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Widely deployed mobility management systems for wireless
communications have isolated the path for forwarding data from the
control plane signaling for mobility management. To realize this
requirement with Mobile IP requires that the control functions of the
home agent be addressable at a different IP address than the source
IP address of the tunnel between the home agent and mobile node.
Similar considerations hold for mobility anchors implementing
Hierarchical Mobile IP or PMIP.
Charles Perkins <firstname.lastname@example.org>
(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid)