Protocol : SIP
Support auto provision by WAN Port MAC address
Two 10/100M Ethernet Interfaces; Four FXS ports
Suport registering two SIP Servers simultaneously
Codec: G.711(A-law/U-law), G.723.1, G.729A/B, G.726
Support both router and bridge mode
Support PPPoE for xDSL
Support Voice Gain Setting, Jitter Buffer, VAD and CNG.
Web configuration through Built-in web server.
Upgrading firmware and configurations by HTTP, FTP or TFTP.
DHCP Client on WAN and DHCP Server on LAN.