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Three Computer Networking CourseBooks


Understanding Networking Topologies

This course, by Clayton Coulter, is designed to provide you with up-to-date information on networking. The content focuses on local area networks and the technology for connecting them together. It is general enough to give a broad overview of today's technologies and trends, while detailed enough for you to see the inner workings of modern networking.

Preface i

On Becoming a CNE i

About This Course ii

About This Coursebook iii

Course Objectives iiii

Chapter 1 - The Growth of Networking Technology 1-1

Modern Benefits of Networking 1-1

1. Data Sharing 1-1

2. Resource Sharing 1-3

The Development of Computer Networks 1-3

1. Life Before Networking 1-3

2. Early Connections 1-4

3. Modern Networking 1-6

Chapter 1 Study Tips 1-9

Chapter 2 - Local Area Networks 2-1

Network Topologies 2-1

1. Point-to-Point Topology 2-1

2. Bus Topology 2-2

3. Star Topology 2-3

4. Ring Topology 2-5

5. Mesh Topology 2-6

6. Special Topology 2-6

Components 2-7

1. Servers 2-7

2. Workstations 2-8

3. Network Interface Cards 2-9

4. Hubs 2-9

5. Peripherals 2-10

6. Software 2-10

Communication Schemes 2-11

1. Contention 2-11

2. Token Passing Scheme 2-12

3. Polling 2-13

Transmission Media 2-14

1. Twisted Pair Cabling 2-15

2. Coaxial Cable 2-16

3. Fiber Optic Cable 2-18

4. Cabling Summary 2-19

Wireless Media 2-21

1. Radio 2-21

2. Infrared 2-23

3. Wireless LAN Media Summary 2-24

Chapter 2 Study Tips 2-26

Chapter 3 - Connectivity 3-1

Repeaters 3-2

Bridges 3-3

Routers 3-5

Gateways 3-7

Chapter 3 Study Tips 3-9

Chapter 4 - Wide Area Networking 4-1

Public Telephone System 4-1

1. Terminology 4-1

2. Wide Area Networking With Telephone Lines 4-3

3. Integrated Services Digital Network 4-5

Microwave Technology 4-11

Laser Technology 4-12

Switching Technology 4-14

1. Message Switching 4-14

2. Packet Switching 4-16

3. Circuit Switching 4-18

Chapter 4 Study Tips 4-21

Chapter 5 - Data Communications Technology 5-1

Analog and Digital Signals 5-1

Converting and Translating Data 5-4

1. Analog Encoding Methods 5-4

2. Digital Encoding Methods 5-6

3. Converting Signal Types 5-10

Multiple Signal Transmission Schemes 5-12

1. Time-Division Multiplexing 5-12

2. Frequency-Division Multiplexing 5-14

Chapter 5 Study Tips 5-16

Chapter 6 - Networking Standards and References 6-1

Reference and Standard-Setting Organizations 6-1

1. International Organization for Standardization (ISO) 6-1

2. Institute of Electrical and Electronic Engineers (IEEE) 6-2

The Open Systems Interconnection Model 6-4

Data Frame Construction and Use 6-6

Important IEEE Specifications 6-8

1. Higher Layers and Management 6-9

2. 802.2 - Logical Link Control 6-9

Chapter 6 Study Tips 6-15

Chapter 7 - Lower Layer Protocols 7-1

Physical Layer Specifications 7-1

1. The RS-232 Standard 7-1

2. Other Standards 7-2

Data Link Layer Specifications 7-3

Ethernet Systems 7-6

ARCnet Systems 7-8

Token Ring Systems 7-12

Fiber Distributed Data Interface (FDDI) 7-15

LocalTalk Systems 7-17

Chapter 7 Study Tips 7-21

Chapter 8 - Software Protocols 8-1

Novell NetWare 8-1

1. The IPX Packet 8-2

2. The SPX Packet 8-4

TCP/IP Protocols 8-8

1. The IP Packet 8-10

2. The TCP Packet 8-12

3. Additional TCP/IP-Related Protocols 8-15

SNA (Systems Network Architecture) 8-17

GOSIP (Government OSI Profile) and OSI 8-21

Other Protocols 8-24

1. AppleTalk 8-24

2. DNA (Digital Network Architecture) 8-28

Chapter 8 Study Tips 8-32

Chapter 9 - Future Trends In Networking 9-1

Total Transparency 9-1

Distributed Computing and Management 9-2

Increased Access 9-3

A Changing Business 9-4

Chapter 9 Study Tips 9-7

Glossary of Terms and Acronyms



The Network Book

This course book, written by Professor Professor Yechiam Yemini, aims to provide a comprehensive introduction to networking and distributed computing technologies. Unlike traditional textbooks, it pursues a top-down approach to the topic, starting with the application layer and then describing the transport and network layers, finally covering the physical layer. The Network Book also emphasizes hands-on approach to learning.

