Any Way to filter backscatter?

Lance Haig lhaig at
Fri Jan 25 22:58:24 GMT 2008

Just found out I am running a very old version of ms 4.59.4

I might just need to upgrade


Julian Field wrote:
> Alex Neuman wrote:
>> Implement milter-null and/or MailScanner's built-in functionality. The 
>> milter-null solution works with sendmail (don't know about your 
>> particular setup) and blocks at the MTA level (which saves you some 
>> resources),
> Milter-null works very well, and should work with recent Postfixes too, 
> as they have support for sendmail's milters. Definitely the 
> lightest-weight solution.
>> the built-in MailScanner function does the same at the expense of 
>> having to receive the message first.
> which can be quite expensive if you have a lot of them coming in. 
> Personally I use the MailScanner function (well I would, wouldn't I? :-) 
> but I used to get perfectly good results from using milter-null. It 
> worked a treat.
>> On Jan 25, 2008, at 9:41 AM, Lance Haig wrote:
>>> One of my users has a problem where he has been made the from address in
>>> a spam campaign.
>>> he is now getting loads of could not deliver messages. is there  way to
>>> filter these out?
>>> Thanks guys
>>> Lance
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> Jules

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