[ubuntu-in] SSH Forwarding how to?

[Udhay Shankar N]

On Mon, Mar 24, 2008 at 6:19 PM, Ravi Kumar <ra21vi at gmail.com> wrote:

> Hi friends,
> I have a server which cannot be accessed through Internet. Now, I want to
> expose a service to internet, but in secure way. So I choose SSH Port
> forwarding...
> The scenario is:
>
> Server A host a service i.e CVS on port 2401 (default_)
>  Server B has SSH service running.
>
> Both A and B are in local network.
>
> Now computer C from far world needs access to that service on A, so I want
> to tunnel the communication between B and C for A-C communication.
>
> Something such as : [A : cvs] <------------------> [B : sshd] <-----------
> tunnel ----------------------------->[C]
>
> Please guide me how can I enable ssh tunneling in such, I read many online
> documents, but could not get the grip over the theory,
>  Also, for C i would like B as transparent. that is same port 2401 on B
> would be forwareded to A:2401

SSH has a built-in option for a SOCKS proxy, which may be what you're
looking for. See http://www.plenz.com/tunnel-everything for details on
this and other options for tunneling traffic over SSH.

Udhay
-- 
((Udhay Shankar N)) ((udhay @ pobox.com)) ((www.digeratus.com))