When you log in to the DHCP server console on windows server, you see there is a yellow arrow on the DHCP Scope/IPv4. So, what it means? Yellow or orange arrow on DHCP Server means the server has been configured as DHCP Failover but got the issue. To resolve this issue, you need to reconfigure […]
Fix AD Replication issue because of USN Rollback
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” […]
Move WSUS Content to another location
In case you facing the situation that you need to move the WSUS content to another location to free up the disk space. Below are the steps to do that. You must be a member of the local Administrators group on the WSUS server. Run the command prompt with elevated permission. Change to the folder […]
Windows Task Scheduler Fails With Error Code 2147943785
Problem I’ve configured the Windows Task Scheduler on my Server to run a PowerShell Script. However, the Windows Task Scheduler Fails to run with error code 2147943785. Below the error detail that I got: Solution The user that is configured to run the task scheduler must have “Log on as a batch job” rights on […]
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 […]
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 […]
Get all VMs VHDX disk size
Sometimes you need to get which VM that most consume the disk storage. You can check the vhdx size by inspecting the disk one by one. However, It will waste the time if there is too many VMs on the Hyper-V server. I’ve created the script that will collect all VM’s vhdx and check it’s […]
Windows Server Core: How to start PowerShell by Default
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 […]
SSH On Windows Server 2019
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 […]
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 […]