Patent ID: 8861382
Filing Date: 2014-10-14
Classification: H04W

Abstract:
1. An overlay network node which belongs to an overlay network formed at a host of a predetermined network and which has a function concerning a specific overlay network service, the overlay network node comprising: a message receiving unit for receiving, from a predetermined end node or another overlay network node, a message indicating that the predetermined end node which receives the specific overlay network service requests a function concerning the specific overlay network service; a request interpreting unit for interpreting a request from the predetermined end node with reference to information included in the message; a determination unit for determining which overlay network node among overlay nodes in the overlay network is concerned with the request based on an interpretation result of the request by the request interpreting unit; a selection unit for selecting an overlay network node to which the information included in the message is configured to be distributed to based on a determination result by the determination unit, so that at least one overlay network node among the overlay network nodes is not selected; and a transmission unit for transmitting the information included in the message to the selected overlay network node, wherein: the information of the message includes a flow filtering rule to designate a processing method of a data packet flow, the selected overlay network node being updated with respect to the flow filtering rule.