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

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27 views

Missing DomainControllers in Active Directory Object

We are setting up a new network environment that will have two domain controllers and ran into an issue with Windows not recognizing the existing domain controllers (DC-01 and DC-02) as Domain ...
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20 views

nslookup gives timeout based on request - what gives?

I have the following strange problem with the DNS lookups in our Windows domain (dns service runs on the domain controller): from machine 'A': dns request for machines in the same network zone ...
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1answer
33 views

Setup Domain Controller and Active Directory on Amazon EC2 as Primary AD [closed]

I am planning to deploy an Active Directory and Domain Controller on AWS for my company. It will primarily be used for these: User Authorization (Login/Logoff Process) File Sharing / Management ...
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1answer
16 views

Remove Orphaned Windows 2000 Server Domain Controller (VerifyEnterpriseReferences test failed)

I have a Windows Server 2003 machine that is our domain controller. It is the only domain controller (I know bad practice). It is having some hardware issues so I want to move the domain controller ...
3
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1answer
86 views

Better to share File Services role with Active Directory DC role OR with the RDS Terminal Server role?

We are a small business setting up a new server... budget is limited of course. I have ~500GB of data to share that needs to be stored locally on the single server we have. Host Server: Dell ...
0
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0answers
14 views

Fix Account issues after removing DC from server with IIS?

We recently upgraded our single-domain Windows network by adding two new servers. We promoted them both to domain controllers and removed the domain controller from our webserver (which was set up ...
-2
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1answer
25 views

Active Directory Server how to be cautious [closed]

My company has provided us laptops. We used to use them normally but suddenly my company has announced they have installed Active directory server. We all have to shift to that server. The requirement ...
-1
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1answer
28 views

NTP offset between PDCe and DC (Both Hyper-V)

I'm facing an issue, here is the context: 1 PDCe (192.168.1.3 and Hyper-V virtualized) is set as NTP server, its source for time is VM IC Time Synchronization. 1 DC (Hyper-V virtualized) is ...
0
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1answer
21 views

Replication Issues in Active Directory - Computer Objects showing up in multiple OUs

There seems to be replication issues in the domain , but there is a strange occurrence. Some computer objects are moved to a different OU ; after a day when i searched for those computer objects in ...
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17 views

Time Sync Issue for vm PDC on HyperV

I am a bit new the this forum. Not sure where to start but I basically found an article on this forum about HyperV Time Sync for VM Domain Controller. The owner of the post described the problems that ...
0
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2answers
46 views

How to copy/export live domain controllers to a test environment?

Let me explain out scenario: We have a totally virtualized live production system running all the production VMs in a Microsoft Failover cluster. The interesting VMs for this questions are the Main ...
1
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1answer
21 views

Is “dc=nomain” a in LDAP ACLs?

I'm trying to set up my first LDAP server. I can't get clients to authenticate using it even though everything seems to be working. i suspect the ACLs might be the problem since i can't see the ACLs ...
0
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1answer
30 views

Stand alone test domain controller and internet access

I've created a virtual machine (the VM is running Windows Server 2012 R2) using Hyper-V on my physical Windows 8.1 box for the purpose of testing Dynamics CRM 2013. This virtual machine is the domain ...
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29 views

Strange behavior from demoted DC

We used to run our own domain (referred to as OLD) but are now in the process of completely removing it and using the campus wide domain (referred to as CAMPUS). We have 2 DCs still active for our ...
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0answers
49 views

I can load an IIS hosted website via the Internet but not locally [duplicate]

I have just changed the bindings to use SSL for a website hosted in IIS on an AD Domain Controller. The new binding is IP: all unassigned - Hostname: site.domain.com - Port: 443 I can access this ...
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0answers
11 views

vChanged Computer Name - Domain Login not possible

I cloned a machine on vSphere. After booting the clone I changed the IP and Computername since both are in our domain. Now in domain controller the old server disappeared and I can't login to any of ...
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0answers
21 views

server 2012,invalid network adres

I have virtualbox with a windows server 2012 DC and a windows 8 client.I can login on the domain as Administrator on the windows client but when I want to change the password of the domain ...
3
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1answer
103 views

