#deb cdrom:[Debian GNU/Linux 8.6.0 _Jessie_ - Official amd64 CD Binary-1 20160917-14:25]/ jessie main

deb http://ftp.uni-erlangen.de/debian/ jessie main contrib
#deb-src http://ftp.uni-erlangen.de/debian/ jessie main

deb http://security.debian.org/ jessie/updates main
#deb-src http://security.debian.org/ jessie/updates main

# jessie-updates, previously known as 'volatile'
deb http://ftp.uni-erlangen.de/debian/ jessie-updates main
#deb-src http://ftp.uni-erlangen.de/debian/ jessie-updates main

#backports
deb http://ftp.debian.org/debian jessie-backports main