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Re: [Detnet-dp-dt] detnet LSPs and PWs

Jouni Korhonen <jouni.korhonen@broadcom.com> Tue, 14 February 2017 21:18 UTC

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From: Jouni Korhonen <jouni.korhonen@broadcom.com>
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Date: Tue, 14 Feb 2017 13:18:38 -0800
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To: Loa Andersson <loa@pi.nu>
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Cc: "Andrew G. Malis" <agmalis@gmail.com>, Stefano Ruffini <stefano.ruffini@ericsson.com>, "detnet-dp-dt@ietf.org" <detnet-dp-dt@ietf.org>
Subject: Re: [Detnet-dp-dt] detnet LSPs and PWs
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Loa,

In the updated slide 9 the node B is receiving both L1 and d-pw labels after the php, right?

- Jouni

--
Jouni Korhonen, Broadcom Ltd.
M: +1-408-391-7160

> On Feb 12, 2017, at 5:31 PM, Loa Andersson <loa@pi.nu> wrote:
> 
> Folks,
> 
> The mail from Yuanlong mmade me go back and check the PW architecture and consult with Andy Malis and Stewart Bryant. So I have one more thing
> that we should discuss on "Tuesday".
> 
> What Yaunlong said was: "IMHO, multiple layers of PW is a break from
> the PWE3 architecture, and all DP/CP/MP things will become more
> complicated."
> 
> It is correct that multi-layer pw's is problematic, though Andy said
> that "if you have a good use case, you can do it".
> 
> The problem is that there is a native service processing (NSP) at the end of the PW. Multi-layer PWs will only do NSP at one level. I think
> we should replace the MS-PW with an LSP. I've added one slide (9) and
> change slide 8,9 and 11 in the earlier package. The other slides arere
> for reference
> 
> I want Andy and Stewart to have a chance to review this prior to that
> we commit too hard to it. Copied them.
> 
> 
> /Loa
> -- 
> 
> 
> Loa Andersson                        email: loa@mail01.huawei.com
> Senior MPLS Expert                          loa@pi.nu
> Huawei Technologies (consultant)     phone: +46 739 81 21 64
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