SIP to GSM/PSTN

[meshad]

Hi
i am trying to call from SIP client to GSM or PSTN any number in one-stage dialing using Portch MV-372 GSM Gateway.

is that possible?
how do i do that?
i guess configuration i have to do in 3CX system.

thanks in advance

 

[igor.snezhko]

http://www.3cx.com/voip-gateways/portech372.html