Download [2021] Vsan Witness Appliance Jun 2026

: The OVA comes pre-configured with a "witnesspg" port group, but users frequently report that manual IP and gateway configuration via the console is still the most reliable way to ensure connectivity. Why Users Use It

A: Yes, but with conditions. A single "Medium" witness can support up to 21 two-node vSAN clusters (ROBO), and a "Large" can support up to 24. For standard stretched clusters, vSAN does not support cross-hosting with clusters available only in two locations; cross-hosting is only supported if the clusters run in four different geographical locations.

The vSAN Witness Appliance is responsible for:

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A: No. The appliance is free and includes its own embedded license key. It does not consume a vSAN license capacity.

Connects the witness host to vCenter Server for management, monitoring, and updates.

Unlike a full ESXi host, the Witness Appliance consumes minimal resources (1 vCPU, 2 GB RAM) and runs a lightweight version of ESXi within a VM. This article provides a clear, professional guide to locating and downloading the correct version of the appliance. : The OVA comes pre-configured with a "witnesspg"

| Sizing | | Medium | Large | Extra Large | | :--- | :--- | :--- | :--- | :--- | | Supported VMs | ≤ 10 VMs | ≤ 500 VMs | > 500 VMs | > 500 VMs | | Supported Components | ≤ 750 | ≤ 21,833 | ≤ 45,000 | ≤ 64,000 | | vCPUs | 2 vCPUs | 2 vCPUs | 2 vCPUs | Not specified | | Memory | 8 GB | 16 GB | 32 GB | Not specified | | Storage (Boot) | 12 GB HDD | 12 GB HDD | 12 GB HDD | Not specified | | Storage (Cache) | 10 GB SSD | 10 GB SSD | 10 GB SSD | Not specified | | Storage (Capacity) | 15 GB HDD | 350 GB HDD | 3 x 350 GB HDDs | Not specified |

You must download the vSphere ISO that matches your ESXi version.

: On the top tabs, select "Drivers & Tools" . For standard stretched clusters, vSAN does not support

Assign the management network and the vSAN traffic network. Step 5: Configure the Cluster Once deployed, connect the witness to your vSAN cluster. Turn On: Power on the new witness virtual machine. Add Host: Add the witness to vCenter as a managed host.

Map the virtual networks. The appliance has two pre-configured network adapters: one for Management and one for vSAN Traffic .

Note: Direct links change with every patch release. Always search for the latest version on Customer Connect rather than using saved links.

: Ensure you accept the Terms and Conditions checkbox before clicking the download arrow. Deployment Sizing Options