Methods and home agent for building a plurality of individual binding
updates in the home agent on behalf of a mobile node. One of the methods
and the home agent is directed to receiving an Aggregated Binding Update
(ABU) at the home agent from the mobile node, building the plurality of
individual binding updates from the ABU and sending from the home agent
each of the plurality of individual binding updates toward each of the
different destination addresses. Each of the plurality of individual
binding updates has a different destination address, which is specified
in the ABU. Another of the methods and the home agent is directed to
intercepting a plurality of binding acknowledgments destined to the
mobile node, building an Aggregated Binding Acknowledgment (ABA) from the
plurality of binding acknowledgments and sending the ABA toward the
mobile node.