Links

RFCs

• RFC 7950 - The YANG 1.1 Data Modeling Language
• RFC 7951 - JSON Encoding of Data Modeled with YANG
• RFC 8342 - Network Management Datastore Architecture (NMDA)
• RFC 6087 - Guidelines for Authors and Reviewers of YANG Data Model Documents
• RFC 8340 - YANG Tree Diagrams
• RFC 6991 - Common YANG Data Types
• RFC 6241 - Network Configuration Protocol (NETCONF)
• RFC 8040 - RESTCONF Protocol

YANG models

• Collection of several YANG models, including models from standards organizations such as the IETF and vendor specific models: https://github.com/YangModels/yang
• OpenConfig: https://github.com/openconfig/public

Presentations

• FRR Advanced Northbound API (May 2018)

  • Slides: https://www.dropbox.com/s/zhybthruwocbqaw/netdef-frr-northbound.pdf?dl=1

• Ok, We Got Data Models, Now What?

  • Video: https://www.youtube.com/watch?v=2oqkiZ83vAA
  • Slides: https://www.nanog.org/sites/default/files/20161017_Alvarez_Ok_We_Got_v1.pdf

• Data Model-Driven Management: Latest Industry and Tool Developments

  • Video: https://www.youtube.com/watch?v=n_oKGJ_jgYQ
  • Slides: https://pc.nanog.org/static/published/meetings/NANOG72/1559/20180219_Claise_Data_Modeling-Driven_Management__v1.pdf

• Network Automation And Programmability: Reality Versus The Vendor Hype When Considering Legacy And NFV Networks

  • Video: https://www.youtube.com/watch?v=N5wbYncUS9o
  • Slides: https://www.nanog.org/sites/default/files/1_Moore_Network_Automation_And_Programmability.pdf

• Lightning Talk: The API is the new CLI?

  • Video: https://www.youtube.com/watch?v=ngi0erGNi58
  • Slides: https://pc.nanog.org/static/published/meetings/NANOG72/1638/20180221_Grundemann_Lightning_Talk_The_v1.pdf

• Lightning Talk: OpenConfig - progress toward vendor-neutral network management

  • Video: https://www.youtube.com/watch?v=10rSUbeMmT4
  • Slides: https://pc.nanog.org/static/published/meetings/NANOG71/1535/20171004_Shaikh_Lightning_Talk_Openconfig_v1.pdf

• Getting started with OpenConfig

  • Video: https://www.youtube.com/watch?v=L7trUNK8NJI
  • Slides: https://pc.nanog.org/static/published/meetings/NANOG71/1456/20171003_Alvarez_Getting_Started_With_v1.pdf

• Why NETCONF and YANG

  • Video: https://www.youtube.com/watch?v=mp4h8aSTba8

• NETCONF and YANG Concepts

  • Video: https://www.youtube.com/watch?v=UwYYvT7DBvg

• NETCONF Tutorial

  • Video: https://www.youtube.com/watch?v=N4vov1mI14U

Whitepapers

• Automating Network and Service Configuration Using NETCONF and YANG: http://www.tail-f.com/wordpress/wp-content/uploads/2013/02/Tail-f-Presentation-Netconf-Yang.pdf
• Creating the Programmable Network: The Business Case for NETCONF/YANG in Network Devices: http://www.tail-f.com/wordpress/wp-content/uploads/2013/10/HR-Tail-f-NETCONF-WP-10-08-13.pdf
• NETCONF/YANG: What's Holding Back Adoption & How to Accelerate It: https://www.oneaccess-net.com/images/public/wp_heavy_reading.pdf
• Achieving Automation with YANG Modeling Technologies: https://www.cisco.com/c/dam/en/us/products/collateral/cloud-systems-management/network-services-orchestrator/idc-achieving-automation-wp.pdf

