Hi Everybody,
i find a abnormal log in maillog file for postfix. a user can send email , non ip address and non from username present in the log. how can i reslove that ? [root@mail ~]# less /var/log/maillog |grep 608D536DA9C |more May 3 18:10:57 mail postfix/pickup[23046]: 608D536DA9C: uid=1000 from= May 3 18:10:57 mail postfix/cleanup[6315]: 608D536DA9C: message-id= May 3 18:10:57 mail postfix/qmgr[4702]: 608D536DA9C: from=, size=2914, nrcpt=2 (queue active) May 3 18:10:58 mail postfix/smtp[24014]: 608D536DA9C: host mail.zhaopinmail.com[59.151.29.147] refused to talk to me: 554 m147.rela y.zhaopin.com May 3 18:10:58 mail postfix/smtp[24014]: 608D536DA9C: host mail.zhaopinmail.com[59.151.29.146] refused to talk to me: 554 m146.rela y.zhaopin.com -- Best Cheer (XiaMen) Stone Works CO.,LTP. Phone: 0592-7221600
