Blog Archives

Solving Error 20509 Virtual Machine Manager agent communication is blocked

During a troubleshoot session on a VMM customer, we noticed that several agents were showing the following error message. Virtual Machine Manager agent communication is blocked. The version of the…

Solving Virtual Machine Manager 2016 expired license

How to upgrade an expired VMM 2016 to a licensed version. That happened to my customer, VMM 2016 was fresh on the Microsoft Download site, the product was installed and…

Adding an endpoint on Office 365 Exchange data migration

There is an easy assistant under Setup / Data migration when using Office 365 Admin Center. In this Tutorial, we are going over the process to configure an end point…

Listing the drive letters, size and free space using PowerShell

Using PowerShell, the administrator is able to retrieve a lot of information from the operating system. In Today’s Tutorial, we are going the process to retrieve all volumes of any…

Managing SQL Servers using SQL Server Management Studio (SSMS)

Installing Microsoft SQL Server Management Studio allows the administrator to manage SQL Servers, the tool allows management of SQL 2008 up to 2107 (if you are using the release candidate…

Managing network settings on Red Hat Enterprise Linux

By default in Red Hat Enterprise Linux 7.3 (the version which this article was written) the default network service is done by NetworkManager which is a Linux daemon which is…

Script: Exchange Server 2016 Deployment (EXDeploy.ps1)

Hello folks, We created an automation script to deploy Exchange Server 2016 in a consistent way, and the script was published on our ITPROCentral at GitHub. You can find more…

Solving the issue You must provide a value for this property on Remove-MailboxExportRequest

The clean up of the Mailbox Export Requests is usually overlooked on the vast majority of organizations, and sometimes the user that was once exported is removed from the Active…

Removing a domain in Office 365 using PowerShell

Removing a domain in Office365/EOP requires that all accounts that are associated to that domain to be transferred to a valid domain, and the administrator must check several details. I…

How to remove the several Organization Units that are protected against accidental deletion

In some situation an entire structure of Organization Units must be deleted, and by default new OUs are automatic defined to protect them against deletion which requires the administrator to…