sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup
rm /etc/apt/sources.list
echo "
deb http://archive.ubuntu.com/ubuntu/ trusty main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ trusty-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ trusty-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ trusty main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ trusty-security main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ trusty-updates main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe multiverse
" >> /etc/apt/sources.list
apt-get -o Acquire::ForceIPv4=true update
apt-get -o Acquire::ForceIPv4=true install squid3 squid -y
cd /etc/squid3/
rm squid.conf
rm /etc/apt/sources.list
sudo cp /etc/apt/sources.list_backup /etc/apt/sources.list