On Tue, May 12, 2026 at 7:37 AM Thomas Marcks von Würtemberg wrote: > > > Hi, > > I'm currently testing ipv6 only networks and services to find things that > needs fixing, and when trying to install Debian Trixie using a IPv6 only > network with SLAAC configuration the installation fails to detect a > network. If i exit to a shell i can ping both the default gateway as well > as the two DNS servers that are running in the local /64 network. If I > manually set the DNS servers in resolve.conf then I can ping and resolve > things on the internet but the installer still does not detect internet and > can only install the base OS. >
Do you have an ipv6 router configured to send RDNSS info? https://oneuptime.com/blog/post/2026-03-20-slaac-dns-rdnss/view You can install radvdump to see the router advertisement info you're getting. Regards, Lee
