OPNSense Monitoring with Prometheus, Alloy and Grafana

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In this video, I'll show you how to set up comprehensive monitoring for your OPNSense firewall using Prometheus, Grafana, and Grafana Alloy. We'll collect both basic system metrics and detailed firewall statistics, allowing you to build powerful Grafana dashboards to correlate data and troubleshoot issues effectively.

References:
- OPNSense Tutorial: [https://youtu.be/BsNmzHcK2r4](https://youtu.be/BsNmzHcK2r4)
- Grafana Alloy 2: [https://youtu.be/E654LPrkCjo](https://youtu.be/E654LPrkCjo)
- Grafana Alloy: [https://youtu.be/KK9FI4OfPUY](https://youtu.be/KK9FI4OfPUY)
- Prometheus + Grafana Tutorial: [https://youtu.be/9TJx7QTrTyo](https://youtu.be/9TJx7QTrTyo)

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Timestamps:

00:00 Introduction
02:06 What’s the plan for today?
05:43 Install the Monitoring Stack
13:46 Install Node Exporter
16:47 Install Alloy
17:58 Configure Alloy Scrape Metrics
23:00 Install API Exporter
26:03 Configure API
28:33 Configure Alloy Scrape API Metrics
30:31 Grafana Dashboards
34:14 Final thoughts

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Видео OPNSense Monitoring with Prometheus, Alloy and Grafana канала Christian Lempa