VOIP Phone (IPP-802)
Supports SIP 2.0 .
Supports TCP/UDP/IP, RTP/RTCP, HTTP, ICMP, ARP/RARP, DNS, NTP, PPPoE.STUN,TFTP protocols
Supports NAT, DMZ and port forwarding.
Advanced Digital Signal Processing (DSP) to ensure superb hi-fidelity audio quality, suit with t... - Update: 2007-09-10