Hi
How to check the natted interface or IP address
iptables -t nat -L -v
Chain PREROUTING (policy ACCEPT 4 packets, 500 bytes)
pkts bytes target prot opt in out source destination
Chain INPUT (policy ACCEPT 3 packets, 416 bytes)
pkts bytes target prot opt in out source destination
Chain OUTPUT (policy ACCEPT 28 packets, 2841 bytes)
pkts bytes target prot opt in out source destination
Chain POSTROUTING (policy ACCEPT 28 packets, 2841 bytes)
pkts bytes target prot opt in out source destination
1 84 MASQUERADE all – any any 10.0.3.0/24 !10.0.3.0/24