com/newsletter/t1-e1-multiport-repeaters-newsletter.html Multiport Repeaters are used to generate multiple identical T1/E1 outputs for each T1/E1 input, thereby increasing the range of transmission of T1/E1 signals. https://www.gl.com/images/slider/repeater-bantam.jpg Wed, 13 Nov 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/5G-N4-interface-simulation-pressrelease.html https://www.gl.com/newsletter/5G-N4-interface-simulation-newsletter.html The 5G Emulator Suite comprises of the MAPS™ application, which is a multi-protocol, multi-interface simulation test tool. The N4 interface between SMF (Session Management Function) and UPF (User Plane Function) in the Control and User Plane Separation (CUPS) architecture simulation is as per 3GPP Release 15 standards. https://www.gl.com/images/Newsletter/maps-5g-n4-web-architecture.jpg Wed, 30 Oct 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/analog-legacy-protocol-enhancements-press-release.html https://www.gl.com/newsletter/analog-legacy-protocol-enhancements-newsletter.html Signaling that occurs between switches (such as private branch exchanges (PBX), local exchange carrier and interexchange carrier) in telephone networks is sent either within the voice traffic (in-band signaling) or on a separate dedicated signaling channel (out of band signaling). The Channel Associated Signaling (CAS) is an in band method to set up and tear down calls. This supervisory signaling is carried as "on-hook" and "off-hook". The addressing is carried as DTMF (Dual Tone Multi Frequency) or as MF (Multi Frequency). https://www.gl.com/images/analog-legacy-protocol-simulation.jpg Wed, 23 Oct 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/netsurveyorweb-network-surveillance-system-press-release.html https://www.gl.com/newsletter/netsurveyorweb-network-surveillance-system-newsletter.html Network Surveillance System can record and playback phone calls and filter on calls of interest. The surveillance system facilitates historical storage, retrieval, querying, centralized reporting, and display of Call Detail Records (CDRs) by non-intrusively connecting to TDM/Analog, optical, or IP networks. Currently supported protocols include 5G, 4G (LTE, IMS, Diameter), 3G UMTS (IuCS, IuPS), 2G (GSM, TRAU, MAP, CAMEL), VoIP (SIP, ED-137, SIGTRAN, H.323, MEGACO, MGCP), TDM and analog systems. https://www.gl.com/images/netsurveyorweb-architecture.jpg Mon, 14 Oct 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/multi-link-frame-relay-emulator-pressrelease.html https://www.gl.com/newsletter/multi-link-frame-relay-emulator-newsletter.html Frame Relay (FR) and MFR can be emulated using GL’s Multi-Link Frame Relay Emulator and analyzed using Multi-Link Frame Relay Analysis software. This works with GL’s T1/E1 Analysis hardware platforms (Dual Express (PCIe) T1 E1 Boards, Universal HD T1/E1 Card, USB T1/E1 unit, or tProbe™ T1/E1 unit). https://www.gl.com/images/mfr-web-emulator-main-image.gif Fri, 4 Oct 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/central-cffice-switching-simulator-maps-press-release.html https://www.gl.com/newsletter/central-office-switching-simulator-maps-newsletter.html MAPS™ (Message Automation and Protocol Simulation) Central Office Switching Simulator converts a PC (portable, tower, rackmount) into a digital central office switch simulator, PBX and switch, complete with T1, E1, POTS, and IP interfaces. https://www.gl.com/images/maps-central-office-simulator-web-network-image.jpg Mon, 23 Sep 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/2.5-gbps-ethernet-testing-made-easy-with-packetexpert-press-release.html https://www.gl.com/newsletter/2.5-gbps-ethernet-testing-made-easy-with-packetexpert-newsletter.html The increasing number of internet connected devices including high powered mobile phones, home cameras and smart appliances puts high bandwidth pressure on existing 1 Gigabit per second (Gbps) networks. https://www.gl.com/images/Newsletter/packetexpert-10gx-support-on-2.5g-ports.jpg Thu, 5 Sep 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/packetscan-comprehensive-ip-analyzer-press-release.html https://www.gl.com/newsletter/packetscan-comprehensive-ip-analyzer-newsletter.html All carriers are rolling out various services including voice, video, fax, and data via packet networks. There is a real need for a comprehensive analysis and monitoring tool - whether for VoIP, FoIP (Fax over IP), video, or wired and wireless traffic and for many signaling protocols. https://www.gl.com/images/all-ip-packetscan.jpg Thu, 29 Aug 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/hd-voice-testing-with-high-density-analog-phone-simulator-press-release.html https://www.gl.com/newsletter/hd-voice-testing-with-high-density-analog-phone-simulator-newsletter.html VQuad™ 24-port HD FXO system is an all-in-one 2U rack supporting full call control and FXO special services on 24 FXO ports along with both Wide Band (WB) and Narrow Band (NB) Audio. VQuad™ HD FXO platform offers an automated, scripted, remote-access, multi-user, multi-protocol, and high capacity FXO test solution. https://www.gl.com/images/vquad-dual-uta-hd-web-24-port-fxo-solution.jpg Wed, 21 Aug 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/massive-load-testing-api-control-sip-protocol-emulation-press-release.html https://www.gl.com/newsletter/massive-load-testing-api-control-sip-protocol-emulation-newsletter.html GL’s MAPS™ SIP Emulator is enhanced with few significant features such as CSV files support for massive User Agents (UA) simulation used in load testing. https://www.gl.com/images/maps-sip-web-architecture.jpg Tue, 13 Aug 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-enhances-voice-quality-testing-software-pressrelease.html https://www.gl.com/newsletter/gl-enhances-voice-quality-testing-software.html GL’s Voice, Video, and Data Quality Test Solution provides flexibility for connecting to and between any network, any service, and any interface. https://www.gl.com/images/voice-video-data-quality-testing-web-network-architecture.jpg Tue, 06 Aug 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-releases-5GC-simulator-suite-pressrelease.html https://www.gl.com/newsletter/5G-core-network-emulator-suite-newsletter.html 3GPP is defining both a new 5G core network, referred to as 5GC, as well as a new radio access technology called 5G “New Radio” (NR). https://www.gl.com/images/5G-Core-Network-Test-Measurement-Suite.jpg Tue, 30 Jul 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/text-to-911-instant-messaging-for-emergency-services-pressrelease.html https://www.gl.com/newsletter/text-to-911-instant-messaging-for-emergency-services-newsletter.html NG9-1-1 networks based on the National Emergency Number Association (NENA) i3 standards define network transformation route to receive and respond to NG9-1-1 emergency requests via multiple media sources such as SMS, Video, Email, and Instant Messaging (IM). https://www.gl.com/images/msrp-web-general-NG9-1-1-voip-architecture.jpg Tue, 16 Jul 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/tdm-optical-and-packet-multi-interface-mtop-probe-platform-for-test-and-measurement-press-release.html https://www.gl.com/newsletter/tdm-optical-and-packet-multi-interface-mtop-probe-platform-for-test-and-measurement-newsletter.html GL launches Multiple TDM Optical and Packet (mTOP™) Probe version which is an all-in-one self-contained test instrument. The comprehensive mTOP™ Probe hardware unit is designed for easier portability and convenient for field testing which incorporates the testing features for multiple TDM Optical and Packet interfaces along with necessary PC hardware in a single box. https://www.gl.com/images/mtop-probe-web-vquad-dual-uta-hd.jpg Wed, 10 Jul 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/cloud-based-speech-synthesizer-press-release.html https://www.gl.com/newsletter/speech-synthesis-test-interactive-ivr-vm-systems.html GL’s Speech Transcription Server (STS) is an automated PC-based speech-to-text conversion utility which is enhanced with text-to-speech allowing automated on-the-fly generation of audio files from user-defined text required for voice responses in IVR systems. https://www.gl.com/images/Newsletter/speech-transcription-server-in-ivr-system.jpg Wed, 02 Jul 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/test-solutions-for-mission-critical-communications-pressrelease.html https://www.gl.com/newsletter/test-solutions-for-mission-critical-communications-newsletter.html GL offers highly reliable test equipment and software solutions for decades to professionals in Military, Maritime, Aerospace, and Transport industries to test their mission critical communication networks. https://www.gl.com/images/mission-control-test-solutions.jpg Wed, 26 June 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/datacom-analyzer-with-client_server-scripted-test-feature-press-release.html https://www.gl.com/newsletter/datacom-analyzer-with-client-server-script-newsletter.html Datacom Analyzer/Emulator is an optional board available with GL's tProbe™ T1 E1 Analyzer or is also available as a standalone unit. It is designed for test and verification of data communications equipment and circuits - specifically serial interfaces that provide clock, data, and control signals. It provides software selectable modes to analyze and emulate DTE and DCE interfaces, non-intrusive monitoring for both synchronous (sync), and asynchronous (async) modes. https://www.gl.com/images/datacom-analyzer-windows-client.jpg Tue, 18 June 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/advanced-test-platform-for-tdm-network-press-release.html https://www.gl.com/newsletter/advanced-test-platform-for-tdm-network-newsletter.html GL’s versatile T1 E1/T3 E3/ OC3-12/STM1-4 test platforms provide a wide range of functionalities and testing capabilities regardless of the form-factor