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I am new to CentOS. How do I set a rule to so that any email coming from @ linkedin.com (and other abused locations), going to an application RT (setup on the system), will get rejected or dropped silently. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20110203/9bf183c3/attachment-0001.html>