Technical Guide

How to Configure Peer to Peer Between FXO Gateway and FXS Gateway


  • Following the steps in the video may help you configure Peer to Peer between VoIP FXO Gateway and VoIP FXS Gateway.
    We had ready two devices, one is 8FXS: 172.19.0.55, other ons is 8FXO: 172.19.211.107.
    1.Outgoing call setting: FXS to FXO call
    Step-1:Add extensions on 8 FXS VoIP Gateway
    Step-2:Add SIP trunk to 8 FXO VoIP Gateway
    Step-3:Add Tel——>IP route on 8 FXS VoIP Gateway
    Step-4:Add IP——>Tel route on 8 FXO VoIP Gateway
    2.Incoming call Setting: FXO to FXS call
    Step-5:Add extensions and Auto dial on 8 FXO VoIP Gateway
    Step-6:Add SIP trunk to 8FXS VoIP Gateway
    Step-7:Add Tel——IP route on 8 FXO VoIP Gateway
    Step-8:Add IP——Tel route on 8 FXS VoIP Gateway