Re: [Idr] Fwd: New Version Notification for draft-spaghetti-idr-bgp-sendholdtimer-05.txt

Jeffrey Haas <jhaas@pfrc.org> Thu, 04 August 2022 18:53 UTC

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Date: Thu, 04 Aug 2022 14:53:38 -0400
From: Jeffrey Haas <jhaas@pfrc.org>
To: heasley <heas@shrubbery.net>
Cc: Robert Raszuk <robert@raszuk.net>, Ben Cox <ben=40benjojo.co.uk@dmarc.ietf.org>, "idr@ietf. org" <idr@ietf.org>
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Subject: Re: [Idr] Fwd: New Version Notification for draft-spaghetti-idr-bgp-sendholdtimer-05.txt
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On Thu, Aug 04, 2022 at 06:50:18PM +0000, heasley wrote:
> Thu, Aug 04, 2022 at 06:23:58PM +0200, Robert Raszuk:
> > So we are trying to drop a session towards the BGP peer who does not
> > respect basic RFC4271 obligation to drop the session when HOLD TIMER
> > expires. That to me is already marginal (read noise corner case).
> 
> I hesitate to mention this, but a case for it to ignore a lack of reading
> KAs is that it has data that is readable - ie: there is data is in its
> socket's receive buffer.  If a speaker is heavily loaded, such as a
> booting RS, considering a non-empty receive buffer as requivalent to
> "KAs received" seems an entirely legitimate way to manage resources under
> load.

You don't need to be hesitant.

Juniper's implementation does this for exactly those reasons, plus others.

-- Jeff