# Liberar ANS - PTA - DIOPSX
iptables -t nat -I PREROUTING -p tcp -m multiport -d 189.21.233.19 --destination-ports 20,21,80,8181 -j ACCEPT
iptables -t nat -I PREROUTING -p udp -m multiport -d 189.21.233.19 --destination-ports 8181 -j ACCEPT
iptables -A FORWARD -p tcp -m multiport --destination-ports 20,21,80,8181 -d 189.21.233.19 -j ACCEPT
iptables -A FORWARD -p udp -m multiport --destination-ports 8181 -d 189.21.233.19 -j ACCEPT
iptables -A FORWARD -p tcp --dport 20000:20025 -d 189.21.233.19 -j ACCEPT
iptables -A FORWARD -p tcp --dport 20000:20025 -s 189.21.233.19 -j ACCEPT
iptables -A FORWARD -p tcp -s 189.21.233.19 -m state --state ESTABLISHED,RELATED -j ACCEPT
iptables -A FORWARD -p udp -s 189.21.233.19 -m state --state ESTABLISHED,RELATED -j ACCEPT
iptables -t nat -I PREROUTING -d 189.21.233.19 -j ACCEPT
iptables -t nat -I PREROUTING -s 189.21.233.19 -j ACCEPT
iptables -A INPUT -p udp -s 189.21.233.19 -j ACCEPT
iptables -A OUTPUT -p tcp --destination-port 20001:20025 -j ACCEPT
iptables -A INPUT -p tcp --destination-port 20001:20025 -j ACCEPT
Muito obrigado a todos,