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Change default ssh port number on Ubuntu


Login as the root user or as a user that can execute sudo commands.

open this file for editing...

vim /etc/ssh/sshd_config

Find the line that reads

Port 22
Change this to an different and an available port number...

Port 8000
Next reload ssh

/etc/init.d/ssh reload
You won't be kicked out of your session. But if you want to open a new connection to your server you need to specify the port number for the connection.

ssh -p8000 root@yourdomain.com

Tagged w/ #22 #port #security #ssh #ubuntulinux