Technical Posts
A collection of mostly IT centric posts from the last ~20 years
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BIOS Updates from Ubuntu and other Linux’s
fwupdmgr get-devices fwupdmgr get-updates fwupdmgr update # reinstall the current BIOS fwupdmgr reinstall [DEVICEID|GUID] # use fwupdmgr get-devices to get DEVICEID or GUID Just did this on some old Dell Optiplex 7050/7070's and it works well. Preferable to creating a...
<3>wsl (5451 – relay) error: createprocesscommon:633: chdir(/mnt/c/users/myusername) failed 5
Just had this error when trying to run Windows Subsystem for Linux wsl # error out <3>wsl (5451 - relay) error: createprocesscommon:633: chdir(/mnt/c/users/myusername) failed 5 Rebooted and Windows said "Applying updates..." and that fixed the problem
pfSense – Where to Obtain updated Let’s Encrypt CA Certs to replace those nearing expiry
There doesn't seem to be an automatic way of renewing old Let's Encrypt CA Certs from the Web Configurator however you can go to https://letsencrypt.org/certificates/ and download and import certs into pfSense as needed. Check that the expiring Let's Encrypt CA Certs...
Adding an OpenVPN Connection using an ovpn file in Ubuntu 24.04.3 LTS
Download your ovpn file to your computer Click on the network icon on the top right and click the gear icon In the Network area of Settings click the plus sign next to VPN An Add VPN popup will appear. Click Import from file... Navigate to, select and then Open your...
pfSense on a Dell 7050 SFF
Upgrade the BIOS to the latest available In the BIOS Enter BIOS and... (F12 and then choose BIOS Setup) Change the System Configuration => SATA Operation to AHCI (From Raid on) Secure Boot => Secure Boot Enable => Disabled There is currently a problem with the...
How to view the VPN Sign-in Logs on the Unifi Android App
TLDR; You don't. You need to go to unifi.ui.com. See steps on how to do it from the Android App below I have a Samsung S24. This is how I view the Unifi VPN Sign-In logs: Open the Unifi App Make sure you have selected the right site / controller Select the gear icon...