Announcements

GL Communications, Inc. has promoted these products / services:

GL Communications, Inc. - Cellular Network Monitoring Solution

GL Communications can capture and analyze high volumes of phone calls over a wide range of protocols on IP and Wireless (2G, 3G, 4G, IMS) networks. Our solution can capture, analyze and monitor large scale networks for surveillance and troubleshooting.

Requirement

Wireless carriers, internet service providers and equipment vendors must constantly monitor voice qualit... (read more)

GL Communications, Inc. - Voice Recorder Emulator - VoIP Air Traffic Control

(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. GL Communications has led the way in simulating and testing ED-137 ATM components such as Controller Working Positions (CWP), Ground Radio Stations (GRS), Vo... (read more)

GL Communications, Inc. - Testing for Unchannelized and Channelized Traffic

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.
A T3 line is an ultra-high-speed sign... (read more)

GL Communications, Inc. - Web-based Bit Error Rate Testing

SonetExpert™ BERT Testing over SONET/SDH

Web-based Bit Error Rate Testing over SONET/SDH OC-3 / STM-1, OC-12 / STM-4, OC-48/STM-16 and OC-192/STM-64 rates.

SonetExpert™ BERT is a web-based application which supports Bit Error Rate Testing over SONET/SDH OC-3 / STM-1, OC-12 / STM-4, OC-48/STM-16 and OC-192/STM-64 rates. using GL's versatile multifunctional Ethern... (read more)

GL Communications, Inc. - New Wirespeed Packet Capture Application

GL Communications has just launched a new wirespeed packet capture application called "PacketScanPX™". This application leverages two of GL's best-selling products: PacketExpert™ 10GX and PacketScan™. It can capture IP traffic at up to 10 Gbps and analyze thousands of protocols including Voice over IP (VoIP) signaling and traffic.

GL Communications has just launc... (read more)

GL Communications, Inc. - APIs for Test Automation and Remote Access

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... (read more)

GL Communications, Inc. - Test Legacy and Next Generation Hybrid Network

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, d... (read more)

GL Communications, Inc. - 5G N1 N2 (NGAP) Interface Emulation using MAPS™

GL’s Message Automation & Protocol Simulation (MAPS™) is designed for 5G–N1N2 interfaces can simulate gNodeB (gNB), and AMF (Access and Mobility Management Function) according to 3GPP Release 15 standards. (read more)

GL Communications, Inc. - PacketLoad-High Density Mobile Traffic Simulation

GL’s MAPS™ Server with PacketLoad appliance supports massive simulation of UEs (up to 500,000) with high density (up to 4 Gbps or 40 Gbps) mobile data traffic simulation for both UMTS, and LTE networks. (read more)

GL Communications, Inc. - MAPS™ SIP Protocol Emulator

MAPS™ SIP Protocol Emulator

GL's Message Automation & Protocol Simulation (MAPS™) designed for SIP testing can simulate User Agents (User Agent Client- UAC, User Agent Server-UAS), Redirect and Registrant servers. (read more)

GL Communications, Inc. - Automated & Manual Video Quality Testing

Video services can be broadly classified into two categories: Video Broadcasting or streaming, and Video Conferencing. Video broadcasting is essentially a one-way application, streaming video from service provider to consumer devices, and Video Conferencing, is basically two-way web-based interactive application (phone chat apps), much like voice, with simultaneous upstream and downstrea... (read more)

GL Communications, Inc. - SonetExpert™ Channelized (SEC) Analyzer

Multiservice test tool for next generation Synchronous Optical Networking (SONET) and Synchronous Digital Hierarchy (SDH) carrying channelized TDM (T1, E1) traffic (read more)

GL Communications, Inc. - 5G Core Network Simulation

Message Automation and Protocol Simulation – MAPS™ (read more)

GL Communications, Inc. - End to End Voice Quality Testing (POLQA v3)

GL's Voice Quality Test solution supports the next-generation voice quality testing standard for fixed, mobile and IP-based networks using POLQA ver 2.4 and optional upgrade ver 3 (ITU-T P.863), PESQ (ITU-T P.862). VQT analyzes the degraded (received) files and compares them with the reference (sent) files using ITU standard algorithms PESQ LQ/LQO/WB, and POLQA (NB, WB, SWB). (read more)

