#!/bin/sh # Setup interface ip tuntap add dev qemu-tap0 mode tap ip link set dev qemu-tap0 up ip addr add dev qemu-tap0 11.0.0.1/24 # Start DHCP server systemctl start dnsmasq.service # Setup forwarding to the outer network iptables -t nat -A POSTROUTING --src 11.0.0.0/24 -j MASQUERADE iptables -A FORWARD --src 11.0.0.0/24 -j ACCEPT iptables -A FORWARD --dst 11.0.0.0/24 -j ACCEPT