Current recommendations for 2 x full bgp feed

Justin M. Streiner streiner at cluebyfour.org
Sat May 7 16:51:35 CDT 2011


On Sat, 7 May 2011, George Bonser wrote:

> Things are about to get very different very quickly.  Assuming by full
> BGP feed you mean both IPv4 and IPv6, you are soon going to need
> something that takes >500,000 routes.  There are two reasons for this.
> First as the larger blocks of v4 space become unavailable due to runout,
> allocations of space will likely come as crumbs of smaller space.  For
> example if someone requests a /16 they might get an equal amount of
> space in a bundle of smaller blocks that are not contiguous and can't be
> aggregated.  This is going to lead to an explosion of routes in the v4
> table.

This is already starting to happen.  Starting in February, shortly after 
the last of the free IPv4 /8s were allocated, my historical graphs of the 
v4 and v6 routes we receive shows a slight, but noticeable uptick in 
growth rate.





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