Patent ID: 8364848

Claim:
A system for delivery of multimedia services comprising: at least two regional servers, each coupled to a high-speed network backbone carrying content, a first regional server configured to receive content from a content provider and replicate the content to a second regional server and to customize content received from the content provider to form a first version of multicast content, the second regional server configured to customize content received from the content provider to form a second version of multicast content, and the first and second regional servers configured to provide a second level of caching for the content received from the content provider; and a plurality of caching servers, including a first caching server coupled to the first regional server and a second caching server coupled to the second regional server, each caching server configured to provide a first level of caching of content for an end user system in a region served by the regional server to which it is coupled, and to provide the customized multicast content formed by the coupled regional server to the end-user system.