How to Do a Remote Shutdown for a PC on a LAN

1. 
   
   1.Type in shutdown -m \\computername, replacing "computername" with the name of the computer you wish to shutdown or the computer's IP address.
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   2.Experiment with the shutdown commands switches.

   • -r will force a restart, disabling any services or user interaction from interrupting it.
   • -c "comment" will force a comment to appear on the system being shutdown.
   • -t xx will force a timeout for "xx" seconds. For example, -t 60 would perform a shutdown after a 60-second timeout.
   • -a will abort the shutdown.
   • A full command example: shutdown -m \\myserver -r -c "This system will shutdown in 60 seconds" -t 6
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3. 
   
   3.Try another method:

   • Type shutdown -i in the run window.
   • Click the "Add" box and type the name of the computer you want to shutdown or its IP address. You can select what you want the computer to do.
   • In this mode, it's necessary to add a comment. Do so.
   • Press OK
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