BGP graceful restart for software update only?

[Ondrej Zajicek]

On Fri, Oct 18, 2019 at 09:17:35AM +0200, Vincent Bernat wrote:
> I don't think it is possible to have GR only for upgrades. It would need
> to reverse the logic: sending a BGP cease message "upgrade in progress"
> to let the other end know they should keep the routes. Maybe something
> could be done with a community similar to the graceful session shutdown
> but with a timer associated.

Hi

Currently there is RFC 8538 that adds soft-reset notification messages
triggering BGP graceful restart, but i don't think it allows disabling
unplanned GR. So that would likely require another draft.

-- 
Elen sila lumenn' omentielvo

Ondrej 'Santiago' Zajicek (email: santiago at crfreenet.org)
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"To err is human -- to blame it on a computer is even more so."