mouss qpeqrnetoyennet hanspeter kunz wrote fri 20080222 0735 0500 jorey bump wrote hanspeter kunz wrote 02222008 0712 im trying rewrite received headers sasl authenticated senders order avoid mails classified spam sending dynamic ip experience unnecessary long servers ip blacklisted external sites wont block mail users dynamic ips thats correct problem delivery local users server classifying spam ways avoid example users submit mail via port 587 requires authentication filtered way filtered skip spam filtering port 587 dont skip virus filtering submission content_filterscan12700110586 filter 10586 virus filtering spamassasssin treat mails differently thu 07 aug 2008 202528 0100 header_checks handled differently emails one recipient