... for Power, Ready, Status, WAN, PC, GSM Call forward from GSM to VoIP and VoIP to GSM Dial in mode ... that when the incoming call with 9 prefix, it will be send to GOIP4 gateway. If GOIP4’s prefix configured as ... all the phone to this 4 Malaysia’s SIM card will be transfer to his Chinese phone, this can save a ... B number they want to dial, then the call from A to B is connected. VOIP GSM gateway with ...