Mobile IPX
Mobile host: has software in it to make applications think its address is always a constant
- finds MR
- Asks for address from MR. Keeps MR informed when it moves
Mobile router
- advertises itself through SAP
- assigns MH a permanent address
- keeps track of MH’s current physical address
- receives packets destined to MH
- Redirects them to MH’s current physical address
Correspondent Host: unaware that its’ talking to a MH rather than an ordinary IPX node