context dialout_default {
  includes {
    // We want to use VoipJet as the default provider
    dialout_provider_voipjet;
  };
};

// Set the first alternate provider for dialout service
context dialout_alternate {
  includes {
    // We want to use VoicePulse Connect! as the alternate provider
    dialout_provider_voicepulse;
  };
};


// If the call did not go through using the primary provider, we will
// try to route it through the alternate provider. Check the call
// status and act accordingly
context dialout_consider_alternate {
  _1NXXNXXXXXX => {
    switch (${DIALSTATUS}) {
      case CONGESTION:
        Goto dialout_alternate|${EXTEN}|1;
        break;
      case CHANUNAVAIL:
        Goto dialout_alternate|${EXTEN}|1;
        break;
      default:
        NoOp(No problem, the call went through as expected);
    };
  };
};

// VoipJet
context dialout_provider_voipjet {
  _1NXXNXXXXXX => {
    SetCallerID(${CIDNUMOVR});

    Dial(IAX2/voipjet/${EXTEN});
    Goto dialout_consider_alternate|${EXTEN}|1;
  };
};

// VoicePulse Connect!
context dialout_provider_voicepulse {
  _1NXXNXXXXXX => {
    SetCallerID(${CODNUMOVR});
    Dial(IAX2/voicepulse/${EXTEN});
  };
};