一封奇怪的退信！

whs_gto

最近在测试一台md9.01服务器的时候，邮件被退信，退信内容却很奇怪！不知道能否有人解答！
Failed address: whs@mail.ksly.com.cn

--- Session Transcript ---
Wed 2006-08-23 22:20:45: Parsing Message <xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\pd90000002013.msg>
Wed 2006-08-23 22:20:45: From: whsgto@jowle.com
Wed 2006-08-23 22:20:45: To: whs@mail.ksly.com.cn
Wed 2006-08-23 22:20:45: Subject: 123
Wed 2006-08-23 22:20:45: Message-ID: <WorldClient-F200608211809.AA09240004@jowle.com>
Wed 2006-08-23 22:20:45: MX-record resolution of [mail.ksly.com.cn] in progress (DNS Server: 192.168.0.2)...
Wed 2006-08-23 22:20:46: Name server has no records of the requested type for that domain
Wed 2006-08-23 22:20:46: Attempting SMTP connection to [mail.ksly.com.cn : 25]
Wed 2006-08-23 22:20:46: A-record resolution of [mail.ksly.com.cn] in progress (DNS Server: 192.168.0.2)...
Wed 2006-08-23 22:20:46: D=mail.ksly.com.cn TTL=(180) A=[58.211.144.52]
Wed 2006-08-23 22:20:46: Attempting SMTP connection to [58.211.144.52 : 25]
Wed 2006-08-23 22:20:46: Waiting for socket connection...
Wed 2006-08-23 22:20:46: Socket connection established (192.168.0.2 : 1389 -> 58.211.144.52 : 25)
Wed 2006-08-23 22:20:46: Waiting for protocol initiation...
Wed 2006-08-23 22:20:46: <-- 220 ksly.com.cn ESMTP MDaemon 9.0.1; Wed, 23 Aug 2006 22:25:44 +0800
Wed 2006-08-23 22:20:46: --> EHLO jowle.com
Wed 2006-08-23 22:20:46: <-- 250-ksly.com.cn Hello jowle.com, pleased to meet you
Wed 2006-08-23 22:20:46: <-- 250-ETRN
Wed 2006-08-23 22:20:46: <-- 250-AUTH=LOGIN
Wed 2006-08-23 22:20:46: <-- 250-AUTH LOGIN CRAM-MD5
Wed 2006-08-23 22:20:46: <-- 250-8BITMIME
Wed 2006-08-23 22:20:46: <-- 250 SIZE 0
Wed 2006-08-23 22:20:46: --> MAIL From:<whsgto@jowle.com> SIZE=1122
Wed 2006-08-23 22:20:46: <-- 250 <whsgto@jowle.com>, Sender ok
Wed 2006-08-23 22:20:46: --> RCPT To:<whs@mail.ksly.com.cn>
Wed 2006-08-23 22:20:46: <-- 550 <whs@mail.ksly.com.cn>, Recipient unknown
--- End Transcript ---
: Message contains [1] file attachments

redif

Recipient unknown,收件人有错。!!!!!!!!!!!

jimmywang

检查收件人地址是否正确