How to Install Nagios Plugins for LibreNMS On Centos 7

This article will show you how to quickly install all of the nagios plugins with Librenms, On CentOS 7. First install nagios-plugins-all yum install nagios-plugins-all.x86_64 -y In the Libredocs they say that this is installed in /usr/lib/nagios/plugins, however mine was installed in /usr/lib64/nagios/plugins https://docs.librenms.org/Extensions/Services/ Anyway, now you need to add two lines into your LibreNMS …

How to Block All Except Cloudflare From Your Webserver

Today I’m going to show you how to quickly whitelist all of Cloudflare’s prefixes so that direct connection to your site is dropped. My goal in this is to make sure no naughty users ever go through my public IP. Please forgive the ugly bash since I usually just stick to Powershell 🙂   First …