How to Show All NAT Tables Rules IPTABLES
iptables -t nat -L iptables -t nat -L -n -v | grep 'something' iptables -t nat -L -n -v
The netstat-nat command display the natted connections on a Linux iptable firewall
yum install netstat-nat
# netstat-nat -n
To display SNAT connections, run:
# netstat-nat -S
To display DNAT connections, type:
# netstat-nat -D
List NAT
iptables -t nat –line-numbers -L
Delete rule no 6
iptables -t nat -D PREROUTING 6