# System Requirements for the Cisco HyperFlex Storage Array

Before you configure the storage array, verify that your environment meets the system requirements.

## Licenses

Install the following licenses.

Snapshot type | Licenses
--- | ---
Snapshot | None

## Version and Firmware

Use the following version and firmware.

Array | Version and firmware
--- | ---
Cisco HyperFlex | HXDP 5.0.2g HXDP 5.0.1b HXDP 4.5.2a HXDP 4.5.1a HXDP 4.0.2a HXDP 4.0.1b HXDP 3.5.2a HXDP 3.0.1e

Check if the Cisco HyperFlex version, the VMware ESXi version, and the VMware vCenter version are compatible. For information about compatibility with the VMware software, go to the "Software Requirements for VMware ESXi" on the Cisco website.

## Protocols

Use one of the following protocols.

Array | Protocols
--- | ---
Cisco HyperFlex | NFS 3

## Software

- In the guest VM, install the most recent VM tool.

- You do not need to install any software in the storage array.

## Ports

For snapshot backup operations from the Commvault software, open port 443 between server computers, MediaAgents, and client computers.

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