Is there any way for configure universal web server ?

[syser]

I have PHP website and ASP website , but I don't want to use windows OS to build the web server , so ask help here .
Anybody can provide the solutions to me !?
Thanks !

[markkuk]

Is the ASP site in "classic" ASP or ASP.NET? ASP.NET sites can run on Linux using Mono, but classic ASP code must be ported to ASP.NET or some other language that works on Linux.