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2 Channels Voip GSM Gateway

2 Channels Voip GSM Gateway
Mv-372 is a 2 channels voip GSM gateway for call termination (voip to GSM) and origination (GSM to voip) . It is sip based and compatible with asterisk. It can enable to make 2 calls simultaneously from IP phones to GSM networks and GSM network to IP phone.
Major function:
1. Voip (sip) , GSM conversion. (mv-372)
2. Voip (sip) , CDMA conversion. (mv-372c)
3. 50 sets of LAN--> mobile routes setting, 50 sets of mobile--> LAN routes setting.
4. Voice response for setting and status (dial in from mobile) .
5. For call termination (voip to GSM) and origination (GSM to voip) .
6. Standard sip (rfc 2543, rfc 3261) protocol, communicates with other gateway or PC
7. All functions can be set on web.
* we have WAN and LAN interface. So it can stack
1. Protocols: sip (rfc 2543, rfc 3261)
TCP/ IP: IP / TCP / UDP / rtp / rtcp / , cmp / ARP / rarp / sntp, DHCP / DNS client, ieee 802. 1p / q, tos / diffserv, nat traversal, stun, upnp, IP assignment, static IP, DHCP, pppoe
2. 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
3. CDMA (mv-370c) : 800mhz CDMA, supports cdma 2000 1xrtt air interface, backward
Compatibility from is-2000 to is-95a / b, support voice for both 13k qcelp and evrc
4. Supports both full rate and 1 / 8 gating on the reverse link
5. GSM (mv-372) :
Dual band: 900 / 1800 MHZ
Tri band: 900 / 1800 / 1900mhz
Quad band: 900 / 1800 / 1900 / 850mhz

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