邮件退信的问题

leeyongle

公司同事回复客户的邮件，结果被退信，一时看不出什么问题，来求教下
这是SMTP(OUT)的记录：
Sat 2007-12-29 09:15:22: Session 2874; child 7
Sat 2007-12-29 09:14:55: Parsing Message <d:\mdaemon\queues\remote\pd35000228221.msg>
Sat 2007-12-29 09:14:55: From: frank@jxsilk.cn
Sat 2007-12-29 09:14:55: To: kehoach_phuthinh@yahoo.co.uk
Sat 2007-12-29 09:14:55: Subject: Re: Fw: LA04F WGA R2 : adresse des sachets
Sat 2007-12-29 09:14:55: Message-ID: <[email=002101c849b8$1bab7250$6a0aa8c0@jxsilk.cn]002101c849b8$1bab7250$6a0aa8c0@jxsilk.cn[/email]>
Sat 2007-12-29 09:14:55: MX-record resolution of [yahoo.co.uk] in progress (DNS Server: 220.189.127.108)...
Sat 2007-12-29 09:14:55: *  P=020 D=yahoo.co.uk TTL=(3) MX=[mx2.mail.ukl.yahoo.com] {217.12.11.64}
Sat 2007-12-29 09:14:55: *  P=010 D=yahoo.co.uk TTL=(3) MX=[mx1.mail.ukl.yahoo.com] {195.50.106.7}
Sat 2007-12-29 09:14:55: Attempting MX: P=010 D=yahoo.co.uk TTL=(3) MX=[mx1.mail.ukl.yahoo.com] {195.50.106.7}
Sat 2007-12-29 09:14:55: Attempting SMTP connection to [195.50.106.7 : 25]
Sat 2007-12-29 09:14:55: Waiting for socket connection...
Sat 2007-12-29 09:14:56: Socket connection established (192.168.13.3 : 2838 -> 195.50.106.7 : 25)
Sat 2007-12-29 09:14:56: Waiting for protocol initiation...
Sat 2007-12-29 09:14:57: <-- 220 mta140.mail.ukl.yahoo.com ESMTP YSmtp service ready
Sat 2007-12-29 09:14:57: --> EHLO jxsilk.cn
Sat 2007-12-29 09:14:57: <-- 250-mta140.mail.ukl.yahoo.com
Sat 2007-12-29 09:14:57: <-- 250-8BITMIME
Sat 2007-12-29 09:14:57: <-- 250-SIZE 31981568
Sat 2007-12-29 09:14:57: <-- 250 PIPELINING
Sat 2007-12-29 09:14:57: --> MAIL From:<frank@jxsilk.cn> SIZE=45517
Sat 2007-12-29 09:15:08: <-- 250 sender <frank@jxsilk.cn> ok
Sat 2007-12-29 09:15:08: --> RCPT To:<kehoach_phuthinh@yahoo.co.uk>
Sat 2007-12-29 09:15:09: <-- 250 recipient <kehoach_phuthinh@yahoo.co.uk> ok
Sat 2007-12-29 09:15:09: --> DATA
Sat 2007-12-29 09:15:09: <-- 354 go ahead
Sat 2007-12-29 09:15:09: Sending <d:\mdaemon\queues\remote\pd35000228221.msg> to [195.50.106.7]
Sat 2007-12-29 09:15:14: Transfer Complete.
Sat 2007-12-29 09:15:15: <-- 451 Message temporarily deferred - [160]
Sat 2007-12-29 09:15:15: --> QUIT
Sat 2007-12-29 09:15:15: Attempting MX: P=020 D=yahoo.co.uk TTL=(3) MX=[mx2.mail.ukl.yahoo.com] {217.12.11.64}
Sat 2007-12-29 09:15:15: Attempting SMTP connection to [217.12.11.64 : 25]
Sat 2007-12-29 09:15:15: Waiting for socket connection...
Sat 2007-12-29 09:15:15: Socket connection established (192.168.13.3 : 2852 -> 217.12.11.64 : 25)
Sat 2007-12-29 09:15:15: Waiting for protocol initiation...
Sat 2007-12-29 09:15:16: <-- 421 mta122.mail.ukl.yahoo.com Resources temporarily unavailable. Please try again later.
Sat 2007-12-29 09:15:16: --> QUIT
Sat 2007-12-29 09:15:16: Attempting to send message to gateway.
Sat 2007-12-29 09:15:16: Attempting SMTP connection to [cnc.corp-email.com : 25]
Sat 2007-12-29 09:15:16: A-record resolution of [cnc.corp-email.com] in progress (DNS Server: 220.189.127.108)...
Sat 2007-12-29 09:15:16: D=cnc.corp-email.com TTL=(10) A=[210.51.23.8]
Sat 2007-12-29 09:15:16: Attempting SMTP connection to [210.51.23.8 : 25]
Sat 2007-12-29 09:15:16: Waiting for socket connection...
