Thank you for fast reply. yes fai-project.org is included since I am using the default sources.list which was given with faiserver installation from cd.
Here is the detailed content of them: root@faiserver:~# cat /etc/apt/sources.list # These lines should work for many sites deb http://deb.debian.org/debian stretch main contrib non-free deb http://deb.debian.org/debian-security stretch/updates main contrib non-free #deb http://deb.debian.org/debian stretch-backports main contrib non-free # repository that may contain newer fai packages for stretch deb [trusted=yes] http://fai-project.org/download stretch koeln root@faiserver:~# ls -la /etc/apt/sources.list.d/ total 8 drwxr-xr-x 2 root root 4096 Sep 13 2017 . drwxr-xr-x 6 root root 4096 Apr 5 10:39 .. root@faiserver:~# cat /etc/fai-i386/apt/sources.list # These lines should work for many sites deb http://deb.debian.org/debian stretch main contrib non-free deb http://deb.debian.org/debian-security stretch/updates main contrib non-free #deb http://deb.debian.org/debian stretch-backports main contrib non-free # repository that may contain newer fai packages for stretch deb [trusted=yes] http://fai-project.org/download stretch koeln root@faiserver:~# 2018-04-05 12:04 GMT+02:00 Thomas Lange <la...@informatik.uni-koeln.de>: > First check your > /etc/fai/apt/sources.list > ^^^ > You should use the fai-project.org repo here. > -- > regards Thomas >