# Package management config, system upgrade.
echo 'deb http://ftp.debian.org/debian/ jessie main contrib non-free' \
- >/etc/apt/sources.list
-echo 'deb http://security.debian.org/ jessie/updates main contrib non-free' \
+ > /etc/apt/sources.list
+echo 'deb http://security.debian.org/ jessie/updates main contrib non-free' \
>> /etc/apt/sources.list
echo 'deb http://ftp.debian.org/debian/ jessie-updates main contrib non-free' \
>> /etc/apt/sources.list