Product Description

3G/UMTS VOIP Gateway SC***5G is designed for call termination (VOIP to 3G) and Call origination (3G to VOIP) Major Function ■SIP VoIP - 3G conversion.(SC***5G) ■*0 sets of LAN→3G MOBILE routes setting, *0 sets of 3G MOBILE→LAN routes setting. ■Voice response for setting and status (dial in from 3G mobile). ■For call termination (VOIP to 3G) and origination (3G to VOIP). ■Standard SIP (RFC***3, RFC***1) protocol, communicates with other gateway or PC. ■All functions can be set on web. Specification ■Protocols: SIP(RFC***3, RFC***1) ■TCP/IP: IP/TCP/UDP/RTP/RTCP/、CMP/ARP/RARP/SNTP、DHCP/DNS Client、IEEE**2.1P/Q、ToS/DiffServ、NAT Traversal、STUN、UPNP、IP Assignment、Static IP、DHCP、PPPOE ■Codec: G.**1 u-Law、G.**1a-Law、G.**3.1(5.3k)、G.**3.1(6.3k)、G.**9A、G.**9A/B Voice Quality、VAD、CNG、AEC、LEC、Packet loss SC***5 series: xxxxx VoIP Gateway SC***5C: **0MHz CDMA、Supports cdma***0 1×RTT Air Interface、Backward compatibility from IS****0 to IS**5A/B、Support Voice for both *3k QCELP and EVRC、Supports both full rate and 1/8 gating on the reverse link 2.3G/UMTS VoIP Gateway SC***5G: UMTS ***0MHz (WCDMA, 3G) (Voice only) xxxxx VoIP Gateway SC***5: BAND: EGSM **0/DCS ***0 MHZ、Speech Service with EFR(Enhance Full Rate)/FR(Full Rate)/HR(Half Rate) Codec.