COMMUNICATION SYSTEM, COMMUNICATION DEVICE, CONTROL DEVICE, NETWORK DEVICE, COMMUNICATION METHOD, CONTROL METHOD, AND PROGRAM

摘要

A technique capable of changing communication services that can be provided by a communication system is provided. A communication system according to the present invention includes: first means that is capable of executing a network function for providing a communication service; and second means that adds a label corresponding to a network address that is assigned to a group of network functions, to a packet belonging to the group, and sends the packet to the network function which performs packet forwarding within the group based on the label.