Patent ID: 7440761

Claim:
A communication relay method executed by a wireless communication system comprising a plurality of wireless terminals, a relay device connected by a wireless network to the wireless terminals, and a communication managing device connected to the relay device by a wired network, the method comprising: storing, in the relay device, a priority table in which identifiers of communications relayed with higher priority are registered; relaying, by the relay device, communication specified by the communication identifiers stored in the priority table with higher priority than other communication; receiving, by the communication managing device, communication start requests from any of the wireless terminals and sending communication identifiers specifying the communications that are about to be started to the relay device; receiving, by the relay device, the communication identifiers and registering the received communication identifiers in the priority table, to an extent that a proportion S/U of a sum S of consumption bandwidths of the communications specified by the communication identifiers registered in the priority table to the available bandwidth U of the wireless network does not exceed a predetermined upper limit.