HOME NETWORK SYSTEM HAVING IDENTIFICATION FIELD ENLARGED ACCORDING TO COMMAND CODE

摘要

PURPOSE: A home network system is provided to perform various control on a living network control protocol by enlarging an identification field according to a command code based on a version of a protocol applied to the network. CONSTITUTION: A home network system includes at least two electronic apparatuses(40-49) and a network(2) connecting the electronic apparatuses based on a predetermined protocol. A message transferred between one of the electronic apparatuses and another electronic apparatus includes a command code field and an identification field. The command code field represents an operation which the another electronic apparatus is to perform. The identification field is used to perform the operation according to the protocol applied to the one of the electronic apparatuses.