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Re: [mpls-tp] FW: CC/CV/RDI nee RE: [mpls] [PWE3] [AHMPLS-TP] Re: pollondraft-he-mpls-tp-csf-03.txt

Greg Mirsky <gregimirsky@gmail.com> Thu, 02 December 2010 21:04 UTC

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Date: Thu, 2 Dec 2010 13:06:07 -0800
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From: Greg Mirsky <gregimirsky@gmail.com>
To: Alexander Vainshtein <Alexander.Vainshtein@ecitele.com>
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Cc: Robert Rennison <Robert.Rennison@ecitele.com>, "mpls-tp@ietf.org" <mpls-tp@ietf.org>
Subject: Re: [mpls-tp] FW: CC/CV/RDI nee RE: [mpls] [PWE3] [AHMPLS-TP] Re: pollondraft-he-mpls-tp-csf-03.txt
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Dear Sasha and John,
I've advocated and support view expressed in the Section 3.5 that change of
OAM session parameters (Detect Mult, Desired Min TX Interval, and Required
Min RX Interval) constitutes new OAM session and thus session must
transition through ADMIN DOWN state.

Regards,
Greg

On Thu, Dec 2, 2010 at 12:42 PM, Alexander Vainshtein <
Alexander.Vainshtein@ecitele.com> wrote:

>  John,
> You've written:
>
>  There is a statement that Poll/Final is currently not used w/ GAL/GACH.
> I personally think this is a mistake.
>
> I concur with this statement. There is no need to override the existing and
> widely deployed BFD state machine.
>
>
>
> Regards,
>
>      Sasha
>
>
>
>  ------------------------------
> *From:* mpls-tp-bounces@ietf.org [mpls-tp-bounces@ietf.org] On Behalf Of
> John E Drake [jdrake@juniper.net]
> *Sent:* Thursday, December 02, 2010 9:24 PM
> *To:* mpls-tp@ietf.org
> *Subject:* [mpls-tp] FW: CC/CV/RDI nee RE: [mpls] [PWE3] [AHMPLS-TP] Re:
> pollondraft-he-mpls-tp-csf-03.txt
>
>   Resent with trailing emails elided.
>
>
>
> Sent from my iPhone
>
>
>
> *From:* John E Drake
> *Sent:* Thursday, December 02, 2010 11:21 AM
> *To:* 'Greg Mirsky'
> *Cc:* LEVRAU, LIEVEN (LIEVEN); Rajiv Asati (rajiva); Yuanlong Jiang;
> mpls@ietf.org; Sprecher, Nurit (NSN - IL/Hod HaSharon); MPLS-TP ad hoc
> team; pwe3@ietf.org; mpls-tp@ietf.org
> *Subject:* CC/CV/RDI nee RE: [mpls] [PWE3] [AHMPLS-TP] Re: [mpls-tp]
> pollondraft-he-mpls-tp-csf-03.txt
>
>
>
> Hi,
>
>
>
> Here is the relevant excerpt from CC/CV/RDI, for those that have not
> actually read it.
>
>
>
> There are two clarifications to the base BFD spec (reference [4]) wrt the
> behavior of the MinRxInterval = 0.  This is for independent mode **only**,
> and it may or may not actually be implemented by anyone.
>
>
>
> There is a statement that Link Down Indication and Lock Report may be used
> as inputs to the BFD state machine.  This may be done by mapping them to an
> existing input to the BFD state machine so the state machine  is not changed
> in any way.
>
>
>
> There is a statement that Poll/Final is currently not used w/ GAL/GACH.  I
> personally think this is a mistake.
>
>
>
> And that’s about it.
>
>
>
> Thanks,
>
>
>
> John
>
>
>
> *
> *
>

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