NETWORK MANAGEMENT SYSTEM, NETWORK DIAGNOSIS DEVICE, AND NETWORK DIAGNOSIS PROGRAM

PROBLEM TO BE SOLVED: To enable even an autonomous type system wherein network diagnosis devices are disposed to securely prevent information from flowing out against a policy. SOLUTION: The network management system is constituted by connecting an ASs including a network diagnosis device S, an AS1 including a network diagnosis device 1, an AS3 including a network diagnosis device 3, and a property management server as a file server managing properties through a wide-area network so that they can communicate with one another. In configurations like this, when a plurality of network diagnosis devices transmit various communication requests to other network diagnosis devices, or receive various communication requests from other network diagnosis devices, held properties of the other network diagnosis devices are referred to and when the properties of the other network diagnosis device match those of the relevant network diagnosis device, processing contents corresponding to the properties are acquired to perform processing. COPYRIGHT: (C)2009,JPO&INPIT