Sat 2007-12-29 09:15:16: Socket connection established (192.168.13.3 : 2854 -> 210.51.23.8 : 25)
Sat 2007-12-29 09:15:16: Waiting for protocol initiation...
Sat 2007-12-29 09:15:19: <-- 220 cnc.biz-email.net ESMTP Antispam; Sat, 29 Dec 2007 09:14:25 +0800
Sat 2007-12-29 09:15:19: --> EHLO jxsilk.cn
Sat 2007-12-29 09:15:20: <-- 250-cnc.biz-email.net Hello jxsilk.cn [220.189.249.211], pleased to meet you.
Sat 2007-12-29 09:15:20: <-- 250-ENHANCEDSTATUSCODES
Sat 2007-12-29 09:15:20: <-- 250-SIZE 31457280
Sat 2007-12-29 09:15:20: <-- 250-EXPN
Sat 2007-12-29 09:15:20: <-- 250-ETRN
Sat 2007-12-29 09:15:20: <-- 250-ATRN
Sat 2007-12-29 09:15:20: <-- 250-DSN
Sat 2007-12-29 09:15:20: <-- 250-CHECKPOINT
Sat 2007-12-29 09:15:20: <-- 250-8BITMIME
Sat 2007-12-29 09:15:20: <-- 250-AUTH CRAM-MD5 PLAIN LOGIN DIGEST-MD5
Sat 2007-12-29 09:15:20: <-- 250-STARTTLS
Sat 2007-12-29 09:15:20: <-- 250 HELP
Sat 2007-12-29 09:15:20: --> AUTH CRAM-MD5
Sat 2007-12-29 09:15:20: <-- 334 PDIwMDcxMjI5MDkxNDIyQGNuYy5iaXotZW1haWwubmV0Pg==
Sat 2007-12-29 09:15:20: --> anhzaWxrIDdjOTc5ZGY0ZTk0NGNmMDAzNTI4MjVjYmZmMmVhN2Q0
Sat 2007-12-29 09:15:20: <-- 235 2.0.0 Authentication successful
Sat 2007-12-29 09:15:20: --> MAIL From:<frank@jxsilk.cn> SIZE=45517
Sat 2007-12-29 09:15:20: <-- 250 2.1.0 <frank@jxsilk.cn>... Sender ok
Sat 2007-12-29 09:15:20: --> RCPT To:<kehoach_phuthinh@yahoo.co.uk>
Sat 2007-12-29 09:15:21: <-- 250 2.1.5 <kehoach_phuthinh@yahoo.co.uk>... Recipient ok; will forward
Sat 2007-12-29 09:15:21: --> DATA
Sat 2007-12-29 09:15:21: <-- 354 Enter mail, end with "." on a line by itself
Sat 2007-12-29 09:15:21: Sending <d:\mdaemon\queues\remote\pd35000228221.msg> to [210.51.23.8]
Sat 2007-12-29 09:15:22: Transfer Complete.
Sat 2007-12-29 09:15:22: <-- 250 2.6.0 45517 bytes received in 00:00:01; Message id INR96826 accepted for delivery
Sat 2007-12-29 09:15:22: --> QUIT
Sat 2007-12-29 09:15:22: <-- 221 2.0.0 cnc.biz-email.net closing connection
Sat 2007-12-29 09:15:22: SMTP session successful (Bytes in/out: 1084/91335)
下面的是退信的内容和附件的内容;
----- Original Message -----
From: "Mail Delivery Subsystem" <Mail Service@us.biz-email.net>
To: <frank@jxsilk.cn>
Sent: Saturday, December 29, 2007 9:31 AM
Subject: Warning: could not send message for past 2 hours

>     **********************************************
>     **      THIS IS A WARNING MESSAGE ONLY      **
>     **  YOU DO NOT NEED TO RESEND YOUR MESSAGE  **
>     **********************************************
>
> The original message was received at Fri, 28 Dec 2007 20:31:31 -0500
>
>   ----- The following addresses had transient non-fatal errors -----
> <kehoach_phuthinh@yahoo.co.uk>
>
>   ----- Transcript of session follows -----
> Warning: message still undelivered after 2 hours
> Will keep trying until message is 0 days old
附件的
Reporting-MTA: DNS; us.biz-email.net
Arrival-Date: Fri, 28 Dec 2007 20:13:18 -0500
Original-Recipient: RFC822; <kehoach_phuthinh@yahoo.co.uk>
Final-Recipient: RFC822; <kehoach_phuthinh@yahoo.co.uk>
Action: failed
Remote-MTA: DNS; mx1.mail.ukl.yahoo.com
Last-Attempt-Date: Fri, 28 Dec 2007 20:31:31 -0500

wxhsh

第一次失败感觉象是GFW问题，第二次通过中继成功了，至少表面上是。