求助!求助高手解决Weblogic8.1与SQL Server2000数据库连接池的问题

<P>求助高手解决Weblogic8.1与SQL Server2000数据库连接池的问题:</P>
<P>以下是:设置出错时的提示:</P>
<P>Can't open a socket on 172.196.67.159:1433. Check host and port number and make sure the security manager allows this connection. You can also try running the SocketApplet (java.net.ConnectException: Connection refused: connect).</P>
<P>困绕了一天,哪位高手帮帮忙!</P>