[c-nsp] ACL tuning
Justin M. Streiner
streiner at cluebyfour.org
Wed Mar 5 10:21:54 EST 2008
On Wed, 5 Mar 2008, Church, Charles wrote:
> Is there any advantage to moving your more heavily-used ACL entries
> to the top of the ACL anymore, or is that a thing of the past? I
> thought CEF and compiled ACLs replaced that long ago, but figured I'd
> ask. It's on a CPU based router, running 12.4. Lots of ACLs for
> inbound and outbound traffic, as well as for QoS as part of policies.
I don't know if it's an absolute requirement anymore, but I still do it
because it's a good idea. I'd think if the router is doing forwarding
and ACL processing in software, tuning your ACLs is still a very good
idea.
jms
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