nanog mailing list archives

Re: Shim6, was: Re: filtering /48 is going to be necessary


From: Randy Bush <randy () psg com>
Date: Wed, 14 Mar 2012 07:58:30 +0900

Yes, the economics of routing are strange, and the lack of any real
strictures in the routing tables are testament to the observation
that despite more than two decades of tossing the idea around we've
yet to find the equivalent of a "route deaggregation tax" or a
"route advertisement tax" or any other mechanism that effectively
turns the routing space into a form of market that imposes some
economic constraints on the activity.

among other things, i suspect that the shadow of telco settlements
makes us shy away from this.

Agreed. It's all ugly!

The shadow of telco settlement nonsense, the entire issue of route
pull vs route push, and the spectre of any such payments morphing into
a coerced money flow towards to the so-called tier 1 networks all make
this untenable.

The topic has been coming up pretty regularly every 2 years since
about 1994 to my knowledge, and probably earlier, and has never
managed to get anywhere useful.

so we are left with

  o name and shame, and we have seen how unsucsessful that has been.
    the polluters have no shame.

  o operational incentives.  peers' and general routing filters were the
    classic dis-incentive to deaggregate.  but the droids cave in the
    minute the geeks leave the room (ntt/verio caved within a month or
    two of my departure).

  o router hacks.  we have had tickets open for many years asking for
    knob variations on 'if it is covered (from same peer, from same
    origin, ...), drop it.'

none of which seem to move us forward.  i guess the lesson is that, as
long as we are well below moore, we just keep going down the slippery,
and damned expensive, slope.

randy


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