[求助]谁能帮帮我啊！！！

cppocpp

我从yahoo上发邮件给自己公司的邮箱，总是提示错误：<br>
Hi. This is the qmail-send program at yahoo.com.<br>
I'm afraid I wasn't able to deliver your message to the following <br>
addresses.<br>
This is a permanent error; I've given up. Sorry it didn't work out.<br>
<br>
<hekan@highly.cc>:<br>
203.156.236.173 does not like recipient.<br>
Remote host said: 550 5.7.1 Unable to relay for hekan@mail.highly.cc<br>
Giving up on 203.156.236.173.<br>
<br>
--- Below this line is a copy of the message.<br>
<br>
Return-Path: <cppocpp3@yahoo.com.cn><br>
Received: (qmail 62056 invoked by uid 60001); 8 Feb 2006 05:03:46 -0000<br>
DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws;<br>s=s1024; d=yahoo.com.cn;<br><br>
h=Message-ID:Received:Date:From:Subject:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding;<br><br>
b=ETYcXTbCXcdE/yZ1HWJtPYJFfm9+kuEfI+kifZHD1JkVjTGifwirKMOppz+yII7b7vHQ5flXo0wEhWfVZudnPcifUAc9+RSSKYVxQxYiCqPYUAT16XYjcbhQiGi/JLa04Rgjcuw1C3D7b5rX7nfOyW3Ib077Tiq+/NmNpciwGFs= <br>
;<br>
Message-ID: <20060208050346.62054.qmail@web15104.mail.cnb.yahoo.com><br>
Received: from [203.156.236.162] by web15104.mail.cnb.yahoo.com via <br>
HTTP; Wed, 08 Feb 2006 13:03:46 CST<br>
Date: Wed, 8 Feb 2006 13:03:46 +0800 (CST)<br>
From: =?gb2312?q?=D9=A9=20=BA=D8?= <cppocpp3@yahoo.com.cn><br>
Subject: =?gb2312?q?=B0=A11a?=<br>
To: hekan@highly.cc<br>
Cc: xiewp@shec.com.cn<br>
MIME-Version: 1.0<br>
Content-Type: multipart/alternative; <br>
boundary="0-1137613686-1139375026=:60987"<br>
Content-Transfer-Encoding: 8bit<br>
<br>
--0-1137613686-1139375026=:60987<br>
Content-Type: text/plain; charset=gb2312<br>
Content-Transfer-Encoding: 8bit<br>
<br>
到底出啥问题拉 谁能帮我说明一下啊

dxjabc

用其他外部邮箱发有这个提示错误吗？

cppocpp

sina也是这个问题 但是etang和hotmail可以发送成功！！！<br>
到底算啥问题拉 我都急死了！！！