One more question I forgot to include: I see this message in the router's logs. Is it just a notice, or indicative of a problem? Prefix Delegation Size incompatible with ISP: Dynamic IPv6 acquirement...

I am trying to understand how to properly configure the IPv6 Prefix Delegation Server in my ER7406 so that I can have a multi-layered tree-style internal network. My Configuration My ISP offers IPv6...