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Prepare ESXi servers for NSX and appliances

Before the Deep Security Virtual Appliance service can be deployed to your data center, your ESXi servers must first be prepared by installing the drivers necessary for network traffic inspection. This operation is performed on the cluster.

In your vSphere Web Client, go to Home > Networking & Security > Installation > Host Preparation:
Locate the NSX cluster you are going to protect with Deep Security in the Clusters & Hosts list and click Install in the Installation Status column. The installation will complete and the driver version will be displayed in the Installation Status column:

Host preparation is now complete. For more complete instructions on host preparation please consult your VMware documentation.