Detailed Product Description

MV-372U is a 2 channels VOIP GSM gateway for call termination ((VOIP to UMTS) and origination (UMTS 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) , UMTS conversion. (mv-372)
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 UMTS) and origination (UMTS to VOIP) .
6. Standard sip (rfc2543, rfc3261) 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
Specification:
1. Protocols: sip (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
2. Codec: g. 711 u-Law, g. 711 a-Law,  g. 729a, g. 729a / b
Voice quality, VAD, CNG, aec, lec, packet loss
3. Frequency :
Quad band: 850/900/1800/1900mhz

3G/UMTS: for all world and Japen (SoftBank/Docomo)
3G:EDGE/GPRS 850, 900, 1800, 1900 MHz / HSDPA/UMTS 850, 1900, 2100 MHz
CDMA2000(800/1900mhz) with RUIM Card