screen command - multiple ssh session manager

screen is a multiple ssh session manager.

To install it on Fedora: as root yum install screen
To create a new session: screen -S <session_name>
To list all active sessions: screen -ls
To connect to an active session: screen -r <session_name>
To deattach an active session Ctrl+a then d
To exit an active session Ctrl+a then K or simply exit

All command are case sensitive