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Compression of a routing header in a packet by a mobile router in an ad hoc network

  • US 20070153764A1
  • Filed: 07/28/2006
  • Published: 07/05/2007
  • Est. Priority Date: 01/04/2006
  • Status: Active Grant
First Claim
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1. A method in a mobile ad hoc router that is within a mobile ad hoc network, the method including:

  • receiving, by the mobile ad hoc router, routing information that identifies a mobile ad hoc node within the mobile ad hoc network and that is reachable within a prescribed distance of the mobile ad hoc router;

    storing by the mobile ad hoc router a routing table entry in response to reception of the routing information and that specifies an explicit path for reaching the mobile ad hoc node within the prescribed distance;

    modifying, by the mobile ad hoc router, a routing header of a received packet into a modified routing header, the modifying including one of;

    (1) removing an identified path for reaching the mobile ad hoc node from the routing header based on the routing header identifying that the received packet is from the identified path, and(2) inserting the explicit path into the routing header, based on the routing header identifying the received packet is to be sent via the mobile ad hoc node; and

    outputting the received packet, having the modified routing header, toward a destination address specified by the received packet.

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