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From: prj@po.cwru.edu (Paul Jarc)
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Subject: Re: `user-mail-address' for message-ids
Date: 23 Feb 2001 16:47:03 -0500
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In-Reply-To: <vafsnl5yt8v.fsf@lucy.cs.uni-dortmund.de> (Kai.Grossjohann@CS.Uni-Dortmund.DE's message of "23 Feb 2001 22:38:56 +0100")
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Kai.Grossjohann@CS.Uni-Dortmund.DE (Kai Gro=DFjohann) writes:
> [[ Paul wants to know why one would want to frob the message id. ]]

The domain part, in particular.

> Many MUAs put the message id of all received messages into the
> References header.  So if I put the token `xyzzy' into the message id
> of messages regarding the foo project, then I can recognize incoming
> messages regarding foo.
>=20
> Very useful for mail splitting.

Hm, yeah, I guess it would be.  But it should be done prior to the "@"
in order to preserve uniqueness.  Host foo.bar.baz doesn't know
offhand whether there exists a host xyzzy.foo.bar.baz.


paul