Exchange 2007和2010日记本邮件滞留在队列中

我有一个简单的2个电子邮件服务器的设置。 我的Exchange 2010服务器MS2010设置为将收到的所有电子邮件转发到日记邮箱。 日记邮箱位于Exchange 2007服务器MS2007上。 在过去的几天里,我有两封邮件(因为我一直在收看),而这些邮件根本无法被MS2007上的日记邮箱收到。 以下是发送失败的接收连接器日志 –

2011-10-04T19:45:04.567Z,MS2007\From MS2010,08CE226DD039B679,46,192.168.1.11:25,192.168.1.38:20523,>,250 2.1.0 Sender OK, 2011-10-04T19:45:04.567Z,MS2007\From MS2010,08CE226DD039B679,47,192.168.1.11:25,192.168.1.38:20523,<,RCPT TO:<[email protected]> ORCPT=rfc822;[email protected], 2011-10-04T19:45:04.567Z,MS2007\From MS2010,08CE226DD039B679,48,192.168.1.11:25,192.168.1.38:20523,>,250 2.1.5 Recipient OK, 2011-10-04T19:45:04.567Z,MS2007\From MS2010,08CE226DD039B679,49,192.168.1.11:25,192.168.1.38:20523,<,BDAT 22080 LAST, 2011-10-04T19:45:04.676Z,MS2007\From MS2010,08CE226DD039B679,50,192.168.1.11:25,192.168.1.38:20523,>,550 5.7.1 Requested action not taken: message refused, 2011-10-04T19:45:04.676Z,MS2007\From MS2010,08CE226DD039B679,51,192.168.1.11:25,192.168.1.38:20523,-,,Local 

为了比较,我剪下了一个成功的日志消息传递的传输对话 –

 2011-10-04T19:45:51.707Z,MS2007\From MS2010,08CE226DD039B67C,53,192.168.1.11:25,192.168.1.38:20532,>,250 2.1.0 Sender OK, 2011-10-04T19:45:51.707Z,MS2007\From MS2010,08CE226DD039B67C,54,192.168.1.11:25,192.168.1.38:20532,<,RCPT TO:<[email protected]> ORCPT=rfc822;[email protected], 2011-10-04T19:45:51.707Z,MS2007\From MS2010,08CE226DD039B67C,55,192.168.1.11:25,192.168.1.38:20532,>,250 2.1.5 Recipient OK, 2011-10-04T19:45:51.707Z,MS2007\From MS2010,08CE226DD039B67C,56,192.168.1.11:25,192.168.1.38:20532,<,BDAT 60301 LAST, 2011-10-04T19:45:52.160Z,MS2007\From MS2010,08CE226DD039B67C,57,192.168.1.11:25,192.168.1.38:20532,>,250 2.6.0 <[email protected]> Queued mail for delivery, 2011-10-04T19:45:52.176Z,MS2007\From MS2010,08CE226DD039B67C,58,192.168.1.11:25,192.168.1.38:20532,<,QUIT, 2011-10-04T19:45:52.176Z,MS2007\From MS2010,08CE226DD039B67C,59,192.168.1.11:25,192.168.1.38:20532,>,221 2.0.0 Service closing transmission channel, 2011-10-04T19:45:52.176Z,MS2007\From MS2010,08CE226DD039B67C,60,192.168.1.11:25,192.168.1.38:20532,-,,Local 

什么可能导致550 5.7.1 Requested action not taken: message refused,在这种情况下550 5.7.1 Requested action not taken: message refused, ? 我在哪里看?