Re: Can't connect to workstation using ssh from a remote machine

[Gary Dale <gary@extremeground.com>]

On 2021-01-13 20:20, Dan Ritter wrote:
> Gary Dale wrote:
> > On 2021-01-13 15:48, Dan Ritter wrote:
> > > >From server:
> > > $ ping -c3 workstation
> > > $ telnet workstation 22
> > >
> > > -dsr-
> > I can get to the server from workstation using ssh. I just can't do it in
> > the other direction. On server, I can ping workstation but:
> > $ telnet workstation  22
> > Trying 192.168.1.20...
> > telnet: Unable to connect to remote host: Connection timed out
> Options:
>
> . workstation is not running sshd
>      ps auwx|grep ssh
It's running
> . workstation is not running sshd on port 22
>      ss -tlnp|grep 22
On port 22
>      
> . workstation's DNS is wrong/ that's not the right IP
> . firewall or other packet filtering on one or the other or in
>    between
>
> -dsr-
The name resolution is correct. Server has a static IP while Workstation 
has a DHCP reservation - just redid it a week ago after installing a new 
MB. There are are two network switches between them (the router that 
handles dhcp is plugged into one of the switches as well).