# System Requirements for the Dell EMC XtremIO Storage Array

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

## Licenses

Install the following licenses.

Snapshot Type | License
--- | ---
Snapshot | None

## Protocols

Use one of the following protocols.

Tip

If you use the iSCSI protocol, place the host computer in the same subnet that the cluster’s iSCSI IP belongs.

Array | Protocol
--- | ---
Dell EMC XtremIO | iSCSI Fibre Channel

## Version and Firmware

Use the following versions and firmware.

Array | Version and Firmware
--- | ---
Dell EMC XtremIO | XMS versions 6.3.3-8, 6.3.0-62, 6.0.2-17, 4.2.1 Build 8, 4.2.0 Cluster versions 4.0.2 Build 80, 4.0.15-24 For the XtremIO X2 Model: XMS version 6.3.3-8, 6.2.0-85 Build 85, 6.0.2-17, 6.0.1-30 Build 30 Cluster version 6.3.3-8_X2, 6.3.0-62_X2, 6.2.0-85_X2, 6.0.2-17, 6.0.1-27_X2

## Software

Install the following software.

Array | Required Software
--- | ---
Dell EMC XtremIO | None

## Ports

For the REST API, the source clients, proxy computer, and the Remote Snapshot MediaAgent access the management IP of the array using port 443 (HTTPS).

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