Monitor OPNsense with Zabbix (Active Agent, GUI-only)
TL;DR Install the OPNsense Zabbix Agent plugin → enable it → set Hostname to exactly your Zabbix host name → […]
Observability & Operations
Observability & Operations
Observability & Operations
Convert “FreeBSD by Zabbix agent” to Active (Zabbix 7.4)
TL;DR Clone FreeBSD by Zabbix agent → mass-update all Zabbix agent items to Zabbix agent (active) → switch agent-based discovery
Observability & Operations
Zabbix Agent Active vs Passive: What They Mean and When to Use Each
TL;DR How Active Works How Passive Works Quick Comparison Aspect Active Passive Connection Agent → Server :10051 Server → Agent
Observability & Operations
Zabbix 7.4 + Keycloak (SAML 2.0): End-to-End Setup with JIT Provisioning
This guide connects Zabbix 7.4 at https://zabbix.maksonlee.com to Keycloak at https://keycloak.maksonlee.com (realm maksonlee.com) using SAML 2.0, and enables Just-in-Time (JIT)
Observability & Operations
Monitor a Linux Host with Zabbix 7.4 (Ubuntu 24.04)
What you’ll do: add a Linux machine to Zabbix using the standard agent so you get CPU, memory, disk, filesystem,
Observability & Operations
Install Zabbix on Ubuntu 24.04
Start new shell session with root privileges. Make sure you have a database server up and running (I use MariaDB