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

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105 views

How to remove broken DC from 2003 domain (with complications)

I have never been to heavily involved with managing AD2003 domain controllers. Now I get a broken domain dumped in my lap. I need some advice how to proceed. Here is the story: Earlier today I ...
0
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1answer
42 views

Would faulty wiring let you access the internet but fail to let you find a domain controller on the LAN?

I have been having a random issue regarding joining a domain at my workplace. II am a programmer, not a network tech, so I struggle with these issues and would like my suspicion confirmed In this ...
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1answer
237 views

Create Cluster Windows Server 2012 R2

I have two virtual machines (Node1, Node2). Node1 set DC, Node2 connecting to domain.enter image description here. I'm trying to create a cluster, on Tab "Select Servers" add the Nodes. An error ...
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1answer
3k views

Unable to join 64-bit Windows 8.1 Pro Client to Windows 2003 domain. Win 7 works fine

I am unable to join a 64-bit Windows 8.1 Pro Client to our Windows 2003 domain. A 64-bit Windows 7 client joins fine. After installing Windows 8.1, before joining to domain, if I run nltest ...
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0answers
296 views

ADPrep error trying to upgrade Windows 2012 server to DC in 2008 domain

Trying to promote a Windows 2012 server to DC in a 2008 domain and after passing all prerequisites and beginning the process, I get an error stating: adprep was unable to bind to any domain ...
6
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2answers
197 views

Adding a Win 2008 R2 DC to a Win 2000 Server domain

I am in the process of moving our active directory environment off of Windows 2000 server to a new Windows 2008 R2 server. I have prepped our Windows 2000 domain and upgraded the schema so that I ...
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0answers
108 views

Static IP installation of AD domain server and DHCP [closed]

I have recently obtained 5 static IP addresses from my ISP. I now want to install a Windows 2008 server 2008 with domain controller and DHCP roles and use these static IP addresses. I have a ...
-2
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1answer
40 views

Setup a new Server2008R2 DC [closed]

I need to config a new DC 2008 R2 for a different client. Is it ok to setup within the current domain network? If I'm doing this, is it messing up anything with the current DC?
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3answers
151 views

Upon failure of DC, force server to find Secondary DC

In this SF question, I asked how to determine which DC a server was talking to. We are doing some resilience testing and need to demonstrate to the client that if a DC fails, there are additional DCs ...
3
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1answer
67 views

When one DC crashes, TFS 2012 stops working

We have two Windows 2008 domain controllers. We installed the second DC only a few months ago. We also have a TFS 2012 server on the network. Today, when the older DC crashed, TFS stopped working ...
2
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1answer
142 views

samba4 dc “network location cannot be reached”

to clear the air centos 6.4? (maybe 6.3) as the server, running samba 4.0.10, trying to add a windows 7 client that has connectivity to the server. this is what windows shouts as me as it mocks my ...
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1answer
136 views

settings up active directory accessible from the internet [closed]

For my small company i want to setup a domain controller I want users to be able to access the domain controller from their laptops via the internet. I need the DC for policies & management of ...
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3answers
97 views

Domain clients can't reach website with same name as domain

I know this is a very basic question but I need some help. I'm setting up a domain controller on Zentyal with the domain name example.com. But I need the domain users to be able to get to our company ...
0
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1answer
361 views

“This computer has dynamically assigned IP addresses” error when installing Active Directory Domain Controller

This is a working Windows Server 2008 that I should install Active Directory on it. I found http://www.howtogeek.com/99323/ and followed the steps. After Additional Domain Controller Options, I'm ...
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0answers
54 views

Limiting users to logging onto Samba domain only from specific machines

I have Samba setup and running nicely as a primary domain controller with roaming profiles. Currently users can log on to the domain controller from any machine in the network. However, I want to ...
1
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0answers
56 views

Install DC again after removing on exchange server

I had a DC and Exchange 2010 installed on the same machine. I removed the DC role, and Exchange server went crazy. I tried to install the DC role again to fix the problem but ran into this error when ...
2
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1answer
92 views

repair exchange after removing domain controller

I had exchange 2010 installed on a domain controller {same host} (I know). I installed a second domain controller on the domain removed the DC installed on the same machine as exchange 2010. This is ...
0
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1answer
472 views

