# iptables -L Chain INPUT (policy ACCEPT) target prot opt source destination SIP_ALLOW all -- anywhere anywhere REMOTE_ACCESS tcp -- anywhere anywhere tcp dpt:https DOS all -- anywhere anywhere SPI all -- anywhere anywhere ACCEPT tcp -- anywhere anywhere tcp dpts:1863:1864 ACCEPT tcp -- anywhere anywhere tcp dpt:4443 ACCEPT tcp -- anywhere anywhere tcp dpt:5190 ACCEPT tcp -- anywhere anywhere tcp dpt:5566 ACCEPT tcp -- anywhere anywhere tcp dpts:40000:40099 LOG tcp -- anywhere anywhere tcp flags:SYN,RST,ACK/SYN limit: avg 6/hour burst 5 LOG level alert prefix `Intrusion -> ' DROP all -- anywhere anywhere Chain FORWARD (policy ACCEPT) target prot opt source destination TCPMSS tcp -- anywhere anywhere tcp flags:SYN,RST/SYN TCPMSS clamp to PMTU TCPMSS tcp -- anywhere anywhere tcp flags:SYN,RST/SYN TCPMSS clamp to PMTU DOS all -- anywhere anywhere DMZ all -- anywhere anywhere VRTSRV all -- anywhere anywhere SPI all -- anywhere anywhere ACCEPT all -- 0.0.0.0 anywhere LOG tcp -- anywhere anywhere tcp flags:SYN,RST,ACK/SYN limit: avg 6/hour burst 5 LOG level alert prefix `Intrusion -> ' DROP all -- anywhere anywhere Chain OUTPUT (policy ACCEPT) target prot opt source destination Chain DMZ (1 references) target prot opt source destination RETURN all -- anywhere anywhere Chain DOS (2 references) target prot opt source destination dos_ping_of_death icmp -- anywhere anywhere icmp echo-request dos_fragments all -f anywhere anywhere dos_ripdefect udp -- anywhere anywhere udp dpt:route dos_ipspoof all -- anywhere anywhere RETURN tcp -- anywhere anywhere limit: avg 200/sec burst 250 tcp flags:SYN,RST,ACK/SYN LOG tcp -- anywhere anywhere tcp flags:SYN,RST,ACK/SYN LOG level emerg prefix `"Echo::debugA' DROP tcp -- anywhere anywhere tcp flags:SYN,RST,ACK/SYN RETURN tcp -- anywhere anywhere limit: avg 200/sec burst 250 tcp flags:FIN,SYN,RST,ACK/RST LOG tcp -- anywhere anywhere tcp flags:FIN,SYN,RST,ACK/RST LOG level emerg prefix `"Echo::debugB' DROP tcp -- anywhere anywhere tcp flags:FIN,SYN,RST,ACK/RST RETURN all -- anywhere anywhere RETURN all -- anywhere anywhere Chain REMOTE_ACCESS (1 references) target prot opt source destination DROP all -- anywhere anywhere Chain SIP_ALLOW (1 references) target prot opt source destination ACCEPT udp -- anywhere anywhere udp dpt:5060 ACCEPT udp -- anywhere anywhere udp dpts:16384:16400 RETURN all -- anywhere anywhere Chain SPI (2 references) target prot opt source destination ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED DROP all -f anywhere anywhere DROP tcp -- anywhere anywhere DROP udp -- anywhere anywhere DROP all -- anywhere anywhere Chain URLFILTER (0 references) target prot opt source destination RETURN all -- anywhere anywhere Chain VRTSRV (1 references) target prot opt source destination ACCEPT tcp -- anywhere 10.1.1.11 tcp dpt:ssh ACCEPT tcp -- anywhere 10.1.1.11 tcp dpt:ftp RETURN all -- anywhere anywhere RETURN all -- anywhere anywhere Chain dos_fragments (1 references) target prot opt source destination LOG all -- anywhere anywhere LOG level emerg prefix `"Echo::debug' DROP all -- anywhere anywhere Chain dos_ipspoof (1 references) target prot opt source destination LOG all -- 255.255.255.255 0.0.0.0 LOG level emerg prefix `"Echo::debug' DROP all -- 255.255.255.255 0.0.0.0 LOG all -- 240.0.0.0/4 anywhere LOG level emerg prefix `"Echo::debug' DROP all -- 224.0.0.0/4 anywhere LOG !udp -- anywhere 240.0.0.0/4 LOG level emerg prefix `"Echo::debug' DROP !udp -- anywhere 240.0.0.0/4 LOG all -- 240.0.0.0/5 anywhere LOG level emerg prefix `"Echo::debug' DROP all -- 240.0.0.0/5 anywhere RETURN all -- anywhere anywhere Chain dos_ping_of_death (1 references) target prot opt source destination DROP all -- anywhere anywhere limit: avg 1/sec burst 5 LOG all -- anywhere anywhere LOG level emerg prefix `"Echo::pingofdeath--->"' DROP all -- anywhere anywhere Chain dos_ripdefect (1 references) target prot opt source destination DROP udp -- anywhere anywhere udp dpt:route #