[31078] in Kerberos

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RE: cannot kinit to AD realm using alternative dns name

daemon@ATHENA.MIT.EDU (Mchugh, Sean)
Fri May 8 10:55:03 2009

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Date: Fri, 8 May 2009 10:55:30 -0400
Message-ID: <DDC42FE5FB7EFA489717B14AB2AAB36D04128675@ex-777-02.ggg.grey.global>
In-Reply-To: <4A043ED4.3040800@anl.gov>
From: "Mchugh, Sean" <SMchugh@grey.com>
To: "Douglas E. Engert" <deengert@anl.gov>
Cc: kerberos@mit.edu
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Douglas E. Engert [mailto:deengert@anl.gov] wrote:
>
>

[..]

> 
> Correct, Kerberos principals are case sensitive, (but Windows and DNS
> are insensitive.)
> So you realm name is GGG.LOCAL so must be upper case.
> 
> > But not with:  username@grey.com _or_ username@ggg.local ; error
message ...

thanks for the clarification.  I was under the impression that
applications use [domain_realm] mappings
to translate the RHS of the userprincipalname to ucase or map the dns
domain.  After re-reading the 
man page section I understand the purpose now.

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