The Maslow’s Pyramid of Needs of Intent-based Networking
The services become more and more complex, with a mix of networking (virtual networking) functions at the edge, the core, and the data center, and the combinations of networking, compute, […]
Networking Automation is as Good as …
Reflecting about automation lately, I realized that the messaging changed along the years, the more we learned about networking service automation. About 10 years ago, I used to make the […]
Model-driven Telemetry: IETF YANG Push and/or Openconfig Streaming Telemetry?
In 2014, work on “Requirements for Subscription to YANG Datastores” started at the IETF, eventually finalized as RFC 7923. This document provides the telemetry foundational set of requirements for a […]
Service Assurance for Intent-based Network Architecture
Network Service YANG Modules [RFC8199] describe the configuration, state data, operations, and notifications of abstract representations of services implemented on one or multiple network elements. Quoting RFC8199: “Network Service YANG […]
Brand new book! Network Programmability with YANG: The Structure of Network Automation with YANG, NETCONF, RESTCONF, and gNMI
Happy to share this brand new book about data model-driven management with YANG, the first one on the topic I believe. Enjoy reading, it’s full of existing technologies and if […]
YANG Data Modules Statistics
YANG data modules statistics in the industry Generated with pyang, confdc , yangdump-pro, and yanglint IETF: All YANG data modules extracted from IETF drafts, with compilation errors Download all these YANG data modules […]
Telemetry, Model-driven Telemetry, Operational Telemetry, Business Telemetry, You-name-it Telemetry
At the IETF 104 meeting last week, telemetry was mentioned many times. In those discussions, I had to repeatedly clarify what we mean by “telemetry”. Taking a formal definition, I […]
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New Series of YANG, NETCONF, RESTCONF RFCs Published
The last couple of weeks were important weeks for the world of YANG, NETCONF, and RESTCONF, as 8 new IETF RFCs were published: RFC 8525 on YANG Library RFC 8526 […]
YANG Catalog Transition to the IETF LLC
Like many ideas at the IETF, the YANG Catalog started as a side discussion with Carl Moberg. Maybe in a corridor? maybe in a bar? Or maybe we were having […]
YANG Data Models in the Industry: Current State of Affairs (March 2018)
Just after IETF 101 in London, let’s analyze the current state of affairs in the YANG Data Models world. Note also the previous “YANG Data Models in the Industry: Current […]