NetWatchdog error: PC error or teamviewers?

the below is got from teamviewer's log. is 'Netwatchdog' a feature of windows or teamviewer?
2014/08/01 07:52:57.464  3288  3668 S0   NetWatchdog: OnStandby going to sleep
2014/08/01 07:52:57.464  3288  3668 S0   NetWatchdog: Completely disconnected. Going offline.
2014/08/01 07:52:57.464  3288  3668 S0   CT1209 CT.Send.CMD_ENDSESSION From=281656351 To=305683170 L=4
2014/08/01 07:52:57.464  3288  3668 S0   CConnectionThread::Terminate(): Sent EndSession with reason: 10
2014/08/01 07:52:57.542  3288 10548 S0   CT1209 CT.Receive.CMD_DISCONNECT From=305683170 To=281656351 L=4
2014/08/01 07:52:57.543  3288 10548 S0   CT1209 CT.Run.LoopEnd
2014/08/01 07:52:57.543  3288  3668 S0   CT1209 CT.Disconnect
2014/08/01 07:52:57.543  3288  3668 S0   CT.Disconnect.TM_WaitAtGateway finished
2014/08/01 07:52:57.543  3288  3668 S0   CT1209 CT.Term.TM_WaitAtGateway: SendQueueThread stopped
2014/08/01 07:52:57.544  3288  3668 S0   CT1209 CT.Term.TM_WaitAtGateway: Terminated
2014/08/01 07:52:57.570  5844  5840 G1   CMainWindow::ShouldShowDynamicPassword(): dynPw=1 allowIncoming=1 id=281656351 ka=0 lanAllowed=0 lanOnly=0 networkState=1
2014/08/01 07:52:58.026  3288  3292 S0   SERVICE_CONTROL_SESSIONCHANGE session=1, statusCode=WTS_SESSION_LOCK
2014/08/01 07:52:58.028  3288  3292 S0   CTerminalServer::SendStatusInfo() Event 7 sent to GUI.
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noxchoGlobal Support CoordinatorCommented:
NetWatchdog is a feature of TeamViewer. It reports to the UI that connection to internet has been lost.
In your case the system is going offline due to sleep mode and thus the Internet connection is interrupted. NetWatchdog (as its name says) monitors availability of the internet connection.

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