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Monitoring pfSense with Nagios XI Using SSH – part 3

Monitoring pfSense with Nagios XI Using SSH – part 3

Configuring the checks on Nagios XI This is the third and final part to monitoring pfSense with Nagios XI using SSH. If you missed either of the previous parts, I’ve included them below. Part 1: Setting up password-less SSH Part 2: Downloading and testing the checks Finally, let’s configure the checks on Nagios XI! Go to the SSH Proxy wizard. I like to change the OS to FreeBSD, but all that really does is change the icon in the web…

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Monitoring pfSense with Nagios XI Using SSH – part 2

Monitoring pfSense with Nagios XI Using SSH – part 2

Downloading and testing the checks In the part 1, we setup password-less SSH. What good does that do? Now that we have a secure connection between the systems, we are quite a bit closer to securely running check commands using the SSH proxy on Nagios XI (or the check_by_ssh on Nagios Core). First though, we need to get the various plugins on the pfSense box. We are going to use a handful of custom scripts, but we’ll also use some…

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Monitoring pfSense with Nagios XI Using SSH – part 1

Monitoring pfSense with Nagios XI Using SSH – part 1

Monitoring pfSense with Nagios XI Using SSH Series This walkthrough will guide you through the process of monitoring your pfSense using Nagios XI and SSH. The scripts could also be used with NRPE without issue, although I discuss why SSH is my preferred route below. Similar configuration steps could be taken on Nagios Core, however, I don’t have a running copy of Core to verify. I also included a service config file at the end of part 3 so Nagios…

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Nagios – ndo2db not running

Nagios – ndo2db not running

Your Nagios server was shutoff unexpectedly and now you see the “database backend” with a red exclamation in the web GUI. The only thing you can do is try to start the process, but it comes back with ndo2db is not running. Fortunately, the fix is pretty simple. Feel free to copy/paste the commands to avoid typos. Just make sure you omit the ‘#’ on each command otherwise the command won’t run. Assuming you have already tried restarting the ndo2db…

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