public override void OnEndLinkLine(ref Call call, PortsipHandler sipHandler)
 {
     sipHandler.EtlCall(call.PortSipSessionId);
 }
 public override void OnEndLinkLine(ref Call call, PortsipHandler sipHandler)
 {
     sipHandler.EtlCall(call.PortSipSessionId);
     call.CurrentState = new CallConnectedState();
 }
 public override void OnCallReject(ref Call call, PortsipHandler sipHandler)
 {
     sipHandler.EtlCall(call.PortSipSessionId);
     call.CurrentState = new CallDisconnectedState();
     call.CurrentState = new CallIdleState();
 }