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Chapter 8: Network Operating Systems and Windows Server 2003-Based Networking Network+ Guide to Networks Third Edition Objectives: Discuss the functions and features of a network operating system Define the requirements for a Windows Server 2003 network environment

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chapter 8 network operating systems and windows server 2003 based networking

Chapter 8: Network Operating Systems and Windows Server 2003-Based Networking

Network+ Guide to Networks

Third Edition

objectives
Objectives:
  • Discuss the functions and features of a network operating system
  • Define the requirements for a Windows Server 2003 network environment
  • Describe how Windows Server 2003 fits into an enterprise-wide network
objectives continued
Objectives (continued)
  • Perform a simple Windows Server 2003 installation
  • Manage simple user, group, and rights parameters in Windows Server 2003
  • Understand how Windows Server 2003 integrates with other popular network operating systems
introduction to network operating systems
Introduction to Network Operating Systems
  • Centrally manage network resources
  • Secure access to network
  • Allow remote users to connect
  • Allow users to connect to other networks
  • Back up data and make sure it’s available
  • Allow for simple additions of clients and resources
  • Monitor status and functionality of network elements
  • Distribute programs and software updates to clients
  • Ensure efficient use of a server’s capabilities
  • Provide fault tolerance
introduction to network operating systems continued
Introduction to Network Operating Systems (continued)
  • Selecting a Network Operating System
    • Compatible with existing infrastructure?
    • Provide the security required by resources?
    • Can technical staff manage it effectively?
    • Will applications run smoothly on it?
introduction to network operating systems continued6
Introduction to Network Operating Systems (continued)
  • Selecting a Network Operating System
    • Will it accommodate future growth?
    • Does it support the additional services users require?
    • Does it fit budget?
    • What additional training will it require?
    • Support from its manufacturer?
introduction to network operating systems continued7
Introduction to Network Operating Systems (continued)
  • Network Operating Systems and Servers
    • How many clients will connect to the server?
    • What kinds of applications will run on the server?
    • How much storage space will each user need?
    • How much downtime, if any, is acceptable?
    • What can the organization afford?
network operating system services and features
Network Operating System Services and Features
  • Client Support
    • Creating and managing client accounts
    • Enabling clients to connect to the network
    • Allowing clients to share resources
    • Managing clients’ access to shared resources
    • Facilitating communication between clients
network operating system services and features continued
Network Operating System Services and Features (continued)
  • Client/Server Communication
    • Credentials- user name and password
    • Redirector- intercepts the request
    • Authentication- matching credentials
network operating system services and features continued10
Network Operating System Services and Features (continued)
  • Users and Groups
    • Access a client (or user) has depends on user account and groups assigned
network operating system services and features continued11
Network Operating System Services and Features (continued)
  • Identifying and Organizing Network Elements
    • Directory
    • LDAP (Lightweight Directory Access Protocol)
      • Object
      • Attributes
      • Schema
      • Containers, or Organizational Units (OUs).
network operating system services and features continued12
Network Operating System Services and Features (continued)
  • Sharing Applications
    • Ability to share resources, reducing costs and time required to manage the resources
  • Sharing Printers
    • Increase the efficiency of managing resources and reduce costs for an organization
network operating system services and features continued13
Network Operating System Services and Features (continued)
  • Sharing Printers
    • All NOSs can
      • Create an object that identifies the printer to the rest of the network
      • Assign the printer a unique name
      • Install drivers associated with the printer
      • Set printer attributes, such as location and printing preferences
network operating system services and features continued14
Network Operating System Services and Features (continued)
  • Sharing Printers
    • All NOSs can (continued)
      • Establish or limit access to the printer
      • Remotely test and monitor printer functionality
      • Update and maintain printer drivers
      • Manage print jobs, including modifying a job’s priority or deleting jobs from the queue
network operating system services and features continued15
Network Operating System Services and Features (continued)
  • Managing System Resources
    • Memory
      • Physical memory and Virtual memory
