Network

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sudo update-alternatives --list iptables sudo update-alternatives --config iptables sudo mv /usr/sbin/iptables /root/scripts sudo ln -s /usr/sbin/iptables-legacy /usr/sbin/iptables

iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE iptables -A FORWARD -i eth1 -o eth0 -m state --state RELATED,ESTABLISHED -j ACCEPT iptables -A FORWARD -i eth1 -o eth0 -j ACCEPT

vi /etc/dhcpd.conf interface eth1 static ip_address=172.16.12.100 /24

apt-get install -y dnsmasq vi /etc/dnsmasq.conf

interface=eth1 dhcp-range=172.16.12.10,172.16.12.50,255.255.255.0,24h dhcp-option=option:router,172.16.12.100

service dnsmasq restart