Postfix邮件系统常用检查命令

# telnet localhost 25

Trying 127.0.0.1…

Connected to localhost.localdomain (127.0.0.1).

Escape character is ‘^]’.

220 mail.extmail.org ESMTP Postfix – by extmail.org

mail from:user1@yaukb.com     –>输入内容

250 2.1.0 Ok

rcpt to:user2@yaukb.com     –> 输入内容

250 2.1.5 Ok

This is test mail     –> 输入邮件内容

.   —>退出

250 2.0.0 Ok: queued as BC24E85260

quit

221 2.0.0 Bye

Connection closed by foreign host.

#tail -f /var/log/maillog

#mailq

#postqueue -p

postfix flush

#删除某一天邮件

#postsuper -d ID号

#删除所有发送不成功的邮件

#postsuper -d ALL

刪除所有正在deferred队列(/var/spool/postfix/deferred：曾经发送失败的邮件)中的邮件

#postsuper -d ALL deferred

刪掉三天以前无法发出的邮件

#find /var/spool/postfix/deferred -type f -mtime +3 -exec rm -f {} ;