Re: [trill] Suggested new text for sections 3.4 and 4.3 of draft-ietf-trill-transport-over-mpls-01

Kingston Smiler <kingstonsmiler@gmail.com> Thu, 22 September 2016 17:54 UTC

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From: Kingston Smiler <kingstonsmiler@gmail.com>
Date: Thu, 22 Sep 2016 23:24:30 +0530
Message-ID: <CAM4Z69Rbuj2xzEL4ZigyZC8Q4N2i6Qgd+eFRvvPFFOx4iqfTLQ@mail.gmail.com>
To: "Andrew G. Malis" <agmalis@gmail.com>
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Cc: "trill@ietf.org" <trill@ietf.org>
Subject: Re: [trill] Suggested new text for sections 3.4 and 4.3 of draft-ietf-trill-transport-over-mpls-01
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Thanks Andy for your comments. We will incorporate your suggestion in the
next version of the document.


Regards,
S. Kingston Smiler.

On Thu, Sep 22, 2016 at 9:17 PM, Andrew G. Malis <agmalis@gmail.com> wrote:

> I just reviewed draft-ietf-trill-transport-over-mpls-01, with particular
> attention to the pseudowire encapsulation used in sections 3.4 and 4.3.
> While technically correct, the details were a bit on the sparse side,
> especially for section 3.4. I’ve got some suggested replacement text:
>
> Section 3.4:
>
> Use of VPLS [RFC4762] to interconnect TRILL sites requires no changes to a
> VPLS implementation, in particular the use of Ethernet pseudowires between
> VPLS PEs. A VPLS PE receives normal Ethernet frames from an RBridge (i.e.,
> CE) and is not aware that the CE is an RBridge device. As a result, an
> MPLS-encapsulated TRILL packet within the MPLS network will use the format
> illustrated in Appendix A of [RFC7173].
>
> Section 4.3:
>
> The VPTS model uses PPP pseudowires for MPLS encapsulation as specified in
> [RFC7173], and requires no changes in the packet format in that RFC.
>
> The existing section titles are fine.
>
> Thanks,
> Andy
>
>
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