Re: [CCAMP] WG Last Call: WSON documents - draft-ietf-ccamp-wson-signaling
Lou Berger <lberger@labn.net> Wed, 05 March 2014 14:46 UTC
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Date: Wed, 05 Mar 2014 14:45:19 +0000
From: Lou Berger <lberger@labn.net>
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To: "Giovanni Martinelli (giomarti)" <giomarti@cisco.com>
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Cc: CCAMP <ccamp@ietf.org>, "draft-ietf-ccamp-wson-signaling@tools.ietf.org" <draft-ietf-ccamp-wson-signaling@tools.ietf.org>
Subject: Re: [CCAMP] WG Last Call: WSON documents - draft-ietf-ccamp-wson-signaling
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Sounds good. Thanks, Lou On 3/5/2014 1:27 PM, Giovanni Martinelli (giomarti) wrote: > Hi Lou, > > sorry missed to ask a somewhat trivial detail in my last reply > > On 30 Oct 2013, at 13:58, Lou Berger <lberger@labn.net> wrote: > >> Authors, >> >> Sorry, I missed an important one when writing up my notes: >> >> Somewhere you should state that the LSPs signaled per the document must use >> Switching Type = WSON-LSC [WSON-OSPF] >> Encoding Type = Lambda [RFC3471] >> Label format = per [RFC6205] >> > > GM> ok > >> You should probably also state that this draft updates 5205 in that it >> permits use of the defined label type for WSON-LSC. This will need to >> be mentioned in both the abstract and in the body. >> > > GM> I guess you mean update 6205 in the sense that (from RFC6205 section 1) > > “ > This document presents details that are specific to the use of GMPLS > with LSC equipment. > " > > become LCS and WSON-LSC equipments. Correct? > > Cheers > G > > > > >> Lou >> >> On 10/29/2013 2:28 PM, Lou Berger wrote: >>> Authors, >>> I have some comments on this document. Most are strictly >>> editorial. Note that I'm the document shepherd, see RFC 4858 for more >>> information. >>> >>> - Please address my general comments on the WSON document set >>> >>> - in document >>> s/Bi-Directional/Bidirectional >>> >>> - Abstract >>> s/Such extensions are necessary/Such extensions are applicable >>> drop "bidirectional LSPs, and" >>> >>> - Section 1 >>> >>> These extensions build on previous work for the control of lambda >>> and G.709 based networks. >>> >>> Please add appropriate references. >>> >>> It seems to that it would be worth mentioning the rwa-info document >>> and the encoding document in this section. >>> >>> - section 3.1 >>> s/MUST/needs to >>> >>> - Section 3.3 >>> s/MAY/can >>> s/MAY/need to be >>> >>> - Section 3.4 >>> s/MAY/can >>> >>> - section 3.5 title >>> s/Out of Scope/Optical Impairments >>> >>> - Section 4.2: >>> To target a specific node, this section defines a WSON_Processing >>> object as part of the LSP_REQUIRED_ATTRIBUTE and follows procedures >>> defined in [RSVP-RO]. >>> >>> The content of this object is defined in the subsequent sections. >>> (See Section 4.3 for <RBInformation> TLV and Section 4.4 for >>> <WavelengthSelection> TLV, respectively.) >>> >>> Do you mean >>> >>> To target a specific node, this section defines a WSON_Processing >>> HOP Attribute TLV which is processed according to the procedures >>> defined in [RSVP-RO]. >>> >>> The content of this TLV is defined in the subsequent sections. >>> (See Section 4.3 for <RBInformation> sub-TLV and Section 4.4 for >>> <WavelengthSelection> sub-TLV, respectively.) >>> >>> if yes, also need to s/WSON Processing object/WSON Processing TLV >>> in rest of document. >>> >>> - Section 4.2 >>> You need to define the Length. Perhaps. replace the whole definition: >>> OLD >>> >>> The WSON Processing object encoding is defined as: >>> >>> 0 1 2 3 >>> 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 >>> +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ >>> | Type | Length | >>> +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ >>> | | >>> ~ Value ~ >>> | | >>> +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ >>> NEW >>> The WSON Processing carries sub-TLVs of the same format as a HOP >>> Attributes TLV, as defined in [RSVP-RO]. >>> >>> - Section 4.3. "... PathErr SHALL be generated." Which code/value? >>> Are you sure? Generally malformed messages don't result in a PathErr. >>> What is an upstream node expected to do with the PathErr? >>> >>> How should other parsing errors be handled? >>> >>> What about allocation errors? >>> >>> - Section 4.4 >>> >>> I'm really confused by this sub-tlv. Is it intended to be an end to >>> end construct, information that is used/updated hop-by-hop, or used at >>> specific hops only? I suspect that the desire is for this to be >>> communicated end to end and accessible at each hop. If so, it looks >>> like then intent is for this to