Auteur: W B Hacker Datum: Aan: exim users Onderwerp: Re: [exim] blocked using Barracuda Reputation
Graeme Fowler wrote: > On Fri, 2010-10-22 at 12:13 +0100, Terry wrote:
>> Must be a configuration error some where just not sure if it is the clients end our mail server or the Barracuda system
>
> That's someone using a Barracuda appliance with header inspection turned
> on. It iterates over all the Received: headers and matches all IP
> addresses against the BRBL.
>
> You (well, your customer) has a number of options:
>
> 1. Contact the remote site and get them to turn off that feature;
> 2. Get the offending address removed from the BRBL after dealing with
> the issues which got it there;
> 3. Mask that IP address in the outgoing Received: headers (not
> recommended).
>
> Graeme
>
>
w/r '3.'
Masking, altering or stripping of prior 'Received' (or other) headers is indeed
an RFC no-no, and removing them outright on all traversals certainly BFBI, if
far less work.