draft-ietf-i2rs-yang-dc-fabric-network-topology-05.txt   draft-ietf-i2rs-yang-dc-fabric-network-topology-06.txt 
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I2RS Working Group Y. Zhuang I2RS Working Group Y. Zhuang
Internet-Draft D. Shi Internet-Draft D. Shi
Intended status: Standards Track Huawei Intended status: Standards Track Huawei
Expires: August 15, 2018 R. Gu Expires: August 15, 2018 R. Gu
China Mobile China Mobile
H. Ananthakrishnan H. Ananthakrishnan
Packet Design Packet Design
February 11, 2018 February 11, 2018
A YANG Data Model for Fabric Topology in Data Center Networks A YANG Data Model for Fabric Topology in Data Center Networks
draft-ietf-i2rs-yang-dc-fabric-network-topology-05 draft-ietf-i2rs-yang-dc-fabric-network-topology-06
Abstract Abstract
This document defines a YANG data model for fabric topology in Data This document defines a YANG data model for fabric topology in Data
Center Network. Center Network.
Status of This Memo Status of This Memo
This Internet-Draft is submitted in full conformance with the This Internet-Draft is submitted in full conformance with the
provisions of BCP 78 and BCP 79. provisions of BCP 78 and BCP 79.
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3.2.1. Fabric Topology . . . . . . . . . . . . . . . . . . . 5 3.2.1. Fabric Topology . . . . . . . . . . . . . . . . . . . 5
3.2.2. Fabric node extension . . . . . . . . . . . . . . . . 6 3.2.2. Fabric node extension . . . . . . . . . . . . . . . . 6
3.2.3. Fabric termination-point extension . . . . . . . . . 7 3.2.3. Fabric termination-point extension . . . . . . . . . 7
4. Fabric YANG Module . . . . . . . . . . . . . . . . . . . . . 7 4. Fabric YANG Module . . . . . . . . . . . . . . . . . . . . . 7
5. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 19 5. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 19
6. Security Considerations . . . . . . . . . . . . . . . . . . . 20 6. Security Considerations . . . . . . . . . . . . . . . . . . . 20
7. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 21 7. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 21
8. References . . . . . . . . . . . . . . . . . . . . . . . . . 21 8. References . . . . . . . . . . . . . . . . . . . . . . . . . 21
8.1. Normative References . . . . . . . . . . . . . . . . . . 21 8.1. Normative References . . . . . . . . . . . . . . . . . . 21
8.2. Informative References . . . . . . . . . . . . . . . . . 22 8.2. Informative References . . . . . . . . . . . . . . . . . 22
Appendix A. Non NMDA -state modules . . . . . . . . . . . . . . 23 Appendix A. Non NMDA -state modules . . . . . . . . . . . . . . 22
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 29 Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 28
1. Introduction 1. Introduction
Normally, a data center (DC) network is composed of single or Normally, a data center (DC) network is composed of single or
multiple fabrics which are also known as PODs (Points Of Delivery). multiple fabrics which are also known as PODs (Points Of Delivery).
These fabrics may be heterogeneous due to implementation of different These fabrics may be heterogeneous due to implementation of different
technologies when a DC network is upgraded or new techniques and technologies when a DC network is upgraded or new techniques and
features are enrolled. For example, Fabric A may use VXLAN while features are enrolled. For example, Fabric A may use VXLAN while
Fabric B may use VLAN within a DC network. Likewise, an existing Fabric B may use VLAN within a DC network. Likewise, an existing
fabric may use VXLAN while a new fabric, for example a fabric fabric may use VXLAN while a new fabric, for example a fabric
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and H. Ananthakrishnan, "A YANG Data Model for Network and H. Ananthakrishnan, "A YANG Data Model for Network
Topologies", I-D draft-ietf-i2rs-yang-network-topo-06, Topologies", I-D draft-ietf-i2rs-yang-network-topo-06,
September 2016. September 2016.
[I-D.draft-ietf-netmod-revised-datastores-06] [I-D.draft-ietf-netmod-revised-datastores-06]
Bjorklund, M., Schoenwaelder, J., Shafer, P., Watsen, K., Bjorklund, M., Schoenwaelder, J., Shafer, P., Watsen, K.,
and R. Wilton, "A Revised Conceptual Model for YANG and R. Wilton, "A Revised Conceptual Model for YANG
Datastores", I-D draft-ietf-netmod-revised-datastores-06, Datastores", I-D draft-ietf-netmod-revised-datastores-06,
October 2017. October 2017.
[I-D.draft-ietf-nvo3-geneve]
Gross, J., Ganga, I., and T. Sridhar, "Geneve: Generic
Network Virtualization Encapsulation", I-D draft-ietf-
i2rs-yang-network-topo-02, September 2017.
[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate
Requirement Levels", BCP 14, RFC 2119, Requirement Levels", BCP 14, RFC 2119,
DOI 10.17487/RFC2119, March 1997, DOI 10.17487/RFC2119, March 1997,
<http://www.rfc-editor.org/info/rfc2119>. <http://www.rfc-editor.org/info/rfc2119>.
[RFC5246] Dierks, T. and E. Rescorla, "Transport Layer Security [RFC5246] Dierks, T. and E. Rescorla, "Transport Layer Security
(TLS) Protocol Version 1.2", August 2008, (TLS) Protocol Version 1.2", August 2008,
<http://www.rfc-editor.org/info/rfc5246>. <http://www.rfc-editor.org/info/rfc5246>.
[RFC6020] Bjorklund, M., "YANG - A Data Modeling Language for the [RFC6020] Bjorklund, M., "YANG - A Data Modeling Language for the
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[I-D.draft-ietf-i2rs-usecase-reqs-summary] [I-D.draft-ietf-i2rs-usecase-reqs-summary]
Hares, S. and M. Chen, "Summary of I2RS Use Case Hares, S. and M. Chen, "Summary of I2RS Use Case
Requirements", I-D draft-ietf-netmod-yang-tree-diagrams, Requirements", I-D draft-ietf-netmod-yang-tree-diagrams,
May 2015. May 2015.
[I-D.draft-ietf-netmod-yang-tree-diagrams] [I-D.draft-ietf-netmod-yang-tree-diagrams]
Bjorklund, M. and L. Berger, "YANG Tree Diagrams", I-D Bjorklund, M. and L. Berger, "YANG Tree Diagrams", I-D
draft-ietf-netmod-yang-tree-diagrams, October 2017. draft-ietf-netmod-yang-tree-diagrams, October 2017.
[I-D.draft-ietf-nvo3-geneve]
Gross, J., Ganga, I., and T. Sridhar, "Geneve: Generic
Network Virtualization Encapsulation", I-D draft-ietf-
nvo3-geneve-05, September 2017.
Appendix A. Non NMDA -state modules Appendix A. Non NMDA -state modules
The YANG module ietf-fabric-toplogy defined in this document augments The YANG module ietf-fabric-toplogy defined in this document augments
two modules, ietf-network and ietf-network-topology, that are two modules, ietf-network and ietf-network-topology, that are
designed to be used in conjunction with implementations that support designed to be used in conjunction with implementations that support
the Network Management Datastore Architecture (NMDA) defined in [I- the Network Management Datastore Architecture (NMDA) defined in [I-
D.draft-ietf-netmod-revised-datastores]. In order to allow D.draft-ietf-netmod-revised-datastores]. In order to allow
implementations to use the model even in case when NMDA is not implementations to use the model even in case when NMDA is not
supported, a set of companion modules have been defined that supported, a set of companion modules have been defined that
represent a state model of networks and network topologies, ietf- represent a state model of networks and network topologies, ietf-
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