溫故卻無知新--唉！這就是工作.....<4>

設定內部DNS，誤將mail server ip 指向 smtp-gw的效果

From: <SMTP_GW@office.mobile.com.tw>
Date: Thu, Sep 17, 2009 at 6:01 PM
Subject: Returned mail
To: iidp00u@gmail.com


--- The message cannot be delivered to the following address. ---

support@taxi123.tw Address loop detected. Service will not connect to itself.