"Russell J. Lahti" <[log in to unmask]> writes:
> No email clients or servers should be providing HELO/EHLO
> as the MSU mail server IPs though. I see quite a bit of
> spam landing in my MSU inbox matching this criteria.
>
> Ex: Received: from [222.93.135.6] (helo=35.9.75.114) by
> sys14.mail.msu.edu with smtp
>
> Filtering off of this is a pretty standard practice, and
> shouldn't cause any problems. Did you run into problems
> with these rules?
Sadly, Yes.
Also, upon closer inspection of the RFC, it appears as though even as
the RFC dictates how a client identify itself via the HELO, it also
states that the server should not reject based on the client's
response. I just mention this as an aside.
./muk
--
m. kolb <[log in to unmask]>
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