Useful tool for system administration

To share information with others in real time ,screen has option to let multiple session share the same information.

Screen works by creating multiple window under one same parent shell each running its own shell.

Equivalent to opening several terminals in a graphical environment.

screen also helpful when there is one shell available …eg : single user mode.

screen [command] – create a window with in a shell.

screen -r [id]          – resume to the detached screen

screen -dr                – disconnect remote screen and connect localiy

screen -x                 -connect to running screen to share session

By standing in particular screen

ctrl a and d          – will detach from the screen

ctrl D                  – terminate from the screen.