Portech MV-374 is a 4-channel VoIP-GSM gateway, which is responsible for converting GSM signal into VoIP (SIP) protocol. Used as a terminal server to route incoming calls from GSM network operators, VoIP communication, as well as a device for switching IP PBX, protocol-based SIP (RFC2543, RFC3261) with GSM. The device is compatible with IP PBX Asterisk, Elastix, Trixbox, Free PBX and registered on the SIP-server as a terminal device.
The gateway supports up to 4 simultaneous GSM connections and allows you to connect to IP networks, responsible for switching, with simultaneous conversion of VoIP-GSM and GSM-VoIP. The main purpose of the gateway is to work as the GSM channel solution based on Asterisk, Elastix, TrixBox, FreePBX. Installation of SIM-cards will ensure the independence of the office, and independently of office location you will be able to painlessly change office addresses and keep all hyped and advertised numbers. Setting up the call forwarding function on a SIM-card will allow you to forward all calls to the neighboring SIM-card allowing you to convert a phone number to two channels, which will give you an opportunity to accept simultaneously up to 2 clients.
Technical characteristics: Conversion to VoIP-GSM or to GSM-VoIP Support for up to 50 routes Voice prompts for manual programming Call Termination VoIP-GSM Call origination GSM-VoIP The standard SIP protocol Sending and receiving SMS messages (Web-based gateway) Call-Back Programming via WEB-interface