sven juergensen kielnet hrikqefpomckielnetde hi list im currently considering ways deal customer spambots putting smtpips every several blacklists would appreciate input aside forcing everyone use smtpauth trails ton support im thinking rate limiting using cidrwhitelist combination regexpblacklist allowing valid sender addresses corresponding domain permitting defined range ipaddresses rejecting every mail usersyntax using nicely bypasses like 90 spam generated customers ran warn_if_reject regexp works quite well apparent false positives aside rfcignorance anything worry something else would make endeavour rather painful experience whatever way clues input appreciated best regards sven03 mit freundlichen gruessen sven juergensen fachbereich informationstechnologie kielnet gmbh gesellschaft fuer kommunikation preusserstr 19 24105 kiel telefon 0431 2219053 telefax 0431 2219005 email hrikqefpomckielnetde internet httpwwwkielnetde 25295 key fingerprint 65b6 90fc 010a 39ce dca5 336d 9c45 3b7a b02d e132 221 270 error break rules goodbye geschaeftsfuehrer eberhard schmidt hrb 4499 amtsgericht kiel fri 08 aug 2008 052241 0100 rfcignorant