Key Facts:

For GSM - VoIP connection, Quad band 900 1800 850 1900MHz; SIP protocol, Asterisk, VoIPBuster compatible, support NAT & Auto Hunting; CDMA VoIP Terminal: SC-495C

Major Function:

4 x VoIP (SIP)- GSM conversion

50 sets of LAN -> MOBILE routes setting;

50 sets of MOBILE -> LAN routes setting

Voice response for setting & status (dial in from mobile)

For call termination (VoIP to GSM) and origination (GSM to VoIP)

Standard SIP (RFC2543, RFC3261) protocol,communicates with other gateway or PC

To be set on web

Specification:

SIP protocol: (RFC2543, RFC3261)

TCP/IP: IP/TCP/UDP/RTP/RTCP/,CMP/ARP/RARP/SNTP DHCP/DNS Client,IEEE802.1P/Q,ToS/DiffServ,NAT Traversal,STUN,uPnP,IP Assignment,Static IP,DHCP,PPPoE

Codec: G.711 u-Law,G.711 a-Law,G.723.1 (5.3k) G.723.1 (6.3k),G.729A,G.729A/B,Voice Quality VAD,CNG,AEC,LEC,Packet loss

GSM Frequency:

Quad band 900/1800/1900/850MHz