Changing rules for protection against several ddos attacks.

conf/logging_ipv4.conf

@@ -20,8 +20,12 @@ fi
 log_all=false
 
 log_syn_flood=false
+log_port_scanning=false
+log_ssh_brute_force=false
 log_fragments=false
 log_new_not_sync=false
+log_syn_with_suspicious_mss=false
+log_invalid_packets=false
 log_invalid_state=false
 log_invalid_flags=false
 log_spoofed=false