IETF Hackathon: SRv6 IPFIX Flow Monitoring
Just back from the IETF 115 in London last week. While the previous two IETF meetings in Vienna and in Philly were kind of “tentative” physical meetings in the post-COVID […]
Data Mesh Principles in the Networking World
The “Data Mesh” concepts are discussed in many different places recently, so I decided to read the “Data Mesh: Delivering Data-driven Value at Scale” reference book, by Zhamak Dehghani. “This […]
Exposing Routers Capabilities during Design and Implementation Times
Network automation is important, as I’ve been stressing for years. See for example this blog: “Automation is as good as your data models, their related metadata, your toolchain, and what you […]
Network Automation: the costly Data Models Integration and Mediation
A network administrator needs to monitor network and services as a whole, across multiple use cases, domains, and technologies. For example, a cloud-native video application, running in the VMs/containers on […]
Organizing your Training, Certifications, and Knowledge: Challenges & Opportunities
I applaud the vast quantity of knowledge and trainings posted on the Internet lately. Knowledge is shared to whomever is motivated to learn. No more excuses, as online trainings remove […]
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 […]