On Mon, Jul 13, 2009 at 12:34:00PM -0500, Noel Jones wrote:
> Jaime Kikpole wrote:
>> I just migrated most users from one server to another one. However, a
>> few things still need to work on the first server. One of them is a
>> web-based program named Request Tracker (RT).
>> When RT sends an email to me, it is coming from
>> r...@atlas.cairodurham.org. I am trying to make that say
>> r...@cns.cairodurham.org, instead.
>> The reverse DNS lookup is atlas, but there is also a CNAME for cns.
>> The original email coming out of RT says "From: "Enoch Root via RT"
>> <r...@cns.cairodurham.org>". However, it seems to be rewrtiten as
>> "From: "Enoch Root via RT" <r...@atlas.cairodurham.org>" by the time it
>> arrives in my inbox.
>
> Don't use a CNAME in a mail address.
Sendmail often rewrites these. Postfix typically leaves CNAME domains
alone. The OP should avoid these, but otherwise, should find out *where*
along the delivery path the CNAME is replaced with the underlying name.
--
Viktor.
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