OSEC

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Re: "too many errors after RSET" with Outlook

From: Wietse Venema (wietseporcupine.org)
Date: Mon Sep 24 2007 - 21:23:47 CDT


Rick Kunkel:
>
> Well, perhaps the observations are flawed. I will try and get more of the
> SMTP conversation through debugging... Unfortunately, due to the sporadic
> nature of their mass mailings, real-life testing is infrequent without a
> list of test addresses, which is an approaching step...
>
> Currently, this is the info that I have... Here are some log entries.
> Perhaps someone can tell me what's happening here... Is Outlook
> connecting, the starting up something, and then doing an RSET? Has anyone
> seen this behavior?

RSET commands count towards the per-session error limit IF AND ONLY
IF the client sent $junk_command_limit RSETs without completing a
mail transaction.

> Above, he just reconnected, and the process starts all over, repeating
> every 120 of those queue number lines...

Sounds like a badly screwed up client, or perhaps a badly
screwed up firewall.

Try debug_peer-List logging, as described in
http://www.postfix.org/DEBUG_README.html

        Wietse