PING: transmit failed, error code 1231



This article is about the cause and solution to the error that occurs when attempting to ping a restored system: PING: Transmit Failed, Error Code 1231


The error message suggests a problem with the current IP configurations, network settings, or with TCP/IP. It may also indicate that the TCP/IP stack needs to be reset.


Try this procedure:

  • Go to the Start Menu, type cmd and right click or (Ctrl + Shift and hit Enter), and select "Run As Administrator"
  • Type the following commands, each followed by pressing enter. Do each in the same order as below.
    • ipconfig /flushdns
    • nbtstat -R
    • nbtstat -RR
    • netsh int reset all
    • netsh int ip reset
    • netsh winsock reset
  • Reboot the server.

If this does not fix the issue, please contact Datto Technical Support for further assistance.

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