Blog posts and podcasts

• OpenConfig and IETF YANG Models: Can they converge? - http://rob.sh/post/215/
• OpenConfig: Standardized Models For Networking - https://packetpushers.net/openconfig-standardized-models-networking/
• (Podcast) OpenConfig: From Basics to Implementations - https://blog.ipspace.net/2017/02/openconfig-from-basics-to.html
• (Podcast) How Did NETCONF Start on Software Gone Wild - https://blog.ipspace.net/2017/12/how-did-netconf-start-on-software-gone.html
• YANG Data Models in the Industry: Current State of Affairs (March 2018) - https://www.claise.be/2018/03/yang-data-models-in-the-industry-current-state-of-affairs-march-2018/
• Why Data Model-driven Telemetry is the only useful Telemetry? - https://www.claise.be/2018/02/why-data-model-driven-telemetry-is-the-only-useful-telemetry/
• NETCONF versus RESTCONF: Capabilitity Comparisons for Data Model-driven Management - https://www.claise.be/2017/10/netconf-versus-restconf-capabilitity-comparisons-for-data-model-driven-management-2/
• An Introduction to NETCONF/YANG - https://www.fir3net.com/Networking/Protocols/an-introduction-to-netconf-yang.html
• Network Automation and the Rise of NETCONF - https://medium.com/@k.okasha/network-automation-and-the-rise-of-netconf-e96cc33fe28
• YANG and the Road to a Model Driven Network - https://medium.com/@k.okasha/yang-and-road-to-a-model-driven-network-e9e52d47148d

Software

libyang

libyang is a YANG data modelling language parser and toolkit written (and providing API) in C.

• GitHub page: https://github.com/CESNET/libyang
• Documentaion: https://netopeer.liberouter.org/doc/libyang/master/

pyang

pyang is a YANG validator, transformator and code generator, written in python. It can be used to validate YANG modules for correctness, to transform YANG modules into other formats, and to generate code from the modules.

• GitHub page: https://github.com/mbj4668/pyang
• Documentaion: https://github.com/mbj4668/pyang/wiki/Documentation

ncclient

ncclient is a Python library that facilitates client-side scripting and application development around the NETCONF protocol.

• GitHub page: https://github.com/ncclient/ncclient
• Documentaion: https://ncclient.readthedocs.io/en/latest/

YDK

ydk-gen is a developer tool that can generate API's that are modeled in YANG. Currently, it generates language binding for Python, Go and C++ with planned support for other language bindings in the future.

• GitHub pages:
  • Generator: https://github.com/CiscoDevNet/ydk-gen
  • Python: https://github.com/CiscoDevNet/ydk-py
    • Python samples: https://github.com/CiscoDevNet/ydk-py-samples
  • Go: https://github.com/CiscoDevNet/ydk-go
  • C++: https://github.com/CiscoDevNet/ydk-cpp
• Documentation:
  • Python: http://ydk.cisco.com/py/docs/
  • Go: http://ydk.cisco.com/go/docs/
  • C++: http://ydk.cisco.com/cpp/docs/
• (Blog post) Simplifying Network Programmability with Model-Driven APIs: https://blogs.cisco.com/sp/simplifying-network-programmability-with-model-driven-apis
• (Video introduction) Infrastructure as a Code Using YANG, OpenConfig and YDK: https://www.youtube.com/watch?v=G1b6vJW1R5w

pyangbind

A plugin for pyang that creates Python bindings for a YANG model.

• GitHub page: https://github.com/robshakir/pyangbind
• Documentation: http://pynms.io/pyangbind/

ConfD

• Official webpage (for ConfD Basic): http://www.tail-f.com/confd-basic/
• Training Videos: http://www.tail-f.com/confd-training-videos/
• Forum: http://discuss.tail-f.com/

Sysrepo

Sysrepo is an YANG-based configuration and operational state data store for Unix/Linux applications.

• GitHub page: https://github.com/sysrepo/sysrepo
• Official webpage: http://www.sysrepo.org/
• Documentation: http://www.sysrepo.org/static/doc/html/

Netopeer2

Netopeer2 is a set of tools implementing network configuration tools based on the NETCONF Protocol. This is the second generation of the toolset, originally available as the Netopeer project. Netopeer2 is based on the new generation of the NETCONF and YANG libraries - libyang and libnetconf2. The Netopeer server uses sysrepo as a NETCONF datastore implementation.

• GitHub page: https://github.com/CESNET/Netopeer2

Clixon

Clixon is an automatic configuration manager where you generate interactive CLI, NETCONF, RESTCONF and embedded databases with transaction support from a YANG specification.

• GitHub page: https://github.com/clicon/clixon
• Project page: http://www.clicon.org/