DFS Replication complaining about being disconnected, but there is only one DC

I'm seeing this error in my event log on my (only) domain controller: The DFS Replication service stopped replication on the folder with the following local path: C:\Windows\SYSVOL\domain. This ...
0
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1answer
49 views

how to I enable remote desktop on specific domain machine only

I have created an Organization and assigned a GPO to it. I have 3 computers on this domain. The domain controller, the remote desktop computer, and the sql server. I only want to enable remote ...
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0answers
127 views

prevent domain controller using wpad for windows update

We have a 2012 domain controller in an environment where we are running a web proxy auto discovery (WPAD) setup for client devices, and that proxy server requires authentication. However windows ...
2
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1answer
362 views

Blocking File and Printer Sharing on Windows domain controller

I have a Windows 2012 R2 domain controller that doesn't need any Filter and Printer sharing ports open, so in an attempt to harden the server I've tried disabling the rules in the "File and Printer ...
1
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1answer
89 views

install software with logon.bat script

On an SBS2011 server I can see in AD that users have logon.bat in the Log In Scripts field of their profiles, but when I search the hard drive of the server I can't find logon.bat. Firstly, I assume ...
0
votes
2answers
67 views

Simple check to confirm access to a Domain Controller

I'm preparing for a battery of resilience tests on a new network (which will be hosting a mission-critical application). As part of it, I ought to confirm the resilience of the domain controllers. We ...
8
votes
1answer
199 views

Why would a domain controller encouter a USN rollback after an unclean shutdown?

I have this Windows Server 2008 R2 domain controller running on a physical Dell server, model PowerEdge R510. There are some electrical problems around here, thus a black-out is, unfortunately, quite ...
2
votes
3answers
448 views

Unable to ping Active Directory Server with Domain Name

Domain Controller - Windows Server 2008 R2 Standard Client OS - Window Server 2003 ( Terminal Server ) I am unable to ping my Active Directory Domain Name i.e corp.abc.com. ( Please see the ...
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2answers
214 views

How Transfer All the OU, User and Computer Accounts from Window Server 2008 R2 to Windows Server 2012 Standard

I have a situation here that requires me to transfer all the OU, User and Computer Accounts to another domain, which is from Windows Server 2008 R2 to Windows Server 2012 Standard. How to do this ...
2
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1answer
50 views

Restoring windows DC's

Found this thread. What needs to be done after a Domain Controller crash? I have a related question and it is related to this statement from the thread. "it is critical that the old server is never ...
2
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1answer
104 views

Frequent Loss of Domain Connectivity

I have this one new Windows 7 desktop that (and it's clones (different network IDs)) looses domain trust relationship much more often than any other Windows 7 computers in the office. We use 2003 as ...
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1answer
70 views

Configuring the GPO: Computer and User Configuration [closed]

What is the difference between the two configuration? When to use or configure these configuration in a AD Domain? Does the individual affect each other? What is the best practice when configuring ...
0
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1answer
152 views

Very high traffic to DC port 389

We have been monitoring very high traffic between workstations on the branch offices with the HQ Domain Controllers port 389 (LDAP), where the workstations seem to be downloading some information from ...
2
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2answers
4k views

How do Windows domain clients behave if the DC is offline?

I'm really new to domain administration and I'm trying to learn the what-ifs. If I have Windows clients that are connected to a DC and the DC goes offline, what kind of behavior can I expect with the ...
6
votes
1answer
479 views

Migrating Server 2003 -> Server 2008 r2. Global Catalog location. DNS problems

I've got a dying server with a WinServer 2003 installed. It's a Domain Controller. I've made a virtual machine with a Server 2008 r2 and migrated all roles on it. But there is a problem. Global ...
1
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1answer
2k views

No Burflags in registry

I have a problem where my Windows 2012 Domain Controller SYSVOL and NETLOGON shares did not get created on my secondary domain controller. When I run dcdiag /q it tells me that it failed the ...
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1answer
877 views

Server 2012 DC in VMWare virtual network (NAT) unable to connect to the internet [closed]

