Re: [exim] check_helo_slow?

Top Page
Delete this message
Reply to this message
Author: Tony Finch
Date:  
To: David
CC: exim-users
Subject: Re: [exim] check_helo_slow?
On Mon, 10 Jan 2005, David wrote:
>
> in fact it could be more simple, as if the helo is enclosed in []
> then it must be an ip literal, so it must match the ip address


That's likely to cause false positives, because of sending machines that
live behind a NATting firewall and therefore have a different idea of
their IP address than the outside world.

Tony.
--
<fanf@???> <dot@???> http://dotat.at/ ${sg{\N${sg{\
N\}{([^N]*)(.)(.)(.*)}{\$1\$3\$2\$1\$3\n\$2\$3\$4\$3\n\$3\$2\$4}}\
\N}{([^N]*)(.)(.)(.*)}{\$1\$3\$2\$1\$3\n\$2\$3\$4\$3\n\$3\$2\$4}}