1 $list = Get-ChildItem | ? { $_.Name -like "*.zip" } | select Name
   2 foreach ($line in $list) {
   3     $parts = $line.Name.Split(".")
   4     $outDir = ".\" + $parts[0]
   5     $inFile = $line.Name
   6     mkdir $outDir
   7     Expand-Archive $inFile -DestinationPath $outDir 
   8 }

   1 $listening = (Get-NetTCPConnection | ? {($_.State -eq "Listen") -and ($_.RemoteAddress -eq "0.0.0.0")})
   2 foreach ($l in $listening) {
   3     $procid = $l.OwningProcess
   4     $proc = Get-Process -PID $procid | SELECT ID,ProcessName
   5     Write-Host $($l.LocalPort) "||" $($procid) "||" $proc.ProcessName
   6 }

   1 Get-WmiObject win32_physicalmemory | Format-Table Manufacturer,Banklabel,Configuredclockspeed,Devicelocator,Capacity,Serialnumber -autosize

   1 gci 'HKLM:\SOFTWARE\Microsoft\NET Framework Setup\NDP' | sort pschildname -des | foreach-object {$_.name; $_.GetValue("Version");}

   1 Invoke-Command -ComputerName eve -ScriptBlock { date }

   1 $files = ls Level*.html
   2 foreach ($item in $files) {
   3     (Get-Content -path $item) | % { $_ -Replace '(https://web.archive.org/nebula/level)([0123456789]{2})/', 'Level$2.html' } | Set-Content $item
   4 } 

   1 New-ADUser -Name "A a" -GivenName "A" -Surname "a" -SamAccountName "ab" -Path "OU=OU_Students,DC=cs,DC=southern,DC=edu" -AccountPassword (ConvertTo-SecureString "z36Hynyghg" -AsPlainText -Force) -Enabled $true

   1 # This method looks like it should work, but LastLogon is stored at each domain controller, and the domain controller you are 
   2 # using, may not have ever been logged into by the user
   3 #Get-ADUser -Filter * -SearchBase "dc=home,dc=scotnpatti,dc=com" -ResultPageSize 0 -Prop CN,samaccountname,lastLogonTimestamp | 
   4 #     select CN, samaccountname,@{n="lastLogonDate";e={[datetime]::FromFileTime($_.LastLogonTimestamp)}} 
   5 
   6 # INSTEAD USE THIS METHOD
   7 Import-Module ActiveDirectory
   8 function Get-LastLogonEvents
   9 {
  10     $UserList = New-Object System.Collections.ArrayList
  11     $dcs = Get-ADDomainController -Filter {Name -like "*"}
  12     $users = Get-ADUser -Filter *
  13     $time = 0
  14     foreach($user in $users)
  15     {
  16         foreach($dc in $dcs)
  17         {
  18             $hostname = $dc.HostName
  19             $currentUser = Get-ADUser $user.SamAccountName | Get-ADObject -Server $hostname -Properties lastLogon
  20             if($currentUser.LastLogon -gt $time)
  21             {
  22                 $time = $currentUser.LastLogon
  23             }
  24         }
  25         
  26         $dt = [DateTime]::FromFileTime($time)
  27         $temp = New-Object System.Object
  28         $temp | Add-Member -MemberType NoteProperty -Name "SamAccountName" -Value $user.SamAccountName
  29         $temp | Add-Member -MemberType NoteProperty -Name "LastLogon" -Value $dt
  30         $UserList.Add($temp) | Out-Null
  31         $time = 0
  32     }
  33     return $UserList
  34 }
  35 $myList = Get-LastLogonEvents | Sort-Object LastLogon | FT SamAccountName, LastLogon
  36 Write-Output $myList

   1 $DaysAgo = (Get-Date).AddDays(-180)
   2 #Get-ADUser -Filter {Enabled -eq $True} -Properties LastLogonDate | ? {($_.LastLogonDate -le $DaysAgo)  } | FT Name, SamAccountName, DistinguishedName, LastLogonDate
   3 Get-ADUser -Filter {Enabled -eq $True} -Properties LastLogonDate | ? {($_.LastLogonDate -le $DaysAgo)  } | Remove-ADUser -Confirm

   1 $YearAgo = (Get-Date).AddDays(-370)
   2 Get-ADComputer -Filter * -Properties * | ? {$_.LastLogonDate -le $YearAgo } | Remove-ADObject -Recursive -Confirm 
   3 #Get-ADComputer -Filter * -Properties * | ? {$_.LastLogonDate -le $YearAgo } | FT Name, LastLogonDate -AutoSize

   1 # This method looks like it should work, but LastLogon is stored at each domain controller, and the domain controller you are 
   2 # using, may not have ever been logged into by the user
   3 #Get-ADUser -Filter * -SearchBase "dc=home,dc=scotnpatti,dc=com" -ResultPageSize 0 -Prop CN,samaccountname,lastLogonTimestamp | 
   4 #     select CN, samaccountname,@{n="lastLogonDate";e={[datetime]::FromFileTime($_.LastLogonTimestamp)}} 
   5 
   6 # INSTEAD USE THIS METHOD
   7 Import-Module ActiveDirectory
   8 function Get-LastComputerLogonEvents
   9 {
  10     $ComputerList = New-Object System.Collections.ArrayList
  11     $dcs = Get-ADDomainController -Filter {Name -like "*"}
  12     Write-Output $dcs
  13     $computers = Get-AdComputer -Filter *
  14     $time = 0
  15     foreach($computer in $computers)
  16     {
  17         foreach($dc in $dcs)
  18         {
  19             $hostname = $dc.HostName
  20             $currentComputer = Get-ADComputer $computer.SamAccountName | Get-ADObject -Server $hostname -Properties lastLogon
  21             if($currentComputer.LastLogon -gt $time)
  22             {
  23                 $time = $currentComputer.LastLogon
  24             }
  25         }
  26         
  27         $dt = [DateTime]::FromFileTime($time)
  28         $temp = New-Object System.Object
  29         $temp | Add-Member -MemberType NoteProperty -Name "SamAccountName" -Value $computer.SamAccountName
  30         $temp | Add-Member -MemberType NoteProperty -Name "LastLogon" -Value $dt
  31         $ComputerList.Add($temp) | Out-Null
  32         $time = 0
  33     }
  34     return $ComputerList
  35 }
  36 $myList = Get-LastComputerLogonEvents | Sort-Object LastLogon | FT SamAccountName, LastLogon
  37 Write-Output $myList

