On Tuesday, December 21, 2004, 2:52:35 AM, Michele Solutions wrote:
>> If you're not already, consider using the RBL
>> sbl-xbl.spamhaus.org at the MTA level.  It's quite safe and
>> rejects a lot of spam before it's even seen by SpamAssassin, etc.

> I'd have to disagree with you Jeff.
> A lot of the Irish and UK ISP netblocks end up in there as well, so you run
> a higher risk of FPs if you are not careful.

Spamhaus is one of the more conservative (careful about listing)
RBLs, but even they get some false positives.  That's why it's
important to be able to whitelist certain senders around
the RBL checks, whether RBLs are being used in the MTA or
SA.

Jeff C.
-- 
Jeff Chan
mailto:[EMAIL PROTECTED]
http://www.surbl.org/

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