Re: [Exim] error:dropped: too many unrecognized commands

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Author: Philip Hazel
Date:  
To: Margrit Lottmann
CC: exim-users
Subject: Re: [Exim] error:dropped: too many unrecognized commands
On Fri, 2 Aug 2002, Margrit Lottmann wrote:

> 2002-08-01 17:25:08 SMTP call from hauptpostamt.charite.de
> [193.175.66.220] dropped: too many unrecognized commands


It means exactly what it says. In order to stop certain kinds of attack,
Exim drops a connection after more than 5 unrecognized commands.

> nevertheless the message was delivered to the receiver, but the sender
> host repeats the delivery because there wasn't a regular end of the
> connection


I don't understand that. Unless Exim received the message *before* the
unrecognized commands, in which case the sender shouldn't repeat it.




--
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.