Technical Posts

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...

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...

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...

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...

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...

Full page screenshots are very useful when documenting long configuration pages (unifi, pfsense, opnsense etc), or capturing all the elements of a webpage design for future reference (for example when you want to know if an update has caused a styling change)...