Patent ID: 11962653
Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A device monitoring method performed in a network system, the network system having a plurality of devices, the plurality of devices including a first device and a second device, the first device and the second device being connected to a communication network, the device monitoring method comprising:
receiving a message addressed to the second device from the first device, the message being transmitted from the first device to the second device;
determining whether the message received from the first device contains a device control command that controls the second device;
determining whether or not to transmit the message to the second device based on a predetermined condition, in response to a determination result that the message contains the device control command; and
transmitting the message to the second device, in response to the predetermined condition being satisfied,
wherein the predetermined condition includes a first condition that the first device, that is a source of transmission of the message addressed to the second device, is registered as having a predetermined function in a device list, the device list containing information about whether or not each of the plurality of devices has the predetermined function, and
the determining, of whether or not to transmit the message to the second device, further determines whether or not the second device has the predetermined function in response to the first condition not being satisfied, and determines to transmit the message to the second device in response to the second device not having the predetermined function.