deb http://repos.uo.edu.cu/debian/ stretch main non-free contrib deb http://repos.uo.edu.cu/debian/ stretch-updates main non-free contrib deb http://repos.uo.edu.cu/debian-security/ stretch/updates main non-free contrib ### Opcionales ### deb http://repos.uo.edu.cu/debian/ stretch-backports main non-free contrib deb http://repos.uo.edu.cu/debian/ stretch-proposed-updates main non-free contrib