Package: src:debian-edu-config Version: 2.12.44~deb12u1 source.list after the offline installation from BD ISO-image has only "cdrom" source:
tester@tjener:~$ cat /etc/apt/sources.list deb cdrom:[Debian GNU/Linux 12.5.0 _Bookworm_ - Official amd64 BD Binary-1 with firmware 20240210-11:28]/ bookworm contrib main non-free-firmware Diskless Workstation has the same issue, when I boot it from this tjener. Sincerely, Serhii Horichenko