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Date:      Fri, 12 Jan 2001 13:07:08 GMT
From:      Cliff Sarginson <cliff@raggedclown.net>
To:        Steve <vandena@ispchannel.com>, David Schultz <vvortex1@home.com>, freebsd-questions@FreeBSD.ORG
Subject:   Re: ssh inop - UPDATE...problem solved.
Message-ID:  <E14H3vA-000H9F-00@post.mail.nl.demon.net>

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hello
This is interesting information, I am having terrible problems with
ssh, I get it all working for a few hours, then I get access denied, or
complaints about protocols or no answers at all.

Will have a look at this again .. 

Cliff

> Just a quick update for everyone...
> 
> For S&G's, I decided to install OpenSSH from the ports.. Viola!  
> Everything works extremely well.  I have no idea what was causing the
> problems with using ssh, but everything appears to be working normally at 
> this time.  David Schultz, thanks for your help.
> 
> I'd be interested to hear if anyone else has had problems between Openssh
> and ssh.  (I'd also like to know how much (if any) of a difference there
> is between the two.)
> 
> On Wed, 10 Jan 2001, David Schultz wrote:
> 
> > > Running FBSD 4.2-RELEASE with ipfw and natd.  Installed ssh without any
> > > problems.  Tried to access my FBSD machine from any system on either side
> > > of the firewall and was unable to connect...timeout error.  I specified my
> > > IP address on each side of the firewall in /etc/ssh/sshd_config.  Still
> > > unable to log in via ssh (timeout error).  Looked in /var/log/messages and
> > > found the following error:
> > >
> > > sshd[260]: error: Bind to port 22 on :: failed: Address already in use.
> > > sshd[260]: error: Bind to port 22 on 0.0.0.0 failed: Address already in
> > > use.
> > > sshd[260]: fatal: Cannot bind all addresses.
> > 
> > It somehow seems wrong that sshd would be trying to listen on 0.0.0.0. I
> > suspect that (a) you specified an invalid ListenAddress in sshd_config or
> > (b) you uncommented the "#ListenAddress 0.0.0.0" and "#ListenAddress ::"
> > examples in the file without actually changing the addresses. (The latter is
> > just a null IPv6 address.) It's usually best to leave it on the default
> > setting (i.e. comment out ListenAddress), which is to listen on all local
> > interfaces. OpenSSH has created a very secure daemon, and I doubt there is
> > any justifiable security concern to warrant blocking logins from certain
> > interfaces.
> > 
> > If you've still got trouble, see if "ps -ax |grep sshd" turns up anything.
> > If so, try to connect to the box locally. You could also try disabling the
> > firewall temporarily, but I doubt that it is to blame. Just make sure you
> > actually are loading a ruleset--- unless you changed it in the kernel
> > configuration, the default is to deny everything.
> > 
> > 
> 
> 
> 
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