you choose. They are available in portable, handheld, and rack-based platforms. Regardless of the form-factor our TDM test tools provide the right solutions to meet every test requirement. https://www.gl.com/images/advanced-tdm-test-platforms.jpg Tue, 11 June 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-packetbroker-with-advanced-filter-and-ttl-pulse-generation-press-release.html https://www.gl.com/newsletter/enhanced-packetbroker-with-advanced-filter-and-ttl-pulse-generation-newsletter.html PacketBroker is an optional application with GL’s PacketExpert™ Ethernet Test Tool, which is used as a highly precise non-intrusive Wirespeed Ethernet Tap and all the necessary features packaged within to capture https://www.gl.com/images/packetbroker-web-wirespeed-ethernet-tap.jpg Wed, 05 June 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/faa-voip-interoperability-event-press-release.html https://www.gl.com/newsletter/faa-voip-interoperability-event-newsletter.html GL Communications’ "PacketScan™" analyzer and "NetSurveyorWeb™" applications were also used for centralised monitoring of tests between the vendors. These software tools reported on performance metrics like MOS, Packet loss, Packet Jitter, Packet Delay, etc., as measured on all calls. PacketScan™ (acting as a probe) was connected to the mirror port of centralized switch to non-intrusively monitor all traffic between the vendors. https://www.gl.com/images/Newsletter/faa-voip-interoperability-event-newsletter.jpg Wed, 29 May 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/evaluation-of-land-mobile-radio-and-cellular-networks-press-release.html https://www.gl.com/newsletter/evaluation-of-wireless-radio-and-mobile-networks-newsletter.html GL Communications Inc. possess the capability and expertise to provide comprehensive services and test equipment to evaluate Land Mobile Radio and Commercial Cellular Networks for both voice and data. GL, team of seasoned RF Engineers and drive test technicians are uniquely equipped with know-how on in-house developed Voice and Data Quality Testing tools as well as third-party spectrum analysers, GPS data loggers, etc. https://www.gl.com/images/testing-and-evaluating-mobile-networks.jpg Tue, 14 May 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/high-speed-oc3-oc12-and-stm1-stm4-test-platforms-for-channelized-and-unchannelized-pressrelease.html https://www.gl.com/newsletter/high-speed-oc3-oc12-and-stm1-stm4-test-platforms-for-channelized-and-unchannelized-applications-newsletter.html GL's LightSpeed1000™ comes with all the necessary software for capturing, monitoring, emulation and analysis of protocols over SONET-SDH links, with a price tag that compares very favourably with similar test instruments at 3 times the price. LightSpeed1000™ - with optical ports supports Channelized SONET and SDH mapping of T1/E1 framed signals. https://www.gl.com/images/ls1000-web-card-and-usb-unit.gif Tue 07 May 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/analog-legacy-protocol-enhancements-press-release.html https://www.gl.com/newsletter/analog-legacy-protocol-enhancements-newsletter.html Signaling that occurs between switches (such as PBXs, local exchange carrier and interexchange carrier) in telephone networks is sent either within the voice traffic or on a separate dedicated signaling channel. The Channel Associated Signaling (CAS) is a method of signaling where a channel or timeslot carrying speech also carries with it the signaling and addressing to set up and tear down calls. https://www.gl.com/images/analog-legacy-protocol-simulation.jpg Tue 30 Apr 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/linux-ms-windows-drivers-and-apis-vquad-press-release.html https://www.gl.com/newsletter/linux-ms-windows-drivers-and-apis-vquad-newsletter.html GL's Dual UTA HD and VQuad™ Probe HD, which supports all interfaces and telephony devices designed for testing HD voice using Bluetooth® Wideband, FXO Wideband and 4-wire Analog. VQuad™ Probe HD is an all-in-one self-contained VQuad™ with Dual UTA HD test instrument along with the necessary PC hardware with Windows® OS useful for portability and remote accessibility. https://www.gl.com/images/dual-uta-hd-web-front-back-pod.jpg Thu 25 Apr 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/end-to-end-wireless-network-lab-solution-press-release.html https://www.gl.com/newsletter/enhanced-end-to-end-wireless-network-simulation-test-suite-newsletter.html Wireless Network Simulation Test Suite (4G LTE + IMS, 3G, 2G) along with radio access elements is used to provide an advanced full-fledged “Live Network” at your company premises in any customized package to suit test requirements. https://www.gl.com/images/2g-3g-4g-wireless-network.jpg Tue 16 Apr 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/speech-to-text-conversion-utility-to-test-ivr-and-vm-systems-press-release.html https://www.gl.com/newsletter/speech-to-text-conversion-utility-to-test-ivr-and-vm-systems-newsletter.html GL’s Speech Transcription Server (STS) is a Speech-to-Text conversion application that enables the translation of spoken language into text along with analysis of the transcribed speech. Speech translation is performed on captured audio files in PCM or WAV formats. https://www.gl.com/images/speech-transcription-server-in-ivr-system.jpg Mon 08 Apr 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/dynamic-ip-wan-impairments-using-scheduler-feature-press-release.html https://www.gl.com/newsletter/dynamic-ip-wan-impairments-using-scheduler-feature-newsletter.html GL’s IP WAN Link Emulators help emulate WAN links in the lab. They emulate the real-world characteristics of WAN links like the Throughput, Delay, packet effects like Packet Loss, Packet Duplication and Packet Reordering, and packet errors like Frame Errors, FCS Errors etc. https://www.gl.com/images/Newsletter/ethernet-tester-portable-hardware-platform-packetexpert-10gx.jpg Tue 02 Apr 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/satellite-test-Solutions-tactical-disaster-management-press-release.html https://www.gl.com/newsletter/satellite-test-Solutions-tactical-disaster-management-newsletter.html GL provides various test solutions to monitor and test Mobile, LEOs, GEOs satellite systems used in telecommunication no matter what type of media, bandwidth, or signaling is over the network. Our products are portable, hand-held, or compact rack-based equipment and deployed successfully by customers world-wide to monitor and troubleshoot satellite networks. https://www.gl.com/images/MilSat-Satellite-Communications-Applications.gif Tue 26 Mar 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/apis-for-protocol-simulation-conformance-and-regression-testing-press-release.html https://www.gl.com/newsletter/apis-for-protocol-simulation-conformance-and-regression-testing-newsletter.html MAPS™ can be configured as server-side application, to enable remote controlling through multiple command-line based clients including Python, Java, VBScripts, TCL, and others. The MAPS™ APIs allows for programmatic and automated control over all MAPS™ platforms. Each MAPS™ server can receive multiple client connections and offer independent execution to each client. Likewise, a single client can connect to multiple MAPS™ servers, including servers running different protocols, permitting complex cross-protocol test cases. https://www.gl.com/images/maps-cli-web-clients-server-in-network.jpg Tue 19 Mar 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/Enhancements-to-VoIP-ATM-test-solutions-Press-Release.html https://www.gl.com/newsletter/enhancements-to-voip-atm-test-solutions-newsletter.html A traditional Air Traffic Management (ATM) can be migrated to IP based voice communications (VoIP) for providing better and efficient services, and challenges to ensure reliability, and performance. GL offers customized solutions for testing Air Traffic Services Ground Voice Network (AGVN), which includes ability to simulate all the entities, from the radio interfaces to the Controller Working Position (CWP), and remotely monitor the network response with various test scenarios. https://www.gl.com/images/test-solution-for-air-traffic-management.jpg Thu 14 Mar 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/2-wire-fxo-fxs-testing-worldwide-applications-press-release.html https://www.gl.com/newsletter/2-wire-fxo-fxs-testing-worldwide-applications-newsletter.html GL's FXO FXS simulation in the tProbe™ T1 E1 testing product, FXO capability in the Dual UTA HD testing product, and FXO capability in MAPS™ CAS/APS provide both manual and automated testing capability for voice and voiceband features., including Voice, Fax and Modem. In addition, the 2-wire analog interface variations encountered in almost all countries is also supported. https://www.gl.com/images/Newsletter/2-wire-fxo-fxs-testing-application.jpg wed 27 Feb 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/high-speed-oc3-oc12-and-stm1-stm4-test-platforms-for-channelized-and-unchannelized-pressrelease.html https://www.gl.com/newsletter/high-speed-oc3-oc12-and-stm1-stm4-test-platforms-for-channelized-and-unchannelized-applications-newsletter.html GL's LightSpeed1000™ comes with all the necessary software for capturing, monitoring, emulation and analysis of protocols over SONET-SDH links, with a price tag that compares very favourably with similar test instruments at 3 times the price. LightSpeed1000™ - with optical ports supports Channelized SONET and SDH mapping of T1/E1 framed signals. https://www.gl.com/images/ls1000-web-card-and-usb-unit.gif Tue 12 Feb 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/text-to-911-instant-messaging-for-emergency-services-pressrelease.html https://www.gl.com/newsletter/text-to-911-instant-messaging-for-emergency-services-newsletter.html NG9-1-1 networks based on the National Emergency Number