ocr: NTS FEP Start Session StartSessionRequest StartSessionReply Outgoing Call OutCallRequest, calllD = N OutCallReply, calllD = M, peersCalllD = N move some data Clear Call ClearCallRequest, calllD = M calluisconnectNotity, calllD = N or Disconnected Call CallDisconnectNotify. calllD = N Incoming Call InCallRequest, calllD = A InCallReply, calllD = B, peersCallD: = A InCallConnected, calllD = A, peersCalll = B the rest is the same as outgoing call Stop Session StopSessionRequest StopSessionReply