[aarcane@kropstnega ~]$ sudo iptables -L
Chain INPUT (policy DROP)
target     prot opt source               destination         
ACCEPT     0    --  10.66.6.0/24         anywhere            
ACCEPT     0    --  anywhere             anywhere            state RELATED,ESTABLISHED 
ACCEPT     tcp  --  anywhere             anywhere            tcp dpt:www 
ACCEPT     tcp  --  anywhere             anywhere            tcp dpt:ssh