I wrote this letter in English,but my english is poor.
----- Original Message -----
*From:* Yongping Yao <yaoyongping@xxxxxxxxx>
*To:* xiaoyezi.xyz@xxxxxxx
*Cc:* oracle-l <oracle-l@xxxxxxxxxxxxx>
*Sent:* Thursday, July 27, 2006 9:09 PM
*Subject:* Re: ORA-29278: SMTP transient error: 421 Service not available
xiao, Are you using Chinese? It's not appropriate here.