Introduction Whether you’re just starting your career in IT or already providing support for Active Directory (AD), troubleshooting domain controller connectivity issues is always a challenge. When something goes wrong in AD, it can trigger a wide range of problems—like users being unable to log in, Group Policies not applying, or authentication failures. Unfortunately, even … Read more
In any Windows-based environment setup, Active Directory (AD) is the core system for managing user identity, access, and login authentication. To keep AD environment running smoothly, two things are very important: replication and the health of Domain Controllers (DCs). If replication fails or DCs are not set up properly, it can cause problems like inconsistent … Read more
When it comes to an Active Directory environment, AD replication is important and critical. Changes made on one domain controller are replicated across other domain controllers, either within the same AD forest or domain. This process is important for maintaining consistency in user data (attributes), group policies, and other directory objects throughout the organization’s network. … Read more
Introduction Group Policy Preferences (GPP) are a powerful feature in Windows that allow administrators to configure various settings for users and computers in a Windows domain. Unlike regular Group Policy settings, Preferences provide a more user-friendly and flexible way to manage configurations. This article explains what GPP is, how to use it, and the differences … Read more
Introduction In today’s digital age, the internet is an important part of our daily lives. From searching for information to shopping, communicating, and streaming, the internet is our go-to tool. But have you ever wondered how your device knows exactly where to find the websites you visit? The answer lies in the Domain Name System … Read more
Introduction. This article offers a guide to diagnosing and resolving common Active Directory (AD) issues. While it doesn’t cover advanced troubleshooting, the goal is to provide a clear understanding of how and when to identify specific problems, along with effective steps to resolve them 1) Check AD Services. What it means: Active Directory runs on … Read more
Beginner’s Guide for DNS (Domain Name System) Introduction In today’s world, the internet is a huge part of our daily lives—whether we’re looking for information, shopping, communicating, or entertaining ourselves. But have you ever wondered how your device knows exactly where to find the websites you visit? The answer is the Domain Name System (DNS). … Read more
Introduction to Active Directory Security When setting up Active Directory (AD), security must be a top priority. Every level of the system, from small details to large configurations, needs attention. This includes managing AD users, security groups, organizational units (OUs), group policies, user access rights, patching, firewalls, network security, and encryption protocols. In my experience, … Read more
Understanding Group Policy: A Powerful Tool for Windows Administration What is Group Policy? Group Policy (GPO) is a core feature in Windows Server and operating systems that provides administrators a centralized way to configure and deploy settings across all computers in a network. It’s an essential tool for managing and securing large-scale environments, from small … Read more
Introduction A friend of mine who works in IT recently reached out with a question about password policies in Active Directory (AD). He wanted to set up a password policy for a specific group of users, but he was having trouble making it work. After some investigation, I realized he missed an important detail about … Read more