Computer Networking › Section G · Wireless and mobile networks › Topic G.6
Mobility management in practice
Cellular networks put the principles of home networks, tunnels and indirect routing to work billions of times a day. Following one phone through attachment, roaming and handover shows how, and Mobile IP shows the same ideas built for the internet.
In this topic
- One phone, four stages
- Association and control-plane set-up
- Data-plane tunnels: home routing
- Why and when to hand over
- The handover, step by step
- Worked example: what changes in a handover
- Worked example: how often a train hands over
- Mobile IP: the internet's version
- Why Mobile IP saw little use
- Common mistakes to avoid
- Key takeaways
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