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Date:      Sat, 11 Jun 2005 00:17:20 +0400
From:      Boris Samorodov <bsam@ipt.ru>
To:        freebsd-security@FreeBSD.org
Subject:   [Kerberos] Error at Handbook?
Message-ID:  <22142911@srv.sem.ipt.ru>

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Hi!


I'm quite new to the list, but searching the archive and PRs didn't
show me anything on the matter.

According to FreeBSD Handbook (14.8.2 Setting up a Heimdal KDC) one
should config DNS server by adding:
-----
_kerberos           IN  TXT     EXAMPLE.ORG.
-----

This doesn't work. DNS servers returns: text = "EXAMPLE.ORG.".
This is right, because RFC 1035 allows up to 16 character strings at
this field (assuming that noting should be prepended to the field if
it doesn't end with a point).

Thus I've got at KDC log:
-----
2005-06-10T23:57:07 Server not found in database: krbtgt/EXAMPLE.ORG.@EXAMPLE.ORG: No such entry in the database
----
(lookat the point before '@').

Everythig is fine when changing DNS TXT record to "EXAMPLE.ORG"
(without a dot at the end).

I'm going to file a DOC/PR, but what security guru can say on the
matter? Am I missing smth? I'm far away from thinking that I'm the
only user who is using the Handbook to configure kerberos on FreeBSD...

PS.
KDC host: FreeBSD 5.3-STABLE
Server:   FreeBSD 6.0-CURRENT
Client:   FreeBSD 5.4-RELEASE-p1


WBR
-- 
bsam



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