be carried as a TLV in the >>> LSP_ATTRIBUTES Object. Is this correct? If so the section needs to be >>> updated accordingly. >>> >>> - Section 5 >>> >>> I'm really not sure that this section adds anything beyond what is >>> already stated in other documents/RFCs, and it doesn't match this >>> documenting being a protocol specification. I can see some informative >>> value in the third paragraph. I suggest moving just this paragraph to >>> the end of section 4.3 and dropping the rest. >>> >>> - Section 6 >>> I think this section needs to be replaced. Perhaps use the following >>> which is based on draft-ietf-ccamp-gmpls-signaling-g709v3 >>> >>> This document is builds on the mechanisms defined in [RFC3473], >>> and only differs in specific information communicated. As such, >>> this document introduces no new security considerations to the >>> existing GMPLS signaling protocols. See [RFC3473], for >>> details of the supported security measures. Additionally, >>> [RFC5920] provides an overview of security vulnerabilities and >>> protection mechanisms for the GMPLS control plane. >>> >>> - Section 7 >>> This section needs a bit of work See >>> http://tools.ietf.org/html/draft-ietf-ccamp-gmpls-signaling-g709v3-12#section-11 >>> for an example. Contact me off list if you think need help with >>> specific text. >>> >>> That's it on this one, >>> Lou >>> >>> >>> On 10/22/2013 4:34 PM, Lou Berger wrote: >>>> >>>> All, >>>> Given the recent draft submission deadline and only one comment being >>>> received to date, we'd like to extend the WG more time for review. >>>> >>>> These drafts represent significant work by the authors and WG, so please >>>> review and let the WG know what you think (positive or negative)! >>>> >>>> Please have all comments in by October 29. >>>> >>>> Thank you, >>>> Lou (and Deborah) >>>> >>>> On 10/1/2013 12:34 PM, Lou Berger wrote: >>>>> All, >>>>> >>>>> This mail begins working group last call on the WSON documents. As >>>>> there are 6 documents in this set, the last call will be three weeks. >>>>> The documents included in the last call are: >>>>> >>>>> http://tools.ietf.org/html/draft-ietf-ccamp-rwa-info-18 >>>>> (Informational, IPR Disclosed) >>>>> >>>>> http://tools.ietf.org/html/draft-ietf-ccamp-general-constraint-encode-11 >>>>> (Standards Track, IPR Disclosed) >>>>> >>>>> http://tools.ietf.org/html/draft-ietf-ccamp-rwa-wson-encode-21 >>>>> (Standards Track) >>>>> >>>>> http://tools.ietf.org/html/draft-ietf-ccamp-gmpls-general-constraints-ospf-te-05 >>>>> (Standards Track, IPR Disclosed) >>>>> >>>>> http://tools.ietf.org/html/draft-ietf-ccamp-wson-signal-compatibility-ospf-12 >>>>> (Standards Track, IPR Disclosed) >>>>> >>>>> http://tools.ietf.org/html/draft-ietf-ccamp-wson-signaling-06 (Standards >>>>> Track) Also has one open issue that will need to be resolved as part of >>>>> LC, see http://trac.tools.ietf.org/wg/ccamp/trac/ticket/52. >>>>> >>>>> This working group last call ends on October 22. Comments should be >>>>> sent to the CCAMP mailing list. Please remember to include the >>>>> technical basis for any comments. >>>>> >>>>> Positive comments, e.g., "I've reviewed this document and believe it is >>>>> ready for publication", are welcome! >>>>> >>>>> Please note that we're still missing some IPR statements. Any >>>>> forthcoming publication request will be delayed by late IPR >>>>> statements/disclosures. >>>>> >>>>> >>>>> Thank you, >>>>> Lou (and Deborah) >>>>> _______________________________________________ >>>>> CCAMP mailing list >>>>> CCAMP@ietf.org >>>>> https://www.ietf.org/mailman/listinfo/ccamp >>>>> >>>>> >>>>> >>>>> >>>> _______________________________________________ >>>> CCAMP mailing list >>>> CCAMP@ietf.org >>>> https://www.ietf.org/mailman/listinfo/ccamp >>>> >>>> >>>> >>>> >>> _______________________________________________ >>> CCAMP mailing list >>> CCAMP@ietf.org >>> https://www.ietf.org/mailman/listinfo/ccamp >>> >>> >>> >>> > >
- [CCAMP] WG Last Call: WSON documents - rwa-info, … Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Margaria, Cyril (Coriant - DE/Munich)
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Giovanni Martinelli (giomarti)
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Giovanni Martinelli (giomarti)
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - rwa-in… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Leeyoung
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Giovanni Martinelli (giomarti)
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Giovanni Martinelli (giomarti)
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Giovanni Martinelli (giomarti)
- Re: [CCAMP] WG Last Call: WSON documents - draft-… Lou Berger