MV-378 is a 8 channels VoIP GSM / UMTS Gateway for call termination (VoIP to GSM ) and origination (GSM to VoIP). It is SIP based and compatible with Asterisk,SIP Proxy Server,VoipBuster. It can enable to make 8 calls simultaneously from IP phones to GSM networks and GSM network to IP phone.

New product: SBK-32 :32 SIMs Remote SIM Bank
Connect with PORTech GSM Gateway via internet.
SIM cards no longer need to be installed in GSM Gateway anymore;
You can deploy your GSM Gateway in different locations.
Centralize and supervise all SIMs in one place.

Major function:
1. VOIP (sip) , GSM/UMTS conversion.

2. 50 sets of LAN--> mobile routes setting, 50 sets of mobile--> LAN routes setting.
3. Voice response for setting and status (dial in from mobile) .
4. For call termination (VOIP to gsm) and origination (gsm to VOIP) .
5. Standard sip (rfc2543, rfc3261) protocol, communicates with other gateway or pc
6. All functions can be set on web.

7. SMS Sending and SMS Receiving

Specification:
1. Protocols: sip (rfc2543, rfc3261)
2. 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
3. Codec: g. 711 u-law, g. 711 a-law, g. 729a, g. 729a / b, voice quality, vad, cng, aec, lec, packet loss
4. Frequency
Quad band:850/ 900 / 1800 / 1900 mhz
3G/UMTS: for all world and Japan (SoftBank/Docomo)
3G:EDGE/GPRS 850, 900, 1800, 1900 MHz / HSDPA/UMTS 850, 1900, 2100 MHz

CDMA2000(800/1900mhz)