Association (NENA) i3 standards define network transformation route to receive and respond to NG9-1-1 emergency requests via multiple media sources such as SMS, Video, Email, and Instant Messaging (IM). https://www.gl.com/images/msrp-web-general-NG9-1-1-voip-architecture.jpg Wed 06 Feb 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/apis-for-test-automation-and-remote-access-press-release.html https://www.gl.com/newsletter/apis-for-test-automation-and-remote-access-newsletter.html PacketExpert™ finds use in testing a wide range of networks - from testing individual links/switches, testing local Ethernet/IP networks (LAN), end-to-end testing of Wide Area Networks (WAN), testing Core/MPLS networks, validate Service Level Agreements (SLAs) and much more. It’s available in different form factors - from Rack based High density 12-port/24-port mTOP™ platform, Portable units, and Tablet-based units. https://www.gl.com/images/packetexpert-cli-web-interfaces-with-hardware.jpg Tue 29 Jan 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/centralized-diagnostic-and-reporting-systems-for-large-contact-centers-data-centers-pressrelease.html https://www.gl.com/newsletter/centralized-diagnostic-and-reporting-systems-for-large-contact-centers-data-centers-newsletter.html GL announced solutions for Centralized Diagnostics and Reporting Systems typically used by Large Contact Centers, and Data Centers. Such a system can provide valuable information for optimizing resources such as trunk sizing, call distribution, IVR capacity, human attendants, and similar “expensive” resources. https://www.gl.com/images/contact-call-center-typica-system-setup.jpg Tue 22 Jan 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/stress-load-testing-bulk-call-generators-press-release.html https://www.gl.com/newsletter/stress-load-testing-bulk-call-generators-newsletter.html Testing IP network performance with high volume calls is increasingly important to Wireless Carriers, Internet Service Providers, and Equipment vendors to ensure that quality of experience does not degrade with call intensity, volume, or protocol. Load and stress testing are important to verify stability of IP network and network elements pre- and post-deployment. https://www.gl.com/images/traffic-simulation-web-main-image.jpg Tue 15 Jan 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/gateway-router-performance-measurements-press-release.html https://www.gl.com/newsletter/gateway-router-performance-measurements-newsletter.html signaling and voice that traverse through various network elements including gateways, routers, and switches may suffer impairments in voice delay, voice quality, signaling delay, and congestion. Performance measurement tools can help quantify the degradation whether occurring in individual elements or in the end to end path. https://www.gl.com/images/router-gateway-performance-measurements.jpg Thu 03 Jan 2019 gl-info@gl.com Read More... https://www.gl.com/press-release/packetscan-for-all-wireless-ip-protocols-press-release.html https://www.gl.com/newsletter/packetscan-for-all-wireless-ip-protocols-newsletter.html Enhanced PacketScan™ which supports recording of the voice traffic and works with Voice Band Analyser (VBA), Delay Measurement tool to analyze and provide the Voice Quality (POLQA) and one-way delay metrics. https://www.gl.com/images/packetscan-web-architechture.jpg Mon 17 Dec 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/high-density-multiport-1g-10g-ethernet-switch-testing-press-release.html https://www.gl.com/newsletter/high-density-multiport-1g-10g-ethernet-switch-testing-newsletter.html High Density Multiport 1 Gigabit/ 10 Gigabit Ethernet Switches for Functionality, Throughput and related parameters using GL’s Integrated multi interface Rackmount (mTOP™) Test Platform and HD PacketExpert™ 10GX a versatile Ethernet based Testing Tool. https://www.gl.com/images/packetexpert-web-12-24-ports-image.jpg Wed 05 Dec 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/test-automation-using-api-press-release.html https://www.gl.com/newsletter/test-automation-using-api-newsletter.html API's support in GL’s Test platforms for advanced and comprehensive testing over TDM, IP, Ethernet (1Gbps/10Gbps), Wireless, Analog networks, enabling test automation and remote controlling through multiple command-line based clients. https://www.gl.com/images/Test-Automation-web-api-client-cli-server-architecture.jpg Mon 26 Nov 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/ensuring-ss7-network-security-press-release.html https://www.gl.com/newsletter/ensuring-ss7-network-security-newsletter.html GL’s MAPS™ solution simulates illegitimate SS7 (SIgtran) messages in order to test active filters at SS7 Firewalls, STPs, and other network nodes to check the attacks as per ‘SS7 Security Network Implementation Guidelines. https://www.gl.com/images/ss7-sigtran-general-overview-image.jpg Tue 19 Nov 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/distributed-monitoring-system-at-probe-level-press-release.html https://www.gl.com/newsletter/distributed-monitoring-system-at-probe-level-newsletter.html Distributed Monitoring System at Probe Level. This newsletter gives an insight into our NetSurveyorWeb™ Lite, an addon tool for the operators looking for cost-effective and simple plug-and-play solution, a simplified web-based network surveillance system. https://www.gl.com/images/netsurveyorweblite-network-architecture.jpg Tue 23 Oct 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/timing-measurement-tools-for-ip-based-air-traffic-management-test-press-release.html https://www.gl.com/newsletter/timing-measurement-tools-for-ip-based-air-traffic-management-newsletter.html GL has developed MAPS™ TM-ATM (Timing Measurements in Air Traffic Management) test suite to accurately simulate end points in ATM network and provide critical timing measurements for various types of delay occurrences in signaling and voice transmission through the network. It includes all necessary hardware and software to identify, capture, timestamp, and correlate events at Analog, TDM and IP interfaces. https://www.gl.com/images/critical-time-delay-measurements-main-newsletter-image.jpg Tue 09 Oct 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/end-to-end-wireless-network-lab-solution-press-release.html https://www.gl.com/newsletter/enhanced-end-to-end-wireless-network-simulation-test-suite-newsletter.html GLs Wireless Network Simulation Test Suite - 4G LTE + IMS, 3G, 2G - along with radio access elements is used to provide an advanced full-fledged Live Network at your company premises in any customized package to suit test requirements. The test suite provides reliable integrated solutions to vendors and service providers for simulation, monitoring, troubleshooting any wireless network, including, 4G, 3G, 2G and upcoming 5G. https://www.gl.com/images/2g-3g-4g-wireless-network.jpg Wed 03 Oct 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-packetcheck-press-release.html https://www.gl.com/newsletter/enhanced-packetcheck-newsletter.html PacketCheck is a complete PC based Ethernet / IP test tool with BERT, Throughput, Delay, and Impairment testing functions. It is very easy to use as a general-purpose network performance test/analysis tool for 10Mbps, 100Mbps and 1Gbps LANs and WANs. Throughput up to 800 Mbps can be easily tested. https://www.gl.com/images/packetcheck-web-main-image.gif Thu 20 Sep 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/echo-delay-and-voice-quality-analysis-emu-press-release.html https://www.gl.com/newsletter/echo-delay-and-voice-quality-analysis-emu-newsletter.html To provide a comprehensive assessment of voice quality irrespective of network type, GL has various tools combined together into one integrated platform consisting of VQuad™, Dual UTA HD, T1 E1, and WebViewer. https://www.gl.com/images/echocan.jpg Thu 06 Sep 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/call-quality-call-center-web-case-study-setup-press-release.html https://www.gl.com/newsletter/call-quality-testing-in-the-contact-centres-newsletter.html Audio quality along with simple audio path confirmation is extremely important to large contact centers, irrespective of their infrastructure which can be TDM-based, or VoIP based. In fact, most contact centers have a hybrid TDM-VoIP infrastructure are migrating towards all-IP transmission technology. Testing audio at both the contact center (incoming calls) as well as per the customer perspective (calling into the Call Center) is necessary to confirm proper Call Center operation and audio communication. One of the challenges in receiving or transmitting a large volume of requests over integrated TDM and VoIP networks is to ensure call completion and reliable voice quality. https://www.gl.com/images/call-quality-call-center-web-general-network.jpg Wed 22 Aug 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/ethernet-test-tool-packetExpert-10GX-with-incredible-features-pressrelease.html https://www.gl.com/newsletter/ethernet-test-tool-packetExpert-10GX-with-incredible-features-newsletter.html All-new Ethernet Tester - PacketExpert™ 10GX, which extends testing capabilities for 10 Gbps and 1 Gbps networks. PacketExpert™ 10GX hardware unit is a more compact than its predecessor and includes multiple user-configurable TTL trigger I/O ports and combined 10Gbps/1Gbps capability. https://www.gl.com/images/packetexpert-10gx-platforms.jpg Thu 9 Aug 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/migration-from-tdm-to-ip-pressrelease.html https://www.gl.com/newsletter/migration-from-tdm-to-ip-networks-newsletter.html GL’s MAPS™ (Message Automation and Protocol Simulation) platform is designed for simulating and testing ’Multiple Protocols’ and ‘Multiple Interfaces’. MAPS™ platforms can easily simulate and test TDM end points, Analog end points, SIP end