GL Communications, Inc. - Next Generation Network Analyzer - PacketScan™

GL's PacketScan™ - an All-IP Network Monitoring software offers powerful features to capture and monitor live signaling and traffic over IP. The application can capture, segregate, monitor and collect statistics all types of calls over VoIP and Wireless networks. (read more)

GL Communications, Inc. - SONET SDH Testing with GL's SonetExpert™

GL's SonetExpert™ Channelized (SEC) Analyzer is a multi-service test tool for next generation Synchronous Optical Networking (SONET) and Synchronous Digital Hierarchy (SDH) carrying channelized TDM (T1, E1) traffic. (read more)

GL Communications, Inc. - Load Test 911 Call Centers!

GL Communications can generate hundreds of calls through the PSTN – at a sustained call rate – to your Call Center to test the telecommunications infrastructure and services. These calls can be generated as a service by GL for a simple solution or directly from your lab environment by deploying the Call Generation test equipment. (read more)

GL Communications, Inc. - Fax Analysis and Simulation over IP, TDM, & PSTN

GL provides comprehensive Fax Testing Solutions over IP, TDM and PSTN networks using its products. Test equipment can generate and receive fax signals in bulk over wired and wireless networks, monitor and distinguish fax signals in real time for traffic engineering and network design purposes, and analyze fax signals after capture for troubleshooting failed or poorly handled calls. (read more)

GL Communications, Inc. - Aircraft Radio Communications Made Easy (ED137)

Among many other solutions for testing Air Traffic Control network, GL offers MAPS™ ED137 Radio which can simulate Air-Ground calls (as per EUROCAE ED137_1B: Radio, and ED137_1C: Radio) calls. (read more)

GL Communications, Inc. - Automated Testing of IVR and VM Systems

GL’s intrusive test tools such as MAPS™ and VQuad™ can be used to automate testing of IVR tree traversal for pass/fail conditions with great precision. Record each prompt (IVR menus) to file in an automated fashion and forward the recorded audio files for Speech-to-Text (STS) Transcription Server for transcription and analysis. (read more)

GL Communications, Inc. - SIP RTP Protocol Simulation using MAPS­™

GL's MAPS™ SIP Emulator can generate & receive SIP signalling with traffic simulating User Agents (User Agent Client- UAC, User Agent Server-UAS), Proxy, Redirect, Registrar and Registrant servers entities in the network. This test tool/traffic generator can be used to simulate any interface in a SIP network and perform protocol conformance testing (SIP protocol implementations). (read more)

GL Communications, Inc. - Voice Quality Analysis (PESQ, POLQA)

GL's Voice Quality Testing (VQT) software supports the next-generation voice quality testing standard for fixed, mobile and IP-based networks using POLQA ver2.4 and optional upgrade POLQA ver3 (ITU-T P.863), PESQ (ITU-T P.862). (read more)

GL Communications, Inc. - Ethernet BERT and Throughput tester (up to 1 Gbps)

GL's enhanced PacketCheck™ is a comprehensive PC based Ethernet / IP test tool with BERT and Throughput testing abilities. It is very easy to use as a general purpose network performance analysis tool for 10Mbps, 100Mbps and 1Gbps LANs and WANs. Throughput up to 800 Mbps can be easily tested. (read more)

GL Communications, Inc. - Optical Network Analysis and Emulation

Test SONET/SDH networks and analyze channelized (T1 E1, T3 E3) and unchannelized (Packet over SONET, ATM, and transparent) traffic on a single platform. Perform functions such as bit error rate testing, recording and playback, and protocol analysis all at wirespeed. (read more)

GL Communications, Inc. - 5G N4 Interface Simulation and Analysis

MAPS™ 5G-N4 can simulate and test Session Management Function (SMF) and User Plane Function (UPF) elements. SMF in the 5G N4 interface is primarily concerned with managing the UE’s PDU sessions. (read more)

GL Communications, Inc. - Simulate Call Recording in Air Traffic Network

GL’s MAPS™ ED137 Recorder can simulate Recorder interface for both Air-to-Ground (AG) and Ground-to-Ground (GG) calls at Controller Working Position (CWP), Ground Radio Station (GRS) and Recorder endpoints as per ED137-4B and ED137-4C versions, as defined under EUROCAE (European Organization for Civil Aviation Equipment) Working Group... (read more)

