At this point I was somewhat stuck and I had a look at how dhcpcd deals with this. While I was already using dhcpcd in my network, I had not yet setup the more advanced use case with a /60 and multiple /64. I was pretty sure that dhcpcd can handle this, but I did not yet know how. Disclaimer: What follows are my notes on how I got it to work. It is likely that I am doing things wrong and misunderstand some parts. Unfortunately I no longer have access to GitHub7, so I cannot open an issue with th...