關於Sendmail中mqueue置留的MAILER-DAEMON... - BBS

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不知各位前輩所架的mail server,
機器會不會因一些寄不到的位置而產生一些閒置信件置留在駐列中如:
k9IC0Vft046066 11438 Wed Oct 18 20:00 MAILER-DAEMON
8BITMIME (Deferred: Operation timed out with mail.ghaoo.com.)
<[email protected]>
k9I9u4HM042749 9686 Wed Oct 18 17:56 MAILER-DAEMON
8BITMIME (Deferred: Connection refused by lihk.com.)
<[email protected]>
k9I8YPOZ040783 11454 Wed Oct 18 16:34 MAILER-DAEMON
8BITMIME (Deferred: Operation timed out with mail.liveq.net.)
<[email protected]>
k9I7eH9P039499 61299 Wed Oct 18 15:40 MAILER-DAEMON
(Deferred: Connection refused by yahoo.cxom.tw.)
<[email protected]>
k9I5gQNH036840 6695 Wed Oct 18 13:42 MAILER-DAEMON
8BITMIME (Deferred: Operation timed out with mail.qmaill.com.)
<[email protected]>

似乎是機器欲回信給一些偽domain(如[email protected][email protected])
上的機器,
因為寄出去找不到該domain而一直卡在mqueue中,
日子久了卻發現mailq有頗多的類似信件,
是不致於影響機器的效能,
不過每隔一段時間機器就會繼續重送這些寄不到的信件,
不知有無比較理想的建議方法,能在Sendmail.cf上設定。
(譬如重送幾次過後失敗就捨棄該信)

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