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

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135 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 ...
-4
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1answer
126 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
252 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
8k 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
678 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
3k 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 ...
-1
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1answer
2k 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 ...
1
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1answer
326 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
3k 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
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1answer
1k 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 ...
-1
votes
1answer
791 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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2answers
1k 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 ...
0
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0answers
1k 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 ...
4
votes
1answer
6k 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
votes
1answer
50 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 ...
0
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0answers
181 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 ...
4
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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
933 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
354 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
64 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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vote
2answers
106 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), ...
4
votes
2answers
2k 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, ...
0
votes
1answer
416 views

DNS name server IP keeps reverting back to unknown for forward lookup zone

I'll start by saying I have not worked much with DNS and DC's. I'm a programmer who is trying to build out an environment with a domain to simulate a production scenario. My issue is the forward ...
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2answers
8k views

Unable to ping computers via DNS domain name

I have two desktop computers and recently set up a third computer, a Windows Server 2012 box, for which I installed DNS on it and set it up as a domain controller. I was able to successfully set up ...
0
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1answer
86 views

No replication between two DCs, tomestoned?

A site-to-site VPN has been down between two sites for around 120days, which means the DC at the peer site hasn't had any inbound replication from the main site DC. When does the DC object get ...
2
votes
1answer
303 views

Set up trust between Azure AD and local AD

We are moving some VM's and Cloud Services into Azure, but we need those services to still connect back to the AD of our partner. I'm a developer, not a sysadmin, so I'm not sure how to do this, or if ...
0
votes
1answer
453 views

Cannot log on as domain user on XP workstation when connected to (SBS 2003) DC via VPN (LogMeIn Hamachi)

We have a Windows XP Professional desktop at a remote site connected to our SBS 2003 domain controller at the main office via VPN (LogMeIn Hamachi). The XP desktop was joined to the domain across the ...
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votes
2answers
143 views

Can a 2 year old snapshot help recover a failed domain controller?

We have a 2003R2 DC VN that has a non functional AD. There is no System State Backup, but we do have a 2 year old copy of the VM. Can the copy be used in any way to restore the existing server?
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0answers
98 views

Websites (IIS 7.0) unavailable from Internet upon rebooting 1 out of 4 DCs

What happened: We had to reboot one of our Domain Controller (DC), located on the VLAN 1 for maintenance purpose. We have a total of 4 DCs on 3 VLANs, so we thought that wouldn't affect our ...
3
votes
3answers
317 views

Active Directory delegation best practices

I am in the process of delegating some Active Directory tasks to a group of users. These users do not have domain administration rights and will only perform tasks such as creating/disabling accounts ...
0
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1answer
95 views

Windows Server 2012 Ess beside Server 2003 Std (DFL 2000) without domain migration (yet)

I have Server 2003 Standard (not R2!) running as the sole server on a network of XP clients, with the domain forest level at 2000. We want to put a second server on the network running a trial of ...
-1
votes
2answers
3k views

Accessing a Windows domain file share while logged in as a local user [closed]

At work, I have a Windows computer on a domain, but it's generally logged in with a shared local user account, since the administrators don't want to make shared domain accounts. The problem is I seem ...
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1answer
621 views

Hyper-V Server - Can't UnJoin An Orphaned Domain

I have a Hyper-V host running on a Windows 2008 server that does not have a desktop GUI. This server is currently joined to a domain that no longer exists and there are no domain controller for that ...
0
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1answer
473 views

installing a specific update and change timezone for all domain users through active directory

In my country Jordan the government decided to cancel the daylight saving time, so the timezone was (UTC +2) and now it is (UTC +3), however microsoft released a hotfix update for this issue. now I ...
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votes
2answers
360 views

Remote manage a Hyper-V 2012 server that is hosting the Domain Controller, while the domain controller is down

Ok, i seem to have gotten myself into a bit of a catch 22. I have a hyper-v 2012 server which is running the Domain Controller. However, the Domain Controller isn't loading due to some sort of ...
3
votes
1answer
78 views

Group Policy Update Confirmation

Server OS - Window Server 2008 R2 Standard ( Domain Controller ) Client OS - Window XP & Window 7 ( Desktop & Laptop ) I have implemented some Group Policy including Group Policy Preference ...
4
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3answers
1k views

Is a cloud-based domain controller behind a VPN feasible?

I'm considering setting up a windows domain controller in MS Azure within an Azure virtual network. Goal is to be able to centrally manage GPs and users. Is this even feasible, since the client ...
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vote
2answers
89 views

Window Server 2008 Time sync [closed]

OS - a) Windows Server 2008 Standard Workgroup OS - b) Window Server 2008 Standard Domain controller. How can i know, from where my Server is synchronizing time with? Is it through Hardware BIOS ...
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0answers
2k views

AD Replication Errors / KCC - Between two Domain Controllers

I'm having quite an issue that began a few days ago. Let me just lay out exactly what happened - also I've inherited this environment, please keep that in mind. 1st Domain Controller - Windows ...
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votes
1answer
59 views

Check softwares on all computers on a network [closed]

i recently started a new job as IT and i'm kind of newbie at network management. So i am asked to prepare an inventory list of all computers. Operating system info, Office Version info, Basic hardware ...
0
votes
1answer
36 views

When deleting a VM added to a domain, does SCVMM remove the machine from the domain?

I have created several machines from a template and each one has automatically been added to my set domain. On deletion of the machines, are the machines removed from the domain or are the now ...
0
votes
1answer
1k views

Network problems after primary domain controller goes down

I'm hoping someone can help me. I'm doing some testing and setup a backup domain controller. Didn't do anything special (just ran through the basic wizard) other than setup a couple of forwarders to ...
2
votes
1answer
2k views

DCPROMO on new remote Domain Controller fails because “the RPC server is unavailable”

I'm helping a (devops) client move their technology stack (VMware, Windows AD, Ubuntu Linux) from their old co-location facility to a new environment. Rather than move the hardware and systems ...
0
votes
1answer
166 views

One DC, two subnets, two ISP connections

I got a problem configuring my company network. The situation is difficult because there are 2 companies with two ISP connections but using the same file server. No security or administrative tool was ...
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1answer
908 views

To disable Auto lock in windows 2008 machines through Active Directory Domain Controller

In all my 158 machines which are under domain,i need to disable automatic lock. How can i implement this through Domain Controller. Thanks in Advance.
2
votes
1answer
489 views

Group Policy Default Policy is applied from a DC that no longer exists

I have been trying to get the company I am currently working for up to snuff on thier active directory implementation, unfortunately I have hit a bit of a snag. I was modifying their default domain ...
0
votes
1answer
257 views

Replication/USN issue on Domain Controller running Exchange 2010

I am needing help with an issue that just came to my attention. Here's the break down of what has happened: My company has a virtual server running 08R2 that is a Domain controller AND is also ...
13
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1answer
1k views

Domain Administrators account policy (After PCI audit)

One of our clients is a Tier 1 PCI company, and their auditors have made a suggestion with regards to us as System Administrators and our access rights. We administer their entirely Windows based ...
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vote
2answers
86 views

Finding the domain a domain controller belongs to

How do I figure out the name of the domain a domain controller belongs to? For example I have the domain controller \\nFS01.nfs01.local. It says the domain of this is NFS0101 but I don't remember ...
0
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1answer
126 views

Cannot create a new computer account using the Windows active directory interface

When I attempt to create a new computer account using the Windows active directory interface by entering the new computer name and hitting next, I get a blank dialogue titled New-Object-Computer with ...