Re: [mpls] [Technical Errata Reported] RFC3107 (4497)

Loa Andersson <loa@pi.nu> Wed, 14 October 2015 12:01 UTC

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To: "Andrew G. Malis" <agmalis@gmail.com>
References: <20151013210728.27DF9187E28@rfc-editor.org> <561E1CC9.7080600@pi.nu> <CAA=duU0Pw1PQE99+Lec=VpCx_MpTVJ2B6abGYvRnzQg_WrKLDQ@mail.gmail.com>
From: Loa Andersson <loa@pi.nu>
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Date: Wed, 14 Oct 2015 20:01:38 +0800
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Cc: "mpls@ietf.org" <mpls@ietf.org>, alexander.okonnikov@gmail.com, Ross Callon <rcallon@juniper.net>, RFC Errata System <rfc-editor@rfc-editor.org>
Subject: Re: [mpls] [Technical Errata Reported] RFC3107 (4497)
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Andy,

Yes that is my preference also, I just can't make up my mind if it is
the right thing to do.

/Loa

On 2015-10-14 19:34, Andrew G. Malis wrote:
> Loa,
>
> Just personally, I prefer referring to RFC 4760.
>
> Cheers,
> Andy
>
> On Wed, Oct 14, 2015 at 11:13 AM, Loa Andersson <loa@pi.nu
> <mailto:loa@pi.nu>> wrote:
>
>     Folks, (I removed Yacov, since hie mail address is no longer working),
>
>     I think this errata is
>     - first of minor importance and could be held for a future update
>        of RFC 3107
>     - second the errata is at the core correct
>     - third I'm not happy with the proposed new text
>
>     I think it should be:
>
>     NEW - first alternative
>     -----------------------
>     Label distribution can be piggybacked in the BGP Update message by
>     using the BGP-4 Multiprotocol Extensions attribute defined in
>     RFC 2858 [BGP-MP].
>
>     Note:
>     RFC 2858 obsoletes RFC 2283, so the text above reflects the situation
>     as it was when 3107 were written. This correctly captured in the
>     RFC archives and will be found even we only have the original text.
>     But it would have been no harm doing this updates, if the documentation
>     had not changed. RFC 2858 has later been obsoleted by RFC 4760, which in
>     turn has been updated by RFC 7606.
>
>     So I'm a bit undecided what to do about this, given that an update will
>     take place in the time it is done, I believe that the corrected text
>     should be:
>
>     NEW - preferred alternative
>     ---------------------------
>     Label distribution can be piggybacked in the BGP Update message by
>     using the BGP-4 Multiprotocol Extensions attribute defined in
>     RFC 4760 [BGP-MP].
>
>     Caveat: This requires an update to the [BGP-MP] in the reference
>     section at the same time.
>
>     Any opinions?
>
>     /Loa
>
>
>     On 2015-10-14 05:07, RFC Errata System wrote:
>
>         The following errata report has been submitted for RFC3107,
>         "Carrying Label Information in BGP-4".
>
>         --------------------------------------
>         You may review the report below and at:
>         http://www.rfc-editor.org/errata_search.php?rfc=3107&eid=4497
>
>         --------------------------------------
>         Type: Technical
>         Reported by: Alexander Okonnikov <alexander.okonnikov@gmail.com
>         <mailto:alexander.okonnikov@gmail.com>>
>
>         Section: 2
>
>         Original Text
>         -------------
>         Label distribution can be piggybacked in the BGP Update message by
>              using the BGP-4 Multiprotocol Extensions attribute [RFC 2283].
>
>         Corrected Text
>         --------------
>         Label distribution can be piggybacked in the BGP Update message by
>              using the BGP-4 Multiprotocol Extensions attribute [BGP-MP].
>
>         Notes
>         -----
>         No such reference [RFC 2283] in References section. Also
>         document refers to newer version of BGP-MP (RFC 2858).
>
>         Instructions:
>         -------------
>         This erratum is currently posted as "Reported". If necessary, please
>         use "Reply All" to discuss whether it should be verified or
>         rejected. When a decision is reached, the verifying party (IESG)
>         can log in to change the status and edit the report, if necessary.
>
>         --------------------------------------
>         RFC3107 (draft-ietf-mpls-bgp4-mpls-04)
>         --------------------------------------
>         Title               : Carrying Label Information in BGP-4
>         Publication Date    : May 2001
>         Author(s)           : Y. Rekhter, E. Rosen
>         Category            : PROPOSED STANDARD
>         Source              : Multiprotocol Label Switching
>         Area                : Routing
>         Stream              : IETF
>         Verifying Party     : IESG
>
>
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