https://rdr-it.com/en/category/non-classifiee/System administration, virtualization, security and tools for IT professionals.en-USFri, 09 Oct 2026 17:31:24 +0000https://rdr-it.com/en/veeam-13-linux-appliance-installation/Wed, 22 Oct 2025 04:30:00 +0000https://rdr-it.com/en/veeam-13-linux-appliance-installation/.Learn how to install Veeam Linux Appliance 13, released in September 2025, and easily configure the new version of the backup softwarehttps://rdr-it.com/en/install-php-with-iis-on-windows-server-2025/Wed, 16 Apr 2025 04:30:00 +0000https://rdr-it.com/en/install-php-with-iis-on-windows-server-2025/After seeing how to install IIS on Windows Server 2025, we will move on to installing PHP on it. This tutorial should work on earlier versions of Windows Server and …https://rdr-it.com/en/windows-server-2025-install-iis-web-server/Wed, 05 Mar 2025 05:30:00 +0000https://rdr-it.com/en/windows-server-2025-install-iis-web-server/In this tutorial, we will see how to install the IIS role, which allows you to deploy Microsoft’s web server on Windows Server 2025. IIS web server is used in many …https://rdr-it.com/en/windows-server-2025-install-and-configure-a-dhcp-server/Wed, 05 Feb 2025 05:30:00 +0000https://rdr-it.com/en/windows-server-2025-install-and-configure-a-dhcp-server/In this tutorial dedicated to Windows Server 2025, I suggest you see or review how to install the DHCP Server role in order to provide automatic IP configuration to the …https://rdr-it.com/en/create-a-sub-certificate-authority-with-ad-cs/Wed, 25 Dec 2024 05:30:00 +0000https://rdr-it.com/en/create-a-sub-certificate-authority-with-ad-cs/In this tutorial, I will explain how to create a sub CA with Windows AD CS. Sub-CAs are underused on firewalls when SSL decryption is implemented, generating a sub-CA …https://rdr-it.com/en/arr-block-powershell-access-to-exchange/Fri, 10 May 2024 04:30:00 +0000https://rdr-it.com/en/arr-block-powershell-access-to-exchange/In this tutorial, I will show you how to block PowerShell remote access to Exchange with ARR. As a security measure, if you use IIS ARR to publish Exchange servers to the …https://rdr-it.com/en/microsoft-365-import-pst-into-exchange-online/Wed, 17 Aug 2022 04:30:00 +0000https://rdr-it.com/en/microsoft-365-import-pst-into-exchange-online/In this tutorial, I will (re)show you how to import PSTs into Exchange Online, which is the messaging service available with Microsoft 365. A few years ago, I already …https://rdr-it.com/en/office-365-import-users-with-csv-and-powershell-file/Wed, 04 Aug 2021 04:30:00 +0000https://rdr-it.com/en/office-365-import-users-with-csv-and-powershell-file/In this article, I’ll walk you through how to bulk import users into Office 365 with the use of PowerShell and the use of a csv file. In certain cases, it is not possible …https://rdr-it.com/en/create-a-folder-in-powershell/Thu, 08 Oct 2020 04:30:00 +0000https://rdr-it.com/en/create-a-folder-in-powershell/To create a folder in PowerShell, use the New-Item cmdlet indicating the location and name of the folder and set the itemType parameter with the value Directory to …https://rdr-it.com/en/cron-scheduled-task-that-does-not-run/Thu, 17 Sep 2020 04:30:00 +0000https://rdr-it.com/en/cron-scheduled-task-that-does-not-run/In this article, I will explain how to fix the issue of CRON spots not running on Linux. I have been facing this problem to set up a backup script for the site.https://rdr-it.com/en/windows-server-dhcp-failover-configuration/Tue, 25 Feb 2020 05:00:00 +0000https://rdr-it.com/en/windows-server-dhcp-failover-configuration/Since Windows 2012, the DHCP role includes a high availability feature: DHCP failover. DHCP failover can be configured in two ways: active / active or active / passive. …https://rdr-it.com/en/modify-the-subnet-mask-of-a-dhcp-scope-on-windows-server/Sat, 22 Feb 2020 05:00:00 +0000https://rdr-it.com/en/modify-the-subnet-mask-of-a-dhcp-scope-on-windows-server/Introduction In this tutorial, we will see how to modify the subnet mask of a DHCP scope on Windows Server. If we look in the properties of the scope, we realize that it …https://rdr-it.com/en/offline-installation-of-office-365/Thu, 26 Dec 2019 15:00:26 +0000https://rdr-it.com/en/offline-installation-of-office-365/In this tutorial, I will explain how to install Office 365 in offline mode. As part of an enterprise deployment, it is not possible to download Office as many times as …https://rdr-it.com/en/mdt-running-powershell-script-during-deployment/Sun, 07 Apr 2019 02:00:06 +0000https://rdr-it.com/en/mdt-running-powershell-script-during-deployment/In this tutorial, I will explain how to run a PowerShell script (.ps1 file) during a deployment with MDT. Copy the ps1 1 file to the Scripts folder in the DeploymentShare …https://rdr-it.com/en/upload-psts-on-office-365-and-import-into-accounts/Tue, 12 Mar 2019 11:25:55 +0000https://rdr-it.com/en/upload-psts-on-office-365-and-import-into-accounts/When migrating to Office 365, you may need to return the history of old mailboxes in the news using the PST archives. There are several ways to do this: Import from the …https://rdr-it.com/en/stormshield-url-filtering-https-without-decryption/Tue, 30 Oct 2018 08:02:00 +0000https://rdr-it.com/en/stormshield-url-filtering-https-without-decryption/In this tutorial, we’ll see how to set up https url filtering (SSL) without needing to decrypt and therefore deploy the stormshield certificate. This solution does not …