nanog mailing list archives

Re: High throughput bgp links using gentoo + stipped kernel


From: Phil Fagan <philfagan () gmail com>
Date: Mon, 20 May 2013 17:08:18 -0600

Just curious and perhaps off topic a tad but; is the stateful filtering of
sessions on a router to replace a firewall? Or is there another reason to
do it? I could see a benefit of creating blacklists, however,
I'm struggling with what other benefits it would provide...service
aware load-balancing? I'm very interested to learn what other strategies
and or design considerations would be made with thinking of using filtering
on a router.

I'm perfectly willing to accept consolidation of services :-)


On Mon, May 20, 2013 at 3:45 PM, Matt Palmer <mpalmer () hezmatt org> wrote:

On Sun, May 19, 2013 at 04:42:23PM -0700, Seth Mattinen wrote:
On 5/19/13 4:27 PM, Ben wrote:
Do you actually need stateful filtering?  A lot of people seem to think
that it's important, when really they're accomplishing little from it,
you can block ports etc without it.

I believe PCI compliance requires it, other things like it probably do
too.

There'd be very few PCI compliant sites if PCI required stateful
firewalling
in core routers.

- Matt





-- 
Phil Fagan
Denver, CO
970-480-7618


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