SRv6 IPFIX Flow Monitoring with RFC9487
If you are a network engineer, you should know about Segment Routing and in particular Segment Routing version 6 (SRv6). If you have been living in a cave for a […]
Automation
Service Assurance For Intent-based Network: Two New IETF Standards Approved!
It’s obvious that networks become more and more complex these days … for a “network” definition that encompasses: the network itself, the cloud, the application and the end user environment, […]
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 […]
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 […]
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 […]
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 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 […]
NETCONF versus RESTCONF: Capabilitity Comparisons for Data Model-driven Management
In the world of data model-driven management, what is important is the set of YANG data modules from which APIs are deduced. Indeed, from a high level point of view, […]
YANG and NETCONF/RESTCONF Gain Traction in the Industry: Latest Status
[Slightly improved from in the IETF Journal, for the IETF 94] In 2003, RFC 3535, “Overview of the 2002 IAB Network Management Workshop” documented the outcomes of a dialog started […]
Network Management is dead, long live Network Management
During my full day interviews for a position with Cisco (a long long time ago), the situation looked promising: around noon, the Cisco representatives told me: “Good profile … Good […]