4 Channels VoIP GSM/UMTS Gateway
MV-374 is a 4 channels VoIP GSM/UMTS Gateway for call termination (VoIP to GSM/UMTS ) and origination ( GSM/UMTS to VoIP). It is SIP based and compatible with Asterisk,Trixbox,3CX,SIP Proxy Server,VoipBuster. It can enable to make 4 calls simultaneously from IP phones to GSM/UMTS networks and GSM/UMTS networks to IP phone.
Option SBK-32 :32 SIMs Remote SIM Bank and SIM Server
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.
Option GSM Booster: BT-918/BT-921
It can improve the cellular signal, simple installation
Work with Dial peer Server (free)
1.Dial Peer Server can manage 128 GSM ports at same time
User just need to set one SIP trunk
Send call to dial peer IP:5060 port from Asterisk/IP PBX
The call automatically switches from a busy line to available line.
3.Monitor the signal of all GSM ports