Multitech摩迪泰克MVP-400,MVP-800系列VOIP语音网关
每口含1个E&M,1个FXS,1个FXO语音模块

Voice/Fax Over IP Gateways
The MultiVOIP® gateway provides toll-free voice and fax communicati*** over the Internet or Intranet. By integrating voice and fax into an existing data network, you can realize substantial s***ings on inter-office long distance toll charges.
The MultiVOIP gateway is ***ailable in analog or digital models ranging from one to 60 ports. All MultiVOIP gateways connect directly to phones, fax machines, key systems, PSTN lines or a PBX to provide real-time, toll-quality voice connecti*** to any office on a VOIP network. Its flexible architecture and robust feature set meet the demands of a broad range of IP telephony applicati***.
For ***aya™ Communication Manager environments, the MultiVOIP gateway provides distributed networking capabilities to ***all branch offices of Fortune 1000 corporati***. It extends the call features of a centralized ***aya media server and provides local office survivability to branch offices of up to 15 users using analog or IP phones. For more information and specific ***aya model numbers visit the ***aya extranet.
Family Features
- Up to 60 ports per chassis for communication over an existing IP network or the Internet
- Ethernet connectivity and full IP compatibility with existing routers and WAN infrastructure
- FXS/FXO, and E&M connectors on each channel for direct analog connection to phones, key telephones, PBX extensi***, PSTN lines or PBX trunks (2-, 4-, and 8-port models only)
- Digital MultiVOIP gateways connect directly to PBX or PSTN line via BRI, T1/E1 or PRI
- PSTN fail-over automatically routes calls over the PSTN network if the IP network is congested or down
- Supports H.323, SIP or SPP for sending voice over the Internet
- Supports H.450 supplementary services to provide for call transfer, call forwarding, call hold, call waiting and name identification
- Voice compression to 5.3K per call with support for multiple algorithms, including ITU G.723 and G.729
- T.38 real-time fax relay for interoperability among other VOIP equipment
- Voice prioritization using the industry-standard Differentiated Services (DiffServ) protocol
- Configuration and management using a web browser or Windows
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