Founded in 1986, GL Communications Inc. is a provider of PC-based test, analysis and simulation products and consulting services to the telecommunications industry. The company is a supplier of monitoring and analysis equipment for TDM, Wireless, IP and Voice Over Internet Protocol (VoIP) networks. Its line of products includes T1, E1, T3, E3, OC-3, STM-1, analog four-wire and analog two-wire interface cards, external portable pods and complete system solutions. GL Communications Inc. s capabilities include voiceband traffic analysis and emulation across all traffic types (voice, digits, tones, fax and modem), all protocols (ISDN, SS7, GR-303, Frame Relay, HDLC, V5.X, ATM, GSM, GPRS, etc.) and with capacities up to thousands of channels.

Website: gl.com

Phone: (301) 670-4784