An IPv6 host uses the preference value in an advertisement to determine the default
router to use to reach a destination. A preference value can be low, medium, or
high.
-
Access global configuration
mode.
device# configuration terminal
-
Access interface configuration mode.
device(config)# interface ethernet 0/1
-
Configure router advertisement
preference for the IPv6 router.
device(conf-if-eth-0/1)# ipv6 nd router-preference medium
