Patent ID: 8170010

Claim:
A method for controlling the forwarding of packets destined to a mobile node, wherein the mobile node is attached to a home link, a home agent on the home link is configured to intercept packets destined to the mobile node's home address, and at least one router other than the home agent is on the home link, the method comprising the following steps: receiving from the mobile node a request to receive and forward packets addressed to the mobile node's home address, wherein the mobile node includes a link-layer address of the mobile node in the request; advertising on behalf of the mobile node, on the home link, the home agent's link-layer address as a destination address for the mobile node's home address; stopping, by the mobile node, an operation of advertising to the at least one router on the home link the mobile node's link-layer address as the destination address for the mobile node's home address when the mobile node attaches to the home link; receiving from the at least one router in response to the advertising of the home agent's link-layer address, the packets destined to the mobile node's home address having the home agent's link-layer address; and forwarding, by the home agent, all of the packets addressed to the mobile node's home address to the mobile node using the mobile node's link-layer address.