1. A method of delivering content over a network, comprising: enabling a user to register with a content source, said user registration occurring substantially at a server entity of said network, and said user registration comprising said server entity storing user identification information; receiving a request from said user for access to content, said request comprising at least said user identification information; identifying one or more services that said user is entitled to receive from said network based at least in part on identifying a subscription level of said user within said network via said user identification information; determining whether said one or more services said user is entitled to receive include access to said requested content; and when it is determined that said user is entitled to access said content, providing access to said content.