Patent ID: 8792492
Filing Date: 2014-07-29
Classification: H04L,H04W

Abstract:
1. An open communication method between at least two sub-networks, where each of the at least one sub-networks has a different routable network addressing scheme comprising: receiving a packet for a specific application, the packet including an application identifier, where a node generating the packet is configured to communicate using a first of said at least two sub-networks; determining if the packet is to be relayed to another of the at least two sub-network based upon the application identifier; determining if a node receiving the packet is a broker node, where a broker node is configured for communicating using at least two of the at least two sub-network via a corresponding routable network addressing schemes for each of the sub-networks; relaying the packet to a broker node if not a broker node; forwarding, by the broker node, the packet to at least one node in another of the at least two sub-network; determining, by a broker node, a relay scope for the packet based upon information in the packet; and broadcasting, by the broker node, the packet to each of the at least two sub-networks if the relay scope has not be reached; wherein the application is an emergency service message.