[routing-wg]BGP Update Report

Vince Fuller vaf at cisco.com
Mon Sep 11 17:34:14 UTC 2006

> On Mon, Sep 11, 2006 at 10:28:49AM -0700, Vince Fuller wrote:
> > One might also imagine that more globally-friendly way to implement this
> > would have been to build a network (VPN would be adequate) between the
> > ground stations and assign each plane a prefix out of a block whose subnets
> > are only dynamically advertsed within that network/VPN. Doing that would
> > prevent the rest of the global Internet from having to track 1000+ routing
> > changes per prefix per day as satellite handoffs are performed.
> As has been said before, and is also readable in that blog entry: the
> system is supposed to create *one* advertisement change when the plane
> is crossing from the "Europe" to the "US" ground station (etc.), not
> 1000+.

The comment still applies. Imagine that this system were implemented globally
on all international/intercontinental air routes. It would still be nice to
avoid having each of those airplanes cause a globally-visible routing update
whenever it crosses some geographical boundary.


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