Chain INPUT (policy ACCEPT 448M packets, 213G bytes) pkts bytes target prot opt in out source destination 70 8126 DROP udp -- * * 0.0.0.0/0 0.0.0.0/0 /* we don't need udp (yet) */ 4673 326K SSHD tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpt:22 6697 470K ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpt:22 /* sshd */ 0 0 ACCEPT all -- * * 127.0.0.1 0.0.0.0 /* loopback */ 31066 1454K ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 state RELATED,ESTABLISHED /* already established connections are ok */ 0 0 DROP tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpts:1:21 /* selective blocks #1 */ 0 0 DROP tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpts:23:79 /* selective blocks #2 */ 2 112 DROP tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpts:81:48999 /* selective blocks #3 */ 0 0 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpt:80 /* lighttpd */ 298K 13M ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpts:49000:50000 /* bittornado */ 0 0 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpt:54321 /* vsftpd */ Chain FORWARD (policy DROP 0 packets, 0 bytes) pkts bytes target prot opt in out source destination Chain OUTPUT (policy ACCEPT 232M packets, 927G bytes) pkts bytes target prot opt in out source destination 3266 326K ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp spt:22 /* sshd */ 0 0 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp spt:80 /* lighttpd */ 64656 609M ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp spts:49000:50000 /* bittornado */ 0 0 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp spt:54321 /* vsftpd */