3COM-ENTERPRISE VOICE 3CRVG71221-07-US V7122 VOIP GTW DUAL SPAN 2T1 VCX MOD Voice Gateway Cards, VoIP Gateways/Gatekeepers, Network- Telephony
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3COM CORPORATION 3CRVG71221-07-US - 3Com VCX V7122 Media Gateway - Gateway - EN, Fast EN - 1U V7122 VOIP GTW DUAL SPAN 2T1 VCX MODThe 3Com VCX V7122 Media (Digital VoIP) Gateways, key components of the 3Com Convergence Applications Suite IP Telephony Module, enable existing digital devices or PSTN trunks to be integrated into a converged solution. As large businesses seek to leverage the cost savings and productivity gains of a secure converged network, they will need to integrate advanced solutions with legacy TDM systems until existing PBXs have been replaced and carriers have upgraded their infrastructure to VoIP. 3Com digital media gateways provide all the necessary functions and protocol support for seamlessly handling voice calls between the traditional circuit switched networks and the IP network. As part of a converged communications solution, they enable companies to reduce their PSTN costs by implementing the least-cost routing capabilities of the VCX IP Telephony Module - to minimize long distance call charges, calls can be routed to the most cost-effective gateway. Product Description 3Com VCX V7122 Media Gateway - gateway Device Type Gateway Enclosure Type External - 1U Data Link Protocol Ethernet, Fast Ethernet VoIP Protocols SIP General Device Type Gateway Height (Rack Units) 1U Networking Form Factor External Connectivity Technology Wired Line Rate T-1/E-1 Data Link Protocol Ethernet, Fast Ethernet IP Telephony VoIP Protocols SIP Voice Codecs G.711, G.723.1, G.729a, G.726, G.727 Expansion / Connectivity Interfaces 2 x network - T1/E1 2 x network - Ethernet 10Base-T/100Base-TX - RJ-45 Miscellaneous Rack Mounting Kit Included