Managed device, device management apparatus, and device management system

A device management apparatus connected via a network to a managed device, the device management apparatus comprising:

• a storing unit configured to store device management information for managing the managed device;
• a registration/update determining unit configured to compare alert information received from the managed device with the device management information and determine, based on the comparison result, whether it is necessary to perform a registration process or an update process on the device management information;
• and
• a registration/updating unit configured to register information extracted from the alert information in the device management information or update a corresponding information item in the device management information with the information extracted from the alert information if the registration/update determining unit determines that it is necessary to perform the registration process or the update process.

A device management system, comprising:

• at least one managed device;
• and
• a device management apparatus connected via a network to the managed device, wherein
• the managed device includes
• a detection unit configured to detect a status change indicating a power-on or a network setting change of the managed device,
• a generating unit configured to generate alert information based on the detected status change, and
• a transmitting unit configured to transmit the generated alert information to the device management apparatus;
• and
• the device management apparatus includes
• a storing unit configured to store device management information for managing the managed device,
• a registration/update determining unit configured to compare the alert information received from the managed device with the device management information and determine, based on the comparison result, whether it is necessary to perform a registration process or an update process on the device management information, and
• a registration/updating unit configured to register information extracted from the alert information in the device management information or update a corresponding information item in the device management information with the information extracted from the alert information if the registration/update determining unit determines that it is necessary to perform the registration process or the update process.