Chapter Nine NetWare-Based Networking. Introduction to NetWare In 1983, Novell introduced its NetWare network operating system Versions 3.1 and 3.1—collectively

Chapter NineChapter NineNetWare-Based NetWare-Based

NetworkingNetworking

Introduction to NetWareIntroduction to NetWare

In 1983, Novell introduced its NetWare network operating systemIn 1983, Novell introduced its NetWare network operating system

Versions 3.1 and 3.1—collectively known as Versions 3.1 and 3.1—collectively known as NetWare 3.xNetWare 3.x—were —were introduced in the early 1990sintroduced in the early 1990s

Versions 4.0, 4.1, and 4.11—collectively known as Versions 4.0, 4.1, and 4.11—collectively known as NetWare 4.xNetWare 4.x——were introduced in the mid-1990swere introduced in the mid-1990s

NetWare 4.11 is sometimes referred to as NetWare 4.11 is sometimes referred to as IntraNetWareIntraNetWare

In 1998, Novell released version 5.0, and since has released In 1998, Novell released version 5.0, and since has released versions 5.1 and 5.11—collectively known as versions 5.1 and 5.11—collectively known as NetWare 5.xNetWare 5.x

Today – NetWare 6.5Today – NetWare 6.5

Introduction to NetWareIntroduction to NetWare

19951995 Microsoft introduces Windows NT ServerMicrosoft introduces Windows NT Server NetWare 52.5% market shareNetWare 52.5% market share MS 6.3%MS 6.3%

19971997 Win NT 36%Win NT 36% NetWare 26.4%NetWare 26.4% Unix 20.7%Unix 20.7% Linux 6.8%Linux 6.8% OS/2 6.3%OS/2 6.3%

NetWare Server HardwareNetWare Server Hardware

Table 9-1: Minimum hardware

requirements for NetWare 4.x and 5.0

servers

Windows 2000 Server Hardware Windows 2000 Server Hardware - Comparison- Comparison

Determining the Optimal Determining the Optimal Hardware for a ServerHardware for a Server

When considering NetWare, note the number When considering NetWare, note the number of of NetWare loadable modules (NLMs)NetWare loadable modules (NLMs) used by each serviceused by each service NLMs are NLMs are routinesroutines that enable the server to run a that enable the server to run a

range of programs and offer a variety of servicesrange of programs and offer a variety of services Each NLM consumes some of the server’s Each NLM consumes some of the server’s

memory and processor resources (at least memory and processor resources (at least temporarily)temporarily)

A Closer Look at the NetWare A Closer Look at the NetWare Operating SystemOperating System

MultiprocessingMultiprocessing In versions 4.x and higher, NetWare supports In versions 4.x and higher, NetWare supports

the use of as many as the use of as many as 32 processors32 processors on one on one serverserver

Takes advantage of symmetric Takes advantage of symmetric multiprocessingmultiprocessing

To use NetWare 5.x’s multiprocessing To use NetWare 5.x’s multiprocessing capabilities, simply install multiple processors capabilities, simply install multiple processors in the serverin the server

NetWare’s Memory ModelNetWare’s Memory Model

Whereas NetWare 4.x can use only Whereas NetWare 4.x can use only physical physical memorymemory, NetWare 5.x can work with , NetWare 5.x can work with both virtual both virtual memory and physical memorymemory and physical memory Protected modeProtected mode

A manner in which NetWare runs services in a separate A manner in which NetWare runs services in a separate memory area from the operating systemmemory area from the operating system

CachingCachingProcess of saving frequently-used data to an area of the Process of saving frequently-used data to an area of the physical memory where it will be readily available for future physical memory where it will be readily available for future purposespurposes

The Kernel and Console The Kernel and Console OperationsOperations

KernelKernel Core of the operating systemCore of the operating system

Server consoleServer console Network administrator’s primary interface to a Network administrator’s primary interface to a

NetWare serverNetWare server 4.x not entirely graphical4.x not entirely graphical 5.x text or graphics-based system5.x text or graphics-based system

MonitorMonitor NLM that enables the system administrator to view NLM that enables the system administrator to view

server parameters such as protocols, bindings, server parameters such as protocols, bindings, system resources, and loaded modulessystem resources, and loaded modules

The Kernel and Console The Kernel and Console OperationsOperations

Figure 9-1: NetWare

console screen at the Monitor

menu

The NetWare File SystemThe NetWare File System

NetWare does not allow you to specify the NetWare does not allow you to specify the file system types in the same way that file system types in the same way that Windows 2000 doesWindows 2000 does It does offer its own high-performance file It does offer its own high-performance file

system that supports DOS, Macintosh, UNIX, system that supports DOS, Macintosh, UNIX, OS/2, and WindowsOS/2, and Windows

CompressionCompression

NetWare 4.x and 5.x both support file NetWare 4.x and 5.x both support file compressioncompression

