System.Web.Routing in .net 3.5 (Not MVC)

I've used routing with asp.net 4.0 but one of my hosting compa开发者_如何学Cnies haven't updated .net framework yet and I want to use routing with asp.net 3.5. Is it possible to use System.Web.Routing in asp.net 3.5?

Yes, you can use System.Web.Routing with ASP.NET 3.5 provided you have SP1. See this MSDN article on how to use it with web forms.