[原创]退信纪录解析

joefee

各位大侠.小弟公司的主机一直对某公司主机发送失败<br>
得到的讯息如下,可否帮小第一下错误的原因为何?谢谢!!<br>
apple@aaa.com ==> hellen@bbb.com<br>
<br>
12:10 08:37 SMTP-(2342002b018272cf) [x] looking up bbb.com in HOSTS and MX<br>
12:10 08:37 SMTP-(2342002b018272cf) Info - Adding bbb.com to DNS cache - TTL = 3600 <br>
12:10 08:37 SMTP-(2342002b018272cf) Inbound X-IMail-Rule: F~@aaa.com:main Data- @aaa.com><br>
12:10 08:37 SMTP-(2342002b018272cf) ldeliver aaa.com apple-main (1) apple@aaa.com 1696<br>
12:10 08:37 SMTP-(2342002b018272cf) Trying bbb.com (0)<br>
12:10 08:37 SMTP-(2342002b018272cf) [x] Connecting socket to service <SMTP> on host <bbb.com> using protocol <tcp><br>
12:10 08:37 SMTP-(2342002b018272cf) [x] using source IP for aaa.com [xxx.xxx.xx.xx]<br>
12:10 08:37 SMTP-(2342002b018272cf) Info - Found bbb.com in DNS Cache <br>
12:10 08:37 SMTP-(2342002b018272cf) Connect bbb.com [xx.xx.xxx.xx:25] (1)<br>
12:10 08:37 SMTP-(2342002b018272cf) 220 ESMTP on WinWebMail [3.7.0.5] ready. <a target=_blank href=http://www.winwebmail.com>http://www.winwebmail.com</a><br>
12:10 08:37 SMTP-(2342002b018272cf) >EHLO aaa.com<br>
12:10 08:37 SMTP-(2342002b018272cf) 250-SIZE<br>
12:10 08:37 SMTP-(2342002b018272cf) 250 AUTH LOGIN<br>
12:10 08:37 SMTP-(2342002b018272cf) >MAIL FROM:<apple@aaa.com><br>
12:10 08:37 SMTP-(2342002b018272cf) 250 OK<br>
12:10 08:37 SMTP-(2342002b018272cf) >RCPT To:<hellen@bbb.com><br>
12:10 08:37 SMTP-(2342002b018272cf) 250 OK, recipient accepted<br>
12:10 08:37 SMTP-(2342002b018272cf) >DATA<br>
12:10 08:37 SMTP-(2342002b018272cf) 354 Send checkpointed message, ending in CRLF.CRLF<br>
12:10 08:37 SMTP-(2342002b018272cf) >.<br>
12:10 08:37 SMTP-(2342002b018272cf) 554 closing open relay.<br>
12:10 08:37 SMTP-(2342002b018272cf) ERR undeliverable 554 closing open relay.<br>
12:10 08:37 SMTP-(2342002b018272cf) SMTP_DELIV_FAILED<br>
12:10 08:37 SMTP-(2342002b018272cf) >QUIT