Reverse SSH Tunnel can be used to connect office computer from home computer. Suppose you issued following command on your office computer.
root#ssh -R 2048:localhost:22
In above given statement , home computer 2048 port become open to connect office computer port no 22.
Now issue following command on home computer.
root#ssh -p 2048 localhost
root#ssh -R 2048:localhost:22
In above given statement , home computer 2048 port become open to connect office computer port no 22.
Now issue following command on home computer.
root#ssh -p 2048 localhost
This will connect remote computer through ssh.
