zend@work:~$ sudo iptables -I INPUT 1 -p tcp --dport 8080 -j ACCEPT
zend@work:~$ sudo iptables -L -v -n -x
Chain INPUT (policy DROP 0 packets, 0 bytes)
pkts bytes target prot opt in out source destination
32 2554 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpt:8080