Re: [EXIM] domain names

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Author: Philip Hazel
Date:  
To: John Horne
CC: exim-users
Subject: Re: [EXIM] domain names
On Fri, 9 Jan 1998, John Horne wrote:

> Exim seems to accept recipient addresses of the form 'user@domain' where
> domain is just a single name (e.g. I tried it with "cs_fs33" and it worked).
> We don't do recipient verification, but have a catch-all relay address for
> any domains we don't know about. The relay rejects the messages with unknown
> domain. Shouldn't Exim check that there are two parts (at least) to the
> domain name in its syntax checks?


No. Lots of places use single-name abbreviations. All the experts tell
you this is Bad Practice and Not Recommended and Not Guaranteed and all
sorts of horrors, but 99.9% of the time it does what you the users want.
I know that many of our own users use the single names of departments,
omitting the ".cam.ac.uk" and expect them to work.

Of course, I could provide an option....

-- 
Philip Hazel                   University Computing Service,
ph10@???             New Museums Site, Cambridge CB2 3QG,
P.Hazel@???          England.  Phone: +44 1223 334714



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