Technique for control of external communication device using proxy server embedded

摘要

Technique for control of external communication of embedded device using proxy server. Purpose: to obtain effectively communication with a device embedded.Means for resolution: an embedded device that communicates with another device via a proxy server acting for the external device embedded control communication, which includes a communication device capable of communicating with the proxy server; a storage unit weapon Stored in a state of communication with another device, a unit of the update updating.In response to a request to control communication with the other device received from a task which is being executed by a central processing unit, the communication state to a state shown after processing of control according to the request of the control And have been carried out normally,In a situation where the communication device cannot communicate with the server proxy.A response unit responding to the task with a result of the update of the state of communication which was performed in accordance with the request of control unit and a control instruction transmitted to the proxy server through the communication device an instruction To change a communication state with the other device in the proxy server to the communication state storageEnado in storage, in a situation where the communication device can communicate with the server proxy.