Meridian 2026: An Architectural Leapfrog

Meridian 2026 is the largest architectural step we have taken in years. The changes land in two places that shape everything we ship in the future, especially where your configuration lives, and the framework the user interface is built in. Configuration moves closer to the operator Four of the configuration [...]

By |2026-09-11T13:42:12-04:00September 10th, 2026|

September 2026 Releases – Meridian 2025.0.10 and 2024.3.13

In September, we released updates to all OpenNMS Meridian versions under active support. Meridian Stable Updates Meridians 2025.0.10 and 2024.3.13 contains a couple of bug fixes and enhancements. For a list of changes, see the release notes: 2024.3.13 2025.0.10

By |2026-09-10T10:52:03-04:00September 9th, 2026|

Introducing LLM-Based Alarm Correlation and Root Cause Analysis for OpenNMS ALEC

It is 11:17 PM. A single fiber degrades on an edge router, and within seconds your console lights up: an optical power alarm, two interfaces down, a service outage, and a traffic spike on the neighboring link that just absorbed the rerouted load. Five alarms, one actual problem. Multiply that [...]

By |2026-09-02T11:38:13-04:00September 2nd, 2026|

August 2026 Releases – Meridian 2025.0.9 and 2024.3.12

In August, we released updates to all OpenNMS Meridian versions under active support. Meridian Stable Updates Meridians 2025.0.9 and 2024.3.12 contains a couple of bug fixes and enhancements. For a list of changes, see the release notes: 2024.3.12 2025.0.9

By |2026-08-26T13:11:26-04:00August 12th, 2026|

Monitoring wouldn’t have stopped the Hugging Face intrusion. It would have seen it coming.

An AI agent enrolled 181 nodes onto a production network over four and a half days, ran an improvised command-and-control system, and moved laterally through the org. Every one of those steps was a network event. The question isn't whether a monitoring platform could have caught it. It's whether [...]

By |2026-08-04T09:28:04-04:00August 4th, 2026|

How to Set Up Unified Network Monitoring: A Step-by-Step Guide

If you can't see it, you can't fix it. That's the entire premise of network monitoring, and yet it's one of the most commonly under-built parts of IT infrastructure. Teams often bolt on monitoring reactively, after an outage exposes a blind spot, rather than designing it deliberately from the start. [...]

By |2026-07-23T13:40:02-04:00July 23rd, 2026|

Collection Is All You Need: Musings on LLMs and Network Monitoring

I’m not one for writing think-piece blog articles that make good LinkedIn fodder, but this subject has been eating away at me over the past few weeks as I’ve been watching the slow march of LLMs and AI take over the IT industry. I’m not convinced any programmers are going [...]

By |2026-07-13T12:51:53-04:00July 13th, 2026|

Monitoring VMware CPU Readiness with OpenNMS Meridian

This blog post is coming out on the heels of our recent post on where OpenNMS time series storage is headed — RRDtool, Newts, and Prometheus-compatible storage — so make sure you check that out first because we're going to build off of that for what is presented here. We [...]

By |2026-06-26T11:28:04-04:00June 26th, 2026|

June 2026 Releases – Meridian 2025.0.7 and 2024.3.10

In June, we released updates to all OpenNMS Meridian versions under active support. Meridian Stable Updates Meridians 2025.0.7 and 2024.3.10 contains a couple of bug fixes and enhancements. For a list of changes, see the release notes: 2024.3.10 2025.0.7

By |2026-08-26T13:16:26-04:00June 10th, 2026|
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