Re: New Version Notification for draft-ietf-bfd-stability-06.txt

Santosh P K <santosh.pallagatti@gmail.com> Sat, 28 November 2020 12:27 UTC

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From: Santosh P K <santosh.pallagatti@gmail.com>
Date: Sat, 28 Nov 2020 17:57:08 +0530
Message-ID: <CACi9rds9tZhAGpY2jVkaKbGzcFehHXGtrYr=6PiTu6oQKzbUww@mail.gmail.com>
Subject: Re: New Version Notification for draft-ietf-bfd-stability-06.txt
To: "Reshad Rahman (rrahman)" <rrahman@cisco.com>
Cc: rtg-bfd WG <rtg-bfd@ietf.org>, "reshad@yahoo. com" <reshad@yahoo.com>
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Sure will do that.

On Tue, Nov 24, 2020, 5:54 AM Reshad Rahman (rrahman) <rrahman@cisco.com>
wrote:

> Hi Santosh, authors,
>
>
>
> The comments below are pretty minor. Please address them in next rev and
> we’ll be good to go to next step for this document.
>
>
>
> Regards,
>
> Reshad,
>
>
>
> *From: *Rtg-bfd <rtg-bfd-bounces@ietf.org> on behalf of "Reshad Rahman
> (rrahman)" <rrahman=40cisco.com@dmarc.ietf.org>
> *Date: *Thursday, July 23, 2020 at 10:43 PM
> *To: *Santosh P K <santosh.pallagatti@gmail.com>om>, "rtg-bfd@ietf.org" <
> rtg-bfd@ietf.org>
> *Subject: *Re: New Version Notification for
> draft-ietf-bfd-stability-06.txt
>
>
>
> Hi Santosh,
>
>
>
> Thanks for addressing the comments.
>
>
>
> General: NULL authentication TLV is still used, should be replaced with
> NULL authentication type or section as appropriate.
>
> Be consistent for Null v/s NULL (NULL Auth is used in
> bfd-optimizing-authentication)
>
>
>
> Introduction
>
> s/detect lost packet/detect lost packets/
>
>
>
> Section 3 Use Cases:
>
> s/any BFD packet loss if loss/any BFD packet loss if the loss/
>
> s/BFD implementation/BFD implementations/
>
> Where the text says “failure of a link”, might be better to say “failure
> of a datapath”?
>
> Informative references to CFM and TWAMP would be useful
>
>
>
> Section 4
>
> “by appending the Null-Authentication type “. Suggest “by appending an authentication section with the NULL Authentication type “
>
>
>
> Section 5
>
> “BFD uses authentication TLV”, suggest change to “BFD uses an
> authentication section”.
>
>
>
> “BFD packets MUST include NULL-Auth TLV”. Change to “BFD control packets
> MUST include an authentication section with the NULL Authentication type”
>
>
>
> Section 5.1
>
>
>
> “The first BFD NULL-Auth type processed by the receiver…”.  Change to  “The first BFD authentication section with the NULL Authentication type, in a valid BFD control packet, processed by the receiver” .
>
> Also, does it have to be NULL Auth, I believe it can be any auth with sequence number? If that’s the case change to  “The first BFD authentication section with a non-zero sequence number, in a valid BFD control packet, processed by the receiver is used for….”.
>
>
>
> Regards,
>
> Reshad.
>
>
>
> *From: *Rtg-bfd <rtg-bfd-bounces@ietf.org> on behalf of Santosh P K <
> santosh.pallagatti@gmail.com>
> *Date: *Sunday, July 19, 2020 at 4:06 PM
> *To: *"rtg-bfd@ietf.org" <rtg-bfd@ietf.org>
> *Subject: *Fwd: New Version Notification for
> draft-ietf-bfd-stability-06.txt
>
>
>
> Hello All,
>
>     A new version of draft for BFD-stablity is here for review. Changes
> include addressing shepherd comments as provided here.
> https://datatracker.ietf.org/doc/draft-ietf-bfd-stability/shepherdwriteup/.
> Please also see attached diff.
>
>
>
> Thanks
>
> Santosh P K
>
> ---------- Forwarded message ---------
> From: <internet-drafts@ietf.org>
> Date: Mon, Jul 13, 2020 at 4:41 PM
> Subject: New Version Notification for draft-ietf-bfd-stability-06.txt
> To: Mach Chen <mach.chen@huawei.com>om>, Ankur Saxena <ankurpsaxena@gmail.com>om>,
> Peng Fan <fanp08@gmail.com>om>, Mahesh Jethanandani <mjethanandani@gmail.com>om>,
> Ashesh Mishra <mishra.ashesh@gmail.com>om>, Santosh Pallagatti <
> santosh.pallagatti@gmail.com>
>
>
>
>
> A new version of I-D, draft-ietf-bfd-stability-06.txt
> has been successfully submitted by Santosh Pallagatti and posted to the
> IETF repository.
>
> Name:           draft-ietf-bfd-stability
> Revision:       06
> Title:          BFD Stability
> Document date:  2020-07-13
> Group:          bfd
> Pages:          6
> URL:
> https://www.ietf.org/internet-drafts/draft-ietf-bfd-stability-06.txt
> Status:         https://datatracker.ietf.org/doc/draft-ietf-bfd-stability/
> Htmlized:       https://tools.ietf.org/html/draft-ietf-bfd-stability-06
> Htmlized:
> https://datatracker.ietf.org/doc/html/draft-ietf-bfd-stability
> Diff:
> https://www.ietf.org/rfcdiff?url2=draft-ietf-bfd-stability-06
>
> Abstract:
>    This document describes extensions to the Bidirectional Forwarding
>    Detection (BFD) protocol to measure BFD stability.  Specifically, it
>    describes a mechanism for detection of BFD packet loss.
>
>
>
>
> Please note that it may take a couple of minutes from the time of
> submission
> until the htmlized version and diff are available at tools.ietf.org.
>
> The IETF Secretariat
>
>
>