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Date:      Sat, 29 Nov 2008 17:00:23 +0000 (UTC)
From:      "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>
To:        Frank Behrens <frank@harz.behrens.de>
Cc:        freebsd-jail@freebsd.org
Subject:   Re: Anyone interested in jail patches?
Message-ID:  <20081129165714.E61259@maildrop.int.zabbadoz.net>
In-Reply-To: <200811272118.mARLIdKH006580@post.behrens.de>
References:  <200811272118.mARLIdKH006580@post.behrens.de>

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On Thu, 27 Nov 2008, Frank Behrens wrote:

Hi,

> On the other side I still read in the patched jail(2) man page:
> "Similarly, it might be a good idea to add an address alias flag such
> that daemons listening on all IPs (INADDR_ANY) will not bind on that
> address...". Can you explain the current behaviour?

I think this question is related to your PR kern/84215.

The current situation is: jails take precendence. So if sshd is
listening on inaddr_any on the host and on inaddr_any inside a jail
the connection to an IP belonging to a jail will end up inside the
jail; any connections to IPs not beloning to jails will end up on the
base.
Obviously if you stop the jail and ssh to a former jail IP you'll end
up on the bsae system and ssh would complain about different keys
possibly while telnet or similar things won't notice.

/bz

-- 
Bjoern A. Zeeb              Stop bit received. Insert coin for new game.



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