Screen
From KlavoWiki
screen is a Linux command that allows you to resume your SSH session should you get disconnected.
Installation
To install screen:
yum -y install screen
Start Session
No Paramaters
To start a screen session just type screen form the CLI.
screen
Name Session
screen -S name
Disconnect
To disconnect from a session
ctrl A d
Reconnect
If you get disconnected and need to resume your session screen, type:
screen -r
or
screen -r <sessionname>