Could you be connected behind a proxy?  Some company routing rules will
automatically forward all port-80 requests to a proxy box.

-acp

On Tue, May 20, 2008 at 01:57:20PM +0200, GVG GVG wrote:
quoted text
> On Tue, May 20, 2008 at 11:25 AM, Floor Terra <floort@gmail.com> wrote:
>
> > Hi,
> >
> > On Tue, 20 May 2008, GVG GVG wrote:
> >
> >  Dear Group,
> >>
> >> when I try to remotely ssh connect to a OpenBSD 4.3 box via port 80 I
get:
quoted text
> >>
> >> ssh_exchange_identification: Connection closed by remote host
> >>
> >>  Are you sure you are not trying to connect to httpd?
> >
> > -bash-3.2$ ssh -p 80 -v brobding.mine.nu
> > OpenSSH_4.6, OpenSSL 0.9.7j 04 May 2006
> > debug1: Reading configuration data /etc/ssh/ssh_config
> > debug1: Connecting to brobding.mine.nu [62.194.34.244] port 80.
> > debug1: Connection established.
> > debug1: identity file /home/floort/.ssh/identity type -1
> > debug1: identity file /home/floort/.ssh/id_rsa type -1
> > debug1: identity file /home/floort/.ssh/id_dsa type -1
> > ssh_exchange_identification: Connection closed by remote host
> >
> > This is a connection to my own httpd.
> >
> >  Please note, that the same box allows me to use port 443
> >> and both ports (80 and 443) are registered in the sshd_config file.
> >>
> >>  Have you restarted sshd?
> >
> > Floor
> >
> >
> Thanks for your reply!
>
> Apache  doesn't run nor any other httpd service. And yes, when defining
port
quoted text
> 80 in the sshd_config file I did re-start the whole box! Also when I go via
> a browser to my server it displays:
>
> SSH-2.0-OpenSSH_4.8
> Protocol mismatch.
>
> is that due to the port 80 I defined in the sshd_config file? Does
> this make sense?
>
> Thanks for your attention
>
> George

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