ZFS Primer
19 May 2025
7:04 pm
Sometimes your ZFS drives on your disk runs away with you. Then you quickly need commands to see what ZFS disk is the busiest. Try
Knowledgebase
Canon printer asking for username / password
1 May 2025
11:21 am
Open the file /etc/cups/cups-files.conf. Find the group name at the line containing SystemGroup (in Ubuntu it should be lpadmin). Add yourself to that group (sudo usermod -a -G lpadmin
KernelCare Broken Warnings and Looping about Free Symlink Protection on WHM/cPanel servers
26 April 2025
7:25 am
On a cPanel server you may see this warning: You’ll notice the link “Add KernelCare’s Free Symlink Protection” but clicking it bring up either a
How to do a free naked domain redirect
26 April 2025
6:14 am
Some sites such as ghs.googlehosted.com. requires you to use a CNAME www.example.com to ghs.googlehosted.com.. However, without www., the site won’t work. The solution can be
Finding an active PHP attacker / hacker on a cPanel shared server with many subdomains
24 April 2025
1:51 pm
Background cPanel has this lovely feature where you can use one site and then create many more sites below public_html. This is all fine and
ZFS Primer
19 May 2025
Sometimes your ZFS drives on your disk runs away with you. Then you quickly need commands to see what ZFS disk is the busiest. Try
How to activate Proxmox VM guest traffic graphs using LibreNMS
14 May 2025
About LibreNMS & Proxmox LibreNMS is an incredibly powerful open source Network Management System (NMS) tool made with Laravel. Packed in it’s punch is its
IPv6 Cheat Sheet
7 May 2025
IPv6 is a lot less complicated that you think. Once you get past the hex codes and once you see that basic concepts and tools
SNMP Configuration (snmpd.conf) Cheat Sheet
1 May 2025
A curated list of SNMP commands and parameters. The article aims to highlight differences between RedHat (e.g. AlmaLinux/CentOS) based distributions and Debian (e.g. Ubuntu) based
Canon printer asking for username / password
1 May 2025
Open the file /etc/cups/cups-files.conf. Find the group name at the line containing SystemGroup (in Ubuntu it should be lpadmin). Add yourself to that group (sudo usermod -a -G lpadmin