17 Oct
2021
17 Oct
'21
11:10 p.m.
Ugh. It looks like I need to read through the neighbor discovery RFC to understand how this works:
https://datatracker.ietf.org/doc/html/rfc4861
I did discover that the radvd.conf page includes an entry for AdvDefaultPreference low|medium|high so I can at least set the preference of the backup C7 box to low.