[e2e] IP options inserted in transit

Vadim Antonov avg at kotovnik.com
Sat Aug 9 22:35:14 PDT 2003

Silicon could do that for as long as the network was there... it's simply
a matter of price and amount of resources you want to spend on it.  It is
also possible to build a router or network with any given performance with
today's (or, for that matter, 20 year-old) silicon - again, it is merely a
matter of resources.

So, what is really needed is cost/benefit analysis, not some absolute


On Sat, 9 Aug 2003, RJ Atkinson wrote:

> On Saturday, Aug 9, 2003, at 12:23 America/Montreal, Angelo Dell'Aera 
> wrote:
> > but if the router is called to parse every packet searching for
> > on-the-fly added IP options (and this means it is called to parse what
> > is beyond the IP header searching for "something useful"), this will
> > cause a loss of performance. Maybe, it will be a little loss but you
> > should agree with me that the router will need more time for the single
> > packet processing.
> Disagree.  Your claim is false.
> I know of silicon that can do this *today*
> -- with *no loss* in performance.
> Ran Atkinson
> rja at extremenetworks.com

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