Re: [Idr] BGP Auto-Discovery Protocol State Requirements

heasley <heas@shrubbery.net> Tue, 23 March 2021 18:13 UTC

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Date: Tue, 23 Mar 2021 18:13:16 +0000
From: heasley <heas@shrubbery.net>
To: Jeffrey Haas <jhaas@pfrc.org>
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Subject: Re: [Idr] BGP Auto-Discovery Protocol State Requirements
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Tue, Mar 23, 2021 at 11:08:37AM -0400, Jeffrey Haas:
> If a discovered peering session is unacceptable, why would you keep running
> the BGP state machine over and over if it's not going to improve?
> 
> The options we have upon discovering a peer that isn't acceptable are:
> 1. Quiesce the disovered session and require a manual clearing event.
> 2. Keep the instantiated session running even if it never connects.
>    Analogous to explicit configuration of a misconfigured session.
> 3. The discovery protocol itself tells us that the situation has changed.
>    This gives the implementation the option to quiesce without requiring a
>    manual clearing event.

maybe 4. a RFD-like auto-discovered peer connection suppression?

expect each will have propoents.

I do not run a DC, but appreciate your considering the scaling.