Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-automation-framework-06.txt> (A Framework for Automating Service and Network Management with YANG) to Informational RFC
Brian E Carpenter <brian.e.carpenter@gmail.com> Thu, 01 October 2020 22:11 UTC
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To: mohamed.boucadair@orange.com
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From: Brian E Carpenter <brian.e.carpenter@gmail.com>
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Date: Fri, 02 Oct 2020 11:11:50 +1300
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Subject: Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-automation-framework-06.txt> (A Framework for Automating Service and Network Management with YANG) to Informational RFC
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Hi Med, Thanks, that is much clearer to me. I saw one typo in the changes: RESTOCNF ==> RESTCONF Regards Brian On 02-Oct-20 01:49, mohamed.boucadair@orange.com wrote: > Hi Brian, > > An updated version to address your comments can be seen at: > > https://github.com/boucadair/draft-ietf-opsawg-model-automation-framework/blob/master/draft-ietf-opsawg-model-automation-framework-06.txt > > You can track the changes at: https://tinyurl.com/ycpt62dh > > Please let me know if we need to say more. > > Thank you. > > Cheers, > Med > >> -----Message d'origine----- >> De : Brian E Carpenter [mailto:brian.e.carpenter@gmail.com] >> Envoyé : mardi 29 septembre 2020 21:55 >> À : BOUCADAIR Mohamed TGI/OLN <mohamed.boucadair@orange.com>; last- >> call@ietf.org >> Cc : draft-ietf-opsawg-model-automation-framework.all@ietf.org; >> opsawg@ietf.org >> Objet : Re: Last Call: <draft-ietf-opsawg-model-automation- >> framework-06.txt> (A Framework for Automating Service and Network >> Management with YANG) to Informational RFC >> >> Hi Med, see below... >> On 29-Sep-20 18:40, mohamed.boucadair@orange.com wrote: >>> Hi Brian, >>> >>> Please see inline. >>> >>> Cheers, >>> Med >>> >>>> -----Message d'origine----- >>>> De : Brian E Carpenter [mailto:brian.e.carpenter@gmail.com] >>>> Envoyé : mardi 29 septembre 2020 00:25 À : last-call@ietf.org >> Cc : >>>> draft-ietf-opsawg-model-automation-framework.all@ietf.org; >>>> opsawg@ietf.org >>>> Objet : Re: Last Call: <draft-ietf-opsawg-model-automation- >>>> framework-06.txt> (A Framework for Automating Service and Network >>>> Management with YANG) to Informational RFC >>>> >>>> Hi, >>>> >>>> I have a question for clarification, and then a comment. >>>> >>>> First, consider these extracts: >>>> >>>>> 5.1. L2VPN/L3VPN Service Delivery >>>>> >>>>> In reference to Figure 5, the following steps are performed >> to >>>>> deliver the L3VPN service within the network management >>>> automation >>>>> architecture defined in this document: >>>>> >>>>> 1. The Customer requests to create two sites (as per service >>>>> creation operation in Section 4.2.1)... >>>> ... >>>>> 5.2. VN Lifecycle Management >>>>> >>>>> In reference to Figure 7, the following steps are performed >> to >>>>> deliver the VN service within the network management >> automation >>>>> architecture defined in this document: >>>>> >>>>> 1. Customer requests (service exposure operation in Section >>>> 4.1.1) >>>>> to create 'VN' based on Access point... >>>> ... >>>>> 3. The Customer exchanges connectivity-matrix on abstract >> node >>>> and >>>>> explicit path using TE topology model with the >>>> orchestrator... >>>> >>>> In those examples, how does the customer "request" or "exchange" >>>> data? I assume this is intended to happen by software, rather >> than by >>>> telefax. >>> >>> [Med] We hope this can be by software if we want to benefit from >> the automation in the full cycle but the approach still apply >> independently how a service request is captured. >>> >>> We don't zoom that much on that interface because the document is >> more on the provider's side. >>> >>>> So what protocol is involved, and which entity on the customer >> side >>>> is doing it? >>> >>> [Med] The component at the client side are generally represented >> as service ordering (see RFC 4176). That component may interact with >> the Order Handling at the provider side using a variety of means >> such as https://www.rfc-editor.org/authors/rfc8921.txt (Section 5) >> or by offering a management interface to the customer, etc. >> >> Well, I'd rather see a standardised and generic solution to that >> problem, as noted in my reply to Adrian. But indeed, that is the >> requirement. >> >>> Please let us know if you think that we need to add some text on >> this part. >> >> I think it needs just a few words in section 3 or 4, even just to >> say that the mechanism is out of scope for this document. >> >>> >>>> >>>>> 5.3. Event-based Telemetry in the Device Self Management >>>>> >>>>> In reference to Figure 8, the following steps are performed >> to >>>>> monitor state changes of managed objects or resources in a >>>> network >>>>> device and provide device self-management within the network >>>>> management automation architecture defined in this document: >>>>> >>>>> 1. To control which state a network device should be in or >> is >>>>> allowed to be in at any given time, a set of conditions >> and >>>>> actions are defined and correlated with network events >>>> (e.g., >>>>> allow the NETCONF server to send updates... >>>> >>>> Second, this is the first mention of NETCONF in the document, and >> the >>>> only other mention is in the Security Considerations. I suggest >> that >>>> there should be a short description of the role of NETCONF (and >>>> RESTCONF) earlier in the document, either in section 3 or more >> likely >>>> in section 4 (Functional Blocks and Interactions). >>> >>> [Med] Point taken. We will also clarify that in some cases the use >> of YANG does not require NETCONF/RESTCONF. >> >> Thanks. (For example, draft-ietf-anima-grasp-distribution can serve >> for distributing YANG.) >> >> Brian >>> >>>> >>>> Regards >>>> Brian Carpenter >>> >>> > > > _________________________________________________________________________________________________________________________ > > Ce message et ses pieces jointes peuvent contenir des informations confidentielles ou privilegiees et ne doivent donc > pas etre diffuses, exploites ou copies sans autorisation. Si vous avez recu ce message par erreur, veuillez le signaler > a l'expediteur et le detruire ainsi que les pieces jointes. Les messages electroniques etant susceptibles d'alteration, > Orange decline toute responsabilite si ce message a ete altere, deforme ou falsifie. Merci. > > This message and its attachments may contain confidential or privileged information that may be protected by law; > they should not be distributed, used or copied without authorisation. > If you have received this email in error, please notify the sender and delete this message and its attachments. > As emails may be altered, Orange is not liable for messages that have been modified, changed or falsified. > Thank you. >
- [OPSAWG] Last Call: <draft-ietf-opsawg-model-auto… The IESG
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… Adrian Farrel
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… Brian E Carpenter
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… mohamed.boucadair
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… Adrian Farrel
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… Brian E Carpenter
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… Brian E Carpenter
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… Qin Wu
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… Brian E Carpenter
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… mohamed.boucadair
- Re: [OPSAWG] Last Call: <draft-ietf-opsawg-model-… Brian E Carpenter