
86 Chapter 4: IOS Mobile IP in the Lab
address subcommand, and the Home Agent address is configured with the home-agent sub-
command, as shown in the following example:
router mobile
ip mobile router
address 192.168.100.10 255.255.255.0
home-agent 192.168.1.2
Finally, the mandatory security association with the Home Agent needs to be configured. This
security association needs to exactly match the one configured on the Home Agent, as follows:
ip mobile secure home-agent 192.168.1.2 spi 100 key hex
1234567890abcdef1234567890abcdef algorithm hmac-md5
Recall that the security association is configured from the perspective of the Mobile IP entity
on which ...