PHP Mailer和Mailer守护进程之间的可能关系

虽然我收到了两封客户发来的邮件,都是关于邮件发送失败的:将邮件返回给发件人,地址与我发送确认邮件时使用的地址相同。

这两个问题有关联吗?我需要提供更多信息吗?

非常感谢!

   From: Mail Delivery System <Mailer-Daemon@hp13.hostpapa.com>
Date: Tue, 11 May 2010 15:01:41 +0100
To: "sales@splashoflondon.com" <sales@splashoflondon.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:

  root@hp13.hostpapa.com
    (ultimately generated from Mailer-Daemon@hp13.hostpapa.com)
    retry timeout exceeded

------ This is a copy of the message, including all the headers. ------

Return-path: <sales@splashoflondon.com>
Received: from cpc2-dals2-0-0-cust1159.hari.cable.virginmedia.com
([82.35.76.136] helo=[192.168.2.7])
 by hp13.hostpapa.com with esmtpa (Exim 4.69)  (envelope-from <sales@splashoflondon.com>)  id 1OBq1k-0000V5-I4  for Mailer-Daemon@hp13.hostpapa.com; Tue, 11 May 2010 15:01:40 +0100
User-Agent: Microsoft-Entourage/12.0.0.071130
Date: Tue, 11 May 2010 15:01:31 +0100
Subject: Re: Warning: message 1O9xTC-0005BR-S6 delayed 48 hours
From: sales <sales@splashoflondon.com>
To: Mail Delivery System <Mailer-Daemon@hp13.hostpapa.com>
Message-ID: <C80F21CB.19D9%sales@splashoflondon.com>
Thread-Topic: Warning: message 1O9xTC-0005BR-S6 delayed 48 hours
Thread-Index: AcrxEnUcAvjUl38nTNq1kGDCVl/LEQ==
In-Reply-To: <E1OAgvb-0004TQ-Kq@hp13.hostpapa.com>
Mime-version: 1.0
Content-type: text/plain;
 charset="US-ASCII"
Content-transfer-encoding: 7bit