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症状:
发出的邮件都是这样打回的(outlook的返回信息):
引用:
由于服务器拒绝收件人之一,无法发送邮件。被拒绝的电子邮件地址是“lightwiter@sina.com”。 主题 'Fw: 对于很久前被盗的QQ很想取回密码', 帐户: 'www.3000why.com', 服务器: '202.103.67.181', 协议: SMTP, 服务器响应: '550 5.7.1 <lightwiter@sina.com>... Relaying denied. IP name lookup failed [218.76.12.74]', 端口: 25, 安全(SSL): 否, 服务器错误: 550, 错误号: 0x800CCC79
一直都很好,怎么突然出现这种情况呢.但是我telnet25端口又可以发送呀
显示如下:
引用:
[root@www etc]# telnet localhost 25
Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
220 www.3000why.com ESMTP Sendmail 8.12.8/8.12.8; Fri, 3 Sep 2004 01:30:56 +0800
echo localhost
500 5.5.1 Command unrecognized: "echo localhost"
mail from:lightwiter@3000why.com
250 2.1.0 lightwiter@3000why.com... Sender ok
rcpt to:lightwiter@sina.com
250 2.1.5 lightwiter@sina.com... Recipient ok
data
354 Enter mail, end with "." on a line by itself
lskdjflskjdf
lskdjflsdkf
.
250 2.0.0 i82HUu0x005519 Message accepted for delivery
quit
221 2.0.0 www.3000why.com closing connection
Connection closed by foreign host.
真的很奇怪. |
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