search for: bad_tcp

...echo 0 > $i done ######## ######## 4. rules set up. ######## ######## 4.1 Filter table #### 4.1.1 Set policies $IPTABLES -P INPUT DROP $IPTABLES -P OUTPUT DROP $IPTABLES -P FORWARD DROP #### 4.1.2 Create userspecified chains # Create chain for bad tcp packets $IPTABLES -N bad_tcp # Create separate chains for ICMP, TCP and UDP to traverse $IPTABLES -N tcp_packets $IPTABLES -N udp_packets $IPTABLES -N icmp_packets $IPTABLES -N common #### 4.1.3 Create content in userspecified chains # bad_tcp chain $IPTABLES -A bad_tcp -p tcp --tcp-flags SYN,ACK SYN,ACK -m state -...