Author: john lewis Date: To: hampshire Subject: Re: [Hampshire] unable to connect from one system to another using
ssh
On Tue, 16 Feb 2010 12:43:01 +0000
Stephen Rowles <stephen@???> wrote:
> On 02/16/2010 12:05 PM, john lewis wrote:
> > I know want to run unison on landing to synchronise the geneweb
> > directory on landing with a geneweb directory on benden and for
> > this I need to be able to setup ssh on landing to allow "ssh benden"
> >
> > But I get an error message
> > ssh: connect to host benden port 22: Connection timed out
> >
>
> Some simple diagnostics to get further with this problem.
>
> First is to isolate the source of the problem, whether it is SSH, or
> simply the network / DNS.
>
> Try using telnet to connect to the port instead, for example, if I
> connect to my local machine on port 22, I get the following, which
> clearly shows that OpenSSH is running.
>
> ]$ telnet localhost 22
> Trying 127.0.0.1...
> Connected to localhost.
> Escape character is '^]'.
> SSH-2.0-OpenSSH_5.2
> ^]
> telnet> close
> Connection closed.
>
> However if I try and connect to a port with nothing running I get:
>
> ]$ telnet localhost 1234
> Trying 127.0.0.1...
> telnet: connect to address 127.0.0.1: Connection refused
>
> As well as doing this, you can check the IP address that is returned,
> it may be that you are not resolving the right IP address for the
> machine.
>
> Those are good starting points
I don't have telnet installed on any of my systems but I can 'ping
benden' from landing with no problems.
