YANG-Push & Apache Kafka Integration
For a couple of IETF meetings, the initiative around “YANG-Push & Kafka integration” has been growing and growing, over the last few IETFs there have been packed-room side meetings on […]
Telemetry
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 […]
YANG Push + Apache Kafka + Semantic = Network Visibility for Analytics
To solve the next challenge of autonomous networks, it’s not sufficient to configure YANG data models, it’s not sufficient to stream telemetry, it’s important to solve the issue and to […]
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 […]
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 […]
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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Why Data Model-driven Telemetry is the only useful Telemetry?
Back from CiscoLive two weeks ago, a mad networking week with 14500 people, where I presented “YANG Data Modeling and NETCONF: Cisco and Industry Developments” with Carl Moberg. Part of […]