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Author: IT Expert

Christian, Microsoft MVP, Veeam Vanguard & Legend (2021–2026), VMware vExpert, and Cisco Champion, shares expert guides, how-to tutorials, troubleshooting insights, and technical tips across Windows, Linux, Mac, databases, cloud, networking, hardware, and information security.

SQL Server 2025 Upgrade Requirements and Compatibility

Posted on 27/11/202507/04/2026 IT Expert By IT Expert No Comments on SQL Server 2025 Upgrade Requirements and Compatibility
SQL Server 2025 Upgrade Requirements and Compatibility

It is interesting to note that SQL Server 2025 (17.x) builds on previous releases to grow SQL Server. This enables you to use your choices of development languages, data types, on-premises or cloud environments, and operating system. In this article, we shall discuss “SQL Server 2025 upgrade Requirements and Compatibility”. Please, see How to upgrade…

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Oracle/MSSQL/MySQL

Integrate Active Directory with IPMI for Out-of-Band Management

Posted on 13/11/202507/04/2026 IT Expert By IT Expert No Comments on Integrate Active Directory with IPMI for Out-of-Band Management
Integrate Active Directory with IPMI for Out-of-Band Management

In this guide, we shall discuss how to Integrate Active Directory with IPMI for OOTBI Out-of-Band Management. Please, see how to update Object First OOTBI Cluster. Out-of-band management revolutionised server administration by allowing IT teams to remotely monitor, power cycle, and recover systems through dedicated hardware controllers. This eliminates the need for physical, hands-on intervention…

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Backup, Storage, Virtualization

Unveiling OOTBI Mini and New Features for v1.7 from Object First

Posted on 12/11/202524/11/2025 IT Expert By IT Expert No Comments on Unveiling OOTBI Mini and New Features for v1.7 from Object First
Unveiling OOTBI Mini and New Features for v1.7 from Object First

In this guide, we shall discuss the “Unveiling OOTBI Mini and New Features for v1.7 from Object First”. According to Sophia Barnett argument, a technical Marketing Writer for Object First. Not every IT environment has the infrastructure to support traditional rack-mounted systems. Please, see OOTBI Security Best Practices: Enable Honeypot on Object First, and How…

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Backup, Storage

Understanding User Roles & Access Control in Object First OOTBI

Posted on 11/11/202527/11/2025 IT Expert By IT Expert No Comments on Understanding User Roles & Access Control in Object First OOTBI
Understanding User Roles & Access Control in Object First OOTBI

Object First OOTBI (Out-of-the-Box Immutability) is a purpose-built, secure, and immutable backup storage solution engineered specifically for Veeam Backup & Replication. This guide discusses the “Understanding User Roles & Access Control in Object First OOTBI”. Please, see How to Configure Object First OOTBI Appliance, how to update Object First OOTBI Cluster, and Object First OOTBI…

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Backup, Storage

How to create a backup job for Proxmox VMs using VBR

Posted on 11/11/202511/11/2025 IT Expert By IT Expert No Comments on How to create a backup job for Proxmox VMs using VBR
How to create a backup job for Proxmox VMs using VBR

Recently, I created a guide on how to migrate Windows Servers from Hyper V to Proxmox Correctly. In this article, the VM was previously running on Hyper-V. Therefore, I will show you how to create a backup job for Proxmox VMs using VBR (Veeam Backup and Replication). This is because, editing the job does not…

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Backup, Virtualization

Migrate Windows Servers from Hyper V to Proxmox Correctly

Posted on 31/10/202501/01/2026 IT Expert By IT Expert No Comments on Migrate Windows Servers from Hyper V to Proxmox Correctly
Migrate Windows Servers from Hyper V to Proxmox Correctly

In this guide, we shall discuss how to Migrate Windows Servers from Hyper V to Proxmox Correctly. Virtualization technology has become an integral part of modern IT infrastructures. It provides incredible flexibility, scalability, and cost-efficiency to businesses of all sizes. Please, see how to fix “An appropriate resource file could not be found for the…

