谢谢热心的版主，还想问以下两个问题，希望能够答复，谢谢！
1、我们这很多时候，国外同一个邮件地址有时候能发，没有退信，但是有时候又不能发，有退信，说是超时，这都是对方的原因吗？
2、还有就是有些国外客人发给我们邮件，会有下面这样的退信，这是我们的问题还是对方问题啊？
-----Original Message-----
From: Mail Delivery System [mailto:Mailer-Daemon@ns14.small-dns.com]
Sent: Monday, July 07, 2008 4:12 PM
To:
emilylim@ekafreight.com
Subject: Mail delivery failed: returning message to sender
This message was created automatically by mail delivery software.
A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:
agnes.sz@ceess.com
SMTP error from remote mail server after MAIL
FROM: =
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=A3=AC6=D4=C26=C8=D5=BC=A4=C7=E9=B9=AB=B2=E2=20
------=_NextPart_000_00C0_01C8DCBC.4CBB6110
Content-Type: text/html;
charset="gb2312"
Content-Transfer-Encoding: quoted-printable