   1 Import-Csv googleips.csv | ForEach-Object {
   2     Add-DnsServerResourceRecordA -Name $_.DNSName -ComputerName dc1.cs.southern.edu  -ZoneName cs.southern.edu $_.IP
   3 }

   1 # Adds the required root key to the key distribution service
   2 Add-KdsRootKey -EffectiveTime ((get-date).AddHours(-10))
   3 #Create an account:
   4 New-ADServiceAccount Sql-Srv-Acct -DNSHostName Sql-Srv-Acct.home.scotpatti.com -PrincipalsAllowedToRetrieveManagedPassword "Domain Controllers"
   5 #Install account on rita.home.scotnpatti.com
   6 Install-ADServiceAccount -Identity 'Sql-Srv-Acct'

   1 Import-Module VirtualMachineManager

   1 Get-SCVMMServer -ComputerName Samuel
   2 Get-SCVirtualMachine | Get-SCVirtualDVDDrive | Where-Object {$_.Connection -eq "ISOImage"} | Select Name, Connection, ISO

   1 Get-SCVirtualMachine | Select Name, MarkedAsTemplate, Owner | Sort-Object -Property Owner, Name | Export-Csv -Path .\vms2019w.csv

   1 Get-SCVirtualMachine | Where-Object { $_.Name -like "*427*" } | select -ExpandProperty VirtualNetworkAdapters | select MacAddress

   1 Get-SCMACAddress -Assigned | Format-Table -Property `
   2 @{label="MAC address"; expression={$_.Name};                  width=18},
   3 @{label="Name";        expression={$_.Description};           width=30},
   4 @{label="IP address";  expression={$a = $_.Address -replace ":", "";
   5                                    $l = Get-DhcpServerv4Lease -ScopeId 10.10.4.0 -ComputerName "ruth" -ClientId $a;
   6                                    $l.IPAddress};             width=16}
   7 
   8 #Get-DhcpServerv4Lease -ScopeId 216.249.119.0 -ComputerName 'csdc01' -ClientId '001DD8B71C28'

   1 Get-SCVMTemplate | ? { $_.Owner -eq "DOMAIN\X" } | Set-SCVMTemplate -Owner "DOMAIN\Y"
   2 Get-SCVirtualMachine | ? { $_.Owner -eq "DOMAIN\X" } | Set-SCVirtualMachine -Owner "X\Y"

   1 Get-SCVMTemplate | ? { $_.LimitCPUForMigration -eq $false } | Set-SCVMTemplate -LimitCPUForMigration $true
   2 Get-SCVirtualMachine | ? { $_.LimitCPUForMigration -eq $false } | Set-SCVirtualMachine -LimitCPUForMigration $true

   1 # Install the AVMA key.
   2 slmgr /ipk TNK62-RXVTB-4P47B-2D623-4GF74
   3 
   4  1. 
   5 
   6 #First run sconfig and setup the name, timezone and network, remote management and remote desktop. You can also setup windows update from here. 
   7 
   8 # Next we need to install Windows update and get it started.
   9 # This will install nuget package too.
  10 Install-Module PSWindowsUpdate
  11 
  12 # Now start the update process
  13 #   First we'll look at what updates are there
  14 Get-WUInstall 
  15 #   Now install them
  16 Install-WindowsUpdate

   1 # To turn on or off the firewall 
   2 Get-NetFirewallProfile
   3 # to set firewall on or off
   4 Set-NetFirewallProfile -Name Domain,Public,Private -Enabled True
   5 
   6 #Te get/set the firewall rule for private networks to allow any machine on a private network.
   7 Get-NetFirewallRule | ? {$_.DisplayGroup -like "Windows Remote Management*" -and $_.Profile -like "*Private*"} | Get-NetFirewallAddressFilter #Shows the address filter
   8 Get-NetFirewallRule | ? {$_.DisplayGroup -like "Windows Remote Management*" -and $_.Profile -like "*Private*"} | Set-NetFirewallRule -RemoteAddress 192.168.1.0/24

   1 $vms = Get-SCVirtualDiskDrive -all
   2 foreach ($v in $vms)
   3 {
   4     $d = $v | select -ExpandProperty VirtualHardDisk
   5     Write-Output "$($v.Name), $($d.Size)"
   6 }

   1 Get-SCVirtualMachine | ForEach-Object { $size += $_.Memory }

   1 New-VMSwitch -SwitchName "CPTE230" -SwitchType Internal
   2 Get-VMSwitch #just for show
   3 Get-NetAdapter #get the ifIndex of your vEthernet adapter e.g. 67
   4 New-NetIPAddress -IPAddress 192.168.1.1 -PrefixLength 24 -InterfaceIndex 67 #Using the network ifIndex found above, e.g. 67
   5 New-NetNat -Name CPTE230NAT -InternalIPInterfaceAddressPrefix 192.168.1.0/24 #create the NAT