points, signaling/Media Gateways, and the entire core-network. Complex scenarios can be easily setup to perform end-to-end testing of signaling, call flows and traffic. https://www.gl.com/images/Newsletter/integrated-test-platforms-tdm-to-ip-migration-main-image-newsletter.jpg Wed 25 Jul 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/test-serial-communications-links-tprobe-datacom-analysis-and-emulation-pressrelease.html https://www.gl.com/newsletter/test-serial-communications-links-tProbe-datacom-analysis-and-emulation-newsletter.html GL's Datacom Analyzer/Emulator is an optional board available with GL's tProbe™ T1 E1 Analyzer or as a standalone unit. It is designed for test and verification of data communications equipment and circuits - specifically serial interfaces that provide clock, data, and control signals. These are commonly encountered in military links, satellite circuits, WAN, and data modem interfaces. https://www.gl.com/images/tprobe-t1e1-datacom-analyzer-architecture.jpg Mon 18 Jul 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/centralized-diagnostic-and-reporting-systems-for-large-contact-centers-data-centers-pressrelease.html https://www.gl.com/newsletter/centralized-diagnostic-and-reporting-systems-for-large-contact-centers-data-centers-newsletter.html GL announced solutions for Centralized Diagnostics and Reporting Systems typically used by Large Contact Centers, and Data Centers. Such a system can provide valuable information for optimizing resources such as trunk sizing, call distribution, IVR capacity, human attendants, and similar “expensive” resources. https://www.gl.com/images/contact-call-center-typica-system-setup.jpg Thu 12 Jul 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/simplified-network-monitoring-system-for-multiple-t1e1-lines-press-release.html https://www.gl.com/newsletter/simplified-network-monitoring-system-for-multiple-t1e1-lines-newsletter.html our Passive Network Monitoring and Diagnostic Systems facilitate historical storage, retrieval, querying, and display of Call Detail Records (CDRs) by non-intrusively connecting to TDM, Optical, or IP networks.Currently supported protocols include LTE, UMTS IuCS, UMTS IuPS, VoIP (SIP, SIGTRAN, H.323, MAP, CAP), SS7, ISDN, CAS, TRAU and GSM. https://www.gl.com/images/Newsletter/tscan16-with-netsurveyorweblite-newsletter.jpg Mon 25 Jun 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/short-message-service-sms-test-solutions-over-lte-ims-umts-gsm-networks-press-release.html https://www.gl.com/newsletter/short-message-service-sms-test-solutions-over-lte-ims-umts-gsm-networks-newsletter.html Short Message Service (SMS) is a text messaging service available through a mobile phone, web, or other wireless communication systems, using standardized communications protocols that allow the exchange of short text messages between two subscribers. https://www.gl.com/images/sms-test-solution-suite-main-image.jpg Mon 18 Jun 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/test-solutions-for-mission-critical-communications-pressrelease.html https://www.gl.com/newsletter/test-solutions-for-mission-critical-communications-newsletter.html GL offers highly reliable test equipment and software solutions for decades to professionals in Military, Maritime, Aerospace, and Transport industries to test their mission critical communication networks. https://www.gl.com/images/mission-control-test-solutions.jpg Mon 11 Jun 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/maps-sip-support-instant-messaging-using-msrp-for-next-generation-911-pressrelease.html https://www.gl.com/newsletter/text-to-911-instant-messaging-for-emergency-services-newsletter.html Major wireless carriers have committed to providing Text-to-911 services to end users. In addition to these services that are primarily dependent on carriers, there are many OTT (Over the Top) Instant Messaging apps which connect users with the NG9-1-1 system directly. https://www.gl.com/images/msrp-web-general-NG9-1-1-voip-architecture.jpg Mon 4 Jun 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/speech-quality-testing-of-voip-phones-pressrelease.html https://www.gl.com/newsletter/speech-quality-assessment-of-voip-devices-newsletter.html Accurate and reliable assessment of speech quality within VoIP and PSTN networks is vital for the satisfaction of the end-user or customer experience. https://www.gl.com/images/send-record-voice-over-ip-network.jpg Mon 28 May 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/echo-mitigation-software-press-release.html https://www.gl.com/newsletter/echo-mitigation-system-newsletter.html Variations in delay can potentially cause gaps in the speech. The greater the time discrepancy between audio signals, the more difficult to understand the message. Echo Mitigation System (EMS) by GL Communications can be deployed on the backhaul system to eliminate the delay/echo. https://www.gl.com/images/echo-mitigation-system-delay-measurement-and-compensation.gif Mon 21 May 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/maps-lte-sls-emulator-for-lcs-in-lte-network-press-release.html https://www.gl.com/newsletter/maps-lte-sls-emulator-for-lcs-in-lte-network-newsletter.html GL enhances Location Services (LCS) architecture in LTE network, and its latest MAPS SLs Emulator solution to meet the requirements in location services testing on LTE networks. https://www.gl.com/images/lcs-web-lte-architecture.jpg Mon 14 May 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/speech-to-text-conversion-utility-press-release.html https://www.gl.com/newsletter/speech-to-text-conversion-utility-newsletter.html GLs Speech Transcription Server (STS) is a Speech-to-Text conversion application that enables the translation of spoken language into text along with analysis of the transcribed speech. Speech translation is performed on captured audio files in PCM or WAV formats. https://www.gl.com/images/speech-transcription-server-in-ivr-system.jpg Tue 08 May 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/911-cama-signaling-simulation-and-monitoring-press-release.html https://www.gl.com/newsletter/911-cama-signaling-simulation-and-monitoring-newsletter.html CAMA Signaling Simulation and Monitoring is accomplished using MAPS(TM) CAS Emulator and MAPS(TM) FXO FXS Emulator hardware and software applications. All of these are strictly over a TDM or Analog network. https://www.gl.com/images/emergency-services-test-solution-network.jpg Mon 30 Apr 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/voice-recorder-emulator-for-voip-air-traffic-control-press-release.html https://www.gl.com/newsletter/voice-recorder-emulator-for-voip-air-traffic-control-newsletter.html MAPS ED-137 Recorder Emulator software emulates voice recording and replay of voice communication for VoIP ATM networks per EUROCAE ED-137B Volume 4 Standards. This software is an addition to the already existing test suite for VoIP ATM networks that includes, MAPS™ ED-137 Radio Emulators and MAPS™ ED-137 Telephone Emulators. https://www.gl.com/images/Newsletter/atm-network-architecture.jpg Mon 23 Apr 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/test-solutions-platform-mTOP-for-tdm-optical-packet-ip-networks-press-release.html https://www.gl.com/newsletter/test-solutions-platform-mTOP-for-tdm-optical-packet-ip-networks-newsletter.html The new Multiple TDM, Optical and Packet (mTOP) rack enclosure can house any combination of USB based test equipment – PacketExpert, tProbe (T1 E1), USB T3 E3, Dual UTAs, and LightSpeed1000 to support multiple interfaces in a compact rack space. mTOP systems not only provide space efficiency, but also account for easier scalability and reduced licensing cost per port. https://www.gl.com/images/mTOP-Solutions.jpg Wed 18 Apr 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/massive-call-capture-analysis-monitoring-of-wireless-ip-optical-tdm-and-pstn-network-pressrelease.html https://www.gl.com/newsletter/massive-call-capture-analysis-monitoring-of-wireless-ip-optical-tdm-and-pstn-network-Newsletter.html When - problem calls- occur infrequently but often enough, they can negatively affect profit, productivity and efficiency. However, to analyze why or how such a problem occurred when massive call volumes are involved, operators are presented with the difficulty of finding a needle in a haystack. https://www.gl.com/images/cdr-massive-call-capture-analysis-and-monitoring.jpg Tue 03 Apr 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-T1-E1-emulation-analyzer-products-and-software-v12.3.8-pressrelease.html https://www.gl.com/newsletter/enhanced-t1e1-emulation-analyzer-products-and-v12.3.8-software-newsletter.html The new application added to the T1 E1 Analyzer product suite now include DDS Protocol Analyzer that provides user to non-intrusively monitor and analyze DDS frames using T1 Analyzer hardware. The captured data can be decoded and analysed by the Analyzer. https://www.gl.com/images/t1e1-hardware-platform-cards-newsletter.jpg Tue 20 Mar 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-dds-protocol-analyzer-software-pressrelease.html https://www.gl.com/newsletter/t1e1-dds-protocol-analyzer-newsletter.html GL supports non-intrusive monitoring and analysis of DDS frames using T1 Analyzer hardware. The captured data can be decoded and analysed by GL’s DDS Protocol Analyzer. https://www.gl.com/images/DDS-web-DDS-network.gif Wed 17 Jan 2018 gl-info@gl.com Read More... https://www.gl.com/press-release/Real-World-Signaling-and-Traffic-Impairments-Simulation-over-IP-Networks.html https://www.gl.com/newsletter/real-world-signaling-and-traffic-impairments-simulation-over-ip-networks-newsletter.html Test tools that allow operators and service providers to generate real-world IP impairments are extremely useful to evaluate performance of networks. A few of the desired features in such test tools