[CentOS] blocking outgoing ports with iptables
T'Krin
tkrin at tkrin.netSun Oct 30 03:27:22 UTC 2005
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> Hi, > > I'm using the generic system-config-securitylevel-tui program on a > remote server to configure my firewall. So far it's been fairly decent, > allowing me to open up ports and whatnot. But I want to start blocking > a couple of outgoing ports on my machine. I want to lock it down so the > only traffic going in our out of my machine is stuff that I specify. > > Is there a way to do this with the system-config-securitylevel program? > If not, what do you recommend I use to configure the firewall? > > thanks, > ajay I've never seen a way block outbound ports using the config tool. If you are comfortable with the iptables syntax, you could edit /etc/sysconfig/iptables to your liking and then restart the iptables service. ~Dan
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