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2-FXS Port with 1 PSTN Bypass PortSupport dual protocols: ITU-H.323 V4 and IETF SIP V2
Provide 2 RJ-11 ports for POTS phones or PBX's trunk lines
Provide 2 RJ-45 Ethernet Ports
Provide 1 RJ-11 port for PSTN Life Line (bypass only)
Support single or multiple registrations
Support hunt line, call forward/transfer/hold, phone book
Support G.711 A/µ law, G.729A/B, G.723.1 Codecs
Support QoS, NAT transversal and router functions
Support VAD, CNG, EC
