#!/bin/bash
(
set -x
# Set UTC Timezone
timedatectl set-timezone Etc/UTC
# Setting the hostname
cat > /etc/hostname <<NAMECONF
v-host
NAMECONF
hostname -F /etc/hostname
# Interface Configurations and networking restart
cat > /etc/hosts <<HOSTCONF
127.0.0.1       localhost
#  The following lines are desirable for IPv6 capable hosts
::1     localhost ip6-localhost ip6-loopback
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
HOSTCONF
cat > /etc/network/interfaces <<INTCONF
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
post-up ip link set dev eth0 mtu 1200
INTCONF
/sbin/ifdown eth0 ; /sbin/ifup eth0
# DNS Configuration
cat > /run/resolvconf/resolv.conf <<RUNDNSCONF
nameserver 8.8.8.8
nameserver 7.7.7.7
search sys.comcast.net
RUNDNSCONF
cat > /etc/resolvconf/resolv.conf.d/head<<HEADDNSCONF
nameserver 8.8.8.8.8
nameserver 7.7.7.7
search sys.comcast.net
HEADDNSCONF
export DEBIAN_FRONTEND=noninteractive
apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3B4FE6ACC0B21F32
apt-get update -o Acquire::ForceIPv4=true
# NTP Installation and Configuration
apt-get -y install expect ntp -o Acquire::ForceIPv4=true
apt-get --force-yes -y install iptables-persistent -o Acquire::ForceIPv4=true
2>&1) | tee /tmp/somelog_UD.log