Bits, Bytes, & Radio Waves

A quiet journey through discovery and understanding.

  • ESXi – iSCSI Boot from SAN

    If you’re setting up iSCSI boot from SAN for your ESXi hosts, there’s an important detail to keep in mind right from the start: each ESXi host gets its own dedicated LUN. That means there’s a one-to-one relationship between LUNs and hosts—these boot LUNs can’t be shared across multiple hosts. Once your hosts are up…

  • TrueNAS NFS and VMware vSphere

    Overview I am not going to mention versions as as soon as I publish, I know they will be out of date. Either way, I was struggling to get TrueNAS NFS attached to my vSphere lab over the weekend and thought I would capture the details here for future reference. For personal reasons, I do…

  • Upgrade vSphere 7.0 to vSphere 8.0 U3 for VMware Cloud Foundation (VCF) Conversion

    Overview VMware Cloud Foundation (VCF) is a suite of products that you are likely already familiar with if you have used VMware products in the past. VCF is not a product in of itself and does not require use of a public cloud; it allows you to build and maintain your own private cloud. 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