deb http://ftp.de.debian.org/debian/ bookworm main contrib non-free non-free-firmware
deb-src http://ftp.de.debian.org/debian/ bookworm main contrib non-free non-free-firmware

deb http://security.debian.org/debian-security bookworm-security main contrib non-free non-free-firmware
deb-src http://security.debian.org/debian-security bookworm-security main contrib non-free non-free-firmware

deb http://ftp.de.debian.org/debian/ bookworm-updates main contrib non-free non-free-firmware
deb-src http://ftp.de.debian.org/debian/ bookworm-updates main contrib non-free non-free-firmware