Comprehensive Guide to Implementing Active Directory and Server Management in Windows Server
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This guide provides an in-depth overview of implementing Active Directory (AD) in Windows Server environments, covering essential topics such as adding and managing server roles, initial configuration tasks, and advanced features like Read-Only Domain Controllers (RODC) and trusts. Delve into the administrative tasks necessary to set up and maintain an AD forest, including DNS configuration and post-installation verification to ensure a secure and functional directory service. This resource is vital for IT professionals looking to enhance their knowledge of Windows Server management and the intricacies of Active Directory.
Comprehensive Guide to Implementing Active Directory and Server Management in Windows Server
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Presentation Transcript
CN1276 Server Kemtis Kunanuraksapong MSIS with Distinction MCTS, MCDST, MCP, A+
Agenda • Chapter 2: Implementing Active Directory • Quiz • Exercise
Server Manager • Two ways to add or remove roles and manage server • Initial Configuration Tasks (ICT) • Oobe.exe • Server Manager • See figure 2-1 on Page 22
Designing an AD Implementation • Dcpromo, AD installation wizard, provides: • Adding a domain controller to an existing environment • Creating an entirely new forest structure • Adding a child domain to an existing domain • Adding a new domain tree to an existing forest • Demoting domain controllers and eventually removing a domain or forest
Requirement • A server running Windows Server (standard, enterprise, or datacenter) OR server core • Local Administrator account • NTFS for SYSVOL • SYSVOL is used to store GPO, login scripts, etc • TCP/IP • An authoritative DNS server
Preparation List • Local administrator password • Domain controller type • New tree in a forest? A root? A leaf? • Domain name • Location for the AD DB file and log file • DNS information • Directory Services Restore Mode (DSRM) password
Install a new AD Forest • Forest root CANNOT moved • First DC will hold all Flexible Single Master Operation (FSMO) roles • To manage all the servers to function together • Fully qualified domain name (FQDN) • Domain netBIOS name – 15 characters MAX for backward compatibility
DC Options • DNS Server • Global Catalog • First domain will be grayed out as GC is required • Read-Only Domain Controller (RODC)
Post-Installation Tasks • Verify that the following are functioning • Application directory partition creation • Enterprise Admins group member is required • To control how and where (SCOPE) of data to replicate • DomainDnsZones • ForestDnsZones • Aging and scavenging for zones • When and how often to update DNS records
Post-Installation Tasks (Cont.) • Verify that the following are functioning • Forward lookup zones and SRV records • For computer hostname-to-IP address mappings • .msdcs.yourdomainname.com • Shows specific services provided and the servers to which these services are mapped • Reverse lookup zones • For computer IP address-to-hostname mappings
Post-Installation Tasks (Cont.) • SRV records • Protocol – TCP or UDP • Domain Name • Time-to-live • Priority – for load balancing • Weight –if two servers has the same priority value, then it will consider weight • Port
Raising the functional levels • One-way operation. Once raised, it CANNOT demote. • Forest functional level cannot be raised until all domains in a forest has been raised to at least the corresponding Domain Functional Level • Domain Admins group is required to raise domain functional level • Enterprise Admins group is required to raise forest functional level • Use AD Domains and Trusts
Server Core • Creates a minimal environment for running only specific services and roles • To install AD, you need to use dcpromo and unattended installation file • See Page 40 for txt file to created
Removing AD • Run dcpromo on a promoted DC • It should be run only when a complete reinstallation of the Active Directory is required
Read-Only Domain Controllers • RODC provides the AD service in a hard to secure location • It does inbound replication • To increase security of password cached • Denied RODC Password Replication Group • Allowed RODC Password Replication Group • Admin Role Separation • To allow user as a local administrator of RODC in a remote place
Staged installation • You can prepared your RODC at the main location then use Admin Role Separation to assign a user as local administrator to complete the configuration • See the steps in Page 45 to 47 • First phase will be done on the main branch to setup the account and domain as necessary • Second phase will be done at the target server to promote the DC
Decommissioning an RODC • Delete RODC’s computer from the DC OU in AD Users and Computers • See Figure 2-26 on Page 47
AD Schema • Schema provides class and attributes for AD to work with other application • Each class or attribute that you add to the schema should have a valid Object Identifier (OID) • See www.iso.org or ANSI for OIDs • 1.55678.5.15
AD Schema (Cont.) • Schema extensions are replicated to all DCs • One-way operation. You can add, but you can’t remove
AD Lightweight Directory Services • ADLDS provides its own schema, hence you don’t have to worried about one-way adding schema
Trusts • Shortcut trusts • Cross-forest trusts • Two-way transitive trusts between separate forests • External trust • One-way nontransitive trust with a Win2k domain or a single domain in an external organization • Realm trust • To create trust between AD and UNIX MIT Kerberos realm
To manage/verify trust • Go to Active Directory Domains and Trusts • Or netdom trust trustingdomainname/d:trusteddomainname/verify
To revoke the trust relationship • Go to Active Directory Domains and Trusts • Right click -> properties -> Remove • Or netdom trust trustingdomainname/d:trusteddomainname/remove
User Principal Name (UPN) • UPN is stored in the global catalog • username@domainname • To change the default suffix for UPN • Open AD Domains and Trusts • Right-click and choose properties
Assignment • Fill in the blank • 1-10 • Multiple Choice • 1-10 • Online Lab 2