Provisioning and management of Microsoft Azure Virtual Machines from Windows Azure Pack
Pre-Req: Install VConnect with Azure Connect for Windows Azure Pack. You can download a free trail by registering here.
Add existing or new Azure Subscription to VConnect in Windows Azure Pack using the following steps.
Step 1: Open a Microsoft Azure Powershell command prompt
Step 2: Run the following commands
    
        
            |  
             # Following command will open a window to enter your Microsoft Account  
            # Use an account that is connected to Azure Subscrption as service or global admin 
            Login-AzureRmAccount 
             
             
            # In the following command: Note the Value you use for parameter -Password (#4) 
            # You can also modify the -HomePage and -IdentifierUris as appropriate 
            $azureAdApplication = New-AzureRmADApplication -DisplayName "AzureConnectPoC1" -HomePage "https://AzureConnectPoC1.mydomain.com" -IdentifierUris "https://AzureConnectPoC1.mydomain.com" -Password "[YOUR PASSWORD]" 
            New-AzureRmADServicePrincipal -ApplicationId $azureAdApplication.ApplicationId 
            New-AzureRmRoleAssignment -RoleDefinitionName Owner -ServicePrincipalName $azureAdApplication.ApplicationId 
            # Note Down the Values of the Following to enter in VConnect --> Azure --> Add Connection 
            $subscription = Get-AzureRmSubscription 
            # (1) 
            $subscription.SubscriptionId 
            # (2) 
            $azureAdApplication.ApplicationId 
            # (3) 
            $subscription.TenantId | 
        
    
 
After completing the above steps, enter the appropriate values and add a connection in VConnect:
WAP Admin Portal --> VConnect --> Connections --> Azure --> Add Connection

Next: Read this next article about how to create new VM in Microsoft Azure from WAP.
Resources:
Authenticating a service principal with Azure Resource Manager
Azure Connect for Windows Azure Pack