Patent ID: 8583825

Claim:
A portable apparatus that is connectable to a client terminal connected to a network, the portable apparatus comprising: a program for causing the client terminal, including a processor, to function as a device information acquisition unit and an analysis unit, and a device master data storage unit retaining attribute information of devices, the attribute information being associated with model identifiers of the devices, wherein the processor, as the device information acquisition unit, obtains a model identifier and operational information from a device that is assigned a network IP address and connected to the network, and the processor, as the analysis unit, replaces, with 0s, at least a part of digits of the network IP address assigned to the device in IP address information that is obtained together with the operational information, extracts the attribute information of the device from the device master data storage unit based on the obtained model identifier, analyzes the obtained operational information by using the extracted attribute information, and outputs results of the analysis of the operational information.