Introduction

  1. Introduction
  2. Internet Anatomy 

I. The Application Layer Environment

  1. The Application Layer Architecture
  2. The Trivial File Transfer Protocol (TFTP)
  3. Introduction to Performance Evaluation
  4. Java Sockets
  5. Naming, Addressing & DNS
  6. Email
  7. Introduction to RPC
  8. WWW
  9. WWW (Part II)
  10. Remote Method Invocation - Java RMI & Web-Services
  11. Applicaiton Layer: Concluding Notes

II. The Transport Layer: UDP, TCP

  1. The Transport Layer
  2. Data Transfer Protocols
  3. TCP Flow & Congestion Control

III. The network Layer: IP, Addressing, Routing

  1. The Network Layer
  2. Routing Algorithms
  3. Routing Information Protocols
  4. Network Layer Scalability and IPv6
  5. Introduction to Active Networks
  6. An Overview of Netscript

IV. The Physical Layer: LANs, WANs, Switching

V. Advanced Topics

 



NetWare Bootcamp

This coursebook, by Micheal L. Hader, is designed to give you an entry-point into the world of network and NetWare administration by teaching you strong fundamental skills that will be immediately useful if you are involved with NetWare


Chapter 1 - Welcome To NetWare Boot Camp

Course Objectives

Getting Comfortable With Networks

Protocols

Topology

Media

Learning About NetWare Fundamentals

Practical How To’s In Managing NetWare

Knowing When and Where To Get Help

Learning Strategies

Why Not Hands-On?

About Atrium Learning Center

Chapter 2 - Getting The Big Picture

Networking Overview

The Shift From Centralized to Distributed Processing

The File Server Approach

The Client/Server Model

From PCs to LANs to MANs to WANs

The Internet

The Role of The LAN Administrator

NetWare’s Role

Fault Tolerance

NetWare 3.x Specifications

DOS, Windows, OS/2 & Unix Roles

Initial NetWare Directories

Useful Terminology

NetWare Special Keys

Chapter 3 - NetWare Programs

Programs By Initial Location

SYS:

SYS:SYSTEM

SYS:PUBLIC

SYS:LOGIN

Programs For Problem Solving

Programs for Easier Maintenance

Programs For Disk Management

Programs For Working On Rights

Programs For Working With Files

Programs For Server / User Access

File Server Console Commands

Chapter 4 - Managing Disks & Directories

Disk Protection Technologies

Servers, Volumes & Disks

Hot Fix, Mirroring & Duplexing

Disk Arrays

Disk Spanning

RAID 0

RAID 1

RAID 2

RAID 3

RAID 4

RAID 5

Other RAID Factors

Backing Up Programs & Data

Backup Terminology

Creating Shared Disk Areas

Shared Data Areas

Creating User Data Areas

Using DSPACE To Limit Directory Sizes

Disk Organization Summary

Summary

Study Questions

Chapter 5 - Managing Access To Directories

Using NetWare Rights

Rights Definitions

Trustee Assignments & Inherited Rights

Using SYSCON to Assign Rights

Making a User Trustee Assignment

Making a Group Trustee Assignment

Changing the Assigned Rights in SYSCON

Using Filer to Assign Rights

Making a User or Group Trustee Assignment

Changing the Assigned Rights in FILER

Using GRANT, REVOKE and REMOVE to Assign Rights

GRANT

REVOKE

REMOVE

Viewing Trustee Assignments with TLIST

How To Use NetWare Groups Effectively

Using Application Groups to Control Program Access

Using Shared Data Groups to Control Access to Shared Data

Using TLIST To View Rights

Moving & Renaming Directories

Using RENDIR to Rename Directories

The Difference between COPY, XCOPY and NCOPY

Summary

Study Questions

Chapter 6 - Managing User Accounts

Naming Considerations

User or Login Name

Group Names

Print Server Name

Queue Name

Printer Name

Print Device Name

Print Job Definition

File Server Name

User Login Security

Logging In

Passwords

Time Restrictions

Directory Access Restrictions

User Disk Limitations

Miscellaneous User Settings

SYSCON Flow Chart

Using MakeUser & User Def

The Benefit of Templates

MAKEUSER

Creating Users

Removing Users

USERDEF

Modifying Multiple Users

Summary

Study Questions

Chapter 7 - Working With Files

File Naming Conventions

Same Old DOS -- Same Old Rules

OS/2 and Macintosh Files

Windows 95 Files

FILER

Copying Files Using NCOPY

Understanding File Attributes

Definitions of Attributes

Be Careful With Shareable Attribute

Changing File Attributes With FLAG

Changing File Attributes With FILER

Deleting Files

Using DEL or ERASE

Recovering Deleted Files

Using SALVAGE

Purging Deleted Files

Using CHKVOL to Check Disk Space

Summary

Study Questions

Chapter 8 - Understanding NetWare Printing

What Happens When You Print

The Concept Of Redirection and Queues

How To Use CAPTURE and ENDCAP

CAPTURE Command Syntax

Using ENDCAP To Return to Local Printing

Printing Files In NetWare

Printing Files Using NPRINT

Printing Files Using PCONSOLE

Managing Your Output in PCONSOLE

Print Queue Operator Capabilities

Sharing Your Printer with RPRINTER

Using PSC To Toggle A Shared Printer to Private Mode

Summary

Study Questions

Chapter 9 - Connecting to The File Server

Introduction

Using The NetWare DOS Workstation Shell Files

Managing IPX.COM and IPX.OBJ

Selecting The Best NetWare Redirector

When to Use The Netbios Emulator

Sample Network Batch File

Using The NetWare DOS/ODI Shell Files

How to Use LSL.COM

Loading LAN Drivers

Using the NetWare Protocol Managers

Selecting the Best NetWare Redirector

When to Use The Netbios Emulator

Selecting Settings for SHELL.CFG or NET.CFG

The DOS Requester (VLM)

Types of VLM Modules

What the DOS Requester Modules Do

Installing the DOS Requester

What the Install Program Modifies

DOS Requester (VLM) Options

Performance Parameters

Parameters that Are Memory Related

Parameters Specific to a DOS Requester Service

Other Parameters That Affect the DOS Requester

Accessing NetWare 4.0 Services

Accessing Bindery-Based NetWare Servers

Practical Upgrading

Study Questions

Chapter 10 - Memory Management

The Historical Perspective

Base Memory

Expanded Memory

Extended Memory

Extended Memory Specification

Base Memory

Interrupts & Stacks

Base Memory & I/O Ports

Upper Memory & Video

Upper Memory & LAN Adapters

Windows & Memory

MS-DOS 5.0 & MS-DOS 6.0

Setting Up DOS 5 Memory Management

Using QEMM

Using 386MAX

Using Netroom

Summary

Chapter 11 - Useful Tools For LAN Administration

Solving RAM Cram

Supporting LAN Users

Technical Databases

Accessing Local Drives

Disk Goodies

Backup Issues

File Management

Chapter 12 - Drive Mapping & Login Scripts

NetWare Logical Drives and Search Drives

Mapping Directories to Logical Drive Letters

Using MAP to Create Search Directories

Deleting MAP Assignments

Mapping a User's Local Drive

How Windows Treats Logical & Search Drives

Login Scripts

Command Summary

Identifier Summary

System Login Script

LOGIN Scripts and Group Management

Appendix A - NetWare Printing Setup

Who Controls the Printer?

NetWare Printing

Windows Printing

Configuring the NetWare Modules

Defining Printers with PRINTDEF

Defining the Print Server with PCONSOLE

Defining Print Job Configurations With PRINTCON

Copying Print Job Definitions

Controlling PRINTCON.DAT

SMODE

PSERVER and RPRINTER

Appendix B - Installing Printers In Windows

WIN.INI Printer Settings

Windows Port Names

Assigning Printers to NetWare Queues

Using Windows Printers

The Importance of True Type Fonts to Networks

True Type Basics

Queue Management

Other Software for Managing Queues

Appendix C - Server Memory & Configuration

Memory Usage in a NetWare File Server

Memory Requirements, Base Operating System

Memory Requirements, NIC Drivers

Memory Requirements, Disk Drivers

Dynamic Memory / Alloc Short Term Memory

File Allocation Tables

Receive Buffers

Directory Hashing

Directory Caching

Open Files

Turbo-FATs

NLMs

File Caching

NetWare 3.X & 4.X SET Commands

 

 

 

 

 

 


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