include, the ability to use test tools either in the lab environment or on live networks, capacity to control the test sequences and monitor results remotely, test automation, capability to change test parameters dynamically, and higher accuracy. https://www.gl.com/images/impairment-generator.jpg Mon 11 Dec 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/massive-subscribers-simulation-on-3G-network-infrastructure-press-release.html https://www.gl.com/newsletter/massive-subscribers-simulation-on-3G-network-infrastructure-newsletter.html MAPS UMTS IuCS can simulate the IuCS interface between the RNC (Radio Network Controller) and the MSC (Mobile Switching Centre) nodes, and MAPS UMTS IuH interface can simulate IuH interface between the Femto Home Node B (HnB), and a Femto Home Node Gateway (HnB-GW) by generating RANAP and DTAP signaling messages over SCTP.” https://www.gl.com/images/maps-umts-iucs-iuh-web-architecture.gif Wed 06 Dec 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-UMTS-gn-gp-interface-emulator-press-release.html https://www.gl.com/newsletter/gl-enhances-UMTS-gn-gp-interface-emulator.html GLs MAPS Gn Gp Interface Emulator is an advanced protocol simulator/tester for SGSN and GGSN simulation over Gn, Gp interfaces that can simulate GPRS Tunnelling Protocol (GTP) signaling and Mobile application traffic as defined in 3GPP TS 29.060. https://www.gl.com/images/maps-umts-gngp-emulator-web-architecture.gif Mon, 27 Nov 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-voice-analysis-testing-press-release.html https://www.gl.com/newsletter/enhanced-voice-analysis-testing-newsletter.html The VQuad with Dual UTA HD can work with variety of networks, including Wireless (legacy 2G/3G, 4G, VoLTE, 5G), VoIP, 2-wire Analog (simulate analog phone), 4-wire Analog (headset connection), and TDM. During the established call, several analytical measurements are available including Voice Quality POLQA, P.56 Voice Analysis, Echo Measurements and Delay Measurements, thus providing end-to-end assessment. In addition, both Data and Video testing is available directly from the mobile device. https://www.gl.com/images/Newsletter/vquad-web-fxo-mobile-main-image.jpg Mon, 20 Nov 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/linux-MS-windows-drivers-and-APIs-for-quad-octal-boards-press-release.html https://www.gl.com/newsletter/Linux-MS-Windows-Drivers-and-APIs-for-Octoal-Boards-Newsletter.html GLs Octal and Quad T1 E1 boards are high-density boards that provide Four (4) or Eight (8) RJ-48 T1 E1 ports and multiples thereof. For example, configurations of 8, 12, 16,…64 T1 E1s in a single rack are possible. https://www.gl.com/images/quad-octal-card-rack.jpg Mon, 13 Nov 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/end-to-end-wireless-network-lab-solutions-press-release.html https://www.gl.com/newsletter/enhanced-end-to-end-wireless-network-lab-solutions.html GLs MAPS Wireless Lab Suite (2G, 3G, 4G, IMS) along with radio access elements is used to provide an advanced full-fledged network environment that enables user to test their applications, devices, and services on simulated wireless infrastructure environment prior to deployment on a real-time network. The wireless lab test suite is an invaluable tool for protocol characterization and testing, performance measurement, and training. https://www.gl.com/images/Newsletter/2g-3g-4g-ims-wireless-lab.jpg Mon, 09 Oct 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/timing-measurement-tools-for-air-traffic-management-system-atm-press-release.html https://www.gl.com/newsletter/timing-measurement-tools-for-air-traffic-management-system-sep17-newsletter.html Typically, in a VoIP ATM network, the following network delay measurements are of primary interest: Transmitter activation delay, Aircraft call indication delay, Ground transmission voice delay, Transmitter activation and aircraft call indication loopback delay ,Ground reception voice delay, Ground transmission and reception voice loopback delay, and Frequency key activation response time and more. https://www.gl.com/images/critical-time-delay-measurements-main-image.gif Mon, 03 Oct 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/high-volume-mobile-data-traffic-generation-packetload-press-release.html https://www.gl.com/newsletter/high-volume-mobile-data-traffic-generation-packetload-newsletter.html The MAPS(TM)Server with PacketLoad solution offers high density stateful TCP/HTTP, and PCAP Replay traffic types. It encapsulates the generated packet data within GTP headers and transmit through the gateway points such as SGSN and GGSN, or SGW and PGW. The appliance works with MAPS LTE S1, MAPS LTE eGTP-c, MAPS UMTS Gn Gp, MAPS IuPS applications. https://www.gl.com/images/packetload-mobile-traffic-web-gprs-tunneling-protocol-network.jpg Mon, 18 Sep 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-ED-137-radio-emulator-press-release.html https://www.gl.com/newsletter/enhanced-ED-137-radio-emulator-newsletter.html The MAPS(TM) ED-137 Radio simulator software provides complete control over call scenarios testing, and the ability to customize the network parameters for signaling and VoIP traffic. It has the capability of generating more than 500 simultaneous Air-Ground calls. https://www.gl.com/images/maps-ed137-air-traffic-management-network.jpg Mon, 04 Sep 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-packetExpert-10G-with-wire-speed-filter-and-capture-press-release.html https://www.gl.com/newsletter/enhanced-packetexpert-10G-with-wire-speed-filter-and-capture-newsletter.html Enhanced 1G/10G Dual Port Ethernet Tester referred to as PacketExpert 10G. The Record Only application on PacketExpert 10G has been enhanced with advanced filtering options that provide improved packet capture capability on 10 Gbps Ethernet Networks. https://www.gl.com/images/newsletter-packet-capture-record-only-application.jpg Mon, 14 Aug 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-sip-conformance-test-suite-press-release.html https://www.gl.com/newsletter/enhanced-sip-conformance-test-suite-newsletter.html GLs MAPS(TM) SIP Conformance Test Suite is designed with 400+ test cases, as per SIP specifications ETSI TS 102 027-2 V3.1.1 (2004-11). It includes inbuilt conformance scripts (*.gls) for Proxy conformance, Redirect Server conformance, Registrar conformance, UAC conformance, and UAS conformance to test the Proxy, Redirect Server, Registrar, UAC, and UAS as per ETSI standard https://www.gl.com/images/maps-sip-web-architecture.jpg Mon, 31 Jul 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-gsma-over-ip-interface-emulator-press-release.html https://www.gl.com/newsletter/enhanced-gsma-over-ip-interface-emulator-newsletter.html GLs MAPS GSM A over IP Interface Emulator is an advanced protocol simulator/tester for GSM Simulation over A Interface that can exchange BSSMAP and DTAP messages and signaling specification as defined by 3GPP standards. https://www.gl.com/images/maps-gsma-web-architecture.jpg Mon, 24 Jul 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/evaluation-of-land-mobile-radio-and-cellular-networks-press-release.html https://www.gl.com/evaluation-of-land-mobile-radio-and-cellular-networks-newsletter.html GL Communications Inc. possess the capability and expertise to provide comprehensive services and test equipment to evaluate Land Mobile Radio and Commercial Cellular Networks for both voice and data. GL, team of seasoned RF Engineers and drive test technicians are uniquely equipped with know-how on in-house developed Voice and Data Quality Testing tools as well as third-party spectrum analysers, GPS data loggers, etc. https://www.gl.com/images/testing-and-evaluating-mobile-networks.jpg Mon, 17 Jul 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/vquad-probe-hd-for-voice-video-data-testing-press-release.html https://www.gl.com/newsletter/vquad-probe-hd-for-voice-video-data-testing-newsletter.html The VQuad Probe HD is extremely portable, same length as the Dual UTA HD and about twice as high. Two independent devices are supported on the VQuad Probe HD for connecting to a variety of endpoints. https://www.gl.com/images/vquad-probe-web-architecture.jpg Mon, 10 Jul 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/lte-emulator-for-x2-interface-press-release.html https://www.gl.com/newsletter/lte-emulator-for-x2-interface-newsletter.html GLs enhanced LTE X2AP Interface Emulation tests and verifies eNodeB implementations through its MAPS architecture. Message Automation and Protocol Simulation (MAPS) is a multi-protocol, multi-technology platform used for the emulation of a variety of communication protocols over IP, TDM, and Wireless networks. https://www.gl.com/images/maps-lte-x2-ap-web-network-overview.jpg Mon, 03 Jul 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/multiport-ethernet-switch-testing-press-release.html https://www.gl.com/newsletter/multiport-ethernet-switch-testing-newsletter.html GLs High-Density versatile test equipment referred to as HD-PacketExpert(TM) facilitates the testing of Multiport Ethernet Switches with ease and accuracy. The Important test procedures are BERT, RFC 2544, Y.1564, and Multi stream UDP and TCP traffic generation and analysis. https://www.gl.com/images/hd-packetexpert-web-12-24-ports-image.jpg Mon, 26 Jun 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/sgsn-pooling-within-gprs-gb-interface-emulator-press-release.html https://www.gl.com/newsletter/sgsn-pooling-within-gprs-gb-interface-emulator-newsletter.html MAPS(TM) GPRS Gb supports SGSN Pooling feature to permit customers emulate, test, and verify GPRS Gb functionality. Besides testing network elements (SGSN and BSS), the tester also involves error tracking, regression testing, and load testing/call generation. https://www.gl.com/images/gprs-gb-over-ip-emulator-maps-web-network-image.jpg Mon, 19 Jun 