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Backup, Virtualization

Hyper V Disk allocation: Why Veeam reports full size after Shrinking

Posted on 30/10/202528/05/2026 IT Expert By IT Expert No Comments on Hyper V Disk allocation: Why Veeam reports full size after Shrinking
Hyper V Disk allocation: Why Veeam reports full size after Shrinking

Shrinking works on both raw partitions which lack a file system, and on partitions formatted with the NTFS. This allows you to reclaim unused disk space efficiently while keeping your existing data intact. This guide is not on shrinking your virtual hard disk despite discussing the process. In this guide, we shall discuss “Hyper V…

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Windows Server

Restore VM to Original location using Veeam Entire VM restore

Posted on 29/10/202529/10/2025 IT Expert By IT Expert No Comments on Restore VM to Original location using Veeam Entire VM restore
Restore VM to Original location using Veeam Entire VM restore

When Disaster Strikes, here is how Veeam Saves the Day After an accidental VM Deletion. The goal of this blogpost is to show you the steps to Restore VM to Original location using Veeam Entire VM restore. In today’s digital landscape, data loss is not an option. Whether caused by accidental deletion, hardware failure, or…

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Backup, Virtualization

Video Remoting was disconnected on Hyper V

Posted on 29/10/202507/04/2026 IT Expert By IT Expert No Comments on Video Remoting was disconnected on Hyper V
Video Remoting was disconnected on Hyper V

In this guide, I will show you what to do when you are unable to connect to a Hyper V VM when the following message is prompted “Video Remoting was disconnected on Hyper V”. Hyper-V is a native hypervisor developed by Microsoft; it can create virtual machines on x86-64 systems running Windows. Please, see PowerShell…

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Windows Server

Fix Authentication failed: Invalid credential after installing VSA

Posted on 28/10/202528/10/2025 IT Expert By IT Expert No Comments on Fix Authentication failed: Invalid credential after installing VSA
Fix Authentication failed: Invalid credential after installing VSA

In this guide, we shall discuss how to fix Authentication failed: Invalid credential after installing VSA. Please, see how to fix MDT Invalid credentials: The network was not found, and Disable credential Prompts for Remote Desktop Connections. According to Veeam KB4648, the user’s proposed configuration is incomplete and requires several additions to fix the described…

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Backup

OOTBI Security Best Practices: Enable Honeypot on Object First

Posted on 28/10/202511/11/2025 IT Expert By IT Expert No Comments on OOTBI Security Best Practices: Enable Honeypot on Object First
OOTBI Security Best Practices: Enable Honeypot on Object First

In this guide, we shall discuss “OOTBI Security Best Practices: Enable Honeypot on Object First”. To use Honeypot, a new feature available in OOTBI 1.7. You will have to ensure that you have upgraded to this version. See the release Notes, and you will be redirected to the Request form. Please, see how to Configure…

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Backup, Storage

Unknown Error occurred when installing Veeam Software Appliance

Posted on 28/10/202528/10/2025 IT Expert By IT Expert No Comments on Unknown Error occurred when installing Veeam Software Appliance
Unknown Error occurred when installing Veeam Software Appliance

In this guide we shall discuss how to fix “Unknown Error occurred when installing Veeam Software Appliance”. Veeam Backup & Replication v13 also referred to Veeam Software Appliance v13 introduces a fully 64-bit architecture, delivering significant improvements in performance, scalability, and memory efficiency. Please, see how to setup Veeam Software Appliance v13, Deep Dive into…

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Backup

How to Resize or Expand Proxmox Hard Drive

Posted on 23/10/202511/12/2025 IT Expert By IT Expert No Comments on How to Resize or Expand Proxmox Hard Drive
How to Resize or Expand Proxmox Hard Drive

In Proxmox, “resizing a disk” means adjusting the logical capacity of the VM’s virtual drive. You do this to give a VM more space (expand). In this guide, we shall discuss how to resize or Expand Proxmox Hard Drive. Please, see How to delete a VM and Storage in Proxmox, How to extend a VM…

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Virtualization

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