BGP noise tonight? (fwd)
Jared Mauch
jared at puck.Nether.net
Tue Oct 9 16:37:06 UTC 2001
On Tue, Oct 09, 2001 at 12:27:55PM -0400, Christopher A. Woodfield wrote:
>
> As it turns out, both 2008 and 3300 are Infonet, US and Europe. So this
> was their foo.
>
> The problem is obviously that the RFC-proscribed behavior with bad
> prefixes works on paper, as it serves to isolate the network originating
> the problem prefix. However, that is totally dependent on /every/ router
> doing so, thus preventing the problem from spreading, which as we
> discovered, does not happen.
>
> The ideal alternative behavior is to drop the bad prefix--not dropping
> the peer, but not passing the bad prefix along either. I've been told that
> there are recent Cisco IOS revs that do this instead of passing it along,
> but they have other unresolved bugs that prevent their widespread use.
>
> Should someone think about possibly updating the RFC?
you are stuck in the situation that operators are faced in deciding
what software to run on their network. if the internet-draft is updated
you still need vendors to change their behavior and people to upgrade.
- jared
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