From: Pavel Bykov (slidersv@gmail.com)
Date: Fri Jan 23 2009 - 15:01:43 ARST
On routers (software platforms) you can control what type of CEF/switching
is used on an interface.
If you have router-on-a-stick, then it's ip route-cache same interface
if it's PBR, then "ip route-cache policy"
and so on.
Here is documentation for the command:
http://www.cisco.com/en/US/docs/ios/ipswitch/command/reference/isw_i1.html#wp1024531
On Wed, Jan 21, 2009 at 3:36 PM, Mike Lange <mikelange16@gmail.com> wrote:
> Hello,
>
> we are trying to understand if PBR is CEF switched or not. Based on
> this CCO document, PBR is CEF switched:
>
>
> http://www.cisco.com/en/US/docs/ios/12_2/qos/configuration/guide/qcfpbr.html
> #wp1005373
>
> Is this true? We see another DOC that contradicts and claims that by
> default it's process
> switched and can be configured to be fast switched:
>
>
> http://www.cisco.com/en/US/docs/ios/12_2/ip/configuration/guide/1cfindep.htm
> l#wp1001538
>
> Here's the main question. Our PBR is configured to match on ACL that
> matches TCP ports
> (not IP addresses). Would this traffic be process switched or CEF
> switched? I'm told that it would be CEF switched. I don't understand
> how CEF tables can store TCP port information.
>
> Thanks!!!
>
>
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>
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-- Pavel Bykov ---------------- Don't forget to help stopping the braindumps, use of which reduces value of your certifications. Sign the petition at http://www.stopbraindumps.com/Blogs and organic groups at http://www.ccie.net
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