INFORMATION DISTRIBUTION SYSTEM AND INFORMATION DISTRIBUTION METHOD

摘要

PROBLEM TO BE SOLVED: To provide an information distribution system capable of suppressing the length of a delivery route, and making it unnecessary for each node to relay information on an unrelated topic.SOLUTION: In an information distribution system in which a plurality of communication equipment is connected to a network, a node included in the communication equipment includes: a key generation part for generating a key capable of identifying a topic; an MKSG(Multi-Key Strip Graph) route table maintenance management part for constructing a route table in a Multi-key Skip Graph by referring to the key and a key about another node reported by the other node; and a publish transfer part for transmitting a message in accordance with the route table.