如何阻止HELO是IP地址的SMTP连接请求?
本帖最后由 sandal 于 2015-12-8 10:01 编辑如何阻止HELO是IP地址的SMTP连接请求?
例如:
Mon 2015-12-07 00:16:39: Session 1730; child 1; thread 652
Mon 2015-12-07 00:16:38: Accepting SMTP connection from
Mon 2015-12-07 00:16:38: --> 220 silverp.cn Mdaemon ESMTP MAIL ready
Mon 2015-12-07 00:16:38: <-- HELO 112.91.82.122
Mon 2015-12-07 00:16:38: --> 250 silverp.com.cn Hello 112.91.82.122, pleased to meet you
Mon 2015-12-07 00:16:38: <-- MAIL FROM:<>
Mon 2015-12-07 00:16:38: --> 250 <>, Sender ok 不服不行,楼主就是有水平
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