Using SSH over Ethernet as Root Account

After the new system is installed, the rejected connection denial appears when you try to log on to the Debian Linux server as a root user. Here is the example information:

$ ssh root@192.168.120.41
ssh: connect to host 192.168.120.41 port 22: Connection refused

To enable SSH root login, perform the following steps:

Run the following command to configure the SSH server:
```
echo 'PermitRootLogin=yes'  | sudo tee -a /etc/ssh/sshd_config
```

Restart the SSH server:

sudo systemctl restart sshd

Result:

You will be able to use SSH login using the root account. The following output indicates the login is successful:

Example Output:

$ ssh root@192.168.120.41
root@192.168.120.41's password: 
Linux starfive 5.15.0-starfive #1 SMP Fri Feb 24 03:26:44 EST 2023 riscv64

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
Last login: Mon Feb 27 08:05:28 2023 from 192.168.120.130
root@starfive:~#