Advanced Telecom Test Solutions - One Platform. Every Network

06th, Feb 2026

From 5G to Fiber, From IP to TDM, From Lab to Live Networks

GL Communications Inc. delivers end-to-end telecom testing, monitoring, and analysis solutions that help engineers validate, troubleshoot, and optimize networks across wireless, Ethernet, fiber optics, TDM, and analog.

GL Products and Platforms

Test Ethernet and IP Networks - Up to 100 Gbps

Struggling with packet loss, latency spikes, or SLA validation?

GL’s Ethernet and IP test solutions give you complete control and visibility with:

  • RFC 2544, ITU-T Y.1564, RFC 6349 compliance testing
  • Wirespeed traffic generation up to 100 Gbps
  • Real-time throughput, latency, jitter, frame loss, and bit error rate
  • High-Density multi-port support
  • Centralized management of multiple devices in a single LAN
  • Automation-ready for CI/CD and regression testing using Python and REST APIs

Ideal for switches, routers, data centers, and service providers.
Explore Ethernet/IP Testing Solutions

Capture Every Packet - Even at Extreme Speeds

When issues hide inside massive traffic flows, packet capture accuracy matters.

GL’s high-speed packet capture and analysis systems deliver:

  • Lossless packet capture at speeds up to 400 Gbps
  • Advanced hardware filters
  • Nanosecond Timestamping
  • Multi-user support through a secure web-based interface
  • Long-duration recording using high-capacity NVMe SSDs
  • Export to PCAP / PCAPNG for deep forensic analysis

Perfect for root-cause analysis, compliance, and SLA disputes.
See High-Speed Capture Solutions

Scalable IP Traffic Generation for High-Speed Networks

High-speed IP networks require realistic, scalable traffic to validate performance under real-world conditions.

  • High-rate IP traffic generation for Ethernet and IP networks
  • Simulate thousands of concurrent flows and sessions
  • Test throughput, latency, jitter, and packet loss
  • Support for IPv4/IPv6, UDP/TCP, VLAN, MPLS, and QoS
  • Flexible traffic profiles for functional, stress and performance testing

Designed for network equipment vendors, service providers, data centers and test labs.
Explore IP Traffic Generator

Wireless and VoIP Testing - From 3G to 5G

Validate performance, interoperability, and call quality across evolving mobile networks.

GL’s Wireless and VoIP test platforms support:

  • SIP, 5G, 4G LTE, and 3G network testing
  • Large-scale call, packet, and session emulation
  • Voice, video, and data QoS/QoE analysis
  • Real-time listening, recording, and KPI reporting
  • Script-based automation for repeatable testing

Test thousands of simultaneous calls - confidently.
Discover Wireless and VoIP Test Solutions

SONET, SDH and Optical Transport Testing

Still managing high-speed transport and legacy backbones?

GL provides robust SONET/SDH test solutions with:

  • OC-3 to OC-192/STM-1 to STM-64 BERT
  • Channelized T1 E1 and Unchannelized testing
  • Packet over SONET, ATM capture, analysis and playback
  • Delay, impairment, and raw error testing

Ideal for transport networks and hybrid environments.
View SONET/SDH Solutions

Voice, Video and Data Quality - Measure User Experience

Quality is not theoretical - it is what users hear and see.

GL’s QoS and QoE solutions offer:

  • POLQA/PESQ-based voice quality scoring
  • Automated Drive/Walk testing with GPS integration
  • Centralized reporting and trend analysis
  • End-to-end testing across real devices, apps, and networks
  • Multi-technology support
  • Custom test scripts and automation to reduce manual effort and improve repeatability
  • Advanced analytics including delay, signal and noise levels, audio dropout detection, frequency/power analysis, and key call metrics

Turn network data into actionable quality insights.
Learn About QoS and QoE Testing

TDM, PSTN and Legacy Network Testing - Still Mission Critical

TDM and PSTN networks continue to support critical voice and signaling services - and they still require comprehensive testing.

GL’s TDM and PSTN solutions enable:

  • T1 E1, T3 E3, and analog 2-Wire and 4-Wire voice testing
  • Support for SS7, ISDN, GSM, MAP, CAMEL, FXO FXS and more
  • Signaling, tones, digits, fax, and modem analysis
  • Non-intrusive monitoring and replay
  • Large-scale load and stress testing

Designed for carriers, regulators, and enterprises.
Explore TDM and PSTN Solutions

Why Engineers Choose GL Communications

  • Broadest coverage - legacy to next-gen networks
  • Proven, field-tested solutions used worldwide
  • One platform for test, monitor, analyze and automate
  • Expert support from telecom specialists
  • Over 35 years of experience supporting Government, Service Providers, OEMs and more

Ready to See It in Action?

Talk to our experts to request a demo, evaluation, or consultation tailored to your network.


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