# Prerequisites

#### Azure Stack Hub Version

Minimum supported version: 1.1910.0.0

#### Accounts and Permission

* Azure Stack service Admin account credentials (Azure AD account)
  * Ensure if the service Admin account has **"Global Administrator"** role (Password should not contain the following characters ^ \` \~ & % \*)
* Azure Stack cloud administrator credential for Privileged endpoint access E.g., **\<Azure Stack domain>\cloudadmin** (Password should not contain the following characters ^ \` \~ & % \*)

#### Tenant Subscription

Cloud Assert components need to be deployed in a dedicated tenant subscription and the following are the minimum required services to be available in the subscription,&#x20;

* Compute
* Storage
* Network services

The below information will be required at the time of RP deployment,

* Tenant Subscription ID
* Tenant Subscription administrator account credentials

#### VM Image

Download the **Windows 2016 Datacenter** image from the marketplace through the Marketplace Management blade in the Admin portal, this is required for RP installation.

#### Certificate

* For integrated systems (i.e. multi-node), a .pfx certificate with the following domain, along with the certificate chain (i.e., root authority and any intermediate authorities):  **\*.cloudassert.\<Azure Stack region>.\<Azure Stack external FQDN>** should be procured from a public authority.
* For ASDK, certificate is generated as a part of the deployment.
* Password for the .pfx certificate (Password should not contain the following characters ^ \` \~ & % \*)

#### Connection to a SQL server

* SQL Server name, in the format, **\<IP Address of the SQL Server>/\<Instance name>**
* SQL authenticated user credential
* Name of the Billing database
* Billing Database must be created prior to the deployment and it must be accessible from Azure Stack
* It is highly recommended to have Billing database in a performant SQL Server. Recommended system configuration is given below,&#x20;
  * Compute: CPU – 6 Cores&#x20;
  * Compute: Memory – 16 GB&#x20;
  * Disk Drive Type - SSD&#x20;

#### Others

* Privileged endpoint VM should be accessible from the computer where deployment scripts will be executed
* The system where the script is being run must be a Windows 10 or Windows Server 2016 system with the latest version of the .NET runtime installed
* Netbios name of the Azure Stack domain (On ASDK, the default is AzureStack)
* Uninstall any Azure PowerShell versions other than 1.8.0 and Install Azure PowerShell version 1.8.0 ([Azure PowerShell](https://docs.microsoft.com/en-us/azure/azure-stack/azure-stack-powershell-install))