# DVD 1
#deb cdrom:[Debian GNU/Linux 10.2.0 _Buster_ - Official amd64 DVD Binary-1 20191116-09:57]/ buster contrib main

deb http://deb.debian.org/debian/ bullseye main contrib non-free
deb-src http://deb.debian.org/debian/ bullseye main contrib non-free

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

# bullseye-updates, previously known as 'volatile'
deb http://deb.debian.org/debian/ bullseye-updates main contrib non-free
deb-src http://deb.debian.org/debian/ bullseye-updates main contrib non-free

# backports
deb http://deb.debian.org/debian/ bullseye-backports main contrib non-free
deb-src http://deb.debian.org/debian/ bullseye-backports main contrib non-free

# testing
#deb http://deb.debian.org/debian/ testing main contrib non-free
#deb-src http://deb.debian.org/debian/ testing main contrib non-free

# unstable
#deb http://deb.debian.org/debian/ unstable contrib non-free
#deb-src http://deb.debian.org/debian/ unstable contrib non-free

# experimental
#deb http://deb.debian.org/debian/ experimental main contrib non-free
#deb-src http://deb.debian.org/debian/ experimental main contrib non-free