GL Communications, Inc. - End-to-End VoIP Air Traffic Network Simulation

GL tools for signalling emulation and voice quality testing offer an end-to-end test solution for testing connections from the radio interfaces to the Controller Working Position (CWP). (read more)

GL Communications, Inc. - Test Ground-Ground per EUROCAE ED137

Recent advances in Air Traffic Management over IP network has opened-up both opportunities for providing better services, and challenges to ensure reliability, and performance. Among many other solutions for testing Air Traffic Control network, GL offers MAPS™ ED137 Telephone which can simulate Ground-Ground (as per EUROCAE ED137_2B: Telephone) calls. (read more)

GL Communications, Inc. - Wireless Network Simulation (5G, 4G, 3G, 2G)

GL’s End-to-End Wireless Network Simulation Test Suite provides you an advanced full-fledged “Live Network” at your company premises in any customized package to suit test requirements. The entire test suite is built on common MAPS™ Platform framework architecture. The test suite can be used to simulate all or specific elements within wireless networ... (read more)

GL Communications, Inc. - 2.5 Gbps Ethernet Testing made easy PacketExpert™

2.5 Gbps Ethernet Testing made easy with PacketExpert™

GL Communications Inc., a global leader in telecom test and measurement solutions, addressed the press regarding its new Ethernet Tester - PacketExpert™ 10GX, which boosts the testing capabilities for 2.5 Gbps networks. (read more)

GL Communications, Inc. - TCP Throughput Testing (RFC 6349) - ExpertTCP™

PacketExpert™ test platforms have been enhanced to support RFC 6349 based TCP Throughput test methodology referred to as ExpertTCP™ for both 10Gbps and 1Gbps networks. Performs testing at TCP layer where most web-based applications like Http, FTP, E-mail etc., run over TCP. Even many modern web applications like Facebook, Youtube, and the like use TCP. (read more)

GL Communications, Inc. - Carrier Ethernet Validation - ITU-T Y.1564

ITU-T Y.1564 test is built around two key subtests, the Service Configuration Test (SCT) and the Service Performance Test (SPT), which are performed in the same order. Service Level Agreement includes Frame Transfer Delay (FTD), Frame Delay Variations (FDV), and Frame Loss Ratio (FLR) service acceptance criteria to validate the network path under test. (read more)

GL Communications, Inc. - Wirespeed Ethernet Tap - PacketBroker

PacketBroker is a highly precise non-intrusive Wirespeed Ethernet Tap with all the necessary features packaged within to capture real world traffic, define multiple filters for drilling-down to traffic of interest, generate triggers based on packet filters, and transmit filtered/aggregated/modified packets for deep-packet data analysis. (read more)

GL Communications, Inc. - Packet Data and RTP Traffic Emulator

MAPS™ emulator for IP interfaces is enhanced to simulate up to 5,00,000 subscribers to easily stress or load test 3G/4G networks along with high density (up to 4 Gbps or 40 Gbps) mobile data traffic and high-volume CS domain RTP traffic with remote access capability. (read more)

GL Communications, Inc. - Network Surveillance System for IP, Wireless, TDM

Web based network surveillance system for IP, Wireless, and TDM Networks. (read more)

GL Communications, Inc. - Multi-Functional Carrier-grade Ethernet Tester

Transmit 10/100/1000/10000 Mbps Ethernet Data over Multimode or Single Mode Fiber. Choose to connect to Ethernet or fiber multi-functional stand-alone pods for testing high-speed networks. Specialized test tools to capture-packets-of-interest and decode, impairment generation, perform RFC2544 / Y.1564 / RFC6349 tests, Stacked VLAN/MPLS tests, and many o... (read more)

GL Communications, Inc. - RFC 2544 (SLA) testing with PacketExpert

PacketExpert™ supports Throughput, Latency, Frame Loss and Back to Back tests as specified in RFC 2544. RFC 2544 defines a specific set of tests that can be used to evaluate equipment performance. (read more)

GL Communications, Inc. - Wirespeed Ethernet Bit Error Rate Testing

A simple BER test can help validate the routers’ ability to route IP packets correctly at various speeds and the ability of various other routers on the path to forward IP packets without dropping and in sequence. PacketExpert™ provides layer-wise wirespeed Bit Error Rate Testing (BERT) implemented at all layers – Ethernet, VLAN, MPLS, IP and UDP. (read more)

GL Communications, Inc. - Multistream UDP/TCP Traffic Generator and Analyzer

Multi Stream UDP/TCP Traffic Generator and Analyzer is a hardware-based Ethernet tester capable of generating multi-stream Ethernet traffic of varying packet length and also analyze the loopback traffic. This tool finds itself especially useful for end-to-end testing of 1 Gbps and 10 Gbps WAN (Wide Area Network) links. (read more)

GL Communications, Inc. - GL Communications IT Consulting Services

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.

