IPtables HELP

hello zppv members i have a problems with iptables ( Ubuntu 16.04 LTS 64 bits) when î add this rules ï find this 


iptables: No chain/target/match by that name.


iptables -A INPUT -p udp -m string --algo bm --hex-string "| ffffffff54536f7572636520456e67696e6520517565727900 |" -m length --length 25 -m recent --set --name tutorinterval

iptables -A INPUT -p udp -m string --algo bm --hex-string "| ffffffff54536f7572636520456e67696e6520517565727900 |" -m length --length 25 -m recent --update --seconds 1 --hitcount 4 --name tutorinterval -j DROP

iptables -A INPUT -p udp -m string --algo bm --hex-string "| ffffffff54536f7572636520456e67696e6520517565727900 |" -m length --length 69 -m recent --set --name tutorinterval

iptables -A INPUT -p udp -m string --algo bm --hex-string "| ffffffff54536f7572636520456e67696e6520517565727900 |" -m length --length 69 -m recent --update --seconds 1 --hitcount 4 --name tutorinterval -j DROP

iptables -A INPUT -p udp -m string --algo bm --hex-string "|ffffffff54536f7572636520456e67696e6520517565727900|" -m length --length 53 -m recent --set --name sourcequery

iptables -A INPUT -p udp -m string --algo bm --hex-string "|ffffffff54536f7572636520456e67696e6520517565727900|" -m length --length 53 -m recent --update --seconds 1 --hitcount 4 --name sourcequery -j DROP

iptables -I INPUT -p udp --dport 27015 -m string --to 55 --algo kmp --hex-string '|fe ff ff ff 31 32 33 20|' -j DROP

iptables -I INPUT -p udp --dport 27015 -m string --to 55 --algo kmp --hex-string '|ff ff ff ff 55 00 00 00 00|' -j DROP

iptables -I INPUT -p udp --dport 27016 -m string --to 55 --algo kmp --hex-string '|ff ff ff ff 55 00 00 00 00|' -j DROP

iptables -I INPUT -p udp --dport 27020 -m string --to 55 --algo kmp --hex-string '|ff ff ff ff 55 00 00 00 00|' -j DROP

iptables -A INPUT -p udp -m multiport --dport 27015 -s 111.80.129.228 -m string --string 'Source Engine' --algo bm -m limit --limit 5/s --limit-burst 1 -j ACCEPT

iptables -A INPUT -p udp -m multiport --dport 27016 -s 111.80.129.228 -m string --string 'Source Engine' --algo bm -m limit --limit 5/s --limit-burst 1 -j ACCEPT

iptables -A INPUT -p udp -m multiport --dport 27020 -s 111.80.129.228 -m string --string 'Source Engine' --algo bm -m limit --limit 5/s --limit-burst 1 -j ACCEPT

iptables -A Q3FW -p udp -m string --algo bm --hex-string '|582d557365722d4167656e743a|' -j DROP

iptables -A Q3FW -p udp -m string --algo bm --hex-string '|2e4e4554|' -j DROP

iptables -A Q3FW -p udp -m string --algo bm --hex-string '|2e434f4d|' -j DROP

PROBLEM IS : iptables: No chain/target/match by that name.                                                                    

iptables -A INPUT -p udp --dport 27016 -m connlimit --connlimit-above 4 -j sshguard

PROBLEM IS :iptables v1.6.0: Couldn't load target `sshguard':No such file or directory  

Try `iptables -h' or 'iptables --help' for more information.

and more please If there is any error
 Correct them please.