Set up a new server to allow root user login

Here's how to do it:

1. Log in as ubuntu user

2. Run sudo passwd root 

Ask for password and confirm password

3.sudo vi /etc/ssh/sshd_config modify ssh configuration

Find #PermitRootLogin prohibit-password

Change to PermitRootLogin yes

press esc

:wq!Save and exit

4. Restart the ssh service

sudo service ssh restart
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