On Thu, Feb 03, 2000 at 09:54:07AM -0800, Rich Quinn wrote:
> Hi,
> 
> I am trying to set up ip tunnelling from a machine behind my firewall to a 
> destination address outside my firewall.
> 
> I got ssh1 and ssh2 running on my sparc 2.7 box.

Your sparc box is the one you're tunneling from (the local box), right?

> I can do IP tunnelling via ssh2 by typing this command on the firewall:
>               ssh2 -L 5555:destination.ip.address:23   destination.ip.address
> 
> Then, from a node behind the firewall I'd type this command:
>               telnet firewall.ip.address 5555
> 
> This, of course, forwards my request to port 23 of the 
> destination IP address and gets me a login prompt at the 
> destination while also ensuring that I am protected via ssh.

So, you're firewall admin isn't particular on what goes outbound :)

> When I try to do this with ssh1, I get a connection refused.

Sounds like sshd1 isn't listening on the other end, but sshd2 is.

> I am certain that this is due to the fact that ssh1 is compiled with tcp
> wrappers.

Could be, but you need to have both daemons (sshd1 and sshd2) on the remote
box. Where are you running the wrappers?

> My /etc/hosts.allow file contains this entry:
>               ALL: node.behind.firewall
> 
> This should allow any type of connection from my node behind the firewall
> shouldn't it?

It should.

> I looked at my ssh_config and sshd_config file and am not 
> sure if I need to adjust one of those files or if I need 
> to put a different entry in my /etc/hosts.allow file in 
> order to allow my connection from my machine behind the 
> firewall to my destination ip address.

Let me know. I'm not sure if I'm understanding you correctly: you have
ssh1 and ssh2 on the local host, but I don't know what you have on the
remote host.

-Anne
-- 
Anne Carasik
Email: [EMAIL PROTECTED]
SSH Communications Security, Inc.
Senior Technical Support Engineer
"Any two consenting adults can rub two primes
together to create a public keypair" - R. Thayer

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