KEEP-ALIVE PACKET TRANSMITTER, TERMINAL DEVICE, KEEP-ALIVE CONTROL SYSTEM, KEEP-ALIVE PACKET TRANSMISSION METHOD AND COMPUTER PROGRAM

摘要

PROBLEM TO BE SOLVED: To reduce a load and power consumption in a terminal to transmit a Keep-Alive packet.;SOLUTION: A Keep-Alive packet transmitter includes a Keep-Alive packet transmitter unit 25 for transmitting a Keep-Alive packet of a connection having transfer restriction so as not to reach a terminal 1, when transmitting the Keep-Alive packet of the connection established between the terminal 1 and a server 2 to perform data transfer to the terminal 1 through a communication network.;COPYRIGHT: (C)2014,JPO&INPIT