From: MADMAN (david.madland@qwest.com)
Date: Fri Apr 01 2005 - 15:55:15 GMT-3
Church, Chuck wrote:
> Jeff,
>
> The CEF switching path is what Cisco recommends for everything.
> There were bugs early on. I don't think there are any functions where
> they'll officially say to not use CEF. A TAC engineer may tell you to
> turn it off for one reason or another, but where they do, you can be
> sure it's a bug that they're working to resolve. CEF is also what is
> implemented in the hardware forwarding ASICs of all the layer 3 switches
> also. 99.9% of the time you're safe (and better off) turning it on.
>
As I think you alluded to, on the higher end platforms, 6500, GSRs,
you cannot not even disable CEF if you wanted to.
Dave
David Madland
CCIE# 2016
Sr. Network Engineer
Qwest Communications
612-664-3367
"Emotion should reflect reason not guide it"
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