Ubuntu: usare una lista di mirror per APT-GET
Aprire il file /etc/apt/sources.list ed aggiungere le righe:
deb mirror://mirrors.ubuntu.com/mirrors.txt precise main restricted universe multiverse
deb mirror://mirrors.ubuntu.com/mirrors.txt precise-updates main restricted universe multiverse
deb mirror://mirrors.ubuntu.com/mirrors.txt precise-backports main restricted universe multiverse
deb mirror://mirrors.ubuntu.com/mirrors.txt precise-security main restricted universe multiverse
Per altre versioni basta cambiare precise con la versione richiesta.