    • Multitasking
      • Preemptive multitasking
    • Multiprocessing
      • Processing and Threads
introduction to windows server 2003
Introduction to Windows Server 2003
  • Four different, but related NOSs:
    • Standard Edition
    • Web Edition
    • Enterprise Edition
    • Datacenter Edition
why choose windows server 2003
Why Choose Windows Server 2003?
  • General benefits, Standard Edition
    • Support for multiple processors, multitasking, and symmetric multiprocessing
    • Active Directory
    • Microsoft Management Console (MMC)
    • Integrated Web development and delivery services
    • Support for modern protocols and security
why choose windows server 2003 continued
Why Choose Windows Server 2003? (continued)
  • General benefits, Standard Edition
    • Excellent integration with NOSs and support for client operating systems
    • Integrated remote client services
    • Provisions for monitoring and improving server performance
    • Support for high-performance, large-scale storage devices
windows server 2003 hardware requirements
Windows Server 2003 Hardware Requirements
  • Servers generally require more processing power, memory, and hard disk space than do client workstations
  • The Hardware Compatibility List (HCL) lists all computer components proven to be compatible with Windows Server 2003.
a closer look at windows server 2003
A Closer Look at Windows Server 2003
  • Windows Server 2003 Memory Model
    • Can use virtual memory
    • Assigns each application (or process) its own 32-bit memory area
    • Allows you to install more physical memory
a closer look at windows server 2003 continued
A Closer Look at Windows Server 2003 (continued)
  • Windows Server 2003 File Systems
    • FAT (File Allocation Table)
    • FAT16 & FAT32
    • CDFS (CD-ROM File System) and UDF (Universal Disk Format)
    • NTFS (New Technology File System)
a closer look at windows server 2003 continued22
A Closer Look at Windows Server 2003 (continued)
  • Microsoft Management Console (MMC)
    • All administrative tools are integrated into a single interface
    • Purpose is to gather multiple administrative tools into a convenient console for your network environment
a closer look at windows server 2003 continued23
A Closer Look at Windows Server 2003 (continued)
  • Active Directory
    • Workgroups
      • Group of interconnected computers that share each other’s resources
    • Domains
      • Domain model
      • Domain controllers
      • Member servers.
a closer look at windows server 2003 continued26
A Closer Look at Windows Server 2003 (continued)
  • Active Directory (cont.)
    • Organizational Units
      • NOSs use organizational units (OUs) to hold multiple objects that have similar characteristics
      • Windows Server 2003 OU can contain over 10 million objects
a closer look at windows server 2003 continued28
A Closer Look at Windows Server 2003 (continued)
  • Trees and Forests
    • Domain tree
      • Root domain
      • Child domains
    • Forest
      • Collection of one or more domain trees
a closer look at windows server 2003 continued29
A Closer Look at Windows Server 2003 (continued)
  • Trust Relationships
    • Two-way transitive trust
    • Explicit one-way trust
a closer look at windows server 2003 continued32
A Closer Look at Windows Server 2003 (continued)
  • Naming Conventions
    • Distinguished name (DN)
    • Relative distinguished name (RDN)
    • User principal name (UPN)
planning for installation
Planning for Installation
  • Create a plan for your server and its place in your network
  • Consider many factors, including organizational structure, server function, applications, number of users, LAN architecture, and optional services
installing and configuring a windows server 2003 server
Installing and Configuring a Windows Server 2003 Server
  • The Installation Process
    • Can install from a CD-ROM or remotely over the network
  • Initial Configuration
    • Server still isn’t ready to support clients
    • You must configure the software
installing and configuring a windows server 2003 server continued
Installing and Configuring a Windows Server 2003 Server (continued)
  • Establishing Users and Groups
    • Installation process creates two accounts:
      • Guest
        • limited privileges
      • Administrator
        • extensive privileges
internetworking with other network operating systems continued
Internetworking with Other Network Operating Systems (continued)
  • Windows Server 2003 can communicate with almost any kind of client and, given the proper software and configuration, with the other major NOSs
chapter summary
Chapter Summary
  • Functions and features of a network operating system
  • Define the requirements for a Windows Server 2003 network environment
  • Describe how Windows Server 2003 fits into an enterprise-wide network
chapter summary continued
Chapter Summary (continued)
  • Perform a simple Windows Server 2003 installation
  • Manage simple user, group, and rights parameters in Windows Server 2003
  • Understand how Windows Server 2003 integrates with other popular network operating systems
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