Patent ID: 11947850
Assignee: CANON KABUSHIKI KAISHA
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 12:
13. A method of controlling a system including an external apparatus, a server having an authentication function, and an image processing apparatus that are configured to communicate with each other via a network, the method comprising:
performing user authentication in the server, for a user using the system;
transmitting a printing request from the external apparatus to the image processing apparatus;
performing verification of apparatus information of the external apparatus acquired from the printing request in the server;
accepting print data in the image processing apparatus via a plurality of network ports of the image processing apparatus, in a case where verification of the external apparatus is successful; and
executing printing in the image processing apparatus, based on the printing request from an external apparatus corresponding to the successfully verified apparatus information, in a case where the authentication and the verification are successful.