Re: SSH server behind a firewall
From: Bogo@b.comDate: 03/12/02
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From: Bogo@b.com Date: Tue, 12 Mar 2002 22:05:01 GMT
I will, come May, have no physical access to the machine sitting
behind the firewall to open an ssh tunnel back home. I think that is
what you were talking about, and I don't think that will work.
Am I correct?
--James
On Tue, 12 Mar 2002 16:48:57 GMT, "smn" <smn@nospam.org> wrote:
>Interesting setup, but my office firewall is possibly more restrictive.
>Only port 21, 23, and 80 are allowed out. Established connections are
>allowed in. Which means at home I have sshd listen on the external
>interface on ports 22 and 23. As long as I can make an established TCP
>connection from behind the firewall to my home computer I can get back to
>the office.
>
>This is why my "tunnel" originates in the office and terminates at my home
>computer. Once that is done I can open an ssh session to the forwarded
>port on my home computer and communicate with the office computer.
>
>If only port 80 is open outbound you may be limited to something similar
>where sshd is listening at home on port 80. I don't see where you would
>have a problem if you established an ssh session from the office computer
>to home - that's *all you need* to start.
>
>- Scott
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