Re: [Idr] Early allocation for draft-ietf-idr-bgp-gr-notification

Nick Hilliard <nick@foobar.org> Tue, 21 March 2017 10:49 UTC

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Date: Tue, 21 Mar 2017 10:49:34 +0000
From: Nick Hilliard <nick@foobar.org>
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Subject: Re: [Idr] Early allocation for draft-ietf-idr-bgp-gr-notification
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John G. Scudder wrote:
> Although "culling" doesn't discuss how to determine the maintenance
> can proceed, it would seem both prudent and straightforward to do so
> by monitoring the traffic level between the affected peers

this is what is done in practice, yes.  Low tech, but it works fine.

> P.S.: I take no position, in this note, as to whether the suggestion
> in "culling" to filter BGP control traffic as an IX management
> practice is a good one.

Purists will argue that it is a hacky layering violation; but from a
production point of view, it's been found to be an effective way of
eliminating the effects of what can otherwise be highly disruptive work.

Nick