/24 multihoming issue

Christopher L. Morrow christopher.morrow at mci.com
Thu Oct 20 04:46:29 UTC 2005


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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