Access control method, access control system, and packet communication apparatus

摘要

An access control method for a network including a plurality of packet communication apparatuses is disclosed. The access control method includes a first step in which a sender packet communication apparatus attaches user attribute information to a packet to be transmitted, and a second step in which a communication control mechanism within an end system corresponding to a destination packet communication apparatus or a packet receiving apparatus performs access control based on the user attribute information attached to the packet.