服务器 Gind.cn
  1. 服务器 Gind.cn
  3. 交换421 4.4.2连接由于ConnectionReset而丢失
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交换421 4.4.2连接由于ConnectionReset而丢失

我有Exchange服务器2010以下详细信息：

Exchange Server 2010 Microsoft Corporation版本：14.03.0146.000

当我尝试发送testing邮件到雅虎没有附件它的成功交付，但是当我添加一个附件到这个电子邮件是留在Exchange服务器队列很长一段时间，有时这个电子邮件传递到雅虎6至1天后，有时候不会。

这是交换服务器中的错误代码： 

Identity: PHOENIX-EX1\716\2651 Subject: test with attachement Internet Message ID: <658A6724E2802248B6EB4DC9E775D8556DEA108E@PHOENIX-EX1.phoenixpower.co.om> From Address: [email protected] Status: Ready Size (KB): 1702 Message Source Name: FromLocal Source IP: 255.255.255.255 SCL: -1 Date Received: 9/6/2013 10:04:56 PM Expiration Time: 9/8/2013 10:04:56 PM Last Error: 421 4.4.2 Connection dropped due to ConnectionReset Queue ID: PHOENIX-EX1\716 Recipients: [email protected];2;2;421 4.4.2 Connection dropped due to ConnectionReset;0;CN=internet,CN=Connections,CN=Exchange Routing Group (DWBGZMFD01QNBJR),CN=Routing Groups,CN=Exchange Administrative Group (FYDIBOHF23SPDLT),CN=Administrative Groups,CN=phoenixpower,CN=Microsoft Exchange,CN=Services,CN=Configuration,DC=phoenixpower,DC=co,DC=om

