Hi, I met questions with BGP regular expression. If I want to match any traffic from/to AS100,as101, as 102 etc, what's the correct express in the following expressions cisco style AS expression? (^|_)(100|101|102)($) _(100|101|102)($) thanks Joe ___________________________________________________________ 雅虎免费G邮箱－No.1的防毒防垃圾超大邮箱 http://cn.mail.yahoo.com