Technical Posts
A collection of mostly IT centric posts from the last ~20 years
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Getting a Hyper-V Hosted PFSense VM to send untagged traffic out the default Non-VLAN interface to the Unifi Native VLAN which isn’t the default VLAN 1
pfSense 2.8.0 CE VM with one interface and wanting to do Router on a Stick in Hyper-V VM Powershell command to configure the Hyper-V VM Network Adapter to allow Multi-VLAN and a default Native VLAN on Unifi # Set Hyper-V adapter to be a trunk port and don't tag...
Don’t trust Embedded Images in Onenote Pages – They Break
Note to self: Avoid using Onenote for critical documentation that includes screenshots and images Onenote isn't reliable I've been using Onenote as a "Daybook" since 2015. Every now and then I look back to find my Notes on things like SSL Cert renewal for a particular...
Some notes on upgrading from pfSense+ 23.05.1 to 25.07 in Azure
Original Configuration A dual interface pfSense install in Azure layout. Internet<= frontend subnet WAN Interface=><=Pfsense=><=LAN Interface backend subnet=>Protected LAN Package Update Causes Failure I made the mistake of doing a package upgrade on...
Hyper-V Manager VM State Column displays “cannot connect to virtual machine configuration storage” on first startup after reboot
TLDR; Check your disk I/O or you'll spend hours fault finding for naught The following are stream of consciousness notes of attempts to get a Hyper-V Ubuntu 25.04 VM working when the root cause was disk I/O exhaustion Weird Issues Observed A whole bunch of issues...
Very Slow Performance of Fedora 41, 42 and Ubuntu 24.04, 25.04 Guests on Hyper-V on Windows 11 Enterprise
TLDR; This turned out to be a disk I/O starvation problem. You can leave your VM at 4096MB as long as you have decent fast disk to run from. TLDR; Give your VM's 9216MB of RAM instead of the default 4096MB Just spent an hour or so trying to install F41,42 and...
Missing Microsoft 365 Desktop Apps after Applying a License in admin.microsoft.com
Problem: You apply a Microsoft 365 Business Standard or Premium license in admin.microsoft.com and the End Users Office Install is is complaining that there is no valid license available after opening the Desktop App Versions of Excel, Word, Powerpoint, Outlook etc as...