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Re: [Sidrops] New Version Notification for draft-ymbk-8210bis-00.txt

Martin Hoffmann <martin@opennetlabs.com> Tue, 24 March 2020 11:26 UTC

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Date: Tue, 24 Mar 2020 12:25:34 +0100
From: Martin Hoffmann <martin@opennetlabs.com>
To: Alexander Azimov <a.e.azimov@gmail.com>
Cc: Randy Bush <randy@psg.com>, SIDR Operations WG <sidrops@ietf.org>
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Subject: Re: [Sidrops] New Version Notification for draft-ymbk-8210bis-00.txt
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Alexander Azimov wrote:
> 
> I'd like to get the WG attention on the introduced update of ROA
> processing. The current version of the RTR protocol related to ROAs
> is vulnerable to possible race conditions: if the prefix has multiple
> ROA records or it covering prefixes with different origin asn the
> state of the partial update may lead to invalidating of really valid
> prefixes.

Can you elaborate a bit more on this issue? The only scenario I can
think of is that diffs are not applied atomically by clients which feels
to me like a bit of a bad implementation?

Kind regards,
Martin

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