PPT Slide

RAT Delivery Scenario (cont’d)

Corresponding Node CN ( CN-IP)

MN sends a return datagram to CN

1. MN sends a datagram to RAT

2. RAT receives datagram

3. RAT performs translation on datagram

4. RAT forwards datagram to CN

Src: HomeIP

Dst: CN-IP

HomeIP : CoIP

a. change dst to CN-IP

b. Replace src with HomeIP

Src: CoIP

Dst: RAT-IP

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