# ==============================
# DMZ 
#  NETWORK: 23.214.219.128/25
# ==============================
ip=23.214.219.129
routerIp=23.214.219.254
dns=23.214.219.129
dns2=23.214.219.130
smtp=23.214.219.131
www=23.214.219.132
mask25=255.255.255.128

sudo iptables -F
sudo ifconfig enp0s9 $ip netmask $mask25
sudo ip route add default via $routerIp