Mailing List Message #6493
From: Bill Cole <>
Subject: Re: Blocking Open Relay
Date: Tue, 11 Jul 2000 15:05:22 -0400
To: SIMS Discussions <>
At 2:20 PM -0700 7/10/00, Steven Oberlechner  imposed structure on a
stream of electrons, yielding:
>I certainly appreciated this list when researching and setting up SIMS, so
>maybe this can be answered too!
>I just recently moved to SIMS 1.7, and am trying to block all open relays
>through my server. I have configured SMTP to relay for clients only, and
>have configured my range of IP addresses. The relay is blocked on the RSS
>test until it attempts the following:
>>>> RCPT TO:<""@[]>
><<< 550 <""@[]> user unknown.
>>>> RSET
><<< 250 SMTP state reset
><<< 250  sender accepted
>>>> RCPT TO:
><<< 250  will relay
>>>> DATA
><<< 354 Enter mail, end with "." on a line by itself
>>>> (message body)
><<< 250 S.0000489724 message accepted for delivery

That's odd... The tester is spitting out weird output, although I think I
recognize that particular test oddity.

Assuming that this is what I think it is, the relay problem found by this
test method is fixed in 1.8b8.

Bill Cole
MAPS L.L.C. Consulting Services Group (work) (personal)
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