Dynamic updating of routing information for routing packets between LAN's connected to a plurality of routers via a public network
May 19, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesMethod for data transfer through a bridge to a network requiring source route information Network system Network system comprising a plurality of LANs using hierarchical routing Bridge communication system Communication network system having a plurality of different protocal LAN's Method and apparatus for routing communications among computer networks Updating link state information in networks Routing apparatus and method for high-speed mesh connected local area network System and method for interconnecting local area networks Dynamic routing system for a multinode communications network InventorsAssigneeApplicationNo. 245616 filed on 05/19/1994US Classes:709/242, Routing data updating370/389Switching a message which includes an address headerExaminersPrimary: Lim, KrisnaAttorney, Agent or FirmInternational ClassesH04L 012/28H04L 012/66 Foreign Application Priority Data1993-05-19 JPAbstractConnected to different routers of a packet routing network through a public network and to local area networks (LAN's) and comprising a routing table keeping routing information for an optimum path between each pair of the LAN's, a local router comprises a protocol processor for periodically processing the routing information into a local routing information protocol (RIP) datum indicative of connection information to the LAN's connected to the local router and a comparator comparing the local RIP datum with stored information of an RIP memory to discard and to write in the memory as a current datum the local RIP datum if the local RIP datum is coincident and incoincident with the stored information, respectively. A public network interface sends the current datum towards the different routers. In the routing table, the routing information is dynamically updated in response to an incoming RIP datum received from any one of the different routers.Other References
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