军哥，咨询 sendmail 发信问题
https://bbs.vpser.net/thread-7649-1-1.html?spm=0.0.0.0.XomXmp玩 参考来这个帖子。玩 买多是国内云服务器。是现在就是无法发信。报错提示This is a MIME-encapsulated message
--t74GFgXk016944.1438704942/CS150721001
The original message was received at Wed, 5 Aug 2015 00:15:42 +0800
from localhost
----- The following addresses had permanent fatal errors -----
<support@01ip.cn>
(reason: 550 5.7.1 Unable to relay for support@01ip.cn)
----- Transcript of session follows -----
... while talking to 222.76.214.99.:
>>> DATA
<<< 550 5.7.1 Unable to relay for support@01ip.cn
550 5.1.1 <support@01ip.cn>... User unknown
<<< 554 5.5.2 No valid recipients
--t74GFgXk016944.1438704942/CS150721001
Content-Type: message/delivery-status
Reporting-MTA: dns; CS150721001
Received-From-MTA: DNS; localhost
Arrival-Date: Wed, 5 Aug 2015 00:15:42 +0800
Final-Recipient: RFC822; support@01ip.cn
Action: failed
Status: 5.7.1
Remote-MTA: DNS; 222.76.214.99
Diagnostic-Code: SMTP; 550 5.7.1 Unable to relay for support@01ip.cn
Last-Attempt-Date: Wed, 5 Aug 2015 00:15:42 +0800
--t74GFgXk016944.1438704942/CS150721001
Content-Type: message/rfc822
Return-Path: <root@CS150721001>
Received: from CS150721001 (localhost )
by CS150721001 (8.14.4/8.14.4) with ESMTP id t74GFgXk016942
for <support@01ip.cn>; Wed, 5 Aug 2015 00:15:42 +0800
Received: (from root@localhost)
by CS150721001 (8.14.4/8.14.4/Submit) id t74GFfTh016934
for support@01ip.cn; Wed, 5 Aug 2015 00:15:41 +0800
From: root <root@CS150721001>
Message-Id: <201508041615.t74GFfTh016934@CS150721001>
Date: Wed, 05 Aug 2015 00:14:41 +0800
To: support@01ip.cn
Subject: Test mail
User-Agent: Heirloom mailx 12.4 7/29/08
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
This is test mail
--t74GFgXk016944.1438704942/CS150721001--
From MAILER-DAEMON@CS150721001Wed Aug5 00:16:05 2015
Return-Path: <MAILER-DAEMON@CS150721001>
Received: from localhost (localhost)
by CS150721001 (8.14.4/8.14.4) id t74GG56B016948;
Wed, 5 Aug 2015 00:16:05 +0800
Date: Wed, 5 Aug 2015 00:16:05 +0800
From: Mail Delivery Subsystem <MAILER-DAEMON@CS150721001>
Message-Id: <201508041616.t74GG56B016948@CS150721001>
To: <root@CS150721001>
MIME-Version: 1.0
Content-Type: multipart/report; report-type=delivery-status;
boundary="t74GG56B016948.1438704965/CS150721001"
Subject: Returned mail: see transcript for details
Auto-Submitted: auto-generated (failure)
This is a MIME-encapsulated message
--t74GG56B016948.1438704965/CS150721001
The original message was received at Wed, 5 Aug 2015 00:16:05 +0800
from localhost
----- The following addresses had permanent fatal errors -----
<support@01ip.cn>
(reason: 550 5.7.1 Unable to relay for support@01ip.cn)
----- Transcript of session follows -----
... while talking to 222.76.214.99.:
>>> DATA
<<< 550 5.7.1 Unable to relay for support@01ip.cn
550 5.1.1 <support@01ip.cn>... User unknown
<<< 554 5.5.2 No valid recipients
--t74GG56B016948.1438704965/CS150721001
Content-Type: message/delivery-status
Reporting-MTA: dns; CS150721001
Received-From-MTA: DNS; localhost
Arrival-Date: Wed, 5 Aug 2015 00:16:05 +0800
Final-Recipient: RFC822; support@01ip.cn
Action: failed
Status: 5.7.1
Remote-MTA: DNS; 222.76.214.99
Diagnostic-Code: SMTP; 550 5.7.1 Unable to relay for support@01ip.cn
Last-Attempt-Date: Wed, 5 Aug 2015 00:16:05 +0800
--t74GG56B016948.1438704965/CS150721001
Content-Type: message/rfc822
Return-Path: <root@CS150721001>
Received: from CS150721001 (localhost )
by CS150721001 (8.14.4/8.14.4) with ESMTP id t74GG56B016946
for <support@01ip.cn>; Wed, 5 Aug 2015 00:16:05 +0800
Received: (from root@localhost)
by CS150721001 (8.14.4/8.14.4/Submit) id t74GG5Rr016939
for support@01ip.cn; Wed, 5 Aug 2015 00:16:05 +0800
From: root <root@CS150721001>
Message-Id: <201508041616.t74GG5Rr016939@CS150721001>
Date: Wed, 05 Aug 2015 00:15:05 +0800
To: support@01ip.cn
Subject: Test mail
User-Agent: Heirloom mailx 12.4 7/29/08
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit 按
----- The following addresses had permanent fatal errors -----
<support@01ip.cn>
(reason: 550 5.7.1 Unable to relay for support@01ip.cn)
这个代码看是对方服务器给退信了
按
<<< 550 5.7.1 Unable to relay for support@01ip.cn
550 5.1.1 <support@01ip.cn>... User unknown
<<< 554 5.5.2 No valid recipients
这个信息看，提示的邮件地址不存在
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