标题: MDAEMON 10突然出现451 is invalid or DNS says ... [打印本页] 作者: ddt2000 时间: 2017-2-4 13:19 标题: MDAEMON 10突然出现451 is invalid or DNS says ... 以前都用的好好的，今天突然发信提示：错误信息：451 <BF-20170115GEDQ> is invalid or DNS says does not exist，BF-20170115GEDQ是我使用的客户机名字
日志里的信息如下：
Sat 2017-02-04 13:14:32: Session 42; child 1; thread 2604
Sat 2017-02-04 13:14:32: Accepting SMTP connection from [XXX.XXX.XXX.XXX:51266]
Sat 2017-02-04 13:14:32: --> 220 XXXXXXXX.net ESMTP MDaemon 10.1.1; Sat, 04 Feb 2017 13:14:32 +0800
Sat 2017-02-04 13:14:32: <-- EHLO BF-20170115GEDQ
Sat 2017-02-04 13:14:32: Performing IP lookup (BF-20170115GEDQ)
Sat 2017-02-04 13:14:32: * Error: * 名称服务器报告未知的域名
Sat 2017-02-04 13:14:32: ---- End IP lookup results
Sat 2017-02-04 13:14:32: --> 451 <BF-20170115GEDQ> is invalid or DNS says does not exist
Sat 2017-02-04 13:14:32: SMTP session terminated (Bytes in/out: 22/131)