GL

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GL Communications, Inc. - MTA Metro Railcar and Train Control Replacement

Client: Maryland Transit Administration (MTA) (read more)

GL Communications, Inc. - Delivered Audio Quality (DAQ) and RSSI Testing

Client: Dulles Rail Consultants, VA, USA (read more)

GL Communications, Inc. - Land Mobile Radio Evaluation for a Transit Agency

Land Mobile Radio System Evaluation for a Transit Agency (read more)

GL Communications, Inc. - MDOT MTA Transit Information Contact Center

Client: Maryland Transit Administration (read more)

GL Communications, Inc. - Power and Communication Supply for Digital Display

Client: Washington Metropolitan Area Transit Authority (WMATA) (read more)

GL Communications, Inc. - Comprehensive Audio Surveys for PA Systems

GL’s tasks included Public Address (PA) System studies and field test measurements. Performed site surveys, conduct testing, simulation using 3-D modeling, and post processing for analysis of collected data from the audio surveys. Provided specifications for PA equipment upgrades. (read more)

GL Communications, Inc. - MTA Metro PA/LED Signs System Upgrade

GLCI provided subject matter expert (SME) advice for system specifications and design reviews, collected customer information/requirements and prepared RFI responses for the contractor. GLCI supported decision making on conduits and cable routing, PA speakers placement, LED signs configurations, Construction Management support, Testing and Inspection. (read more)

GL Communications, Inc. - Evaluation and Testing of Public Address Systems

GL's recommendations would greatly improve the speech intelligibility of the existing PA system and increase its coverage area at the metro stations. The quality improvement would benefit the patrons leading to increased satisfaction. (read more)

News articles and press releases for GL Communications, Inc.:

11/03/2020

GL provides the complete automated solution for testing 2-wire and 4-Wire Narrowband and Wideband (HD Voice) through physical Analog interfaces.

03/24/2020

GL can automatically generate hundreds of calls in a lab environment or over the Public Switched Telephone Network (PSTN). GLs solution can test interactive voice response (IVR), voicemail (VM) functionality, and measure voice quality.

10/30/2019

GL Communications Inc., a global leader in telecom test and measurement solutions, addressed the press discussing 5G Core Network Emulator Suite, which is enhanced to support N4 interface simulation in addition to the existing N1 N2 interface simulation.

10/23/2019

GL addressed the press regarding the T1 E1 Protocol Analyzer software supporting legacy protocols (2-Wire call, SS1/SS4, voice call & single frequency signaling) analysis and emulation– applicable to air traffic management and communication.

10/14/2019

GL Communications Inc., a global leader in telecom test and measurement solutions, addressed the press regarding the high-density web-based network monitoring and surveillance system (NetSurveyorWeb™) for IP, Wireless, and TDM Networks.

09/05/2019

GL Communications Inc., a global leader in telecom test and measurement solutions, addressed the press regarding its new Ethernet Tester - PacketExpert™ 10GX, which boosts the testing capabilities for 2.5 Gbps networks.

08/29/2019

GL addressed the press regarding the PacketScan™ software, a comprehensive All-IP Analyzer, for wire-speed performance monitoring, support for more wireless protocols, enhanced quality of service (QoS) metrics, network performance metrics, and codecs.

07/30/2019

GL Communications Inc., a global leader in telecom test and measurement solutions, addressed the press regarding its new release 5G Core Network Test Solution, a multi-protocol, a multi interface test tool.

06/18/2019

GL Communications Inc., a global leader in telecom test and measurement solutions provides information and insight into GL's expertise in Testing and Evaluating Mobile Networks.

06/18/2019

GL Communications Inc., a global leader in telecom test and measurement solutions, addressed the press media regarding the latest enhancements to tProbe™ Datacom Analyzer/Emulator.