(sendmail|sm-(mta|msp|que))\[[0-9]+\]: alias database .* rebuilt
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: .*stat=(Refused|Deferred)
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: gethostbyaddr\(.*\) failed:
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: rejecting connections on daemon
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: DIGEST-MD5: failed .* later in exchange
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: .*reject=450 4\.7\.1 <[^>]+>... Relaying  temporarily denied. Cannot resolve PTR record for [0-9\.]+$
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: .*reject=451 4\.1\.8 Domain of sender address [^ ]+ does not resolve$
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: .*reject=550 5\.7\.1 Access denied$
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: .*reject=550 5\.7\.1 <[^>]+>... Relaying denied. Proper authentication required.$
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: .*reject=550 5\.7\.1 <[^>]+>... Relaying denied. IP name lookup failed \[[0-9\.]+\]$
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: .*reject=550 5\.7\.1 <[^>]+>... Relaying denied. IP name lookup possibly forged \[[0-9\.]+\]$
(sendmail|sm-(mta|msp|que))\[[0-9]+\]: .*reject=553 5\.1\.8 <[^>]+>... Relaying temporarily denied. Cannot resolve PTR record for [0-9\.]+$
