Re: What is this all about?

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Autor: Philip Hazel
Fecha:  
A: Neal Becker
Cc: exim-users
Asunto: Re: What is this all about?
On Tue, 25 Mar 1997, Neal Becker wrote:

> Recently observed with exim-1.61. What is this about?
>
> 13:47:55 0w9bG9-00030c-00 return-path gyang@??? rewritten as gyang@??? using From


My guess is that:

(1) You have set the "sender_verify_fixup" option set.
(2) A message came in with a return path of gyang@???.
(3) The DNS lookup of worldnet.att.net timed out.
(4) Exim tried a fixup by looking up the address in the From: line.
(5) This time the DNS lookup of worldnet.att.net did not time out.
(6) Exim isn't clever enough to notice that the two addresses are the same.

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