LetsEncrypt If your Opsview Monitor web interface is public facing, securing your site with LetsEncrypt is likely the easiest solution. Apache Configuration Display your current Apache configuration with httpd: Edit your Apache configuration: And add […]
To check the status of your Opsview Monitor 6.0 using the command line, run the below command:
You may notice when using OpenStack, if you change the hostname, that change is not persistent over a reboot. This is because cloud-init updates the hostname on start-up. Method 1 One method would be to […]
Assuming you know the instance ID, i-06e787dbebbfgee09 for example, you can run the below to list the associated SecurityGroups: Obviously make sure you change the above instance ID to your own.
Occasionally I need to find the usable IP address range given a particular CIDR notation. Usually I use an online calculator but today I found a better Linux based CLI tool, sipcalc, which save me […]
I recently started a new job and configured my new laptop with Manjaro i3. Its doing the job well apart from occasionally, and without warning, the PC speaker just starts beeping whenever you press certain […]