1-Port FXS/FXO VOIP Gateway

Features:
• 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 extensions 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 PRIPSTN 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
• Two-year warranty