If you have access to a vCenter Server environment, you can use vSphere Lifecycle Manager to create and export a custom ISO.

Prerequisites

Import the ESXi patch and vendor add-on (if applicable) zip files to the vSphere Lifecycle Manager depot. See Import Updates to the vSphere Lifecycle Manager Depot.

Procedure

  1. Log in to vCenter Server using the vSphere Client.
  2. Create a new temporary cluster, selecting the Manage all hosts in the cluster with a single image check box.
  3. Select the ESXi version and vendor add-on (optional) and click OK.
    The settings page for the ESXi version and optional vendor add-on.
  4. Export the vSphere Lifecycle Manager image as an ISO.
    See Export an Image.
  5. Delete the temporary cluster.