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/automated-mobile-phone-testing-press-release.html https://www.gl.com/newsletter/automated-mobile-phone-testing-newsletter.html VQuad(TM) offers the ability for Automated Call Control as well as full bi-directional traffic during the established call. Traffic includes send/detect DTMF digits, send/detect single/dual Frequency tones, and send/record voice for Voice Quality and Echo Measurement testing (as well as path verification) https://www.gl.com/images/vquad-web-mobile-phone-testing-architecture.jpg Mon, 05 Jun 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-megaco-h.248-protocol-emulator-for-tdm-ip-gateway-simulation.html https://www.gl.com/newsletter/enhanced-megaco-h.248-protocol-emulator-for-tdm-ip-gateway-simulation-newsletter.html GLs MAPS MEGACO (H.248) Protocol Emulator supports Trunking Gateway and Residential Gateway simulation using binary based H.248 protocol and text based MEGACO protocol in Digital and Analog networks respectively. https://www.gl.com/images/maps-megaco-web-network-diagram.jpg Mon, 22 May 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/sip-protocol-emulator-with-evs-and-opus-audio-codecs.html https://www.gl.com/newsletter/expertise-in-public-address-system-performance-evaluation-newsletter.html https://www.gl.com/images/maps-sip-web-architecture.jpg Enhanced SIP Protocol Emulator software now provided with support for EVS and OPUS Audio Codecs. Enhanced Voice Services (EVS) is a superwideband speech audio coding standard. It offers up to 20 kHz audio bandwidth and has high robustness to delay jitter and packet losses due to its channel aware coding and improved packet loss concealment. https://www.gl.com/images/img.jpg Tue, 16 May 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/expertise-in-public-address-system-performance-evaluation-press-release.html https://www.gl.com/expertise-in-public-address-system-performance-evaluation-newsletter.html https://www.gl.com/images/field-worker-performing-speech-transmission-index-testing.jpg Public Address (PA) systems have added safety and security features in addition to displaying and broadcasting operational information. Some of these changes have been due to fire system evacuation requirements. Mon, 08 May 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-voice-quality-testing-solutions-vqt-vquad-webview-press-release.html https://www.gl.com/newsletter/enhanced-voice-quality-testing-solutions-vqt-vquad-webview-newsletter.html https://www.gl.com/images/vquad-web-architecture.jpg GLs Voice, Video, and Data Quality Test Solution provides flexibility of connecting to and between any network, any service, and any interface. Enhanced VQuad application with Dual UTA HD supports very accurate One-Way and Round Trip Delay (RTD) measurements for 2-Wire and 4-Wire interfaces using the enhanced correlator algorithm. Tue, 02 May 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/voice-video-data-quality-tests-directly-from-smartphones-press-release.html https://www.gl.com/newsletter/voice-video-data-quality-tests-directly-from-smartphones-newsletter.html https://www.gl.com/images/mobile-voice-testing-web-solution-architecture.jpg GLs GLNetTestVQT App, supported on rooted Android devices, can perform manual and automated Voice Quality Testing within the network. The app includes features to – Place and receive voice calls over the network – establish a voice call, play pre-recorded voice files and record incoming audio over the established call, featured with manual and fully automated (scripted) operation. Mon, 24 Apr 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/packet-analyzers-with-wirespeed-performance-and-all-wireless-protocols-press-release.html https://www.gl.com/newsletter/packet-analyzers-with-wirespeed-performance-and-all-wireless-protocols-newsletter.html https://www.gl.com/images/packetscan-web-architechture.jpg GLs Packet Analyzers – All IP PacketScan, PacektScanHD, and NetSurveyorWEB are keeping pace with enhancements for wire-speed performance, the addition of more wireless protocol support, enhanced Quality of Service (QoS) and network performance metrics, and the addition of new and enhanced codecs. Mon, 17 Apr 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/simulation-of-location-based-services-in-umts-mobile-networks-press-release.html https://www.gl.com/newsletter/simulation-of-location-based-services-in-umts-mobile-networks-newsletter.html https://www.gl.com/images/lcs-web-umts-architecture.jpg GLs MAPS LCS Test Suite is comprises of multiple products working in tandem to support simulation of location services in UMTS networks. Support location services in UMTS network, GLs MAPS MAP IP signaling emulator is enhanced to simulate Lg, and Lh interfaces using MAP protocol for estimating the position of mobile devices (mobile phones, wireless personnel, digital assistants and so on) independent of underlying network technology. Mon, 10 Apr 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/high-density-1-10-gige-ethernet-test-solutions-press-release.html https://www.gl.com/newsletter/high-density-1-10-gige-ethernet-test-solutions-newsletter.html https://www.gl.com/images/hd-packetexpert-web-hardware.jpg GLs High Density GigE and 10 GigE Ethernet Test Unit - HD-PacketExpert offers high densities of 12 or 24 GigE or 10 GigE Ports for testing GigE and 10 GigE switches, routers and networks. Mon, 03 Apr 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/simulation-of-location-based-services-in-lte-mobile-networks-press-release.html https://www.gl.com/newsletter/simulation-of-location-based-services-in-lte-mobile-networks-newsletter.html https://www.gl.com/images/Newsletter/newsletter-lcs-lte-network-architecture.jpg LTE operates two positioning protocols via the radio network: LTE Positioning Protocol (LPP) and LPP Annex (LPPa). LPP protocol supports hybrid positioning method, in which two or more position methods are used simultaneously to provide accurate measurements. Mon, 28 Mar 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/simulation-of-location-based-services-in-gsm-mobile-networks-press-release.htmlcbcb https://www.gl.com/newsletter/simulation-of-location-based-services-in-gsm-mobile-networks-newsletter.html https://www.gl.com/images/Newsletter/newsletter-lcs-gsm-network-architecture.jpg MAPS Lb interface emulator supports Location Service Request procedure over Lb interface between BSC and SMLC using BSSMAP-LE signaling protocol. Mon, 21 Mar 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhances-protocol-simulation-and-conformance-test-Tool-press-release.html https://www.gl.com/newsletter/enhances-protocol-simulation-and-conformance-test-Tool-newsletter.html https://www.gl.com/images/remote-maps-web-architecture.jpg Remote MAPS to simulate multiple nodes in IMS network such as UE, P-CSCF, S-CSCF, I-CSCF, and HSS situated at remote locations. The client application connects to these servers, starts test-bed, and remotely accesses the MAPS™ functionalities to perform VoLTE call simulation between 2 mobile subscribers. Mon, 13 Mar 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-end-to-end-wireless-network-lab-solutions-2g-3g-4g-press-release.html https://www.gl.com/newsletter/end-to-end-wireless-network-lab-solutions-2g-3g-4g-newsletter.html https://www.gl.com/images/2g-3g-4g-wireless-network.jpg GL supports a wide range of wireless network simulators, which provide reliable integrated solutions to vendors and service providers for Testing, Simulation, Monitoring, and Troubleshooting 2G, 3G,4G and IMS networks. Mon, 06 Mar 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/consolidated-reporting-project-for-large-contact-call-center-press-release.html https://www.gl.com/project-management-and-technical-support-for-large-contact-center-letter.html https://www.gl.com/images/contact-call-center-typica-system-setup.jpg GL Communications Inc., consulting division successfully completed a Consolidated Reporting project for a prominent Maryland-based Call Contact Center, wherein GL customized its T1 E1 PRI Monitoring system and NetSurveyorWeb(TM) with a commercial off-the-shelf (COTS) IVR System. Tue, 28 Feb 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-t1e1-emulation-analyser-64bit-win10-press-release.html https://www.gl.com/newsletter/enhanced-t1e1-emulation-analyser-64bit-win10-newsletter.html https://www.gl.com/images/t1e1-hardware-platform-cards-newsletter.jpg 64-bit Windows OS improves the performance of Protocol Analysers viz., ISDN, ISUP, GSM. Protocol Analyzers now allow users to monitor Hundreds to Thousands of signaling Links simultaneously and continuously. Mon, 20 Feb 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhances-ED-137-radio-emulator-press-release.html https://www.gl.com/newsletter/enhances-ED-137-radio-emulator-newsletter.html https://www.gl.com/images/maps-ed137-radio-web-multi-radio-simulation.jpg The latest release adds important new enhancements to MAPS ED-137 Radio Emulator. These include: Multiple Radio Simulation, IP Address Spoofing, Linked Session Management and support for new user-events that can be applied dynamically on an established call. Mon, 13 Feb 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/T3E3-T1E1-Analyzer-with-SNMP-Trap-Notification-press-release.html https://www.gl.com/newsletter/T3E3-T1E1-Analyzer-with-SNMP-Trap-Notification-newsletter.html https://www.gl.com/images/usb-t3e3-web-monitoring-snmpv2-traps-at-noc.gif GLs enhanced T3 E3/ T1 E1 Analyzer is now available in 2U Rackmount platform. The Rack unit supports 6 T3 E3 ports (6 * 672 DS0s) per unit, whereas a portable USB-based unit supports 2 T3 E3 ports per unit. Multiple rack units can be stacked together for greater scalability. Mon, 23 Jan 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-10-GigE-Network-Testing-Solutions-press-release.html