Re: Unable to ssh to Debian 9 from 9 or 11

[Roger Price <debian@rogerprice.org>]

On Sat, 15 Jul 2023, tomas@tuxteam.de wrote:

> @Roger: what does "sudo ss -antp" (or "netstat -antp") say? Is sshd
> listening on 0.0.0.0:22? Then it's firewall, otherwise (not very
> probable,but hey) it's sshd config.

Here is netstat -antp on one of the Debian 9 machines where I am currently 
logged in locally as root via ssh.

 Active Internet connections (servers and established)
 Proto Recv-Q Send-Q Local Address    Foreign Address   State       PID/Program name
 tcp        0      0 0.0.0.0:22       0.0.0.0:*         LISTEN      521/sshd
 tcp        0      0 127.0.0.1:631    0.0.0.0:*         LISTEN      4578/cupsd
 tcp        0      0 127.0.0.1:22     127.0.0.1:50124   ESTABLISHED 2905/sshd: root@pts
 tcp        0      0 127.0.0.1:50124  127.0.0.1:22      ESTABLISHED 2903/ssh

Roger