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Tag Archives: powershell
Run 64bit Powershell command from 32bit Powershell
$Clustername = "The_Cluster"
Set-Alias Start-PowerShell64 "$env:windir\sysnative\WindowsPowerShell\v1.0\powershell.exe"
# Create run string, to be able to parse argument
$runThis = "Start-PowerShell64 {Get-ClusterNode -Cluster " + $Clustername + "}"
$Outdata = Invoke-Expression $runThis
Check if string contains numeric value in PowerShell
if($teststring -match "^\d+$")
{
Write-host "It's a number"
}
Get all Active Directory DC’s via Powershell
$allDCs = (Get-ADForest).Domains | %{ Get-ADDomainController -Filter * -Server $_ }
Install AD RSAT tools from Powershell on Windows Server
Add-WindowsFeature -Name "RSAT-AD-PowerShell" –IncludeAllSubFeature
Find Installed Updates with Powershell
$Session = New-Object -ComObject Microsoft.Update.Session
$Searcher = $Session.CreateUpdateSearcher()
$Searcher.Search("IsInstalled=1").Updates | sort LastDeploymentChangeTime | ft -a LastDeploymentChangeTime, title
Get Webpage with Powershell and ignore SSL errors
$AllProtocols = [System.Net.SecurityProtocolType]'Ssl3,Tls,Tls11,Tls12'
[System.Net.ServicePointManager]::SecurityProtocol = $AllProtocols
[System.Net.ServicePointManager]::ServerCertificateValidationCallback = {$true}
$webClient = New-Object System.Net.WebClient
$content = $webClient.DownloadString('http://www.server1.dk')
$content
Logoff disconnected users on Remote Desktop Server with Powershell
$users = quser
foreach ( $user in $users) {
if ($user -like"*Disc*") {
logoff $user.substring(40,6).Trim() } }
Function for Powershell to test if TCP port answers
function Test-Port($hostname, $port)
{
# This works no matter in which form we get $host - hostname or ip address
try {
$ip = [System.Net.Dns]::GetHostAddresses($hostname) |
select-object IPAddressToString -expandproperty IPAddressToString
if($ip.GetType().Name -eq "Object[]")
{
#If we have several ip's for that address, let's take first one
$ip = $ip[0]
}
} catch {
Write-Host "Possibly $hostname is wrong hostname or IP"
return
}
$t = New-Object Net.Sockets.TcpClient
# We use Try\Catch to remove exception info from console if we can't connect
try
{
$t.Connect($ip,$port)
} catch {}
if($t.Connected)
{
$t.Close()
$true
}
else
{
$false
}
}
Remove all members from AD group
$ADgroup = "testgroup"
Get-ADGroupMember $ADgroup | ForEach-Object {Remove-ADGroupMember $ADgroup $_ -Confirm:$false}