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Remove VIBs on ESXi hosts – NSX 4.2 on VCF 5.2
Overview While working with VCF, things can go wrong. Sometimes that means removing hosts and cleaning them up so they can be reused again. Unfortunately, the built in tools do not always work and we have to resort to alternate methods. Steps to Remove the VIBs Disable SNMP. Enable Maintenance Mode. Check for VIBs. Remove…
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TLS Certificates with OpenSSL
Overview I often have to break Personal Information Exchange (PFX) files up because I need the certificate and the enclosed private key. Occasionally, I have needed to take all the separate files and export them as a PFX. Modern Browsers and Subject Alternative Name (SAN) Modern browsers, such as Google Chrome, stopped supporting certificates without…
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Deploying NSX Edge Nodes
Overview NSX Edge nodes have mystified me and have been quite a challenge figuring out. I have to admit, the number of components, getting the correct VLANs and segments configured and all in the right place has been challenging to learn for some reason. I think, after reading the current iteration of documentation and having…
Bits, Bytes, & Radio Waves
A quiet journey through discovery and understanding.
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