Patent ID: 7366793
Filing Date: 2008-04-29
Classification: H04L

Abstract:
1. A method of content delivery managed by a service provider on behalf of participating content providers in a distributed computer network, wherein end user client machines make requests for participating content provider content, comprising: locating delivery sites at given network locations, wherein a given delivery site supports content from one or more participating content providers and at least one of the given network locations is an Internet Point of Presence (PoP); generating a table that is indexed by a set of values each corresponding to a byte of a given IP address, wherein for each such value, the table includes IP addresses identifying a subset of delivery sites; and in response to an end user client machine at a given IP address making a request for content being managed by the service provider, using a byte of the end user client machine's given IP address as an index into the table to associate the request with an IP address of at least one of the subset of delivery sites.