Re: Help on Iptables

[Pascal Hambourg <pascal.mail@plouf.fr.eu.org>]

Hello,

wlagmay@yanbulink.net a écrit :
> 
> I just want to know How am I going to do a blocking of multiple ports on a
> single line let say port 700 to 800.
> 
> Im trying this command but it is not working
> 
> iptables -A OUTPUT -p tcp -m state --state NEW -m tcp --dport 700-800 -j DROP
> iptables -A OUTPUT -p tcp -m state --state NEW -m tcp --dport 700 --to 800 -j
> DROP

man iptables says the port range syntax in port matches is "700:800". 
The port range syntax "700-800" is used only in NAT targets.