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RE: The Cidr Report

  • To: Geoff Huston < >
  • From: Randy Bush < >
  • Date: Sat, 13 Nov 2004 16:38:29 -0800
  • Cc: "Roldan, Brad" < >
    "Christopher L. Morrow" < >
    < >
    < >
    < >
    < >
    < >
    < >

> Interestingly enough what Covad appears to be saying is:
> 
> If we had a way to announce two things
> 
> 1 - here are the advertisements for covering aggregates for Covad
> 
> AND
> 
> 2 - do not believe any more specifics for these address blocks, as they are 
> NOT part of Covad's routing policy for these prefixes
> 
> then we would not be seeing this unfortunate case of unauthorized route 
> leakage being resolved in a way that seems to have unfortunate bgp 
> implications in terms of more specifics appearing.
> 
> So its an interesting question. How could Covad achieve a routing policy 
> announcement of the form as stated in 2 above?

register the covering prefixes in the irr and folk should filter.
folk who don't filter are welcome to the results.  i encourage my
competitors not to filter.

randy



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