Re: [Last-Call] Iotdir last call review of draft-ietf-rtgwg-bgp-pic-12

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Thank you Ahmed for addressing the comments,

Version 15 looks good to me.

BR,
Ines 

On Sat, Aug 21, 2021 at 3:33 AM Ahmed Bashandy <abashandy.ietf@xxxxxxxxx> wrote:

Sorry for the late reply

See response inline #Ahmed. The response refers to version 15 which I just published to address your comments as well as other reviewers' comments

Thanks

Ahmed

On 1/17/21 12:57 PM, Ines Robles via Datatracker wrote:
Reviewer: Ines Robles
Review result: Ready with Nits

This document proposes a hierarchical and shared forwarding chain  organization
that allows traffic to be restored to pre-calculated  alternative equal cost
primary path or backup path in a time period that does not depend on the number
of BGP prefixes.

Comment/Question to the authors:
1- In the document states: "The proposed technique achieves prefix independent
convergence while ensuring incremental deployment, complete automation, and
zero management and provisioning effort." What is the scope involved in zero
management? It would be nice if the text explains how the technique achieves
the zero management and the provisioning efforts. 

#Ahmed: I added the following sentence at the end of the second paragraph in the introduction

In other words, once it is implemented and deployed on a router, nothing is required from the operator to make it work.


2- "it benefits from all its
benefits" --> it would be nice to mention some of the benefits in brakets. 

#Ahmed I added

(most notably convergence that does not depend in the number of prefixes)


3-
Is this technique not affected by any type of bpg prefix hijacking attack?
#Ahmed: AFAIK Prefix hijacking is a scenario whereby a peer advertises reachability to a prefix that it does not own. What we propose is how to make convergence independent of the number of prefix by organizing forwarding plane data structure in a certain way. If a prefix is advertised by peer "B" instead of peer "A", the FIB organization algorithm still applies.
 4-
If there is no privacy issues I would states that explicitly.
#Ahmed: I am not really sure what do you mean by "privacy" in the context of FIB?
Thank you for this document,

Ines.



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