Checks if there are clients in subnets that are not in AD Sites and Services

Get-ADNoClientSite.ps1

<#
.SYNOPSIS
Parses the netlogon.log on DC's to find where there are client logins but no AD Sites and Services Subnet.

.DESCRIPTION


'# WIP' Means it is still a Work In Progress

##################################################################
##  Author:      Tim West                                       ##
##  Company:     Sweet As Chocolate Ltd                         ##
##  Email/IM:                                                   ##
##################################################################


.PARAMETER Name
N/A
.PARAMETER Extension
N/A
.INPUTS
N/A
.OUTPUTS
Log File
.EXAMPLE
Just Run it
.LINK

#>


function Get-ADNoClientSite{
    
    # Checks if there are clients in subnets that are not in AD Sites and Services
    $ADClientSite = "C:\Scripts\AD\AD_No_Client_Site"

    if(!(Test-Path $ADClientSite)){ 
        New-Item $ADClientSite -ItemType Directory
    }
    Set-Location $ADClientSite

    $DCs = (Get-ADDomain).ReplicaDirectoryServers | Sort-Object

    foreach ($item in $DCs)
    {
       $item
       $Log = Get-Content "\\$($Item)\C$\Windows\Debug\Netlogon.log" | Select-String -AllMatches "NO_CLIENT_SITE" 
       $Log -replace "^.*?AKL: " -replace "NO_CLIENT_SITE: " | Sort-Object | Get-Unique | Out-File "$ADClientSite\NoSiteError_$($Item).log" 
        
        Write-Host "Check Site $($ADClientSite)\NoSiteError_$($Item).log"

        Notepad "$ADClientSite\NoSiteError_$($Item).log" 
    }#END FOREACH
   
}#END FUNCTION