Routing on proxmox

nat.sh

#!/bin/bash
/sbin/iptables -t nat  --flush
iptables --flush


iptables -t nat -A POSTROUTING -s 10.0.0.0/24 -o vmbr0 -j MASQUERADE

iptables -t nat -A POSTROUTING -s 10.0.0.0/24 -o eth0 -j MASQUERADE

/sbin/iptables -t nat -A POSTROUTING -s 10.0.0.0/24 -o vmbr0 -j SNAT --to PUBLIC_IP

#exit 1



while read line
do

serveur=` echo $line |cut -d: -f1`
ports=` echo $line |cut -d: -f2`
for port in $ports
do

from=` echo $port |cut -d/ -f1`
to=` echo $port |cut -d/ -f2`

echo "$serveur : $from -> $to"
/sbin/iptables -t nat -A PREROUTING -i vmbr0 -p tcp --dport $from -j DNAT --to 10.0.0.$serveur:$to

done

done < "/root/rules"