Tag Archives for " PowerShell "

List all MAC addresses of all Hyper-V Virtual Machines

You sometimes need to list and get all MAC addresses of all Hyper-V virtual machines in your network. Either for your Hyper-V administration or provisioning if you don’t set an unique MAC address automatically. Here is how to get all those MAC addresses easily with PowerShell.

25 New SQLServer PowerShell cmdlets

Ayo Olubeko of the SQL Server Blog writes in the SQL PowerShell: July 2016 update. The July update for SSMS includes the first substantial improvement in SQL PowerShell in many years. We owe a lot of thanks for this effort to the great collaboration with our community. We have several new CMDLETs to share with you, but firstly, there is a very important change we had to make to be able to ship monthly updates to the SQL PowerShell component.

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How to install IIS URL Rewrite Module on Windows Server 2016 & IIS 10

When you start to play with Windows Server 2016 and IIS 10, you’ll receive an error when you try to install the IIS URL Rewrite Module in IIS. The error occurs because the URL Rewrite Module installer contains an invalid version check for the IIS being used. Here is how to install IIS URL Rewrite Module in IIS 10…

PowerShell blacklist check script: find an IP address’ blacklist status & reputation

Here’s a blacklist check script written in PowerShell. You can use this to lookup an IP address in various blacklists (DNSBL, RBL). Such a check is a great indicator for an IP address’ reputation. Basically this PowerShell blacklist checker is a port of my Bash script to check an IP address blacklist status in Linux.

Get current number of FTP client connections (NonAnonymous) with PowerShell and Get-Counter

Ever wanted to know the current number of active FTP client connections on your Windows Server FTP Service? You can get this statistic using PowerShell, the Get-Counter cmdlet and the Microsoft FTP Service Current NonAnonymous Users performance counter.

Simple PowerShell introduction for Windows Server administration, automation and scripting

Windows PowerShell (“PS” for short) is an important tool in Windows Server for administrators. You can use PowerShell for Windows Server administration, software installation, automation, and shell/command-line scripting. Here is a small and simple introduction to Windows PowerShell.

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Installing SQL Server Express and Restoring a Database With Powershell

Here’s a PowerShell script, by Microsoft’s Dave Browne, to install SQL Server Express Edition and restore a database from a command line. It’s intended to be used as part of an installation script for an application that needs a local SQL Express instance. But it also demonstrates several SQL Server and Powershell interop features like handling InfoMessages from the server, dealing with resultsets, embedding TSQL commands with Powershell Here Strings.

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How to install Microsoft’s SQL Server Driver for PHP

In this article I’ll show you how to install the Microsoft SQL Server Driver for PHP 7+. This makes the use of an SQL Server database back-end for your PHP website easy. If you want to communicatie with SQL Server using PHP you need to rely on some additional software and PHP extensions. This post walks you through the steps necessary to install the SQL Server driver and SQLSRV extension for PHP 7+, on Windows Server IIS of course.

Generate pseudo-random passwords with OpenSSL

OpenSSL comes in handy when you need to generate random passwords, for example for system accounts and services. In this short post I’ll give you a quick example on how to generate random passwords with OpenSSL in Linux (Bash), Windows and PHP…

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PowerShell return value, exit code, or ErrorLevel equivalent

Here is how you can verify whether an external command in PowerShell was executed successfully or not by its errorlevel. Simply by verifying PowerShell’s return value, or exit code…

Get Hyper-V guest serial number with PowerShell

How to retrieve the Hyper-V virtual machine’s serial number with PowerShell? Sometimes you need to have the serial number of a Hyper-V virtual machine (VM, or guest). We, for instance, use this serial number in our automatic, unattended deployment of the guest operating system. But then you need to know how to find this serial number…

Tunnel RDP through SSH & PuTTY

How to tunnel Remote Desktop (RDP) over SSH with PuTTY.

Have you ever been in a situation where you needed to perform remote administration on a Windows Server, and the RDP port 3389 is blocked on a firewall? Did you know you can tunnel RDP over SSH with PuTTY? This particularly comes in handy when there is no VPN available to the remote network… Here is how to set up a RDP SSH tunnel with PuTTY.

Monitor Windows services with PowerShell

How to monitor Windows Servers with PowerShell

As a Windows Server and IIS administrator, you want your Windows services to run at all times. One can monitor Windows services in many, many, ways. Some of our customers websites may depend on certain services, which may be hard to monitor externally. For those Windows services that need local monitoring, I like to schedule a PowerShell script. Here is one…

PowerShell Get-FsrmQuota and Set-FsrmQuota

To get and set File Server Resource Manager NTFS quota, you now have to use PowerShell‘s FileServerResourceManager cmdlets. In the past, I used to get and set NTFS directory quota with the dirquota command, which is deprecated. A behavioral change for me (and you?) I can live with: it’s pretty easy to get directory information with Get-FsrmQuota and change dirquota using Set-FsrmQuota.

Set IIS Application Pool recycle defaults to Specific Times, not Regular Time Interval

By default, an IIS application pool (or “AppPool”) recycles on a regular time interval of 1740 minutes, or 29 hours. One reason for this time interval is that application pools don’t recycle at the same moment every day (every day at 07.00 for example). However, sometimes you want to change this regular time interval to specific times. And when you try to configure this in IIS Manager, it gives you an error. Luckily, AppCmd and PowerShell come to the rescue!