IT and Computing Archives

OpenVPN Fix after upgrading to pfSense 23.01

This article describes how to fix the pfSense Firewall 23.01 error Cannot open TUN/TAP dev /dev/tun1: No such file or directory (errno=2)

This article tells you how to replace the disk in a failed Synology storage array. How to recover from a failed hard drive in SHR2 storage pool.

This article instructs you how to upgrade the software/firmware on an HP/Aruba OfficeConnect Ethernet network switch.

I get asked is how to easily make bootable images on USB drives from an ISO or img file on a Mac. Open sorce balenaEtcher makes it so easy.

I tried to do a firmware upgrade on my UniFi Access points, but one AP failed. Here is how I resolved this using a Local Cache.