Re: [Idr] Review Updates to draft-ietf-idr-bgp-prefix-sid
Robert Raszuk <robert@raszuk.net> Thu, 15 February 2018 19:10 UTC
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From: Robert Raszuk <robert@raszuk.net>
Date: Thu, 15 Feb 2018 20:10:15 +0100
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To: Eric C Rosen <erosen@juniper.net>
Cc: Alvaro Retana <aretana.ietf@gmail.com>, idr wg <idr@ietf.org>, idr-chairs@ietf.org, draft-ietf-idr-bgp-prefix-sid@ietf.org, Susan Hares <shares@ndzh.com>
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Subject: Re: [Idr] Review Updates to draft-ietf-idr-bgp-prefix-sid
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Hi Eric, Isn't the fact that a value is defined in IANA registry sufficient ? https://www.iana.org/assignments/mpls-label-values/mpls-label-values.xhtml Do we have to quote all RFCs which define label values at each subsequent work ? Thx, R. On Thu, Feb 15, 2018 at 4:07 PM, Eric C Rosen <erosen@juniper.net> wrote: > I note that the document still has the following text: > > "a BGP speaker receiving a prefix with a BGP Prefix-SID attribute and a > label NLRI field of Implicit NULL" > > Am I the only one who doesn't know what the numeric value of "a label NLRI > field of Implicit NULL" is? There does not appear to be a definition of > the numeric value of "Implicit NULL" in RFC 8277, which is the only > relevant item in the normative references. Is a reference to RFC 3032 > Section 2.1 required? > > > > On 2/15/2018 8:37 AM, Alvaro Retana wrote: > > Dear idr WG: > > This draft has been through the WG and IESG process and it is waiting > final approval for publication. > > During the process some changes have been made, some of them significant > enough that I want to call out for your attention. Please take a look at > the latest version, specifically the updated text related to multiple > prefixes/paths in sections 4.1 and 4.2. For your convenience, I think that > the diff between -14 and -16 provides the clearest view: > > https://www.ietf.org/rfcdiff?url1=draft-ietf-idr-bgp- > prefix-sid-14&url2=draft-ietf-idr-bgp-prefix-sid-16 > <https://urldefense.proofpoint.com/v2/url?u=https-3A__www.ietf.org_rfcdiff-3Furl1-3Ddraft-2Dietf-2Didr-2Dbgp-2Dprefix-2Dsid-2D14-26url2-3Ddraft-2Dietf-2Didr-2Dbgp-2Dprefix-2Dsid-2D16&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=o2an32VlUxyFhi7bKueRpn-9Nnv_ixMZmg44gSvPndA&e=> > > > I think the changes are fine and that they don’t require the document > returning to the WG. But I just want to give you the opportunity to look > at them just in case. If anyone has concerns, please reply to this > message. I plan on approving the document for publication by the end of > next week (Feb/23). > > Thanks! > > Alvaro. > > On February 13, 2018 at 10:31:47 PM, internet-drafts@ietf.org ( > internet-drafts@ietf.org) wrote: > > > A New Internet-Draft is available from the on-line Internet-Drafts > directories. > This draft is a work item of the Inter-Domain Routing WG of the IETF. > > Title : Segment Routing Prefix SID extensions for BGP > Authors : Stefano Previdi > Clarence Filsfils > Acee Lindem > Arjun Sreekantiah > Hannes Gredler > Filename : draft-ietf-idr-bgp-prefix-sid-16.txt > Pages : 19 > Date : 2018-02-13 > > Abstract: > The Segment Routing (SR) architecture allows a node to steer a packet > flow through any topological path and service chain by leveraging > source routing. The ingress node prepends an SR header to a packet > containing a set of segment identifiers (SID). Each SID represents a > topological or a service-based instruction. Per-flow state is > maintained only on the ingress node of the SR domain. > > This document defines an optional, transitive BGP attribute for > announcing BGP Prefix Segment Identifiers (BGP Prefix-SID) > information. > > > > The IETF datatracker status page for this draft is: > https://datatracker.ietf.org/doc/draft-ietf-idr-bgp-prefix-sid/ > <https://urldefense.proofpoint.com/v2/url?u=https-3A__datatracker.ietf.org_doc_draft-2Dietf-2Didr-2Dbgp-2Dprefix-2Dsid_&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=N0tgIIQyJcbiz8sY8xJGqoiz9XY0NgyZ4b2MCWOxPHU&e=> > > There are also htmlized versions available at: > https://tools.ietf.org/html/draft-ietf-idr-bgp-prefix-sid-16 > <https://urldefense.proofpoint.com/v2/url?u=https-3A__tools.ietf.org_html_draft-2Dietf-2Didr-2Dbgp-2Dprefix-2Dsid-2D16&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=wwl2a9XgSSGYQmBMLUyjioJyIjaResJU63tV8Lh0oPw&e=> > https://datatracker.ietf.org/doc/html/draft-ietf-idr-bgp-prefix-sid-16 > <https://urldefense.proofpoint.com/v2/url?u=https-3A__datatracker.ietf.org_doc_html_draft-2Dietf-2Didr-2Dbgp-2Dprefix-2Dsid-2D16&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=_PKFP2HU-RTOgNjv3cQOhwYyuwh5P5aOJa6mVSQzeCo&e=> > > A diff from the previous version is available at: > https://www.ietf.org/rfcdiff?url2=draft-ietf-idr-bgp-prefix-sid-16 > <https://urldefense.proofpoint.com/v2/url?u=https-3A__www.ietf.org_rfcdiff-3Furl2-3Ddraft-2Dietf-2Didr-2Dbgp-2Dprefix-2Dsid-2D16&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=7Ss6_8lzJDl0U3F8b4M9edpF1XG9JtyoZsQT_UModj0&e=> > > > 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 > <https://urldefense.proofpoint.com/v2/url?u=http-3A__tools.ietf.org&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=IsdTJ6aSeBNSSLkVINQYQNQkfE9P-u1y5XX5UWwn_Mc&e=>. > > > Internet-Drafts are also available by anonymous FTP at: > ftp://ftp.ietf.org/internet-drafts/ > <https://urldefense.proofpoint.com/v2/url?u=ftp-3A__ftp.ietf.org_internet-2Ddrafts_&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=nTLjy0PEOtD6YPTrGm-XSaWEAWSxs_Tt4Wy7Bj2QzUo&e=> > > _______________________________________________ > I-D-Announce mailing list > I-D-Announce@ietf.org > https://www.ietf.org/mailman/listinfo/i-d-announce > <https://urldefense.proofpoint.com/v2/url?u=https-3A__www.ietf.org_mailman_listinfo_i-2Dd-2Dannounce&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=ov1NLTv8StMXZBSroef794vxZBfq-prK4hAHyagtjEA&e=> > Internet-Draft directories: http://www.ietf.org/shadow.html > <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.ietf.org_shadow.html&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=d7rR32qUs_sytae8S7msinAcVI7aDCB9yocrL2B8YkU&e=> > or ftp://ftp.ietf.org/ietf/1shadow-sites.txt > <https://urldefense.proofpoint.com/v2/url?u=ftp-3A__ftp.ietf.org_ietf_1shadow-2Dsites.txt&d=DwMFaQ&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=MRB2kIaIcnJ0jVfRmVl4puiURIx9GFD_qwYk4i48Pow&e=> > > > > _______________________________________________ > Idr mailing listIdr@ietf.orghttps://urldefense.proofpoint.com/v2/url?u=https-3A__www.ietf.org_mailman_listinfo_idr&d=DwICAg&c=HAkYuh63rsuhr6Scbfh0UjBXeMK-ndb3voDTXcWzoCI&r=-DXB84eU9m4cIlq2OOcCJCQQAwJXQQswyu3F0kG0VNo&m=yF0495B-NVp5DIlASsUbsM45SPzz8uoC8OecJguM3vA&s=BzTPrKQqOu71SaROHiK_7IeUpNHd2pDnQ11o3H5_ChE&e= > > > > _______________________________________________ > Idr mailing list > Idr@ietf.org > https://www.ietf.org/mailman/listinfo/idr > >
- [Idr] Review Updates to draft-ietf-idr-bgp-prefix… Alvaro Retana
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Eric C Rosen
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Robert Raszuk
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Acee Lindem (acee)
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Eric C Rosen
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Acee Lindem (acee)
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Acee Lindem (acee)
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Tony Przygienda
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Acee Lindem (acee)
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Robert Raszuk
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Acee Lindem (acee)
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Jeff Tantsura
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Robert Raszuk
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Ketan Talaulikar (ketant)
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Acee Lindem (acee)
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Susan Hares
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Robert Raszuk
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Robert Raszuk
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Susan Hares
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Acee Lindem (acee)
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Robert Raszuk
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Robert Raszuk
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Alvaro Retana
- Re: [Idr] Review Updates to draft-ietf-idr-bgp-pr… Acee Lindem (acee)