Configuring DC for Sync Time with External NTP Server

In this article, we will take a look on how to configure a domain controller with the FSMO role PDC Emulator (Primary Domain Controller) to synchronize time with the external time source (NTP server). First of all, we remind you how time synchronization works in the Active Directory forest:

Migrating SYSVOL AD Replication from FRS to DFS

The SYSVOL folder on any Active Directory domain controller stores Group Policies settings and templates, scripts, and other objects that the AD or GPO administrator placed there. And each domain controller has its own copy of GPOs, which over time is synchronized with other domain controllers in the domain.

Active Directory LDAP Query Examples

LDAP queries can be used to search for objects (computers, users, groups) in the Active Directory LDAP database according to certain criteria. To perform LDAP query against the AD LDAP catalog, you can use various utilities (for example ldapsearch), PowerShell or VBS scripts, Saved Queries feature in in the

SamAccountName and UserPrincipalName attributes

User accounts in Active Directory have various attributes, among which there are two interesting attributes: samAccountName and UserPrincipalName (usually it is called UPN), the differences between which are not understood by many Windows administrators. In this article, we will take a look at the difference between the samAccountName and

Using ldapsearch to Query Active Directory Objects

The ldapsearch utility is one of the important tools for the administrator of the LDAP (Lightweight Directory Access Protocol) server. It allows you to get any data that is available in the LDAP directory. Currently the most common LDAP implementations are OpenLDAP and Microsoft Active Directory. The ldapsearch utility

Changing Active Directory krbtgt Account Password

Krbtgt user account is automatically created when promoting a new Active Directory domain. However, many AD administrators do not have sufficient knowledge of this account, which is very important from security point of view and the entire domain operation. Let’s try to fix it! The krbtgt account with RID

Using DCPromo to Promote AD Domain Controllers

The DCPROMO console utility is used on Windows Server to install the ADDS (Active Directory Domain Services) role, promoting a member server to the AD domain controller or demoting it. dcpromo /unattend[:filename] /adv /uninstallBinaries /CreateDCAccount /UseExistingAccount:Attach [:{Promotion | CreateDcAccount | UseExistingAccount | Demotion}] /?:Promotion, /?:CreateDCAccount, /?:UseExistingAccount, and /?:Demotion Dcpromo

Failed to Obtain IP Address on Android Devices

You may encounter problems when obtaining an IP address on any Android device. In this article we will tell why Android could be failed to obtain IP address when connecting to the Wi-Fi network and what you can do in this case. Suppose you connect to your Wi-Fi network,

Using Ntdsutil Tool to Manage Active Directory

The NTDSutil.exe utility is one of the key tools to manage Active Directory and its database (ntds.dit file). The NTDSutil utility can be used by AD administrators in various scenarios. Most often the utility is used to: Transfer (seizing) FSMO roles in the AD domain between domain controllers; Authoritative

How to Setup Gmail in Outlook 2016?

In this article we are going to show you how to setup Microsoft Outlook 2016 with Gmail. After MS Office Outlook installation you will see a welcome screen, so you need to add your email account there. So let’s start and run Outlook! Prepare Your Gmail Account to Access