code: function onArrayBuffer(data)
      {
          var arr = bufferToArray(scope.byteType,data);
          
          if(arr)
          {
              if(arr[arr.length-1] == MessageType.RTC_FAIL && scope.rtcFallback == true && scope.useRTC == true)
              {
                  if(scope.onRTCFallback)
                  {
                      scope.onRTCFallback(arr[arr.length-2],arr,true);
                  }
              }
              else
              {
                  if(scope.onBytesMessage)
                  {
                      scope.onBytesMessage(arr);
                  }
              }
          }
      }
docs: server message callback for bytebuffer message