Setup xwin on Windows for Linux Desktop

Configure the SSH terminal like shown on the image.

Now you should have Cygwin installed on your

Windows Machine.

Now Run the below command,

Xwin -clipboard -multiwindow

and on SSH Terminal you can run firefox or any application which will be shown on Windows Machine.

Post a Message to all users - Ubuntu

Using Wall

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echo 'Add the Message here' > test.txt

wall < test.txt

Now its been broad casted to all the users who are using the Server