| 摘要 |
PROBLEM TO BE SOLVED: To provide a cluster tree network capable of flexibly corresponding to an installation density of node.SOLUTION: In a cluster tree network, a network management server makes a tree-like connection with a plurality of nodes making itself as a top of the connection, and address of each node includes route information for reaching the node. The cluster tree network comprises: a change condition determination part 13 to determine whether an address system change condition is satisfied or not, in which the address system change condition is to be satisfied when a node number is increased; an address system change part 14 to change the address system so as to decrease a maximum allowable hop number when the address system change condition is determined to be satisfied; and an address update part 23 to update an address of a node according to the changed address system. |
