[64004] in North American Network Operators' Group

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Re: Extreme BlackDiamond

daemon@ATHENA.MIT.EDU (alex@pilosoft.com)
Mon Oct 13 19:13:20 2003

Date: Mon, 13 Oct 2003 18:17:03 -0400 (EDT)
From: alex@pilosoft.com
Cc: nanog@merit.edu
In-Reply-To: <3F8B2069.50109@packetpimp.org>
Errors-To: owner-nanog-outgoing@merit.edu


Not to mention that apparently if you turn off route-caching completely,
you will make a router out of any "l3 switch" (since all packet forwarding
will equally slow)

-alex

On Mon, 13 Oct 2003, Jason LeBlanc wrote:

> 
> 75xx/GSR, dCEF?  75xx/GSR are L3 switches then. ;)  Not to add 
> flame-bait, but..
> 
> http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121cgcr/switch_c/xcprt2/xcdcef.htm
> 
> Mikael Abrahamsson wrote:
> 
> >On Mon, 13 Oct 2003 sthaug@nethelp.no wrote:
> >
> >  
> >
> >>I don't understand how you can differentiate between a router and an L3
> >>switch. In my view "L3 switch" is a marketing term. All high end boxes
> >>do hardware based IP forwarding, whether their ancestry is from the L2
> >>or the L3 side.
> >>    
> >>
> >
> >To me something that uses hardware assist, setup by the cpu per 
> >destination, is an L3 Switch. Something that does equal route lookups per 
> >packet all the time is a router.
> >
> >  
> >
> 


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