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Home Agent/Mobile Node SA Establishment
Server to host data origin and integrity/replay protection
To protect a legitimate Mobile Node against rogue Home Agents
Host to server data origin and integrity/replay protection, and host mobility service authorization
To protect Home Agent from theft or disruption of mobility service by an attacker
Stateless Home Agent initial transaction
To avoid DoS state depletion attacks
This is covered by IKEv2
PPT Version