URL routing was a capability we first introduced with ASP.NET 3.5 SP1, and which is already used within ASP.NET MVC applications to expose clean, SEO-friendly “web 2.0” URLs. URL routing lets you configure an application to accept request URLs that do not map to physical files. Instead, you can use routing to define URLs that are semantically meaningful to users and that can help with search-engine optimization (SEO). Mapping URLs using ASP.NET MVC The URL Routing engine introduced with ASP.NET 3.5 SP1 provides a powerful way to handle incoming URLs. Typically you write code as part of application start-up to register/map URLs … Click here to continue reading.