exampe to install .net461 using dsc

configuration.ps1

Configuration Main
{
	param([String]$machineName)
	Import-DscResource -Module PSDesiredStateConfiguration,xWebAdministration 

	Node $machineName{
		#install IIS
		WindowsFeature IIS
		{
			Ensure = "Present"
			Name = "Web-Server"
		}
		#install ASP
		WindowsFeature ASP
		{
		   Ensure = "Present"
			Name = "Web-Asp-Net45"
		}
		
		WindowsFeature WebServerManagementConsole
		{
			Name = "Web-Mgmt-Console"
			Ensure = "Present"
		}
		 Script DownloadNet46
		{
			TestScript = {
				Test-Path "C:\WindowsAzure\NDP46-KB3045560-Web.exe"
			}
			SetScript ={
				$source = "http://download.microsoft.com/download/1/4/A/14A6C422-0D3C-4811-A31F-5EF91A83C368/NDP46-KB3045560-Web.exe"
				$dest = "C:\WindowsAzure\NDP46-KB3045560-Web.exe"
				Invoke-WebRequest $source -OutFile $dest
			}
			GetScript = {@{Result = "Download.Net"}}
			DependsOn = "[WindowsFeature]ASP"
		}
		Package InstallNETFramework
		{
			Ensure = "Present"  
			Path  = "C:\WindowsAzure\NDP46-KB3045560-Web.exe"
			Name = "Microsoft .Net Framework 4.6"
			ProductId = ""
			Arguments = " /Passive /Noretart /Log C:\WindowsAzure\Logs\Net46.txt" 
			DependsOn = "[Script]DownloadNet46"
		}
		Script DownloadArtificats
		{
			TestScript = {
				$false
			}
			SetScript ={
				$source = "https://yourazure.blob.core.windows.net/configuration/artifacts.zip"
				$dest = "C:\WindowsAzure\artifacts.zip"
				Invoke-WebRequest $source -OutFile $dest
				Add-Type -assembly "system.io.compression.filesystem"
				[io.compression.zipfile]::ExtractToDirectory("C:\WindowsAzure\artifacts.zip","C:\WindowsAzure")
			}
			GetScript = {@{Result = "DownloadArtificat"}}
		}
		xWebsite DefaultSite
        {
            Ensure          = "Present"
            Name            = "Default Web Site"
            State           = "Started"
            PhysicalPath    = "C:\inetpub\wwwroot"
            DependsOn       = "[WindowsFeature]IIS"
        }
		File WebContent
		{
			Ensure = "Present"
			SourcePath =  "C:\WindowsAzure\web"
			DestinationPath = "C:\inetpub\wwwroot"
			Recurse = $true
			Type  = "Directory"
			DependsOn = "[Script]DownloadArtificats","[xWebsite]DefaultSite"
		}
	

	}
}