/24 multihoming issue

Kyaw Khine joekhine at yahoo.com
Thu Oct 20 05:32:20 UTC 2005


I've heard and seen those filters a few years ago. In
this particular case, I've seen a bunch of other /24s
(from remote ASs) on the looking glasses. 
Looks like filters are base on other criteria on top
of prefix length and I wonder which criterion this /24
falls into.

--- "Christopher L. Morrow"
<christopher.morrow at mci.com> wrote:

> 
> On Wed, 19 Oct 2005, Kyaw Khine wrote:
> 
> 
> > I've contacted both ISPs and they both claimed
> they
> > are announcing our /24 to the rest of the world,
> > without manipulation.
> >
> > What am I missing here?
> 
> some providers (for whatever reason, not really
> relevant to this
> conversation) do filter at boundaries NOT /24 :(
> Some filter /20 or /22 or
> other odd-ball boundaries.
> 
> -Chris
> 



		
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