Dave Sparro wrote:
> I'm in a situation where my network may start playing some NAT tricks
> on me and my outbound mail filters could end up using HELO names that
> don't match the name on the IP they are using for SMTP connections.
>
> Dose anybody know if I'm going have any deliverablility problems due
> to a mismatch between the HELO string and the reverse DNS on the IP
> that is making the connection?
>
Very common to have such issues...

Simple trick for Exchange users... set the HELO/EHLO in the outbound
SMTP connector to be the same as the rDNS and watch most of the problems
dissolve into history...

-- 
Michelle Sullivan
http://www.mhix.org/


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