Trackback spammers have recently been flooding blogs with spam, often with hundreds per day. Although MT’s Spam Lookup plugin junks most of the spam, the flood of trackbacks can put a strain on server resources. To take a look at the amount of trackback spam you may be getting, click on “Trackbacks” from your main blog menu, then select “Junk Trackbacks”.
Listed here are some defensive measures you can take.
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