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Quick Tip - Custom JSON for Deploying VMware Cloud Foundation (VCF) with Custom TLS Certificates

09.23.2025 by William Lam // Leave a Comment

ESXi hosts deployed with a custom CA signed TLS certificate can be consumed by either VMware Cloud Foundation (VCF) 5.x Cloud Builder or 9.x VCF Installer using a custom JSON deployment manifest.

An additional securitySpec should be appended to your VCF JSON deployment manifest using the following format:

"securitySpec": {
  "esxiCertsMode": "Custom",
  "rootCaCerts": [
    {
      "alias": "custom-CA",
      "certChain": [
        "-----BEGIN CERTIFICATE-----\nMIIDqzC...\n...\n...==\n-----END CERTIFICATE-----"
      ]
    }
  ]
}

[Read more...]

Categories // Security, VMware Cloud Foundation Tags // VCF 9.0

Automating VCF 9.0 Operations License Registration & Import for Air-Gapped Environments

09.22.2025 by William Lam // 1 Comment

License management for both VMware vSphere Foundation (VVF) and VMware Cloud Foundation (VCF) 9.0 is now handled by VCF Operations, which supports keyless entitlement in both Connected and Disconnected modes.


While Connected mode in VCF Operations offers the simplest user experience for licensing, many customers may opt for the Disconnected mode for a number of reasons.

The two high level workflows for the Disconnected mode in VCF Operations consists of the following:

[Read more...]

Categories // Uncategorized

Using vSphere 9.0 API to retrieve vGPU & DirectPath Profiles

09.16.2025 by William Lam // Leave a Comment

VMware Cloud Foundation (VCF) 9.0 has introduced a number of enhancements when consuming vGPU and DirectPath Profiles, which are available in both the vSphere UI and vSphere API for automation purposes. While answering some vSphere API questions from a colleague regarding vGPU and DirectPath Profiles, I figured it would be useful to share the vSphere API specifics in how to use the API to retrieve these resources and better yet, some code that you can use immediately!
[Read more...]

Categories // Private AI Foundation with NVIDIA, Private AI Services, vSphere 9.0 Tags // DirectPath, VCF 9.0, vGPU

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William is Distinguished Platform Engineering Architect in the VMware Cloud Foundation (VCF) Division at Broadcom. His primary focus is helping customers and partners build, run and operate a modern Private Cloud using the VMware Cloud Foundation (VCF) platform.

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Recent

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