On Mon, 30 Mar 2015, grhoderick wrote:

After months of back and forth with the web host, their recommendation has
been to add rules and do more intensive SA learning. But the way I
understand it, no amount of tweaking symbolic test scores or adding rules
can make up for not running the tests to begin with. Without having root
access to the SA install, can I even influence which tests are applied?

Example of the difference in output:
http://pastebin.com/ph6wZw2R

I assume that's for a spam?

Two big things jump out:

0.0 URIBL_BLOCKED

This means that your ISP's URIBL queries are exceeding the free-access limits of the URIBL provider. They should set up a separate dedicated caching recursing nameserver for their mail system so that their URIBL traffic is not aggregated with other URIBL traffic using their main name servers. However, as they are an ISP, this by itself may not be enough to drop their query traffic below the free-access threshold. They may need to contact the URIBL provider and set up a paid feed for UDIBL data.

-1.9 BAYES_00

If this is the score for an obvious spam, then this stongly suggests mistraining, or autolearn that has run off the rails.

How is bayes being trained? Has the ISP provided you with any way to train obviously misclassified messages? If they don't give you any way to train then they have taken that burden upon themselves, and are not doing it effectively. They probably need to wipe their database and start over from scratch.


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