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All servers/PCs either have trust domain issues or cannot contact a DC

I was helping a friend who has a small business. The guys that upgraded her server really did a bad job. The new DC that was supposed to be the primary and only DC had a lot of errors. I fixed a lot of...

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Identify Root, Child & Tree Domain

Recently I got a document on an existing Ad Infra. In that it is told, Ad consists of single forest - one root domain and 2 child domain.How can I verify this from Ad consoles,

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Allocating static ports & restricting RPC port range

I want to allocate static ports for Netlogon and FRS, but also want to allow for administrator-defined static ports for other apps running on domain controllers. If we allocate a random high port to be...

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Query on Group Managed Service Accounts creation

Hi,Can anyone please clarify my query.I have to create GMSA in the name of "account123$"The above said gMSA account need to be configured onserver A& Server B.I have crated a group called "Test...

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Copy ADLDS entry with password

Hello,As I am aware that we can't export userpassword (not even hash) from ADLDS.Is Microsoft provide any API/solution so we can copy ADLDS entry to another ADLDS instances (Including user...

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Changing AD DC & Exchange IP addresses

Hi,I am looking out for proper steps to change AD Domain controller & Exchange server IP addresses.Regards.

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rename AD user property Assistant

Hi I need help in modifying existing AD user properties in AD. At present AD user attribute Assistant is blank n we have requirement to modify this AD attribute with display name as "Category".Is it...

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Replication

hi All,From last few days I am observing a below line after completing the replication. We are promoting our Domain controllers from Windows 2008 r2 to Windows 2012 r2.58 -...

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What causes a lastlogontimestamp attribute upate on an expired account ?

Hello, I saw this question / issue several time but couldn´t find the explanation. User needs to change their password every 30 days (no Fine-Grained Password Policy). I have an user object with an...

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Change Username Displayed at Logon from sAMAccountName to userPrincipalName /...

Hi,This is related to WebsitePanel, but I guess the configuration changes are in AD for this issue, so I hope you can help me out...In WebsitePanel, when a Username Format is configured with OrgID,...

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Attribute missing from some AD users and does not show for any new users created

I have several user accounts in AD that are missing the 'proxy address' attribute and any new user created does not get that attribute. We are in a Windows 2008 R2 domain. This attribute was present...

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Multiple Domains with different subnets in the same forest

Is is possible to have two domains in one forest that have different subnets?For examplea.local (10.20.0.1/24) b.local (10.30.0.1/16)Thanks

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ACtive Directory Security Structure

I work in a large organization and in the process of re-designing our Active Directory Security. I was hoping to get a few ideas on what has worked well and what has not worked well within other large...

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SMTP site link - AD sites and services

Hey everyone,Does deleting an SMTP site link from AD sites and services break anything. I know DCs use IP site links and I'm not sure how the SMTP site link got created. If I delete it and something...

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Domain Controller Continually Stopping and Restarting Time Service Advertising

I have a domain controller which stops and restarts advertising as a time source four times a day. The Event ID 142 (stopping) is immediately followed by a Event ID 139 (starting).  The PDC is located...

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uidNumber and gidNumber - Dependency

Hi All,Any information related to uidNumber and gidNumber usage in Active Directory is much appreciated. Thanks in advance for your help!Here are my queries1. Are there any known applications/products...

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DCDIAG - LDAP Error 0x5e (94) - VerifyEnterpriseReferences

Hello,We are preparing to run ADPREP against our Windows Server 2008 R2 domain in preparation to allow Windows Server 2012 R2 domain controllers.In the process, I discovered this from our DCDIAG...

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Sites and services over VPN / File access

Hello allThank you for reading my post firstly.I am working on a very simple site setup.  One head office, one branch, connected with a site to site VPN. Networks (HO 192.168.1.0/24) (BO...

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Creating local groups on clients using security groups from different domains

I have two domains - Domain A and Domain B. Domain A trusts Domain B. This is a one way trust.Users from domain B can log into client machines that are in Domain A. This works fine.I have a requirement...

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Error: DNS server: Broken delegated domain

Hiin a Windows 2012 environment on all DCs, I ran dcdiag/test:dns and I get these delegation errors.......Running partition tests on : JSSResearchRunning enterprise tests on : JSSResearch.localStarting...

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