In both NetWare 4.x and 5.x, unless the In both NetWare 4.x and 5.x, unless the network administrator specifically chooses to network administrator specifically chooses to prevent compression, prevent compression, compression on the compression on the server is enabled automaticallyserver is enabled automatically

Compression does increase file access time Compression does increase file access time slightly; for this reason it is not recommended slightly; for this reason it is not recommended for extremely large filesfor extremely large files

Block SuballocationBlock Suballocation

Technique for using hard disk space more Technique for using hard disk space more efficientlyefficiently BlockBlock

Unit of disk spaceUnit of disk space

Figure 9-2: Block

suballocation

NetWare Directory Services (NDS)NetWare Directory Services (NDS)

Provides a system for managing multiple servers Provides a system for managing multiple servers and their resourcesand their resources NDS treeNDS tree

The logical representation of resources in a NetWare enterpriseThe logical representation of resources in a NetWare enterprise

Figure 9-3: Simple NDS tree


Container ObjectsContainer Objects Hierarchical Hierarchical

arrangement of arrangement of branchesbranches

Also called Also called organizational organizational unitsunits

Figure 9-4: Two ways of grouping objects in an NDS tree


Figure 9-5: More complex NDS tree

Planning for InstallationPlanning for Installation

Where does the server fit in the NDS tree?Where does the server fit in the NDS tree?

What name will the server have?What name will the server have?

How many and what kinds of network adapter How many and what kinds of network adapter cards will the server use?cards will the server use?

What protocols and network services should What protocols and network services should the server use?the server use?

What kind of disk controllers does the server What kind of disk controllers does the server have?have?

Planning for InstallationPlanning for Installation

How many, how large, and what kind of volumes How many, how large, and what kind of volumes will the server require?will the server require?

What additional services will the server support?What additional services will the server support? In a In a simple installationsimple installation, the most popular , the most popular

installation options are already choseninstallation options are already chosen In In custom installationcustom installation, it’s possible to determine , it’s possible to determine

which services and programs are installedwhich services and programs are installed

What kind of license do I have?What kind of license do I have?

How can I remember all of this information?How can I remember all of this information?

The Installation ProcessThe Installation Process

NetWare can be installed from:NetWare can be installed from: CD (most popular method)CD (most popular method) Floppy disks (not recommended)Floppy disks (not recommended) Another server on the networkAnother server on the network

This process is called an “over-the-wire” This process is called an “over-the-wire” installationinstallation

The Installation ProcessThe Installation Process

After performing a NetWare 5.x installation After performing a NetWare 5.x installation and restarting the machine, your server and restarting the machine, your server should be functionalshould be functional

After installing a NetWare server, verify After installing a NetWare server, verify that you can log on to that server as that you can log on to that server as administrator from a Windows 2000 or administrator from a Windows 2000 or Windows 9x workstation using the Novell Windows 9x workstation using the Novell Client for NetWareClient for NetWare

Using the NetWare Administrator Using the NetWare Administrator Utility (NWAdmin)Utility (NWAdmin)

To make you server functional, you will To make you server functional, you will need to add users and other objects to the need to add users and other objects to the NDS treeNDS tree

After adding objects, you may want to After adding objects, you may want to modify their properties or even delete modify their properties or even delete themthem

An important tool in NetWare server An important tool in NetWare server management is the NetWare Administrator management is the NetWare Administrator utility (NWAdmin)utility (NWAdmin)


Figure 9-7: NetWare Administrator window


Figure 9-8: Create User dialog box


FIGURE 9-9 Password

Restrictions window

(p. 462)


You will find that your most frequent use of You will find that your most frequent use of NWAdmin consist of:NWAdmin consist of: Viewing objectsViewing objects Modifying objectsModifying objects Creating objectsCreating objects

In short, NWAdmin is your link to In short, NWAdmin is your link to managing your NDS treemanaging your NDS tree

Internetworking with Other Operating Internetworking with Other Operating SystemsSystems

NDS eDirectoryNDS eDirectory Works with NetWare 5.x operating systems Works with NetWare 5.x operating systems

and Windows NT or 2000 servers to enable and Windows NT or 2000 servers to enable Windows domains to appear as container Windows domains to appear as container objects in NWAdminobjects in NWAdmin

Provides a simple solution to a network Provides a simple solution to a network administrator's challenge of integrating administrator's challenge of integrating Windows 2000 and NetWareWindows 2000 and NetWare

Internetworking with Other Operating Internetworking with Other Operating SystemsSystems

On the client side, Novell provides client On the client side, Novell provides client software designed specifically for:software designed specifically for: Windows 2000Windows 2000 Windows NTWindows NT Windows 9xWindows 9x OS/2OS/2 MacintoshMacintosh UNIXUNIX

Documents

Chapter Nine NetWare-Based Networking. Introduction to NetWare In 1983, Novell introduced its NetWare network operating system Versions 3.1 and 3.1—collectively