Patent ID: 9276850
Filing Date: 2016-03-01
CPC Classification: H04L

Claim Text:
1. A packet processing device for an IP-based information-centric network (ICN), the device comprising: a packet transceiver configured to transmit and receive packets; a packet processing unit configured to process a transmitted or received packet including a forwarding identifier that identifies information present in the ICN and corresponds to an IP address of a network node holding the information, and at least one sub-identifier that identifies child information of the information; and an information register configured to register a plurality of forwarding identifiers, wherein the packet processing unit requests the forwarding identifier included in a registry registration request packet to be registered in the information register and forwards the registry registration request packet to a registry server through the packet transceiver when the registry registration request packet including the forwarding identifier and a corresponding IP address is received from an application layer through the packet transceiver, and wherein the forwarding identifier is used to forward packets.