IPTables
Proxmox IPTables











Dodawanie reguły 
iptables -t nat -I PREROUTING 1 -i vmbr0 -d 11.22.33.44/24 -p tcp --dport 53 -j DNAT --to-destination 192.168.23.1/23:53
iptables -A FORWARD -i vmbr0 -o vmbr1 -d 192.168.23.1/23 -p tcp --dport 53 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT
iptables -A FORWARD -i vmbr1 -o vmbr0 -s 192.168.23.1/23 -p tcp --sport 53 -m state --state ESTABLISHED,RELATED -j ACCEPT
  • apt-get install iptables-persistent -y
  • iptables-save > /etc/iptables/rules.v4
  • cat /etc/iptables/rules.v4
Usuwanie reguły 
iptables -t nat -D PREROUTING -i vmbr0 -d 11.22.33.44/24 -p tcp --dport 53 -j DNAT --to-destination 192.168.23.1/23:53
iptables -D FORWARD -i vmbr0 -o vmbr1 -d 192.168.23.1/23 -p tcp --dport 53 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT
iptables -D FORWARD -i vmbr1 -o vmbr0 -s 192.168.23.1/23 -p tcp --sport 53 -m state --state ESTABLISHED,RELATED -j ACCEPT
  • iptables-save > /etc/iptables/rules.v4