Info from VE "
starting apt-get update
Hit:1 http://security.debian.org buster/updates InRelease
Hit:2 http://download.proxmox.com/debian/ceph-octopus buster InRelease
Hit:3 http://ftp.dk.debian.org/debian buster InRelease
Hit:4 http://ftp.dk.debian.org/debian buster-updates InRelease
Err:5...