postfix的lost connection问题

bastonly

最近几天postfix一直出现如下问题：（只有个别帐户无法发送，大部分可以发送），

log信息如下：
Jun  3 04:07:02 linux postfix/smtp[18074]: 7AEC924C043: to=<csrfoc@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=60170, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending RCPT TO)
Jun  3 04:07:02 linux postfix/smtp[18076]: 6C25124C038: to=<CAndy@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=63615, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending RCPT TO)
Jun  3 04:07:02 linux postfix/smtp[18077]: E11FA24C031: to=<jessie@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=27944, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending HELO)
Jun  3 04:07:02 linux postfix/smtp[18079]: ECB9D24C07A: to=<baston@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=53733, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending HELO)
Jun  3 04:07:02 linux postfix/smtp[18069]: E70C524C075: to=<nancyhe@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=57503, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending end of data -- message may be sent more than once)
Jun  3 04:07:02 linux postfix/smtp[18074]: 7AEC924C043: to=<csvxmn3@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=60170, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending RCPT TO)
Jun  3 04:07:02 linux postfix/smtp[18076]: 6C25124C038: to=<carolynhe@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=63615, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending RCPT TO)
Jun  3 04:07:02 linux postfix/smtp[18077]: E11FA24C031: to=<maggieli@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=27944, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending HELO)
Jun  3 04:07:02 linux postfix/smtp[18079]: E053C24C045: to=<ivanxiao@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=58969, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending HELO)
Jun  3 04:07:02 linux postfix/smtp[18074]: 7AEC924C043: to=<damyding@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=60170, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending RCPT TO)
Jun  3 04:07:02 linux postfix/smtp[18076]: 6C25124C038: to=<ericzhang@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=63615, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending RCPT TO)
Jun  3 04:07:02 linux postfix/smtp[18079]: E053C24C045: to=<nancyzhang@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=58969, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending HELO)
Jun  3 04:07:02 linux postfix/smtp[18074]: 7AEC924C043: to=<dorismao@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=60170, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending RCPT TO)
Jun  3 04:07:02 linux postfix/smtp[18077]: 1D26A24C058: to=<delia@*.com.cn>, relay=mail.*.com.cn[218.5.*.*], delay=53353, status=deferred (lost connection with mail.*.com.cn[218.5.*.*] while sending HELO)

退件信息：
<lmcleod@*.com.cn>: lost connection with
    mx2.*.com.cn[218.5.*.*] while sending HELO

请教各位是什么原因造成，如何解决？谢谢！

[ 本帖最后由 bastonly 于 2007-6-5 11:25 编辑 ]

bastonly

下面是接收邮件服务器的log

Wed May 30 10:39:06 CST 2007 [INFO] (smtpserver): [531959] Hello Name is: mail.*.com.cn
Wed May 30 10:39:06 CST 2007 [INFO] (smtpserver): [531959] handle by Thread-3576981
Wed May 30 10:39:06 CST 2007 [INFO] (smtpserver): [531959] Connection from 202.64.*.* (202.64.*.*)
Wed May 30 10:39:07 CST 2007 [INFO] (smtpserver): [531959] Command received from (202.64.*.*): HELO linux.*.com.hk
Wed May 30 10:39:07 CST 2007 [INFO] (smtpserver): [531959] Command received from (202.64.*.*): MAIL FROM:<ian@*.com.hk>
Wed May 30 10:39:07 CST 2007 [INFO] (smtpserver): [531959] Command received from (202.64.*.*): RCPT TO:<serenasun@*.com.cn>
Wed May 30 10:39:07 CST 2007 [INFO] (smtpserver): [531959] Command received from (202.64.*.*): DATA
Wed May 30 10:39:07 CST 2007 [ERROR] (smtpserver): [531959] Error processing message from (202.64.*.*): Error in input stream;  nested exception is: java.net.SocketException: Connection reset
Wed May 30 10:39:07 CST 2007 [ERROR] (smtpserver): [531959] Socket to 202.64.*.* closed remotely. Connection reset



Wed May 30 10:41:31 CST 2007 [INFO] (smtpserver): [531991] Hello Name is: mail.*.com.cn
Wed May 30 10:41:31 CST 2007 [INFO] (smtpserver): [531991] handle by Thread-3577434
Wed May 30 10:41:31 CST 2007 [INFO] (smtpserver): [531991] Connection from 202.64.*.* (202.64.*.*)
Wed May 30 10:41:31 CST 2007 [INFO] (smtpserver): [531991] Command received from (202.64.*.*): HELO linux.*.com.hk
Wed May 30 10:41:32 CST 2007 [INFO] (smtpserver): [531991] Command received from (202.64.*.*): MAIL FROM:<ian@*.com.hk>
Wed May 30 10:41:32 CST 2007 [INFO] (smtpserver): [531991] Command received from (202.64.*.*): RCPT TO:<serenasun@*.com.cn>
Wed May 30 10:41:32 CST 2007 [INFO] (smtpserver): [531991] Command received from (202.64.*.*): DATA
Wed May 30 10:41:32 CST 2007 [ERROR] (smtpserver): [531991] Error processing message from (202.64.*.*): Unable to retrieve the data: Connection reset;
  nested exception is:
java.net.SocketException: Connection reset
Wed May 30 10:41:32 CST 2007 [ERROR] (smtpserver): [531991] Socket to 202.64.*.* closed remotely. Connection reset

bastonly

急待大伙的帮忙，先谢了！

bastonly

3天了，还没人回啊？？？