Patent ID: 8412765
Filing Date: 2013-04-02
Classification: H04L,H04W

Abstract:
1. A computer-readable non-transitory medium storing a program that causes a computer to execute operations, the computer being included in a communication device connectable to a network, said operations comprising: storing first validity terms in association with plural conditions for first device status information representing an operational state to be entered by the communication device, each of the first validity terms indicating a candidate for a second validity term that is to be attached to a living notification of the communication device and indicates a time period during which the living notification is valid, the living notification indicating whether the communication device is alive or not; obtaining second device status information indicating a current operational state of the communication device from the communication device; determining the first validity term associated with one of the plural conditions that is satisfied by the second device status information, to be the second validity term; and transmitting the living notification to which the determined second validity term is attached, to the network, and wherein a validity term that is minimum among the first validity terms is determined to be the second validity term when the communication device is connected to the network.