Install Additional Active Directory Domain Controller in Server 2019

In this blog, I will explain how to install an Additional Domain Controller (ADC) in Windows server 2019. An additional domain controller is a backup domain

1- Click the Windows start button and choose the server manager.

Windows server menu

Install Additional Domain Controller

2- Windows Server Manager, Dashboard, Under configure this local server and select Add roles and features.

server manager

3- Add roles and features wizard so, click on next.

add roles and features

4- Installation Type so, select Role based or feature-based installation and then click on next.

roles and features installation type

5- Select a server from the server pole and then click on ext.

server selection

6- Select the Active Directory Domain Services box.

server roles

7- Select Add Features that are required for the Active Directory Domain Services.

features for active directory domain controller

8- After selecting the active directory features so, click next.

server roles active directory domain controller

9- Active directory add roles and features wizard and click on next button.

add roles and features wizard features

10- Now click Next.

install active directory domain controller

11- So, click the Install button to start out the active directory installation.

active directory domain controller confirmation

12- After active directory installation and click on Close.

add roles and features wizard results

Promote Domain Controller

13- In Server Manager click warning message and then click on Promote this server to a website controller.

post deployment configuration

14- Select the deployment operation (Add a DC to an existing domain). then click the select button and browse to xpertstec.local, verify that credentials are Administrator and then click on next.

install additional domain controller

15- If you get this message Verification of replica failed so, please cancel the setup and then follow the below steps.

Verification of replica failed error

Update you’ll verify if the system uses the FRS using follow below steps

SYSVOL migration from FRS to DFSR Click Here

16- Return again open Server Manager click warning message and then click on Promote this server to a DC.

post deployment configuration

17- Deployment Configuration option So, Select Add a domain controller to an existing DC, and then click the select button and browse to xpertstec.local, verify that credentials are Administrator and then click on next.

install additional domain controller

18- Verify that the name System (DNS) server and Global Catalog (GC) are selected and sort the directory services restore mode DSRM Password and then click on next.

domain controller capabilities

19- Ignore the DNS options warning and then click on next.

active directory server wizard dns options

20- Specify Additional replication Options interface, besides the Replicate from Select Server2008.xpertstec.local and then click on next.

additional domain controller options

21- Specify the situation of the AD DS database, log files, and SYSVOL folders and then click on next.

database and log files paths

22- Active directory 2019 preparation options and then click Next.

server preparation options

23- Review the choices interface so, verify all the knowledge and then click on next.

additional domain controller review options

24- On the prerequisites check to verify that each one prerequisites checks passed successfully and then click on Install.

server prerequisites check

25- Now please awaits jiffy for the method to finish and then click on Close.

26- After restarting windows Server 2019 operating system and then log in as Domain Administrator.

server login

27- Then log in to your DC, open active directory users and computers, expand your domain.local (xpertstec.local) and then choose DC and here you’ll find the extra DC.

active directory users and computers

Watch this video on our YouTube Channel

For more details click here

Written by Jamil Parvez

Jamil Pervez works as a Network Administrator, based in Kuwait with a Primary focus on Microsoft technologies. Microsoft Certified MCSE, MCTP, MCITP, CCNP, CCIP, CCVP with 20 years of experience in administering Windows Servers, Exchange, VMWare, Veeam B&R, Veritas BackupExec.


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