[OPSAWG] I-D Action: draft-ietf-opsawg-yang-vpn-service-pm-07.txt

2022-04-25 Thread internet-drafts


A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the Operations and Management Area Working Group 
WG of the IETF.

Title   : A YANG Model for Network and VPN Service Performance 
Monitoring
Authors : Bo Wu
  Qin Wu
  Mohamed Boucadair
  Oscar Gonzalez de Dios
  Bin Wen
Filename: draft-ietf-opsawg-yang-vpn-service-pm-07.txt
Pages   : 39
Date: 2022-04-25

Abstract:
   The data model for network topologies defined in RFC 8345 introduces
   vertical layering relationships between networks that can be
   augmented to cover network and service topologies.  This document
   defines a YANG module for performance monitoring (PM) of both
   networks and VPN services that can be used to monitor and manage
   network performance on the topology at higher layer or the service
   topology between VPN sites.


The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-opsawg-yang-vpn-service-pm/

There is also an htmlized version available at:
https://datatracker.ietf.org/doc/html/draft-ietf-opsawg-yang-vpn-service-pm-07

A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=draft-ietf-opsawg-yang-vpn-service-pm-07


Internet-Drafts are also available by rsync at rsync.ietf.org::internet-drafts


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Re: [OPSAWG] IPR POLL: draft-ietf-opsawg-sap

2022-04-25 Thread SAMIER BARGUIL GIRALDO
Hi OPSAWG,

No, I'm not aware of any IPR that applies to this draft.


Samier Barguil



De: OPSAWG  en nombre de Joe Clarke (jclarke) 

Enviado: viernes, 22 de abril de 2022 21:01
Para: opsawg@ietf.org 
Asunto: [OPSAWG] IPR POLL: draft-ietf-opsawg-sap

Authors and contributors, please respond on-list as to whether or not you are 
aware of any IPR that pertains to this work.

Please state either:

"No, I'm not aware of any IPR that applies to this draft"
or
"Yes, I'm aware of IPR that applies to this draft"

If you are aware of IPR, indicate whether or not this has been disclosed per 
IETF IPR rules (see RFCs 3669, 5378, and 8179).

Joe


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Re: [OPSAWG] Document shepherd review of draft-ietf-opsawg-yang-vpn-service-pm-06

2022-04-25 Thread Wubo (lana)
Hi Adrian,

Many thanks for your detailed review. We have released Rev-07 to address these 
issues, see if they are fully addressed.
https://www.ietf.org/rfcdiff?url2=draft-ietf-opsawg-yang-vpn-service-pm-07

Please also find some replies inline.

Thanks,
Bo

-Original Message-
From: Adrian Farrel [mailto:adr...@olddog.co.uk] 
Sent: Saturday, April 23, 2022 12:35 AM
To: draft-ietf-opsawg-yang-vpn-service...@ietf.org
Cc: 'opsawg' 
Subject: Document shepherd review of draft-ietf-opsawg-yang-vpn-service-pm-06

Hi,

I'm the document shepherd for this document as it moves beyond the WG for 
requested publication as an RFC.

I reviewed the draft at -03 during WG last call, so my comments here are 
basically editorial with only a few small questions.

If the authors could produce a new revision, I will start work on the shepherd 
write-up.

One other point: can someone say whether this draft has been shared with the 
IPPM working group?

Thanks,
Adrian

===

Introduction.

First sentence could use a reference to RFC 6020.
[Bo Wu] Fixed.

---

Introduction

OLD
   It defines that the performance
   measurement telemetry model to be tied with the service, such as
   Layer 3 VPN and Layer 2 VPN, or network models to monitor the overall
   network performance or Service Level Agreement (SLA).
NEW
   It defines that the performance
   measurement telemetry model should be tied to the services (such as
   a Layer 3 VPN or Layer 2 VPN) or to the network models to monitor the
   overall network performance and the Service Level Agreements (SLAs).
END

 [Bo Wu] Fixed.
---

2.1

OLD
   SLA Service Level Agreements
NEW
   SLA Service Level Agreement
END

[Bo Wu] Fixed.
---

3.

