postfix的lost connection問題
最近幾天postfix一直出現如下問題：（只有個別帳戶無法發送，大部分可以發送），
log信息如下：
Jun 3 04:07:02 linux postfix/smtp: 7AEC924C043: to=<csrfoc@*.com.cn>, relay=mail.*.com.cn, delay=60170, status=deferred (lost connection with mail.*.com.cn while sending RCPT TO)
Jun 3 04:07:02 linux postfix/smtp: 6C25124C038: to=<CAndy@*.com.cn>, relay=mail.*.com.cn, delay=63615, status=deferred (lost connection with mail.*.com.cn while sending RCPT TO)
Jun 3 04:07:02 linux postfix/smtp: E11FA24C031: to=<jessie@*.com.cn>, relay=mail.*.com.cn, delay=27944, status=deferred (lost connection with mail.*.com.cn while sending HELO)
Jun 3 04:07:02 linux postfix/smtp: ECB9D24C07A: to=<baston@*.com.cn>, relay=mail.*.com.cn, delay=53733, status=deferred (lost connection with mail.*.com.cn while sending HELO)
Jun 3 04:07:02 linux postfix/smtp: E70C524C075: to=<nancyhe@*.com.cn>, relay=mail.*.com.cn, delay=57503, status=deferred (lost connection with mail.*.com.cn while sending end of data -- message may be sent more than once)
Jun 3 04:07:02 linux postfix/smtp: 7AEC924C043: to=<csvxmn3@*.com.cn>, relay=mail.*.com.cn, delay=60170, status=deferred (lost connection with mail.*.com.cn while sending RCPT TO)
Jun 3 04:07:02 linux postfix/smtp: 6C25124C038: to=<carolynhe@*.com.cn>, relay=mail.*.com.cn, delay=63615, status=deferred (lost connection with mail.*.com.cn while sending RCPT TO)
Jun 3 04:07:02 linux postfix/smtp: E11FA24C031: to=<maggieli@*.com.cn>, relay=mail.*.com.cn, delay=27944, status=deferred (lost connection with mail.*.com.cn while sending HELO)
Jun 3 04:07:02 linux postfix/smtp: E053C24C045: to=<ivanxiao@*.com.cn>, relay=mail.*.com.cn, delay=58969, status=deferred (lost connection with mail.*.com.cn while sending HELO)
Jun 3 04:07:02 linux postfix/smtp: 7AEC924C043: to=<damyding@*.com.cn>, relay=mail.*.com.cn, delay=60170, status=deferred (lost connection with mail.*.com.cn while sending RCPT TO)
Jun 3 04:07:02 linux postfix/smtp: 6C25124C038: to=<ericzhang@*.com.cn>, relay=mail.*.com.cn, delay=63615, status=deferred (lost connection with mail.*.com.cn while sending RCPT TO)
Jun 3 04:07:02 linux postfix/smtp: E053C24C045: to=<nancyzhang@*.com.cn>, relay=mail.*.com.cn, delay=58969, status=deferred (lost connection with mail.*.com.cn while sending HELO)
Jun 3 04:07:02 linux postfix/smtp: 7AEC924C043: to=<dorismao@*.com.cn>, relay=mail.*.com.cn, delay=60170, status=deferred (lost connection with mail.*.com.cn while sending RCPT TO)
Jun 3 04:07:02 linux postfix/smtp: 1D26A24C058: to=<delia@*.com.cn>, relay=mail.*.com.cn, delay=53353, status=deferred (lost connection with mail.*.com.cn while sending HELO)
退件信息：
<lmcleod@*.com.cn>: lost connection with
mx2.*.com.cn while sending HELO
請教各位是什麼原因造成，如何解決？謝謝！
[ 本帖最後由 bastonly 於 2007-6-5 11:25 編輯 ]
《解決方案》
下面是接收郵件伺服器的log
Wed May 30 10:39:06 CST 2007 (smtpserver): Hello Name is: mail.*.com.cn
Wed May 30 10:39:06 CST 2007 (smtpserver): handle by Thread-3576981
Wed May 30 10:39:06 CST 2007 (smtpserver): Connection from 202.64.*.* (202.64.*.*)
Wed May 30 10:39:07 CST 2007 (smtpserver): Command received from (202.64.*.*): HELO linux.*.com.hk
Wed May 30 10:39:07 CST 2007 (smtpserver): Command received from (202.64.*.*): MAIL FROM:<ian@*.com.hk>
Wed May 30 10:39:07 CST 2007 (smtpserver): Command received from (202.64.*.*): RCPT TO:<serenasun@*.com.cn>
Wed May 30 10:39:07 CST 2007 (smtpserver): Command received from (202.64.*.*): DATA
Wed May 30 10:39:07 CST 2007 (smtpserver): 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 (smtpserver): Socket to 202.64.*.* closed remotely. Connection reset
Wed May 30 10:41:31 CST 2007 (smtpserver): Hello Name is: mail.*.com.cn
Wed May 30 10:41:31 CST 2007 (smtpserver): handle by Thread-3577434
Wed May 30 10:41:31 CST 2007 (smtpserver): Connection from 202.64.*.* (202.64.*.*)
Wed May 30 10:41:31 CST 2007 (smtpserver): Command received from (202.64.*.*): HELO linux.*.com.hk
Wed May 30 10:41:32 CST 2007 (smtpserver): Command received from (202.64.*.*): MAIL FROM:<ian@*.com.hk>
Wed May 30 10:41:32 CST 2007 (smtpserver): Command received from (202.64.*.*): RCPT TO:<serenasun@*.com.cn>
Wed May 30 10:41:32 CST 2007 (smtpserver): Command received from (202.64.*.*): DATA
Wed May 30 10:41:32 CST 2007 (smtpserver): 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 (smtpserver): Socket to 202.64.*.* closed remotely. Connection reset
《解決方案》
急待大夥的幫忙，先謝了！
《解決方案》
3天了，還沒人回啊？？？
