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Before you do this make sure you have created another user in the wheel group.
# adduser testuser (adds the user)
# passwd myuser (sets the new user's password)
# usermod -G wheel testuser (adds the new user to the wheel group)
To disable root login through ssh, edit the following file:
# /etc/ssh/sshd_config
browse to the following line:
PermitRootLogin yes
and change to:
PermitRootLogin no
Save the file and restart ssh.
# /etc/init.d/ssh restart
If you are ssh'd into the server with root when this is done, your connection will fail on the restart of ssh. Therefore, it is suggested to perform this maintenance through your IPMI console.
To add a user to the wheel group, run the following commands from the root shell:
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