Reversing SSH HTTP tunnel

Laurence Rowe l at
Wed Jun 8 23:51:45 CEST 2011

On 8 June 2011 16:53, Samuel ROZE <samuel.roze at> wrote:
> 2011/6/8 Christian Albrecht <christian.albrecht at>:
>>> $ htc --forward-port 8001
>>> $ ssh root at localhost -p 8001
>>> ssh_exchange_identification: Connection closed by remote host
>> It looks like a tcpwrapper (/etc/hosts.allow, /etc/hosts.deny) issue. Do you
>> have enabled localhost for using sshd?
>> Try to add a line like in /etc/hosts.allow
>> sshd: allow
> It can't be that because when I connect my HTTPTunnel Client directly
> on my tunnel server, it works! But, it doesn't works when the client
> requests pass by Varnish... Any other idea?

You will want to at least return (pipe); to forward ssh connections. I
really have no idea how Varnish will cope with that sort of traffic or
whether you'll have to up the timeouts to a ridiculous degree (and
perhaps cause stability problems elsewhere).


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