In this article, I will show you how to check the AD Schema Version using Powershell Command. First, you need to log into your Active Directory Domain Controller. If you have more than one domain controller, you should log in to the forest root domain controller. Open PowerShell with Administrator Permission If there is a pop-up […]
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” […]
How the Computers Locate a Domain Controller on the Network
This article will describe how the domain computer member locate a domain controller. Basically, the first step requires a Domain Name System (DNS) server, which contains records for each domain controller in the domain. When the computer starts, the NetLogon service will also start automaticaly (on Default configuration). This service will run DsGetDcName application programming […]
Active Directory Port List
If you enable the Windows Firewall or if there is an external Firewall for your Active Directory Domain Services (ADDS) in this case Domain Controller Server, you need to set up the allowed port for Domain Controller corectly. The table below will show you all ports that needed for domain controller. TCP and UDP 389 […]
Setting up Active Directory in Windows Server 2016 part 2
After installing Active Directory role to the server, there are three options in the promoting a domain controller. First, you can configure the server to add to the existing domain. Second, you configure the server to add to the existing forest. Third, you can configure the server to the new forest. In this post, I […]
Setting up Active Directory in Windows Server 2016 part 1
What is new in Active Directory? Active Directory (AD) is a directory service that Microsoft developed for Windows domain networks. It is included in most Windows Server operating systems as a set of processes and services. A server running Active Directory Domain Services (AD DS) is called a domain controller. It authenticates and authorizes all […]