Processes (Cont)
- Each "Mobility binding" has a negotiated lifetime limit
- To continue, reregister within lifetime
Return to Home:
- Mobile node de-registers with home agent sets care-of-address to its permanent IP address
- Lifetime = 0 ? De-registration
De-registration with foreign agents is not required. Expires automatically
Simultaneous registrations with more than one COA allowed (for handoff)