Tony van Ree wrote:
>
> Hi,
>
> I understand yes that CEF can assist with load balancing but, be aware it must be
>set at both ends of a service as I understand it. Unfortunately I don't know enough
>about CEF yet. We do however have it configured in a number of instances.
>
> Teunis,
> Hobart, Tasmania
> Australia
>
The packet forwarding process is independent on each router, but to get the
benefit of load-sharing by source and destination pairs, in _both_ directions,
both ends would need to use CEF.
For the group, here are a couple more links that explain CEF and other
switching modes in more detail (no CCO account required):
How to Choose the Best Router Switching Path for Your Network
http://www.cisco.com/warp/public/105/20.html
Performance Tuning Basics:
http://www.cisco.com/warp/public/63/tuning.html
Marty Adkins Email: [EMAIL PROTECTED]
Mentor Technologies Phone: 410-280-8840 x3006
275 West Street, Plaza 70 WWW: http://www.mentortech.com
Annapolis, MD 21401 Cisco CCIE #1289
> On Friday, December 15, 2000 at 11:27:59 AM, Priscilla Oppenheimer wrote:
>
> > Fast switching definitely has the problem you refer to. Fast switching
> > offers per-destination load-sharing. Since the router caches information on
> > how to forward traffic to a destination, all traffic to that destination
> > exits the same interface.
> >
> > One of the goals of CEF was to overcome this problem. I can't remember the
> > details, but I think you can do more precise load-balancing with CEF. I'll
> > see if I can dig up more details and get back to you. Or maybe some other
> > folks who use CEF can chime in.
> >
> > Priscilla
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