Packetized content delivery apparatus and methods

A content delivery network, comprising:

• at least one delivery cache in operable communication with a client device, the delivery cache configured to effectuate provision of content to the client device;
• and
• at least one first tier cache in operable communication with the delivery cache, the first tier cache configured to effectuate provision of the content to the delivery cache;
• wherein:
• the at least one delivery cache is accessible by the client using an Internet Protocol (IP) address.

A non-transitory computer-readable apparatus configured to store one or more computer programs thereon, the one or more computer programs comprising a plurality of instructions configured to, when executed:

• based on a request to withdraw an active route from a pool of active routes of a network, determine a network address associated with the route;
• determine existence of another active route of the pool of active routes;
• and
• effectuate withdrawal of the active route from the pool of active routes based at least on the determination of the existence of the another active route;
• wherein:
• the active route and the another active route are configured to provide content associated with the network address to a client of the network;
• and
• the determination of existence of the another active route is based at least on a match between the network address and an address of the another route within the network.