BCP38 For BGP Customers
William Herrin
bill at herrin.us
Thu Nov 10 18:27:02 UTC 2022
On Thu, Nov 10, 2022 at 10:08 AM Grant Taylor via NANOG <nanog at nanog.org> wrote:
> I wonder if Feasible Path uRPF or Enhanced Feasible Path uRPF might help
> the situation. However I suspect they both suffer from the FIB != RIB
> problem and associated signaling.
Hi Grant,
That's a fairly good way to think about it. BGP knows -a- path and
sometimes it knows more than one but it simply doesn't have signal on
the totality of feasible paths for a particular IP address. No
distance-vector protocol can.
Regards,
Bill Herrin
--
For hire. https://bill.herrin.us/resume/
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