[olug] ipset not actually blocking

Rob Townley rob.townley at gmail.com
Wed Dec 10 02:03:12 CST 2014

Appears the iptables update 1.4.7-14 which came with CentOS6 r6 is the most
likely culprit.

The solution for now is:
delete ',dst' from the iptables INPUT chain
delete 'src,' from the iptables OUTPUT chain.

On Mon, Dec 8, 2014 at 5:39 PM, Rob Townley <rob.townley at gmail.com> wrote:

> i created an ipset and added to it and used the same iptables
> working all summer long  but
> ​i can still ping and do nslookup queries against it.   ipset or
> iptables is broken.
>   Anybody else rebooted since  ipset-6.11-3.el6.i686 was installed and
> actually tested that IP addresses that are supposed to be blacklisted are
> actually blocked?
> Filed CentOS bug report 7977 <http://bugs.centos.org/view.php?id=7977>
> this morning.  ipset was working great most of the year until ipset 6.11.-3
> CentOS bug 7977​ <http://bugs.centos.org/view.php?id=7977>

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