# iptables -n -L --line-numbers Chain INPUT (policy DROP) num target prot opt source destination 1 ACCEPT all -- 0.0.0.0/0 0.0.0.0/0 state RELATED,ESTABLISHED 2 ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 tcp spt:53 dpts:1024:65535 Chain FORWARD (policy ACCEPT) num target prot opt source destination Chain OUTPUT (policy ACCEPT) num target prot opt source destination