Hello all,I seem to have a broken centos 6.2 firewall on my server.If I use system-config-firewall to edit ports and such and try to apply the new rule set, the firewall gui... [by MadProfessor]
on 07/01/2012 – Made popular on 07/01/2012
Hi all, I edited my firewall configuration file (SuSEfirewall2) while trying to configure an ftp server. The good news: ftp server is up and running perfectly. The bad news: all other ports are blocked. :(
I noticed this morning the iptables firewall was not starting due to the fact that I rebuilt the kernel and forgot to include the relevent Netfilter modules. So I added those and rebooted. The firewall still fails, but rather that referring to the non-available ip_tables module, it now just says iptables.init: iptables: Applying firewall rules: iptables-restore: line 13 failed.
Running Fedora 17 x86_64. I have opened a few ports using system-config-firewall. After saving and appling the changes, the ports still are blocked. If I stop and start the firewall, things appear to be working. When the machine boots up, the ports appear to be blocked. If I stop and start the firewall, things work as expected.
I need a robust/reliable/elegant way to handle any error conditions while re-loading firewall rules, some background:
our servers are using whitelist mechanism, which means there should be a large volume of rules if some server need to talk many different destinations.
we have another tool to generate a firewall rule file, which will feed to iptables/ipfilter, with very rare chance that the file
When Sperical Cow hits the digital shelves sometime in late October or early November, users will have to get used to a new firewall management application. Sperical Cow is, of course the code-name for Fedora 18, the next stable release of Fedora.
Hello to all, Using GUFW to configure unclomplicated firewall. Reading the following tutorial --> https://wiki.ubuntu.com/BasicSecurity/Firewall. Restarts cause firewall to turn off. How do you maintain firewall on permanently? Is there a way to edit existing rulesets? If so, how? Any help would be greatly appreciated... traxster