Fix AD Replication issue because of USN Rollback

Active Directory

WARNING: Since this article can cause an issue on your System, take any necessary action before running any command. Today, I got a replication error from my Active Directory with error 8456 or 8457: “The source | destination server is currently rejecting replication requests” When I run repadmin /replsummary command, I got “IS_GC DISABLE_OUTBOUND_REPL DISABLE_INBOUND_REPL” … Read more

Enable VM Replication

Enable VM Replication

Enable VM Replication on Hyper-V server will allows you to replicate a Virtual Machine from one of Hyper-V server to another Hyper-V server. There are some advantages by enabling the VM replication such as: In the event of failure to Primary Server (for example, Server failure, Power Outage or Datacenter Failure) you can easily to … Read more

Check VM Generation Version Hyper-V

Since Windows Server 2012 R2, Microsoft introduced a new VM Type called Generation 2 VM. There are some advantages using Generation (Gen) 2 VM such as Hot add/remove Virtual Network Adapter, Live expand the VHDX, or Secure Boot. However, still, there are some reasons why you still use Generation 1 over Generation 2. Below the … Read more

Windows Server Core: How to start PowerShell by Default

Windows server core

By Default, Windows Server Core will start Command Prompt (cmd). However, if you would like to change the default cmd to PowerShell, you can change it by changing the Registry value. The Registry that I’m talking is located under the following location HKLM:\Software\Microsoft\Windows NT\CurrentVersion\WinLogon Let’s change this setting to make the Windows Server Core starts … Read more

SSH On Windows Server 2019

SSH PowerShell

Since the end of the last year, Windows Server 2019 and Windows 10 Build 1809 includes OpenSSH Server and Client as supported Feature-on-Demand. In this post, I will try to install and configure the OpenSSH Server on Windows Server 2019. Installing OpenSSH on Windows Server Open PowerShell Prompt as Administrator and run the following command … Read more

Repair UEFI Boot Error Windows Server

Recently, One of our customer’s server had an issue during boot process. Below the steps on how to resolve UEFI Boot issue on Windows Server. You need to insert and boot into Windows Server Disk / ISO and open the command prompt through “Repair Windows” selection. Please be aware to take necessary precaution before attempting … Read more