#!/bin/bash
echo "Router, ok!"

ip link set up dev enp0s8
ip link set up dev enp0s9
ip link set up dev enp0s10

wget https://git.tmferreira.tec.br/tiago.ferreira/GRC/raw/branch/main/interfaces -O /etc/network/interfaces

ip address flush enp0s8
ip address add 172.17.0.1/24 dev enp0s8
ip address flush enp0s9
ip address add 192.168.200.1/24 dev enp0s9
ip address flush enp0s10
ip address add 192.168.56.200/24 dev enp0s10

sysctl -w net.ipv4.ip_forward=1

iptables -t nat -F

iptables -t nat -A POSTROUTING -o enp0s3 -j MASQUERADE

iptables -t nat -A PREROUTING -p tcp --dport 10000 -j DNAT --to-destination 192.168.200.2:22
iptables -t nat -A PREROUTING -p tcp --dport 10001 -j DNAT --to-destination 192.168.200.3:22
iptables -t nat -A PREROUTING -p tcp --dport 10002 -j DNAT --to-destination 172.17.0.2:22

systemctl restart named

apt clean

#poweroff