domain controller

The Cybersecurity and Infrastructure Security Agency (CISA) has recently unveiled an advisory outlining the findings from a Red Team assessment conducted on a U.S. critical infrastructure sector organization. While most advisories induce yawns from non-security pros, this one is a wake-up...

Adding a new domain controller (DC) to your existing Active Directory (AD) environment can seem daunting, but with PowerShell, the process becomes a breeze. This guide walks you through the steps to integrate a new Windows Server instance into an existing AD domain using PowerShell, ensuring...

Hello, i have a home lab where im running AD domain controller and AD DNS server. The issue im trying to solve is with the txt records that acme creates in my cloudflare dns zone and the AD DNS server not being able to resolve those queries so cert manager can validate my certificates. What is...

hi, I hope i get the terms right. I have 2012 r2 domain controllers running at a 2003 level. Can i raise the domain/function level from 2003 to 2008 or higher without affecting the 2003 file servers running on the network? Thanks

I currently have a domain called test.local configured on a server (called test1) running Windows Server 2008. This server manages users, computers printers, etc. And so far so good. Now I would like to configure via the dcpromo.exe tool a second server called test2 that belongs to the same...

Our domain is running out of ip addresses, currently the ip address range is 192.168.1.0/24 I want to add 192.168.2.0/24 to this domain. As far as i can tell, i have configured the router to route between the 2 subnets and added the relay agent. So as far as i know that's all i need on the...

I had to do a fresh install of a domain controller with no system state or backups, but I do have the old SYSVOL folder. Can I copy that to the new install and restore the previous domain?

Hello, I am new to this forum and could use some help. In my company, I have found myself managing the IT part although I am not a systems engineer I have a windows 2008 R2 virtual machine that acts as domain controller (Domain functional level 2003, forest functional level 2000). This vm has...

All right, folks, so here's the scoop. I set up a Windows domain at my home both for fun and for experience because I am a Systems and Network Administrator by trade which makes admitting that I am having this problem that much more embarrassing. But, in any event, everything worked fine when I...

I see a lot of talk online with this particular event id relating to Exchange. This is not an Exchange server. It's an IIS server running a web page for an inhouse application. I don't really know how to debug it. It only happens very randomly and I'm unsure of the catalyst so far. One...

Hi, I've been struggling with this for days. We set up a 2022 Server as a RDP server for a few users to connect to as virtual desktops. At that time, we did not have CALs yet, so I could not connect it to a license manager. By the time I received the CALs, the grace period had passed and users...

Subject: Actions taken during Disaster Recovery for client whose IBM Megaraid controller has failed Good day from Singapore, We have a client, an engineering company, in Woodlands Link Singapore. They have an old IBM System X server (hereinafter referred to as the Old Server). Their IBM...

We recently started having a problem where if the Domain Controller is not listed first in the "DNS Server addresses, in order of use". The computer will not join the Domain? It is supposed to go to the next server on the list if the first one is not a domain controller. Does anyone have any...

I am trying to update GPOs on the client end. I keep running into an error. C:\Users\jharmon>gpupdate Updating policy... Computer policy could not be updated successfully. The following errors were encountered: The processing of Group Policy failed. Windows attempted to read the file...

please help to upgrade windows server2008 with domain controller and dns to win server 2012 r2 <

I'm currently having trouble with Windows 10 "insisting" on temporary profiles. I started my troubleshooting when it decided to fail to run windows store apps. All I wanted to do that day, was take a video with my camera app. I ended up doing it with my android phone, then waiting for it to...

Hi all, At the moment we have 4 domain controllers. In the past someone deleted a domain controller (web-arr) in the wrong way. No we have a problem wit DFS for the sysvol replication. When I run "Create Diagnostic Report" in DFS management. I see the following error: DFS Replication cannot...

I am in the middle of a Server Migration from an SBS2011 Server to a Windows Server 2019. During the step of running ADPREP.EXE /ForestPrep I am encountering the following error: C:\ADPrep\adprep>adprep /forestprep ADPREP WARNING: Before running adprep, all Windows Active Directory Domain...

Hello, everyone. I'm building a virtual lab for fun and I'm running into some issues that I could use some help with. The Default Gateway to my Domain Controller keeps becoming unavailable within a server on the domain. It appears to drop when I try to access the internet from inside the...

First let me say that I am a developer who was recently given the job of IT Manager (so-to-speak) and I do have some IT knowledge, but my server knowledge is very weak. So my first issue is that we have some old archived files that need to be restored. The process is to go to the backup...