Bits, Bytes, & Radio Waves

A quiet journey through discovery and understanding.

  • How to Remove Hidden Devices in Windows Device Manager

    Quick Method: If running on a modern Windows 10, Windows 11, or Windows Server, check that PNPUTIL supports the /enum-devices and /remove-device command. I found that Windows Server 2019 did not support the /enum-devices and therefore did not have a /remove-device command. If it does, however, the following one liner should work. foreach ($dev in…

  • Failover Clustering

    TLS Certificate Considerations When adding a certificate for Windows Server Failover Clustering on general purpose servers, ensure the fully qualified domain name (FQDN) for the cluster name, essentially the load-balanced name, is in the Subject Name of the certificate using the Common Name (CN) attribute. The FQDN of the cluster name and the FQDN of…

  • VMware vRealize Orchestrator Not Logging In

    VMware vRealize Orchestrator Not Logging In

    This occurred for me when upgrading to or installing a new vCenter 7 and replacing the self-signed certificate. I tested in a lab and was able to successfully install both vCenter 7 and Orchestrator 8.3. I was able to successfully configure both appliances and log in, as well. I did use vSphere Authentication as the…

Notes from practice

I use this site to document systems, configurations, and lessons learned as I work through real problems—both professionally and through personal experimentation. The goal is clarity: understand how something works, explain why it behaves the way it does, and make it reliable and repeatable.

These notes are written primarily for myself, but shared openly in case they help someone else avoid a dead end or reduce frustration. If you’d like to learn more, visit the About page.

If you have questions or comments, you’re always welcome to contact me.

Aaron Rombaut

Technologist & Writer