Thanks also i found this editinig the : edit /etc/sysconfig/iptables is a good way for solution problem solved thanks for everybody's attention
2010/4/23 Niki Kovacs <cont...@kikinovak.net> > > cahit Eyigünlü a écrit : > >> how could i add / remove iptable rules on cet os 5.4 final for tcp / udp >> base on ports >> >> If you don't want to mess with iptables, take a look at the firewall > configuration tool system-config-securitylevel-tui. I think there's a > graphical app also, but I've never used it. If you only need to open/close > ports on a tcp/udp basis, this tool will do the job. > > Right now looking for an example. In my own documentation, I have some > screenshots of the tool. Here, for example (second screenshot), opening port > 67 for UDP requests : > > http://www.microlinux.fr/doc_en_stock/dhcp.html > > Or here (first screenshot), opening port 53 for both TCP and UDP requests : > > http://www.microlinux.fr/doc_en_stock/dns.html > > If you want more complicated stuff, you'll have to dive into iptables, > though. > > Cheers, > > Niki > > > _______________________________________________ > CentOS mailing list > CentOS@centos.org > http://lists.centos.org/mailman/listinfo/centos > >
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