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Opis proizvoda
MV-374 je 4 kanalni VoIP GSM Gateway. SIP je baziran i kompatibilan sa asterisk platformama. Omogućuje da napravite 4 poziva istovremeno s IP telefona u GSM mreže i sa GSM mreže prema IP telefona
Protocols
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 (MV-374/MV-378)
- Quad Band:900/1800/1900/850MHZ
- 3G/UMTS: for all world and Japan (SoftBank Mobile,Docomo)
- 3G:EDGE/GPRS 850, 900, 1800, 1900 MHz / HSDPA/UMTS 850,1900, 2100 MHz
- CDMA 2000(800MHZ/1900MHZ)
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