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 ...
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0answers
59 views

Restoring read only domain controller from VM checkpoint

I have several RODC on remote sites, and sometimes power failures corrupts ADDS database which takes some time to recover. I'd like to move RODC to virtual machine (on same server) to be able in case ...
1
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1answer
43 views

Unnecessary Certificate Authority in Domain

I have an organization with a file server that is a secondary domain controller(2003 R2), an Exchange server(2008 R2), and a primary domain controller(2008 R2). We also have what used to be the ...
1
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1answer
26 views

2003 Domain Functional Level — Do I need to run adprep.exe to trust a 2012 DFL?

My company is still using Windows Server 2003 for the Domain Controllers, with DFL (and FFL) already raised to 2003 DFL/FFL. Now, we need to trust the domain of our new subsidiary. Their domain is ...
0
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2answers
62 views

Part-time AD server

I'm trying to understand how current Win 7/8 machines behave when they lose access to their domain controller and if it's possible to have machines be part of a domain if domain exists only part time ...
0
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1answer
165 views

w32tm /resync not working instantly

This Question is mostly for other people to learn from and to satisfy my own curiosity if someone knows why it does the following. We had a problem with our DC not having the right time due to it ...
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1answer
29 views

WIndows Server 2012 R2 + Windows 7 Ultimate CD Burn Rights

H have recently installed a ADDC in my office to manage users. I have actually setup roaming profiles and everything is great apart from one little issue... On the PCs standard users are unable to ...
2
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3answers
129 views

Why doesn't the time match on two Windows Domain Controllers despite resync?

In my domain there are two domain controllers, there is a gap of 3 minutes between their times and than I can find this difference between many clients (it depends on their DC). If I run this ...
0
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1answer
70 views

Windows Server 2008 R2 - proper way to remove failed Domain Controller

Hello i have a case with single model server. Original name of HP server was w8kcdn, the server started generating problems, so i needed to reinstall it. I've setup temporary install on PC with ...
0
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1answer
18 views

Deleting reverse zone in windows 2003 DNS server

This is my first time posting here on server fault. The problem i am faced with is when i try to add another DC to my network i am getting a very weird error. After some countless hours and re-reading ...
0
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1answer
44 views

Can I use an RODC for Active Directory athentication if the writeable DC is not available for several months?

We are running an Read-Write DC at our home office which we are using for authentication when were are working there. It works fine as long as we are at the office, but we are going to be on the road ...
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148 views

pfSense and Windows Domain Controller - configuration?

I've got a small scaled business network separated into green, orange and red using pfSense as firewall & gateway. In the local network, there's a Windows server machine hosting a domain ...
0
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1answer
33 views

Exchange on a domain controller [duplicate]

I have exchange 2010 installed on a 2008 R2 Domain controller. Will it create problems for exchange if I depromote the dc back to a normal domain member? I am guessing it probably will which is why ...
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72 views

Active Directory Mismatch

I have a Active Directory Mistmatch how do I fix this? I have 2 x 2008 R2 Domain Controllers and a 2008 Domain Controller and I was trying to add a 2012 R2 Domain Controller. The Schema Version of ...
0
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2answers
95 views

Local Privileges/Rights Issues after Domain Rename Windows Server 2012 Std R2

After renaming a domain from .com to .local I've noticed that none of my credentials work when I try to make any changes using my domain Administrator account. When I try to install software that ...
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1answer
58 views

Prevent / Throttle LAN clients using domain controller as gateway

We're in a remote location in the UK, and as a result, have limited bandwidth. We are using on-router bandwidth throttling to ensure QoS for all users on the network. Our domain controller bypasses ...
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2answers
641 views

Domain Controller offline for a few days

My primary domain controller died over the weekend, its motherboard is being replaced tomorrow. I have been told that the mac address of the server may change once the new motherboard is installed. ...
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1answer
140 views

Unable to use Remote Desktop connect to Windows server 2003 by Terminal Services

I have a system composed with few windows servers 2003 R2, one is built as the domain controller another one as a web server. I tried to remotely log on the domain controller with a wyse thin client ...
4
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1answer
36 views

How to dump(collect) all the group policies in a domain?

