Bits, Bytes, & Radio Waves

A quiet journey through discovery and understanding.

  • VMware Aria Suite Lifecycle: VMware Identity Manager (vIDM)

    Overview While VMware by Broadcom is a thing and Workspace ONE Access is supposedly the new name for VMware Identity Manager, you will find the Easy Installer still refers to it as VMware Identity Manager. So while there are many identity crises happening, the one crisis this post will illustrate is how to deploy the…

  • VMware Cloud Foundation (VCF): SFTP

    Overview If you are reading this, I bet you are trying to get your SDDC Manager configured to do backups via SFTP…and it’s just not working. You keep seeing a similar message in SDDC Manager, even though you are using all the correct configuration information. Invalid parameter: Validation failed for directory path <configured backup directory>…

  • VMware Cloud Foundation (VCF) Troubleshooting

    Overview Most of the time, when I am troubleshooting a VMware Cloud Foundation (VCF) bring-up, networking comes into play. Whether it be NTP, DNS, or other various ports, networking is probably the most important thing to get right for a successful bring-up. Subnets, network borders, Maximum Transmission Unit (MTU), VLANs, trunks, tags, i.e.

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