   For example, the
   controller can use information from [RFC8345], [I-D.ietf-opsawg-sap]
   or VPN instances.

I think this is where there should be a reference to RFC 9182 and 
draft-ietf-opsawg-l2nm.

[Bo Wu] Fixed.
---

3.1

s/dynamic-changing/dynamic/
[Bo Wu] Fixed.

---

4.

OLD
   This document defines the YANG module, "ietf-network-vpn-pm", which
   is an augmentation to the "ietf-network" and "ietf-network-topology".
NEW
   This document defines the YANG module, "ietf-network-vpn-pm", which
   is an augmentation to the "ietf-network" and "ietf-network-topology"
   modules.
END

[Bo Wu] Fixed.
---

4.

Would it be more consistent if the box on the right of Figure 2 showed 
"ietf-network-vpn-pm"?
[Bo Wu] Fixed.

---

I think that Figure 3 could use a little tidying.
- Some gaps in lines
- A couple of lines slightly out of place
- S2A and S2B are confusinly places
- The cross-over of VN3-N2 and VN1-N1 is unclear
- Wording of the Legend a little unclear

How about...


 VPN 1   VPN 2
  ++   ++
 //   //
/ S1C_[VN3]:::   /   //
   / \   :  /   / S2A_[VN1][VN3]_S2B /
  /   \   :::  /   /  :  :  / Overlay
 / \  :  : /
/ S1B_[VN2][VN1]_S1A /   /   :   :/
   +-:---:--+   +---:-:--:---+
 ::    : :
 : :   :::
   Site-1A   :  +---:-:--:---:-+ Site-1C
 [CE1]___:_/___[N1]___[N2]___:/__[CE3]
 :/   / / \ _// :/
   [CE5]_:___/ /\ _/ /::/
 Site-2A/:/   \  /  /   :: /
   / :[N5] /  ::  / Underlay Network
  /   : /   __/ \__   / ::   /
 / :   /___/   \__   /::/
Site-1B /   : / ___/  \ /: /  Site-2B
[CE2]__/[N4]__[N3]/[CE4]
  /  /
 +--+

Legend:
N:Node   VN:VPN-Node  S:Site  CE:Customer Edge
__  Link within a network layer
:   Mapping between network layers

[Bo Wu] Fixed. Thanks for helping to correct the figure.
---

4.1

s/topologies are both built/topologies are built/
[Bo Wu] Fixed.

---

The legend for Figure 4 should include "TP" (if TPs are actually relevant to 
the figure and aren't something you should remove - the text doesn't mention 
them, and they don't really seem to be important in Section 4.1).

Probably, TP should be added to the list in Section 2.1 with a reference to 
where TP is properly explained. 4.4 would then be able to lean on that 
definition.

[Bo Wu] Fixed. Thanks for catching this. The reference of TP has been added in 
Section 2.1.
---

4.1

s/VPN PM can provides/VPN PM can provide/

[Bo Wu] Fixed.
---

4.2

s/[RFC9181])./[RFC9181]./

[Bo Wu] Fixed.
---

4.2 etc.

Not sure why 'mac-num' 

Re: [OPSAWG] Document shepherd review of draft-ietf-opsawg-yang-vpn-service-pm-06

2022-04-25 Thread Wubo (lana)
Hi Adrian,

About the issue on Normative Reference, RFC4026 as specific, the authors think 
this will cause downref since RFC4026 is an Informational draft. 
We still suggest RFC4026 as an informative reference because the model just 
references it as informational.