I want to collect all the GPOs in a domain , for reviewing settings. How many ways are there to do it. I used Get-GPOREPORT in Powershell, but it gave a comprehensive html file, is these a way to ...
1
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1answer
181 views

Use Roaming Profiles as Default in AD (running Samba)

I've just set up an Active Directory Domain Controller (running Samba 4), created users, shares, groups, etc and everything is working. However, I have an environment where the use of roaming ...
3
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1answer
73 views

FRSDIAG / NTFRSUTL looking for servers which don't exist

I am using the FRSDIAG room(from tech-net) to do diagnosis on FRS replication. The issue is its tying to check the DC's which no ,longer exist . Error being "missing server reference for the server ...
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2answers
196 views

Windows Server 2012 R2 in a Windows Server 2008 R2 domain

Can a server running Windows Server 2012 R2 (file server, app server, etc.) exist on a network with Windows Server 2008 R2 domain controllers, or do the DC's need to be upgraded first?
0
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1answer
177 views

Domain controller is registering 2 IP addresses with DNS

Recently a DC was promoted and the IP was used from the old DC which was demoted and shutdown.How tostop this DC from registering 2 IP addresses with DNS? Please let me know if any questions.
0
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1answer
43 views

Domain controller with new domain on my network

I am migrating my organization from one domain to another. The old domain can be referred to as X, and the new domain is Y. On domain X, I have created a VM that will act as a DC for domain Y. ...
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47 views

Sysvol Replication issue

I have read a lot about this recently and must say it is doing my head in. now what I did was 6 months ago we did a upgrade of our infrastructure. We had a 2008 R2 server for domain controller now I ...
1
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1answer
87 views

DNS and IP Configuration for Windows Server 2012 DC

I am getting these errors: SERVER Error DNS: DNS servers on vEthernet (Intel(R) 82567V-2 Gigabit Network Connection - Virtual Switch) should include the loopback address, but not as the first ...
4
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3answers
514 views

Domain Controllers as internal DNS servers

Our company environment is growing rapidly and I'm in the process of upgrading our Domain Controllers, but before I do I wanted to do a quick sanity check to make sure I'm still doing everything the ...
0
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1answer
77 views

Migration of Virtual DC to another ESXI host

I have DC on ESXi host. I want to migrate it to another ESXi host on same LAN. What is the best option? [I already have vCenter and VEEAM) Turn Off DC, and do migration from ESXi-1 to ESXi-2 using ...
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0answers
59 views

Domain controller stops mapping drives from file server

File Server: Windows Server 2008 R2 Standard Domain Controller: Windows Server Standard FE 2003 SP2 This has happened twice now. User will try and log in using their domain accounts and will receive ...
0
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0answers
58 views

Samba Roaming not working

I had configured Samba as domain controler on Ubuntu 14.04. I can register computers(WIndows 7) to the domain but the roaming profile does not work. smb.conf looks like: # Global parameters [global] ...
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2answers
59 views

Unknown issue taking down client machines, virus or coincidence

I’m sorry if this should be on SuperUser instead of ServerFault. Please ask me to migrate the question instead of flaming. I’ve had 2 windows desktops go down on the network in the space of one ...
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1answer
64 views

Active Directory DNS probelm

I have following scenario. Windows 2008 R2 base Active Directory DC (DC1), which is hosting DNS+ DHCP too. (previously it was on windows 2003 32bit, i migrated it last year on 2008 r2 64bit). Also ...
4
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3answers
337 views

If I join esxi to an Active Directory domain, how does it choose which DC to authenticate to?

I'm familiar to vSphere and large installations, and not at all familiar with the free products. Topology & configuration We have some branch offices that use ESXi and have a DC resident on ...