我可以发送同样的电子邮件到Gmail，Hotmail帐户没有问题。

发送日志 

 2013-09-06T21:08:30.943Z,internet,08D079499566A968,14,192.168.111.40:63440,98.136.216.25:25,-,,Remote 2013-09-06T21:08:30.943Z,internet,08D079499566A969,0,,98.136.217.202:25,*,,attempting to connect 2013-09-06T21:08:31.068Z,internet,08D079499566A969,1,192.168.111.40:63441,98.136.217.202:25,+,, 2013-09-06T21:08:32.144Z,internet,08D079499566A969,2,192.168.111.40:63441,98.136.217.202:25,<,220 mta1364.mail.gq1.yahoo.com ESMTP YSmtpProxy service ready, 2013-09-06T21:08:32.144Z,internet,08D079499566A969,3,192.168.111.40:63441,98.136.217.202:25,>,EHLO mail.phoenixpower.co.om, 2013-09-06T21:08:32.565Z,internet,08D079499566A969,4,192.168.111.40:63441,98.136.217.202:25,<,250-mta1364.mail.gq1.yahoo.com, 2013-09-06T21:08:32.565Z,internet,08D079499566A969,5,192.168.111.40:63441,98.136.217.202:25,<,250-8BITMIME, 2013-09-06T21:08:32.565Z,internet,08D079499566A969,6,192.168.111.40:63441,98.136.217.202:25,<,250 SIZE 41943040, 2013-09-06T21:08:32.565Z,internet,08D079499566A969,7,192.168.111.40:63441,98.136.217.202:25,*,2663,sending message 2013-09-06T21:08:32.565Z,internet,08D079499566A969,8,192.168.111.40:63441,98.136.217.202:25,>,MAIL FROM:<[email protected]> SIZE=1743480, 2013-09-06T21:08:32.987Z,internet,08D079499566A969,9,192.168.111.40:63441,98.136.217.202:25,<,250 sender <[email protected]> ok, 2013-09-06T21:08:32.987Z,internet,08D079499566A969,10,192.168.111.40:63441,98.136.217.202:25,>,RCPT TO:<[email protected]>, 2013-09-06T21:08:33.423Z,internet,08D079499566A969,11,192.168.111.40:63441,98.136.217.202:25,<,250 recipient <[email protected]> ok, 2013-09-06T21:08:33.439Z,internet,08D079499566A969,12,192.168.111.40:63441,98.136.217.202:25,>,DATA, 2013-09-06T21:08:33.611Z,internet,08D079499566A969,13,192.168.111.40:63441,98.136.217.202:25,<,354 end data with <CR><LF>.<CR><LF>, 2013-09-06T21:08:38.431Z,internet,08D079499566A969,14,192.168.111.40:63441,98.136.217.202:25,-,,Remote 2013-09-06T21:08:38.431Z,internet,08D079499566A96A,0,,98.138.112.32:25,*,,attempting to connect 2013-09-06T21:08:38.525Z,internet,08D079499566A96A,1,192.168.111.40:63442,98.138.112.32:25,+,, 2013-09-06T21:08:39.414Z,internet,08D079499566A96A,2,192.168.111.40:63442,98.138.112.32:25,<,220 mta1590.mail.ne1.yahoo.com ESMTP YSmtpProxy service ready, 2013-09-06T21:08:39.414Z,internet,08D079499566A96A,3,192.168.111.40:63442,98.138.112.32:25,>,EHLO mail.phoenixpower.co.om, 2013-09-06T21:08:39.819Z,internet,08D079499566A96A,4,192.168.111.40:63442,98.138.112.32:25,<,250-mta1590.mail.ne1.yahoo.com, 2013-09-06T21:08:39.819Z,internet,08D079499566A96A,5,192.168.111.40:63442,98.138.112.32:25,<,250-8BITMIME, 2013-09-06T21:08:39.819Z,internet,08D079499566A96A,6,192.168.111.40:63442,98.138.112.32:25,<,250 SIZE 41943040, 2013-09-06T21:08:39.819Z,internet,08D079499566A96A,7,192.168.111.40:63442,98.138.112.32:25,*,2663,sending message 2013-09-06T21:08:39.819Z,internet,08D079499566A96A,8,192.168.111.40:63442,98.138.112.32:25,>,MAIL FROM:<[email protected]> SIZE=1743480, 2013-09-06T21:08:40.209Z,internet,08D079499566A96A,9,192.168.111.40:63442,98.138.112.32:25,<,250 sender <[email protected]> ok, 2013-09-06T21:08:40.209Z,internet,08D079499566A96A,10,192.168.111.40:63442,98.138.112.32:25,>,RCPT TO:<[email protected]>, 2013-09-06T21:08:40.615Z,internet,08D079499566A96A,11,192.168.111.40:63442,98.138.112.32:25,<,250 recipient <[email protected]> ok, 2013-09-06T21:08:40.631Z,internet,08D079499566A96A,12,192.168.111.40:63442,98.138.112.32:25,>,DATA, 2013-09-06T21:08:40.740Z,internet,08D079499566A96A,13,192.168.111.40:63442,98.138.112.32:25,<,354 end data with <CR><LF>.<CR><LF>, 2013-09-06T21:08:44.936Z,internet,08D079499566A96B,0,,62.231.248.5:25,*,,attempting to connect 2013-09-06T21:08:45.092Z,internet,08D079499566A96B,1,192.168.111.40:63446,62.231.248.5:25,+,, 2013-09-06T21:08:45.810Z,internet,08D079499566A96A,14,192.168.111.40:63442,98.138.112.32:25,-,,Remote 2013-09-06T21:08:45.810Z,internet,08D079499566A96C,0,,98.138.112.34:25,*,,attempting to connect 2013-09-06T21:08:45.919Z,internet,08D079499566A96C,1,192.168.111.40:63449,98.138.112.34:25,+,, 2013-09-06T21:08:46.933Z,internet,08D079499566A96C,2,192.168.111.40:63449,98.138.112.34:25,<,220 mta1257.mail.ne1.yahoo.com ESMTP YSmtpProxy service ready, 2013-09-06T21:08:46.933Z,internet,08D079499566A96C,3,192.168.111.40:63449,98.138.112.34:25,>,EHLO mail.phoenixpower.co.om, 2013-09-06T21:08:47.323Z,internet,08D079499566A96C,4,192.168.111.40:63449,98.138.112.34:25,<,250-mta1257.mail.ne1.yahoo.com, 2013-09-06T21:08:47.323Z,internet,08D079499566A96C,5,192.168.111.40:63449,98.138.112.34:25,<,250-8BITMIME, 2013-09-06T21:08:47.323Z,internet,08D079499566A96C,6,192.168.111.40:63449,98.138.112.34:25,<,250 SIZE 41943040, 2013-09-06T21:08:47.323Z,internet,08D079499566A96C,7,192.168.111.40:63449,98.138.112.34:25,>,QUIT, 2013-09-06T21:08:47.698Z,internet,08D079499566A96C,8,192.168.111.40:63449,98.138.112.34:25,<,221 mta1257.mail.ne1.yahoo.com, 2013-09-06T21:08:47.698Z,internet,08D079499566A96C,9,192.168.111.40:63449,98.138.112.34:25,-,,Local 2013-09-06T21:11:55.194Z,internet,08D079499566A96B,2,192.168.111.40:63446,62.231.248.5:25,-,,Remote 2013-09-06T21:11:55.194Z,internet,08D079499566A96D,0,,62.231.248.2:25,*,,attempting to connect 2013-09-06T21:11:55.210Z,internet,08D079499566A96D,1,192.168.111.40:10800,62.231.248.2:25,+,, 2013-09-06T21:15:05.249Z,internet,08D079499566A96D,2,192.168.111.40:10800,62.231.248.2:25,-,,Remote

有人认为这可能是由错误的发送连接器引起的。 在某些情况下，创build新的连接器可能会解决此问题。

http://www.networkadminsecrets.com/2010/04/421-and-451-exchange-2007-errors.html给了我们Powershell脚本来做到这一点&#xFF1A; 

 New-SendConnector -Name ForceHelo -AddressSpaces problemdomain.com -ForceHELO $true

针对Exchange 2007build议的另一个解决scheme是，但在2010年可能值得尝试的是在您的networking接口上禁用自动调整function。

http://support.microsoft.com/kb/951291/en-us给出的命令（从pipe理命令提示符运行）&#xFF1A; 

 netsh interface tcp set global autotuninglevel=disabled