Thanks,
Bo

-Original Message-
From: OPSAWG [mailto:opsawg-boun...@ietf.org] On Behalf Of Wubo (lana)
Sent: Monday, April 25, 2022 4:44 PM
To: adr...@olddog.co.uk; draft-ietf-opsawg-yang-vpn-service...@ietf.org
Cc: 'opsawg' 
Subject: Re: [OPSAWG] Document shepherd review of 
draft-ietf-opsawg-yang-vpn-service-pm-06

Hi Adrian,

Many thanks for your detailed review. We have released Rev-07 to address these 
issues, see if they are fully addressed.
https://www.ietf.org/rfcdiff?url2=draft-ietf-opsawg-yang-vpn-service-pm-07

Please also find some replies inline.

Thanks,
Bo

-Original Message-
From: Adrian Farrel [mailto:adr...@olddog.co.uk]
Sent: Saturday, April 23, 2022 12:35 AM
To: draft-ietf-opsawg-yang-vpn-service...@ietf.org
Cc: 'opsawg' 
Subject: Document shepherd review of draft-ietf-opsawg-yang-vpn-service-pm-06

Hi,

I'm the document shepherd for this document as it moves beyond the WG for 
requested publication as an RFC.

I reviewed the draft at -03 during WG last call, so my comments here are 
basically editorial with only a few small questions.

If the authors could produce a new revision, I will start work on the shepherd 
write-up.

One other point: can someone say whether this draft has been shared with the 
IPPM working group?

Thanks,
Adrian

===

Introduction.

First sentence could use a reference to RFC 6020.
[Bo Wu] Fixed.

---

Introduction

OLD
   It defines that the performance
   measurement telemetry model to be tied with the service, such as
   Layer 3 VPN and Layer 2 VPN, or network models to monitor the overall
   network performance or Service Level Agreement (SLA).
NEW
   It defines that the performance
   measurement telemetry model should be tied to the services (such as
   a Layer 3 VPN or Layer 2 VPN) or to the network models to monitor the
   overall network performance and the Service Level Agreements (SLAs).
END

 [Bo Wu] Fixed.
---

2.1

OLD
   SLA Service Level Agreements
NEW
   SLA Service Level Agreement
END

[Bo Wu] Fixed.
---

3.

   For example, the
   controller can use information from [RFC8345], [I-D.ietf-opsawg-sap]
   or VPN instances.

I think this is where there should be a reference to RFC 9182 and 
draft-ietf-opsawg-l2nm.

[Bo Wu] Fixed.
---

3.1

s/dynamic-changing/dynamic/
[Bo Wu] Fixed.

---

4.

OLD
   This document defines the YANG module, "ietf-network-vpn-pm", which
   is an augmentation to the "ietf-network" and "ietf-network-topology".
NEW
   This document defines the YANG module, "ietf-network-vpn-pm", which
   is an augmentation to the "ietf-network" and "ietf-network-topology"
   modules.
END

[Bo Wu] Fixed.
---

4.

Would it be more consistent if the box on the right of Figure 2 showed 
"ietf-network-vpn-pm"?
[Bo Wu] Fixed.

---

I think that Figure 3 could use a little tidying.
- Some gaps in lines
- A couple of lines slightly out of place
- S2A and S2B are confusinly places
- The cross-over of VN3-N2 and VN1-N1 is unclear
- Wording of the Legend a little unclear

How about...


 VPN 1   VPN 2
  ++   ++
 //   //
/ S1C_[VN3]:::   /   //
   / \   :  /   / S2A_[VN1][VN3]_S2B /
  /   \   :::  /   /  :  :  / Overlay
 / \  :  : /
/ S1B_[VN2][VN1]_S1A /   /   :   :/
   +-:---:--+   +---:-:--:---+
 ::    : :
 : :   :::
   Site-1A   :  +---:-:--:---:-+ Site-1C
 [CE1]___:_/___[N1]___[N2]___:/__[CE3]
 :/   / / \ _// :/
   [CE5]_:___/ /\ _/ /::/
 Site-2A/:/   \  /  /   :: /
   / :[N5] /  ::  / Underlay Network
  /   : /   __/ \__   / ::   /
 / :   /___/   \__   /::/
Site-1B /   : / ___/  \ /: /  Site-2B
[CE2]__/[N4]__[N3]/[CE4]
  /  /
 +--+

Legend:
N:Node   VN:VPN-Node  S:Site  CE:Customer Edge
__  Link within a network layer
:   Mapping between network layers

[Bo Wu] Fixed. Thanks for helping to correct the figure.
---

4.1

s/topologies are both built/topologies are built/ [Bo Wu] Fixed.

