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Questions tagged [domain-controller]

A domain controller is a server in a Microsoft Active Directory or NT4 domain that is responsible for central authentication.

In Microsoft Active Directory and NT4 domains, a domain controller is the central repository for all of the user account authorization information. It allows a person to sign on once and be allowed access to many different resources.

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How can I create a filter in Active Directory to show only 'Enabled' Computer Accounts

Please note: I am referring to COMPUTER accounts. Not USER accounts. In Active Directory, it is easy to create a filter to show only Disabled Computer Accounts by ticking the box "Disabled Accounts" in the Query setup windows as per below. This…
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After setting PDC to external time source, do I have to perform a similar action for every pc/server to sync with PDC?

Server 2012 R2 as PDC, Hyper-V servers and Win 7/8 workstations I have my PDC synchronized to an external time source. What is my next step in getting my domain synchronized with regard to the PDC's time? I do have some links I've looked at: …
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How do I fix the Event ID 10154 regarding SPNs?

Server 2012 R2, Hyper-V VM-PDC w/ AD DS, DNS (single DC still; 2nd will be created shortly) The Event ID 10154 General comments state: The WinRM service failed to create the following SPNs: WSMAN/vsWBCdc01.wbc.local; WSMAN/vsWBCdc01. Additional…
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How do I manually check if Time Service is advertising or not?

Server 2012 R2, Hyper-V VM-PDC w/AD DS, DNS I originally had an Event ID 12 and successfully setup the time service as covered in this post. The Event ID 12 no longer shows up during startups. However, I am now seeing Event ID 144 which repeats…
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Exchange 2013 and AD/GC issues

I have Exchange 2013 (minimal install and all roles are on a single server) on-premises running on a Windows 2012 R2 server (both Windows and Exchange are patched and up-to-date). Basically this system serves as our on-premises hybrid for Office…
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One domain controller configured in a failover cluster? Or two DCs, one on each cluster node?

I am currently planning a high available Windows Server 2012 R2 environment within a Hyper-V-Cluster with two nodes. I am not sure about how to deploy the virtual domain controller for the work domain, to keep the forest available when a node goes…
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Choice for a PDC - Samba vs MS server

I have to implement a domain into a business with ~200 user accounts. Being a unix guy, samba seemed the first choice. However, after a few discussions related to ease of management (which will be delegated to support staff) and ease of…
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Have you successfully installed Active Directory Management Gateway Service on 2008?

I've got a pair of 2008 DCs onto which I've been trying to install the Active Directory Management Gateway Service. (I only wanted it on one but when that didn't work I tried another.) Both are failing with: "The update does not apply to your…
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Check if a Domain Controller has been cloned

I have reason to believe that previous administrators cloned our Domain Controller at somepoint in its recent lifetime. The DC at one point was running on Server 2003 and has since been upgraded to Server 2008 R2 Standard. The functional level sits…
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Error getting the list of sites from the target environment: An invalid dn syntax has been specified

Trying to add another (second) Domain Controller to an existing Domain. In the second step of "Active Directory Domain Services Configuration Wizard" getting the following error: Error getting the list of sites from the target environment: An …
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Adding client computers to an active directory domain controller

After facing a hell of a problem with adding a client computer to a domain controller, i followed the answer i got on this site and used my server's IP address as the preferred DNS on the clients computer. I then proceeded to ping the server from…
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Colossal Failure After Domain Rename

The backstory... I recently upgraded a MS Server from 03 to 2012. The server needed to be a domain controller and for simplicities sake I named it foo.com instead of naming it something different from an active online domain. So I had my local…
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Consolidating Domains from 2 UPN's to 1

We currently have 1 domain (no children) at corp.domain.com. We have an alternate UPN so that users can have their UPN as username@domain.com (no corp). Many of our earlier users however have the old style username@corp.domain.com UPN. I can't…
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Read Only Domain Controller not replicating after writable domain controller outage

I have a RO domain controller that replicates with a writable DC which is at another site. The other week the writable DC was out for about 2 days because of maintenance at that site. After this outage, the RODC is no longer replicating with the…
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How to authenticate a user from an external Windows Domain (Active Directory)

I have a service (AcmeService) running on a domain (ACME.COM) and a user running in another domain (DISNEY.COM). mickey@disney.com wants to authenticate with the AcmeService. The service knows about the DISNEY.COM domain and it imported all the user…
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