SPAM Prevention/Blacklists
Patrick W.Gilmore
patrick at ianai.net
Wed Mar 3 23:39:53 UTC 2004
[I know it is not spam-l, but I still am interested. :-]
On Mar 3, 2004, at 6:32 PM, Nathan Allen Stratton wrote:
> On Wed, 3 Mar 2004, Scott Call wrote:
>
>> On Wed, 3 Mar 2004, Nathan Allen Stratton wrote:
>>
>>> Have you look at graylisting, temp failing mail with a
>>> sender/receiver/IP
>>> you have not seen before?
>>
>> I don't know what the prevailing attitude is, but it seems to me
>> that 451ing unknown senders is a good way to get on the bad side of
>> sysadmins who have to deal with the backlog until your server decides
>> to
>> accept them.
>
> Well every valid to/from/ip gets thrown in mysql any new message with
> that
> same to/from/ip would never be delayed again. Also I temp fail before
> the
> DATA phase so body is not sent twice and I only temp fail for 5 min.
How's that working? Many complaints? How much spam did it kill (that
other things don't)?
Thought about changing it from to/from/ip to from/ip?
--
TTFN,
patrick
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