---

The legend for Figure 4 should include "TP"

[OPSAWG] I-D Action: draft-ietf-opsawg-service-assurance-yang-04.txt

2022-04-25 Thread internet-drafts


A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the Operations and Management Area Working Group 
WG of the IETF.

Title   : YANG Modules for Service Assurance
Authors : Benoit Claise
  Jean Quilbeuf
  Paolo Lucente
  Paolo Fasano
  Thangam Arumugam
Filename: draft-ietf-opsawg-service-assurance-yang-04.txt
Pages   : 45
Date: 2022-04-25

Abstract:
   This document specifies YANG modules representing assurance graphs.
   These graphs represent the assurance of a given service by
   decomposing it into atomic assurance elements called subservices.  A
   companion RFC, Service Assurance for Intent-based Networking
   Architecture, presents an architecture for implementing the assurance
   of such services.

   The YANG data models in this document conforms to the Network
   Management Datastore Architecture (NMDA) defined in RFC 8342.


The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-opsawg-service-assurance-yang/

There is also an htmlized version available at:
https://datatracker.ietf.org/doc/html/draft-ietf-opsawg-service-assurance-yang-04

A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=draft-ietf-opsawg-service-assurance-yang-04


Internet-Drafts are also available by rsync at rsync.ietf.org::internet-drafts


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Re: [OPSAWG] I-D Action: draft-ietf-opsawg-service-assurance-yang-04.txt

2022-04-25 Thread Jean Quilbeuf
Dear All,
This new version of the draft addresses the comments from Tom Petch and Mohamed 
Boucadair.
Thanks again for their reviews.

Best,
Jean

> -Original Message-
> From: OPSAWG [mailto:opsawg-boun...@ietf.org] On Behalf Of internet-
> dra...@ietf.org
> Sent: Monday 25 April 2022 18:32
> To: i-d-annou...@ietf.org
> Cc: opsawg@ietf.org
> Subject: [OPSAWG] I-D Action: draft-ietf-opsawg-service-assurance-yang-
> 04.txt
> 
> 
> A New Internet-Draft is available from the on-line Internet-Drafts 
> directories.
> This draft is a work item of the Operations and Management Area Working
> Group WG of the IETF.
> 
> Title   : YANG Modules for Service Assurance
> Authors : Benoit Claise
>   Jean Quilbeuf
>   Paolo Lucente
>   Paolo Fasano
>   Thangam Arumugam
>   Filename: draft-ietf-opsawg-service-assurance-yang-04.txt
>   Pages   : 45
>   Date: 2022-04-25
> 
> Abstract:
>This document specifies YANG modules representing assurance graphs.
>These graphs represent the assurance of a given service by
>decomposing it into atomic assurance elements called subservices.  A
>companion RFC, Service Assurance for Intent-based Networking
>Architecture, presents an architecture for implementing the assurance
>of such services.
> 
>The YANG data models in this document conforms to the Network
>Management Datastore Architecture (NMDA) defined in RFC 8342.
> 
> 
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-opsawg-service-assurance-yang/
> 
> There is also an htmlized version available at:
> https://datatracker.ietf.org/doc/html/draft-ietf-opsawg-service-assurance-yang-04
> 
> A diff from the previous version is available at:
> https://www.ietf.org/rfcdiff?url2=draft-ietf-opsawg-service-assurance-yang-04
> 
> 
> Internet-Drafts are also available by rsync at rsync.ietf.org::internet-drafts
> 
> 
> ___
> OPSAWG mailing list
> OPSAWG@ietf.org
> https://www.ietf.org/mailman/listinfo/opsawg

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