sendmail邮件问题!!请大家帮忙给看看

zhyhd

公司一直用sendmail的邮件系统!400号人左右,每天收发邮件有20W封左右!但是最近常有客户端反应有邮件发送延迟很长时间.有时候会出现如下返回的信息!请各位帮忙给检查下

**********************************************
    **      THIS IS A WARNING MESSAGE ONLY      **
    **  YOU DO NOT NEED TO RESEND YOUR MESSAGE  **
    **********************************************
The original message was received at Thu, 15 Nov 2007 09:52:43 +0800
from [192.168.87.133]
   ----- Transcript of session follows -----
451 4.0.0 I/O error
451 4.4.1 timeout writing message to mx05.cexp.com.: Connection timed out with mx05.cexp.com.
... while talking to mx01.cexp.com.:
>>> DATA
<<< 451 4.7.1 <Martha.No@cexp.com>: Recipient address rejected: Try again in 73 seconds.
<Martha.No@cexp.com>... Deferred: 451 4.7.1 <Martha.No@cexp.com>: Recipient address rejected: Try again in 73 seconds.
<<< 451 4.7.1 <Nicole.Johansson@cexp.com>: Recipient address rejected: Try again in 73 seconds.
<Nicole.Johansson@cexp.com>... Deferred: 451 4.7.1 <Nicole.Johansson@cexp.com>: Recipient address rejected: Try again in 73 seconds.
<<< 554 5.5.1 Error: no valid recipients
451 4.4.1 timeout writing message to tvw.us.hanjin.com.: Connection timed out with tvw.us.hanjin.com.
451 4.4.1 reply: read error from imss.us.hanjin.com.
451 4.4.1 timeout writing message to sendmail.us.hanjin.com.: Connection timed out with sendmail.us.hanjin.com.
<sangkim@us.hanjin.com>... Deferred
Warning: message still undelivered after 4 hours
Will keep trying until message is 5 days old

zhyhd

**********************************************
    **      THIS IS A WARNING MESSAGE ONLY      **
    **  YOU DO NOT NEED TO RESEND YOUR MESSAGE  **
    **********************************************
The original message was received at Fri, 16 Nov 2007 15:02:02 +0800 from
[192.168.87.39]
   ----- Transcript of session follows -----
451 4.0.0 I/O error
Warning: message still undelivered after 4 hours
Will keep trying until message is 5 days old

shenshui

我们以前的sendmail也有这种现象。

[ 本帖最后由 shenshui 于 2007-11-21 14:47 编辑 ]

zhyhd

樓上后來是如何解決這問題的！！！