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Tim Marino
2004-04-28, 11:03
Ok, will try what you advise tonight from the home
side.

As for trying to telnet from work, no joy, connection
refused message. That doesn't seem optimistic. There
is no obvious proxy that I can see but a config script
is executed for internet access. No telling what that
does.


--- "Roy M. Silvernail" <roy (AT) rant-central (DOT) com> wrote:
> On Wed, 2004-04-28 at 10:06, Tim Marino wrote:
> > Ok thought I'd fill you in on the latest
> developments
> > and see what further advice you may have to offer.
> >
> > I have confirmed that sshd is running and have it
> > listening on ports 22 and 443. I am planning to
> use
> > 443 from work since it appears to be available.
>
> That's the HTTPS port. Should work fine and from
> the outside, it's hard
> to tell SSH from HTTPS.
>
> > >From home using my windows machine I can
> successfully
> > connect to the linux box on either ports 22 or 443
> > when using putty and my internal IP address
> > 192.168.0.3. So it looks like sshd is set up ok.
>
> Yep, all good so far.
>
> > When I try to connect with the external ip address
> I
> > get a connection refused message. I checked the
> router
> > and I have ports 22 and 443 forwarding to the
> linux
> > IP. I ran a port scan with Gibson's Shieldsup and
> it
> > reports that ports 22 and 443 are open so I don't
> > think the ISP is blocking and I think this
> confirms
> > the router is correct.
>
> A couple of things to try. Try to SSH to your
> outside IP address from
> home. If that works, it confirms that your router
> is forwarding
> correctly. Then from your remote location, try
> doing a telnet to port
> 22 and port 443. If it connects, you'll see a SSH
> banner. I forgot to
> ask if you have to configure a proxy explicitly at
> your remote
> location. If so, it may require a different
> technique than just
> connecting through.
>
> > I currently do not have a firewall on the linux
> box
> > (bad yes but I'm having enough problems without it
> for
> > now). What else should I be checking? I think I'm
> > pretty close to solving this.
>
> Try the above. I think you *are* close.
> --
> Roy M. Silvernail is roy (AT) rant-central (DOT) com, and
> you're not
> Never Forget: It's Only 1's and 0's!
> SpamAssassin->procmail->/dev/null->bliss
> http://www.rant-central.com
>
>