Voip Gateway
Dec 04, 2009
Product characteristics:
1. Standard sip 2. 0 terminal product, powerful applicability, and best for global popularizing; support sip 2. 0, TCP / UDP / IP, rtp / rtcp, ICMP, ARP / rarp, ntp, pppoe, tftp, HTTP, etc; support g. 711 (alaw and u-law).....