I am trying to set up a virtual lab on my laptop in an attempt to get into some SharePoint development. As a developer, my knowledge of Windows Server and VMWare is limited so I'm following the blog ...
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1answer
144 views

Forest Trust between 2012 and 2008 DCs FAIL: Acess Denied

I have 2 domains setup as 2 virtual machines. Comminucation between them is working including NSLOOKUP and NLTEST /DSGETDC. However, when attempting to create a trust between the 2 I end up getting: ...
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2answers
866 views

Migrating existing domain to a new domain controller and keeping the server name

My current problem is the following migration scenario: Existing domain: Domain-Controller (Windows Server 2003 x86) named "W2003SRV" with domain DOMAIN.LOCAL Terminal-Server 1 (Windows Server 2008 ...
3
votes
1answer
908 views

SAMBA 4 Forest Functional Level

What is the highest AD Forest functional level I can use and still have SAMBA 4 function as a domain controller. Can SAMBA 4 act as a domain controller in a Server 2012 functional level forest? Does ...
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votes
1answer
512 views

Setting a password hint on administrator account in Windows Server 2008 R2

I've tried to change a password on administrator account using Control Panel\All Control Panel Items\User Accounts\Change Your Password but can't set a password hint. When I clicked What is a password ...
0
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1answer
559 views

Mutli-DC Environment DNS Error 4015

We recently added a new 2008 R2 DC to an existing 2003 forest with one 2003 DC. We haven't raised any functional levels. The 2003 DC was powered down (it hadn't been demoted yet, but all the FSMOs are ...
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623 views

krb5kdc: cannot initialize realm MYDOMAIN

On an out-of-the-box Turnkey Linux Domain Controller, I ran apt-get install krb5-admin-server, and while it ran fine, except for this error (warning?) in the middle of the execution: Setting up ...
3
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1answer
3k views

How to set a default domain controller for all PowerShell AD cmdlets?

All the PowerShell cmdlets in the ActiveDirectory module support being run against a specific domain controller using the -server parameter; but is there any way to set a default DC to use for all ...
0
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1answer
44 views

2 server domain failing to communicate

Client had a powercut a short while ago, their old domain has collapsed, and I have to admit I'm on call and a bit out of my depth. Typically all my usual backup and fall back are unavailable. No ...
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0answers
116 views

Splitting labs into subdomains without breaking Kerberos and Active Directory

So I have a vSphere environment with ever increasing pools of servers. Each pool/group of servers includes something like a firewall/proxy server, and two application servers (mixed environment, Linux ...
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0answers
51 views

Why shouldn't a domain controller use itself as its primary DNS server? [duplicate]

According to various sources, it's considered a best practice to configure a domain controller to use another DC as its primary DNS server, and itself as the secondary one. However, according to other ...
4
votes
2answers
503 views

Can I use Windows 8 clients with a Windows 2008 R2 Domain Controller?

I'm sure I can, but are there any incompatibilities or problems to be aware of? We have a domain controller with a few Windows 7 clients already. It is working fine. I had the idea to install ...
7
votes
2answers
257 views

How can I save a domain controller after a USN rollback without rebuilding the whole server?

Today I had (again...) to lobotomize a domain controller which had suffered the dreaded USN rollback; the standard solution to this issue is to demote it and then promote it back again, but the main ...
0
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0answers
51 views

Why do all my 'Forwarders' tabs only list the domain's domain controllers?

I have recently created two new domain controllers in my network, running Windows Server 2008R2. There were two domain controllers already on the network (Windows Server 2003) In the new domain ...
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2answers
82 views

Adding second Windows Server to domain

I have a Windows Server 2008 R2 Server (Server A) running as a domain controller with Active Directory, Group Policy, and DNS services. I set up a second Windows Server 2008 R2 server (Server B), ...
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0answers
36 views

Install IIS for internal auth script on Domain Controller (Win 2008R2)

I understand that it's not recommended to install IIS on a Domain Controller for performance and security reasons. But in this particular case I still think it makes sense. Our DC is only addressable ...
4
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2answers
682 views

Active directory member servers cannot locate domain controller

Several hours ago, a handful of our member servers became unable to authenticate against the two domain controllers they should be using. The member servers and DC are located in the same datacenter, ...