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GL's Media Gateway Testing

DCOSS Media Gateway


GL's T1E1 - Analyzer along with the GL's Media Gateway (MG) (PKS150a) supports traffic and signaling testing of VoIP and TDM networks. The T1E1 / Media Gateway combination provides user friendly bulk call generation, and reception for various voiceband traffic types including voice, fax, and modem traffic. It can be connected to any TDM or IP Phone, softphone, ATA, VoIP or TDM PBX, or TDM or VoIP Network / Cloud to provide bulk call traffic generation for VoIP.

Product Brochure
View Presentation
  Supported Codecs
GL Product Lists

The T1E1 / Media Gateway supports internal traffic generation/ reception (Fax, Modem, Voice Files, Digits and Tones) as well as external traffic from optional analog 2-wire and BRI 4-wire interfaces. The T1E1 / Media Gateway supports a variety of different TDM and VoIP protocols.   Support for VoIP includes SIP, H.323, Megaco, MGCP, and T.38 fax. Support for TDM includes ISDN, SS7, and CAS. The following features are also supported: bulk calling, scripting, and remote client/server access.


  • Testing VoIP network elements, including IP phones, softphones, IP PBX
  • Fax and Modem traffic generation and verification
  • Stress testing with bulk call generation capability

Main Features

Media Gateway (Basic Configuration)

  • Supports up to 96 to 120 simultaneous connections using dual redundant Ethernet ports (scalable depending on the GL Media Gateway selected) Supports VoIP protocols such as SIP, H.323, and MEGACO, MGCP Support for Voice, DTMF/MF, Single/Dual Frequency Tone Generation and Detection
  • Supports codecs such as G.711, G.726, G.723.1, G.720A, EVRC, and GSM-FR
  • Supports G.165 and G.168 Echo Cancellation with 32, 64, 125 ms tail length
  • Fax and Modem transport and T.38 Compliance
  • Supports VoIP per IETF RFC 2550 and 3551standards
  • Automated call generation, monitoring and recording with scripting
  • Bulk Call Generation/Reception for Load Testing
  • Call Statistics and Call Detail Records

Other Configurations

The MG can also be used with GL's T1E1 Analyzer for various call capture and analysis functions.

MG with Universal T1 E1 Cards


Buyer's Guide

Item No. Item Description
PKS150a  TDM / VoIP Media Gateway w/ Single T1 E1
PKS150b TDM / VoIP Gateway w/ Dual  T1 E1
PKS150c TDM / VoIP Gateway w/ Quad T1 E1
FTE001 QuadXpress T1E1 Main Board (Quad Port– requires additional licenses)
ETE001 OctalXpress T1E1 Daughter Board (Octal Port– requires additional licenses)
HTE001 Universal HD T1/E1 Card
UTE001 Portable USB based Dual T1 or E1 Laptop Analyzer
XTE001 Dual T1 E1 Express (PCIe) Boards (requires additional licenses)
PTE001 tProbe™ T1 E1 Base Unit
  Related Hardware
DR001 DCOSS Software (R1 Protocol Included)
DT002/4 Dual/Quad T1 Card
DM001 DCOSS Fax License (per port)
  Related Software
XX649 MAPS™ SS7 Emulator
XX651 MAPS™ CAS Protocol Emulator
XX648 MAPS™ ISDN & LAPD Emulator
XX624 MAPS™ FXO FXS Emulator
PKS120 MAPS™ SIP Emulator
PKS122 MAPS™ MEGACO Emulator
FXT001 GL Insight - Single Fax Analysis - TDM
FXT002 GL Insight - Single Fax Analysis - IP
MDT001 GL Insight - Single Modem Analysis - TDM
MDT002 GL Insight - Single Modem Analysis - IP
PKS100 PacketGen™ (includes PacketScan™)
PKB100 RTP ToolBox™
PKV100 PacketScan™ (Online and Offline)

* Specifications and features subject to change without notice.

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