linux 环境，PHP连接MYSQL不上，用localhost可以，但是用127.0.0.1连接不上，是什么原因？ host改为localhost可以连接，用127.0.0.1就连接不上了。

Im trying get on that whole database driven mailserver bandwagon and I am running into some issues. <BR><BR>I am using Postfix + Courier + MySQL, and as best I can tell I have the Courier +MySQL bit ...