Patent ID: 9225585
Filing Date: 2015-12-29
Classification: H04L

Abstract:
1. A device management system, comprising: a first server; and a second server, wherein the first server includes a receiving unit configured to receive, from a client device, an operation request for acquiring specific information about a designated device different than the client device, and a transfer unit configured to transfer the operation request to the second server, and the second server includes an authentication unit configured to authenticate the designated device in a local network in response to an authentication request from the designated device, a connection maintaining unit configured to maintain a real-time, bidirectional communication connection with the designated device via a firewall after the authentication is successful so that the designated device and the second server are in a constantly connected state via the firewall after the authentication, a receiving unit configured to receive the operation request transmitted by the first server, and an executing unit configured to execute a content of the operation request by carrying out communications in real time via the firewall with the designated device, the designated device being in communication connection in the constantly connected state with the second server when the operation request is transmitted by the first server and received by the second server, wherein the second server carries out the communications with the designated device using XMPP protocol.