You should enable RBL checks and greylisting on your mail servers. It reduces spam a lot. Also changing your public address (alias) every 6 months helps :-) On 1/16/06, James Newton, Host wrote: > Sort version: > > Is there a firewall / router that will check incoming requests on port 25 > against a list of RBLs and reject the ones that are listed? Preferably with > a message about RBLs and how to get off them. -- Chetan Bhargava Web: http://www.bhargavaz.net Blog: http://microz.blogspot.com -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist