邮件为什么被删除了？
Wed 2004-04-21 09:59:35: [692:7431] Accepting POP connection from [221.6.112.**]
Wed 2004-04-21 09:59:35: [692:7431] +OK *****.com.cn POP MDaemon 6.0.7 ready
Wed 2004-04-21 09:59:35: [692:7431] USER sunyi
Wed 2004-04-21 09:59:35: [692:7431] +OK sunyi... Recipient ok
Wed 2004-04-21 09:59:35: [692:7431] PASS ******
Wed 2004-04-21 09:59:35: [692:7431] +OK sunyi@*****.com.cn's mailbox has 1 total messages (536861 octets).
Wed 2004-04-21 09:59:35: [692:7431] STAT
Wed 2004-04-21 09:59:35: [692:7431] +OK 1 536861
Wed 2004-04-21 09:59:35: [692:7431] UIDL
Wed 2004-04-21 09:59:35: [692:7431] Sending UIDL response (not logged)...
Wed 2004-04-21 09:59:35: [692:7431] RETR 1
Wed 2004-04-21 09:59:35: [692:7431] Sending to [221.6.112.**]
Wed 2004-04-21 09:59:36: [692:7431] Transfer Complete.
Wed 2004-04-21 09:59:36: [692:7431] DELE 1
Wed 2004-04-21 09:59:36: [692:7431] +OK message 1 deleted
Wed 2004-04-21 09:59:36: [692:7431] QUIT
Wed 2004-04-21 09:59:36: [692:7431] +OK sunyi@*****.com.cn mmiwuxi.com.cn POP Server signing off (mailbox empty)
Wed 2004-04-21 09:59:36: [692:7431] POP session complete, 536866 bytes transferred!
最近公司里面很多人反映收不到其他公司发过来的mail,我看了一下POP的log，发现很多的mail记录被删除，就像这样的纪录
Wed 2004-04-21 09:59:36: [692:7431] DELE 1
Wed 2004-04-21 09:59:36: [692:7431] +OK message 1 deleted
不知道大家知道是什么原因么？
