Don't forget, BGPSEC sends one prefix per update. Current traffic is 2 to 3 prefixes per update.
> -----Original Message----- > From: [email protected] [mailto:[email protected]] On Behalf > Of Eric Osterweil > Sent: Thursday, November 10, 2011 10:46 AM > To: Christopher Morrow > Cc: Sriram, Kotikalapudi; sidr wg list > Subject: Re: [sidr] WGLC: draft-ietf-sidr-bgpsec-reqs > > > On Nov 10, 2011, at 1:41 PM, Christopher Morrow wrote: > > > On Wed, Nov 9, 2011 at 3:37 PM, Eric Osterweil > <[email protected]> wrote: > >> Hey Sriram, Russ, and Jakob, > >> > >> Thanks for the #s. I think I get the general notion that adding > n updates per day per prefix equals (n * #prefixes)/1. :) I guess > my question was kinda vague, sorry. Upon reexamination, I see that > I said "overhead" without being specific. Since we can use the > updates that are generated today to measure how much (for example) > bandwidth is already needed, can we calculate how much extra > bandwidth universal deployment would mean? Also, perhaps this would > be most informative in the form of a ratio (i.e. a factor of $x$ > increase). That way, when people look at events like the one that > the "General Internet Instability" thread that just happened on > NANOG refer to, they can gauge the update amplification that was > seen against what _would_ be seen given bgpsec. I think this > actually kind of came up on nanog, so it seems like maybe it would > be a relevant thing to look at here? > > > > is the 'bandwidth' of the bgp protocol in the wire an actual > concern? > > (at some point the discussion point came up ~1yr or more ago, but > was > > discarded as not relevant given circuit sizes and bandwidth from > link > > -> RP/RE/etc, so I'm genuinely curious about this) > > I think it is just a concrete way to relate the amount of data being > consumed today, to what may be needed tomorrow. It isn't so much > that 1 byte = good and 10 bytes = bad. More that in trying to > quantitative compare two behaviors, finding a common reference point > seems like a good start, imho. I think a meaningful ratio is more > useful, but it just needs something to compare. > > Eric > > _______________________________________________ > sidr mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/sidr _______________________________________________ sidr mailing list [email protected] https://www.ietf.org/mailman/listinfo/sidr
