系统升级到 3.7.3.1后,一个新家坡的客户发来信件都被退回, 信息如下:
The original message was received at Tue, 21 Nov 2006 07:26:55 +0100 (MET)
from XXXX.XXXX.XXX.XXX.com [XXX.XXX.XXX.XXX]
----- Transcript of session follows -----
451 4.4.1 timeout writing message to mail.XXXX.com.cn.: Resource temporarily unavailable
<XXX.XX@XXXX.com.cn>... Deferred
Warning: message still undelivered after 23 hours
Will keep trying until message is 1 day old