syn protect tool

[signmem]

hi everyone:

can anybody show me some tools can protect syn attack? (except iptables )

thank you.

[davidanand]

you can use this

SYN attack-
netstat -anp |grep 'SYN' | awk '{print $5}'|cut -d: -f1|sort |uniq -c | sort -n

[signmem]

thank you for you replay, you way is my may to use iptables scripts to protect SYN attack, but I want to find out another tools to use easy.

because I have to block ip address after days I have to release ip address by scripts .... troublesome.

I want try to konw is there some tolls better.

[davidanand]

Hey if so go with CSF firewall + LFD ..that will help you on your case

[signmem]

thank you for reply. I try to use cfs. it looks like iptables tools not dedicate to syn attack.