Qmail中，如何防止邮件服务器被别人盗用？

由北南南北在 11-26-2003 13:09 发表:

Qmail中，如何实现邮件服务器被别人盗用？

请高手弟兄出手，因为可能有人盗用邮件服务器，所以总是出这样的退信。不知道如何防。

多谢

北南呈上。

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From: [email protected]

To: [email protected]

Subject: failure notice

Date: 26 Nov 2003 04:27:50 -0000

Hi. This is the qmail-send program at linuxsir.com.

I tried to deliver a bounce message to this address, but the bounce bounced!

 1<[email protected]>:   
 2  
 364.4.50.239 does not like recipient.   
 4  
 5Remote host said: 550 Requested action not taken: mailbox unavailable   
 6  
 7Giving up on 64.4.50.239.   
 8  
 9  
10  
11\--- Below this line is the original bounce.   
12  
13  
14  
15Return-Path: &lt;&gt;   
16  
17Received: (qmail 30054 invoked for bounce); 25 Nov 2003 20:46:39 -0000   
18  
19Date: 25 Nov 2003 20:46:39 -0000   
20  
21From: [email protected]   
22  
23To: [email protected]   
24  
25Subject: failure notice   
26  
27  
28  
29Hi. This is the qmail-send program at linuxsir.com.   
30  
31I'm afraid I wasn't able to deliver your message to the following addresses.   
32  
33This is a permanent error; I've given up. Sorry it didn't work out.   
34  
35  
36  
37<[email protected]>:   
38  
39209.240.204.26 does not like recipient.   
40  
41Remote host said: 550 <[email protected]>: User unknown in local recipient table   
42  
43Giving up on 209.240.204.26.   
44  
45  
46  
47\--- Below this line is a copy of the message.   
48  
49  
50  
51Return-Path: <[email protected]>   
52  
53Received: (qmail 16898 invoked by uid 1003); 25 Nov 2003 14:05:40 -0000   
54  
55Received: from unknown (HELO posers) ([email protected])   
56  
57by linuxsir.web with SMTP; 25 Nov 2003 14:05:40 -0000   
58  
59Date: Tue, 25 Nov 2003 14:05:28 GMT   
60  
61From: "Gralidalla"<[email protected]>   
62  
63To: [email protected]   
64  
65Subject: HGH Seai, Wei,ght Loss, Fi,tness and More!   
66  
67Mime-Version: 1.0   
68  
69Content-Type: text/html; charset=us-ascii   
70  
71Content-Transfer-Encoding: 7bit   
72  
73  
74  
75.hydroxyl.<html><body bgcolor="#FFFFFF" text="#000000"><font color="#000099"><b>END0RSED BY D0CT0RS W0RLD W1DE<br/><font color="#ffffff">mates</font>&lt;/</b></font></body></html></[email protected]></[email protected]></[email protected]></[email protected]></[email protected]>