Download Vsan Witness Appliance !!top!! -

Add the Witness Appliance to your vCenter Server as a standalone ESXi host. Do not place it inside the data cluster.

Designed for disaster avoidance across two geographically separated sites. Site A and Site B host the active data components, while the Witness Appliance is deployed at a third, independent site to prevent "split-brain" scenarios if network connectivity between the two primary sites fails. Prerequisites for Downloading and Deploying

Go to: Sign in with your VMware credentials. download vsan witness appliance

Deploy the OVA onto an ESXi host or cluster outside of the vSAN cluster it is meant to protect. It can run on a standalone physical host, a separate management cluster, or VMware Cloud.

A: Yes. As of vSAN 8.x, there are specific build numbers for OSA and ESA witnesses. Be sure to download the correct version: for vSAN ESA 9.0.2.0, the witness build is 25160897; for OSA, it is 25160898. Add the Witness Appliance to your vCenter Server

to avoid configuration errors. Once established, however, it is praised for its seamless integration with the broader VMware stack. step-by-step guide for configuring the witness traffic on your management network

: It is critical to download a version that matches your specific vSphere/vSAN environment (e.g., 7.x, 8.x) to ensure compatibility. Site A and Site B host the active

In the product search/selection area, choose "VMware Cloud Foundation" 1.2.2.

Security and hardening

If you can tell me the you are running, I can help confirm if you need to download the OSA or ESA witness appliance .

The vSAN Witness Appliance is a pre-configured, optimized virtual machine provided by VMware (now Broadcom) as an OVF/OVA template. It does not store virtual machine data components. Instead, it stores only metadata, such as witness components, which require minimal storage and compute resources. Why You Need It