https://www.gl.com/newsletter/enhanced-10-GigE-Network-Testing-Solutions-newsletter.html https://www.gl.com/images/10Gbps-Network-Testing-Network-Image.jpg 10 Gbps Ethernet offers data speeds up to 10 billion bits per second, generally over single mode or multimode fiber optic lines. It is also referred to as 10 GE, 10 GigE, or 10 GbE. 10 Gbps is compatible with existing Ethernet protocols and can be easily integrated into existing networks. Mon, 16 Jan 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-sip-protocol-emulator-press-release.html https://www.gl.com/newsletter/enhanced-sip-protocol-emulator-newsletter.html https://www.gl.com/images/maps-sip-web-architecture.jpg GLs MAPS(TM) SIP is also available in High Density version (requires a special purpose network appliance and PKS109 RTP HD licenses). This is capable of high call intensity (hundreds of calls/sec) and high volume of sustained calls (tens of thousands of simultaneous calls/platform). Tue, 10 Jan 2017 gl-info@gl.com Read More... https://www.gl.com/press-release/sgs-protocol-emulator-for-circuit-switched-fallback-lte-networks-press-release.html https://www.gl.com/newsletter/sgs-protocol-emulator-for-circuit-switched-fallback-lte-networks-newsletter.html https://www.gl.com/images/maps-sgs-emulator-web-network-image.jpg The SGs Application Part (SGsAP) protocol messages are used on the SGs interface between the Mobility Management Entity (MME) in the Evolved Packet System (EPS) and the Visitor Location Register (VLR), to allow location management co-ordination and to relay certain messages related to GSM circuit switched services over the EPS system. Tue, 20 Dec 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/ims-emulator-with-online-offline-charging-system-press-release.html https://www.gl.com/newsletter/ims-emulator-with-online-offline-charging-system-newsletter.html https://www.gl.com/images/maps-ims-emulator-web-end-to-end-charging-test-setup.jpg The IP Multimedia Core Network Subsystem (IMS) is a collection of different functions. IMS uses Session Initiation Protocol (SIP) to access multimedia and voice applications from wireless and wireline terminals creating a form of fixed-mobile convergence. For accounting, authentication, and charging functions, IMS uses Diameter protocol. Mon, 12 Dec 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/expert-tcp-ethernet-ip-test-platform-press-release.html https://www.gl.com/newsletter/expert-tcp-ethernet-ip-test-platform-newsletter.html https://www.gl.com/images/maps-ims-emulator-web-end-to-end-charging-test-setup.jpg ExpertTCP(TM) performs bidirectional TCP throughput measurements in combination with another unit at the remote location (other end of the network), that acts as the TCP server. Many real-world networks are not symmetrical. There may be significant differences between upstream and downstream directions. Tue, 06 Dec 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/Rx-Interface-Emulation-Diameter-Protocol-Emulator-press-release.html https://www.gl.com/newsletter/Rx-Interface-Emulation-Diameter-Protocol-Emulator-newsletter.html https://www.gl.com/images/maps-diameter-overview-web.jpg The enhanced Diameter emulator now supports the Rx interface that allows for dynamic QoS and charging-related service information to be exchanged between the PCRF and the AF. This information is used by the PCRF for the control of service data flows and IP bearer resources. Mon, 14 Nov 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/gl-announces-911-20E911-20NG911-signaling-simulation-monitoring-press-release.html https://www.gl.com/newsletter/gl-announces-911-E911-NG911-signaling-simulation-monitoring-newsletter.html https://www.gl.com/images/fxo-fxs-testing-web-maps-overview.jpg Emergency services are the backbone of a civilized society. Police, fire, and ambulance are contacted by a single emergency telephone number. A person at a Public Service Access Point, or PSAP, usually a governmental agency/service close to the location of the emergency answers the call and dispatches 1st Responders as required. PSTN, VoIP, and Wireless carriers have developed methods for voice connection to the right PSAP and to provide accurate location data necessary for dispatch. Wed, 12 Oct 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/carrier-grade-ethernet-testing-methodologies-press-release.html https://www.gl.com/newsletter/carrier-grade-ethernet-testing-methodologies-newsletter.html https://www.gl.com/images/carrier-grade-ethernet-testing-services.jpg GL offers PacketExpert(TM) a comprehensive testing tool for 1 Gbps /10 Gbps wirespeed Ethernet/ IP networks. The hardware includes both Optical and Electrical interfaces capable of RFC 2544, and ExpertSAM(TM) (ITU-T Y.1564) functionalities. Mon, 26 Sep 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-INAP-CAP-protocol-emulators-press-release.html https://www.gl.com/newsletter/enhanced-INAP-CAP-protocol-emulators-newsletter.html https://www.gl.com/images/cap-protocol-emulator-web-maps-network-elements.jpg The intelligence is provided by network between functional entities such as Service Control Function (SCF) and Service Switching Function (SSF). Intelligent Network Application Part (INAP) and Customized Applications for Mobile Networks Enhanced Logic Application Part (CAP) are the protocols used in Intelligent Networks. INAP is for fixed networks whereas CAP is extended version of INAP and is used for mobile networks. Mon, 17 Sep 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/multi-interface-media-gateway-controller-press-release.html https://www.gl.com/newsletter/multi-interface-media-gateway-controller-newsletter.html https://www.gl.com/images/multi-Interface-mgc-network.jpg MAPS(TM) MGC is a multi-interface simulator configured to handle signaling and call control between the SG and MG across the network. MAPS(TM) MGC simulates SS7 signaling procedure between the SGs on both the ends of the network while handling bulk traffic (RTP Media) between the MG terminals using MEGACO/MGCP signaling. Mon, 12 Sep 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/low-profile-high-density-fxo-simulator-supporting-wb-nb-audio-press-release.html https://www.gl.com/newsletter/low-profile-high-density-fxo-simulator-supporting-wb-nb-audio-newsletter.html https://www.gl.com/images/vquad-dual-uta-hd-web-24-port-fxo-solution.jpg VQuad(TM) 24-port HD FXO system is an all-in-one 2U rack supporting full call control and FXO special services on 24 FXO ports along with both Wide Band (WB) and Narrow Band (NB) Audio. The VQuad(TM) solution is fully automated and remote controllable as well as scalable for unlimited number of FXO ports. Mon, 29 Aug 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/ethernet-ip-multi-stream-traffic-generator-analyzer-press-release.html https://www.gl.com/newsletter/ethernet-ip-multi-stream-traffic-generator-analyzer-newsletter.html https://www.gl.com/images/multistream-traffic-generator-analyzer-web-network.jpg GL Multi Stream Traffic Generator and Analyzer is hardware based Ethernet tester capable of generating multi-stream Ethernet/IP traffic of varying packet length and also analyze the looped back traffic. This tool is especially useful for end-to-end testing of 1 Gbps and 10 Gbps WAN links. Mon, 08 Aug 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/voice-quality-test-solutions-for-bluetooth-phones-headsets-press-release.html https://www.gl.com/newsletter/voice-quality-test-solutions-for-bluetooth-phones-headsets-newsletter.html https://www.gl.com/images/vquad-dual-uta-hd-web-WB-bluetooth.jpg With the Dual UTA HD Bluetooth option, the Dual UTA HD acts as a Bluetooth Headset and connects to the mobile phone to perform voice quality analysis along with delay measurements on Bluetooth enabled mobile devices. With this voice analysis the VQuad(TM) solution can accurately determine the quality of the mobile phone as well as the associated network. Both Narrowband as well as Wideband devices and networks can be tested. Mon, 01 Aug 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/api-protocol-simulation-conformance-testing-press-release.html https://www.gl.com/newsletter/api-protocol-simulation-conformance-testing-newsletter.html https://www.gl.com/images/maps-cli-web-clients-server-in-network.jpg GLs Message Automation and Protocol Simulation - MAPS(TM) is a flexible, script driven platform used to generate protocol signaling messages and bearer traffic. Each variant of MAPS(TM)is delivered with a set of scripts which offer a working, out-of-the-box state machine to get users up and running right away. These scripts (and the messages they send) are also fully customizable so that users can develop their own complex test cases and implement custom/proprietary usage of the protocol.. Mon, 18 Jul 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-protocol-simulation-conformance-test-tool-press-release.html https://www.gl.com/newsletter/timing-measurement-tools-for-air-traffic-management-system-newsletter.html https://www.gl.com/images/codec-list-for-wireless-tdm-ip.gif GL Communications products support a variety of signaling and audio processing applications. Using these tools, one can emulate, analyze, and troubleshoot audio signaling over TDM, IP and Wireless Platforms. These tools support a wide variety of Voiceband Codecs including the narrow-band, and wideband (HD audio) codec standards. Tue, 28 Jun 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/comprehensive-codec-support-for-telecom-networks-press-release.html https://www.gl.com/newsletter/timing-measurement-tools-for-air-traffic-management-system-newsletter.html https://www.gl.com/images/critical-time-delay-measurements-main-image.gif GL has developed a suite of tools to accurately simulate and measure all delay requirements. GL’s MAPS™ Controller can be used to control the various GL tools to