[c-nsp] Cisco's new 4500-X 10G Aggregation Switches

Dale W. Carder dwcarder at wisc.edu
Thu Feb 16 17:00:31 EST 2012


Thus spake Skeeve Stevens (skeeve+cisconsp at eintellego.net) on Thu, Feb 16, 2012 at 09:13:38PM +1100:
> So who is at fault here?  Cisco for not using bigger chips?
> 
> It sucks that we're being forced forward to IPv6, which is often requiring
> large spend in new kit, but now that kit is going to perform at half the
> throughput?
> 
> Seems crap to me.

Until you see what it would cost for parallel tcam lookups or whatever
it would take to do it.  There are linecards on other platforms that do
this, iirc.

100Mpps of v6 would be a great problem to have.

Dale



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