Before you can configure the vSAN Witness Host, you must register it with vCenter Server.
Procedure
- Use the vSphere Client to log in to the vCenter Server containing the cluster that you want to stretch.
- In the vSphere Client, navigate to the data center.
- Right-click the data center and select Add Host.
Important: You must add the vSAN Witness Host to the datacenter. Do not add it to a folder.
- On the Name and location page, enter the Fully Qualified Domain Name (FQDN) of the vSAN Witness Host and click Next.
Note: Do not use the IP address.
- On the Connection settings page, enter administrator credentials and click Next.
- On the Host summary page, review the summary of the host details and click Next.
- On the Host lifecycle page, the check box Manage host with an image is selected by default.
- If you want to manage the host with an image, leave the check box selected and click Next.
- If you do not want to manage the host with an image, deselect the check box and click Next.
- If you manage the host with an image, on the Image page, set up the desired image and click Next.
- On the Assign license page, assign an existing license and click Next.
Note: Do not create a new license.
- Review the summary and click Finish.