PLANET VIP-1680FO this is a 16-Port VoIP Gateway (16*FXO) - SIP/H323 Dual Protocol which is equipped with a Ethernet switch and built-in NAT router function that provides Internet access using only one IP address making it ideal choice for P2P voice chat and ITSP cost-saving solution. It supports up to 16 concurrent connections with a built-in PPPoE/DHCP/DDNS clients.
VoIP Features
H.323 / SIP dual mode communication
SIP 2.0 (RFC3261), H.323v4 compliant
Peer-to-Peer / H.323 GK / SIP proxy calls
PSTN lifeline for emergency calls (VIP-1680 model)
Voice codec support: G.711(A-law / u-law), G.729 AB, G.723 (6.3 Kbps / 5.3Kbps)
Voice processing: Voice Active Detection, DTMF detection, G.165/G.168 compliant
echo canceller, silence detection, FAX (T.38 / T.30) Mode Option
Built in adaptive buffer that helps to smooth out the variations in delay (jitter)
for voice traffic
Voice channels status display: This function display each port status likes as on-
hook, off-hook, calling number called number, talk duration, codec
NEW IN THE BOX
One Year Warranty