Great site for testning open ports form internet
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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
Error when installing wireless driver on Windows Server 2016 and 2019
Error message: “A service installation section in this inf is invalid”
Start powershell and run: Add-WindowsFeature -Name Wireless-Networking
Reboot, install driver, and the reboot again. Now WiFi should Work
Display Dynamic ports windows
From a CMD
- netsh int ipv4 show dynamicport tcp
- netsh int ipv4 show dynamicport udp
- netsh int ipv6 show dynamicport tcp
- netsh int ipv6 show dynamicport udp
Change language on Exchange 2016 ECP
Simply add ?mkt=EN-us to the URL or what language you want
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(‘https://somesite’)
$content
Set NTP server Windows
net stop w32time
w32tm /config /syncfromflags:manual /manualpeerlist:”servername1, servername2″
net start w32time
w32tm /config /update
w32tm /resync /rediscover
Check with:
w32tm /query /status
My favorite Robocopy parameters
robocopy source: destination: /MIR /R:1 /W:1 /MT:32 /SEC
/MIR – MIRror a directory tree
/SEC – copy files with SECurity
/R:1 – number of Retries on failed copies
/W:1 – Wait time between retries
/MT:32 – Do multi-threaded copies with n threads (default 8)
Find Public Folder path from email address
From Exchange Shell
$mailpf = get-mailpublicfolder emailaddress@domain.com get-publicfolder $mailpf.entryID
Trigger WSUS update from command line Windows 10
From Powershell:
(New-Object -ComObject Microsoft.Update.AutoUpdate).DetectNow()