Support SIP v1(RFC2543) v2(RFC3261)
DHCP support for LAN or Cable modem
PPPoE support for ADSL or Cable modem
with ROUTER build in
Audio codec G.711 , G.726 , G.723 , G.729
CALL waiting,Hold,Transfer 3 way conference
Set by HTTP web browser (IE6.0) or Telnet
VAD(Voice active detect)
CNG (Comfort noise generation)
G.168/165 compliant 16ms echo cancellation
Adaptive Jitter Buffer
Packet Loss Compensation
T.38 FAX protocol