perform all the tests repeatedly 1000s of times and record the results for post analysis. Mon, 20 Jun 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-protocol-simulation-conformance-test-tool-press-release.html https://www.gl.com/newsletter/enhanced-protocol-simulation-conformance-test-tool-newsletter.html https://www.gl.com/images/traffic-simulation-web-main-image.jpg Message Automation and Protocol Simulation (MAPS) is a protocol simulation test tool that can be applied to a variety of protocols such as SIP, MGCP, MEGACO, ISUP, ISDN, GSM, SS7, LTE, UMTS, and so on. Mon, 31 May 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-voice-quality-testing-solutions-release.html https://www.gl.com/newsletter/enhanced-voice-quality-testing-solutions-vqt-vquad-webview-newsletter.html https://www.gl.com/images/vquad-dual-uta-hd-web-architecture.jpg The enhanced VQuad system supports up to 6 Dual UTAs connected simultaneously, which translates to 12 fully independent telephony devices. In other words configure up to 12 independent devices which could include any Dual UTA interface, optional SIP User Agents, GL NetTest, and GL Video Conference tests. Mon, 23 May 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/video-quality-testing-solutions-release.html https://www.gl.com/newsletter/video-quality-testing-solutions-release.html https://www.gl.com/images/video-quality-testing-analysis-end-to-end.jpg GL provides various methodologies for Video Quality Testing, one of which is End-to-End Video Conference testing, using VQuad with Video Application Controller(VAC), providing both Video and Voice MOS between two VAC Agents (one end could be an Android device). The other one is Bulk Video Call Simulation using GLs MAPS SIP and real-time Video Call Analysis using GLs PacketScan application. Mon, 09 May 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/isdn-t1e1-physical-layer-monitoring-software-press-release.html https://www.gl.com/newsletter/isdn-t1e1-physical-layer-monitoring-software-newsletter.html https://www.gl.com/images/netsurveyorweb-architecture.jpg GLs Network Monitoring and Diagnostic Systems are web-based applications that facilitate display of Call Detail Records (CDRs) by connecting to TDM, Optical, or IP probes through a web server for monitoring physical layer, signaling and traffic. Mon, 18 Apr 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/t1e1-emulation-analyzer-software-v10.3.23-press-release.html https://www.gl.com/newsletter/t1e1-emulation-analyzer-software-v10.3.23-newsletter.html https://www.gl.com/images/T1E1_Hardware_Platforms.jpg T1 E1 Analysis suite of products continues to provide the most comprehensive analysis and emulation capability of any product on the market. Any traffic over T1 E1 lines including voice, fax, modem, signaling, mobile, IP, VoIP, ATM, and more is addressed. Mon, 11 Apr 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/MEGACO-H.248-emulator-with-binary-encoding-press-release.html https://www.gl.com/newsletter/MEGACO-H.248-emulator-with-binary-encoding-newsletter.html https://www.gl.com/images/maps-megaco-web-network-diagram.jpg The Media Gateway Control Protocol (MEGACO/H.248) is a signaling and call control protocol used between the Media Gateway Controller (MGC) and Media Gateway (MG) for supporting multimedia stream transmission. In a 2G/3G core network, the MSC server (or GMSC Server) controls MG over a 3GPP interface, termed as Mc interface. The MSC (or GMSC) server supports the call control and mobility management functions, and the Media Gateway provides the bearer control and transmission resource functions. Mon, 04 Apr 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/ED-137-Radio-Emulator-Connects-to-Live-Radio-at-world-atm-congress-press-release.html https://www.gl.com/newsletter/ED-137-Radio-Emulator-Connects-to-Live-Radio-at-world-atm-congress-newsletter.html https://www.gl.com/images/maps-ed137-radio-emulator-connects-live-romasta-radio.jpg At the recently held World ATM Congress event in Madrid, Spain, the GLs MAPS(TM) Radio Emulator capability was showcased. It was connected to a Rohde and Schwarz radio located in Romania with the help of the Romanian Air Traffic Services Administration Staff (Romatsa). This radio is responsible for a certain sector of the Romanian airspace. Mon, 21 Mar 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/voice-feature-testing-legacy-and-next-generation-networks-press-release.html https://www.gl.com/newsletter/voice-feature-testing-legacy-and-next-generation-networks-newsletter.html https://www.gl.com/images/testing-voice-features-legacy-ngn-main-image.gif NGNs are based on broadband IP technology and are frequently promoted as Triple Play services, especially for residential architecture to include voice, TV, and Internet, and for enterprises, the NGNs offer voice using SIP phones and IP PBXs or Hosted IP PBXs in the Cloud. This architecture will evolve to fully integrate with the desktop and provide convergence of Email, SMS, IM, Voice, and other services. Tue, 08 Mar 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/wan-emulators-with-random-impairments-press-release.html https://www.gl.com/newsletter/wan-emulators-with-random-impairments-newsletter.html https://www.gl.com/images/Newsletter-WAN-Emulators-Network.jpg GLs WAN emulators are: IPLinkSim(TM) and IPNetSim(TM) and are capable of emulating a WAN link, and introducing typical WAN impairments like Bandwidth Throttling, Latency, Jitter, Packet Loss, Packet Reordering, Packet Duplication, Packet Corruption, Congestion Emulation etc. Both the products act as a transparent Ethernet bridge and can be connected between two LANs easily emulating a WAN link in the lab. Mon, 29 Feb 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-channelized-t3e3-analyzer-press-release.html https://www.gl.com/newsletter/enhanced-channelized-t3e3-analyzer-newsletter.html https://www.gl.com/images/usb-t3e3-web-channelized-t3e3-analyzer.gif GLs USB based T3 E3 Analyser is one of the smallest and lightest pods (weighing only 1.75 lbs) capable of processing signaling, voice, and data on T3 and E3 lines. Mon, 22 Feb 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/comprehensive-ip-analysis-simulation-tools-press-release.html https://www.gl.com/newsletter/comprehensive-ip-analysis-simulation-tools-newsletter.html https://www.gl.com/images/voip-network-emulation-analysis-tools.jpg GL Communications Inc offers IP test suite that addresses wide ranging issues to ensure the performance of IP and VoIP technology. It consists of IP, VoIP, Wireless, LAN and WAN Emulation and Analysis tools that provide comprehensive real-time scenario of IP network analysis and emulation in a lab set up. Mon, 15 Feb 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/test-solutions-voice-video-data-quality-volte-network-press-release.html https://www.gl.com/newsletter/test-solutions-voice-video-data-quality-volte-network-newsletter.html https://www.gl.com/images/vquad-web-automated-wireless-testing.jpg GL provides fully automated testing solutions for LTE, VoLTE, and other components of IMS network. The automated test solution covers End-to-End Voice, Video, and Data Quality Testing with speech metrics using the POLQA algorithm. The VQuad? solution supports testing Wideband voice over the VoLTE network and generating POLQA VQT MOS along with Delay measurements, Signal/Noise Level Gain, and Jitter. The true performance of the VoLTE network based on customer perception can be realized. Mon, 08 Feb 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/10-GigE-Network-Testing-Solutions-press-release.html https://www.gl.com/newsletter/10-GigE-Network-Testing-Solutions-newsletter.html https://www.gl.com/images/10Gbps-Network-Testing-Network-Image.jpg 10 Gbps Ethernet offers data speeds up to 10 billion bits per second, generally over single mode or multimode fiber optic lines. It is also referred to as 10 GE, 10 GigE, or 10 GbE. 10 Gbps is compatible with existing Ethernet protocols and can be easily integrated into existing networks. Mon, 01 Feb 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/enhanced-next-generation-ethernet-ip-tester-press-release.html https://www.gl.com/newsletter/enhanced-next-generation-ethernet-ip-tester-newsletter.html https://www.gl.com/images/packetexpert-expertsam-10gx-web-network-test-setup.jpg ExpertSAM is specifically aimed at addressing limitations of legacy RFC 2544 test procedures, especially for Service Level Agreements (SLAs). It is based on ITU Y.1564 standard and and optional application available with our Next Generation Ethernet/IP Tester referred to as PacketExpert 10G, as well as the earlier PacketExpert 1G units. Mon, 25 Jan 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/Direct-T1E1-DS0-Access-SONET-SDH-press-release.html https://www.gl.com/newsletter/Direct-T1E1-DS0-Access-SONET-SDH-newsletter.html https://www.gl.com/images/ls1000-web-channelized-t1e1-emulation-and-analysis.gif GLs LightSpeed1000 comes with all the necessary software for capturing, monitoring, emulation, and protocol analysis over SONET-SDH links, with a price tag that compares very favorably with similar test instruments at 3 times the price. Mon, 18 Jan 2016 gl-info@gl.com Read More... https://www.gl.com/press-release/multi-stream-ip-wan-emulator-press-release.html https://www.gl.com/newsletter/multi-stream-ip-wan-emulator-newsletter.html https://www.gl.com/images/multistream-wan-emulator-ipnetsim-web-network.jpg IPNetSim emulates an IP network with access to 10 Gbps full duplex link or a 10/100/1000 Mbps full duplex link. For each direction, incoming traffic can be identified into separate user defined streams (up to 16 streams for 1 Gbps pipe and up to 4 streams for 10 Gbps pipe). These user defined streams can be modified to simulate network impairments. Mon, 11 Jan 2016 gl-info@gl.com Read More...