... 11 02. book Page iv Tuesday, May 20 , 20 03 2: 53 PM Cisco Networking Academy Program CCNA 1 and 2 Companion GuideThird Edition Cisco Systems, Inc. Cisco Networking Academy Program Cisco Press 201 ... review.Printed in the United States of America 12 3 4 5 6 7 8 9 0Library of Congress Cataloging-in-Publication Number: 20 0 21 1 6787ISBN: 1- 58 713 -11 0 -2 First Printing June 20 03Trademark AcknowledgmentsAll ... . . . 15 4Wireless Data Communications . . . . . . . . . . . . . . . . . . . . . . . 15 4 11 02. book Page ix Tuesday, May 20 , 20 03 2: 53 PM ii Cisco Networking Academy Program CCNA 1 and 2 Companion...
... system to another. This chapter corre-sponds to the Module 1 content from the CCNA1 online curriculum. 11 02. book Page xxviii Tuesday, May 20 , 20 03 2: 53 PM xxix■ Chapter 2, “Networking Fundamentals,” ... SerialLine: Switched SerialIBMMainframe 11 02. book Page xxiii Tuesday, May 20 , 20 03 2: 53 PM xxviiIntroduction Cisco Networking Academy Program CCNA1 and 2 Companion Guide, Third Edition,supplements ... switch port states. This chapter corresponds to the Module 7 and 8 content from the CCNA1 online curriculum. 11 02. book Page xxix Tuesday, May 20 , 20 03 2: 53 PM xxx■ Chapter 7, “TCP/IP Protocol...
... number to a hexadecimal number 11 02. book Page 4 Tuesday, May 20 , 20 03 2: 53 PM 8 Chapter 1: Introduction to NetworkingFigure 1- 1 Central Processing UnitFigure 1- 2 Floppy Disk Drive■ Microprocessor—A ... 11 02. book Page 2 Tuesday, May 20 , 20 03 2: 53 PM xxxi■ Chapter 14 , “Managing Cisco IOS Software,” examines the stages of the router boot sequence. It also covers how to use a variety of Cisco ... interface■ Chapter- by -chapter activities and resources■ Information and activities not found online 11 02. book Page xxxii Tuesday, May 20 , 20 03 2: 53 PM Chapter 1 Introduction to NetworkingThis chapter...
... (Layer 2) address, and network (Layer 3) address. 11 02. book Page 15 Tuesday, May 20 , 20 03 2: 53 PM 12 Chapter 1: Introduction to NetworkingNetwork Interface CardsAs shown in Figure 1- 6, a ... performs e-mail, file transfers, and other functions 11 02. book Page 17 Tuesday, May 20 , 20 03 2: 53 PM 10 Chapter 1: Introduction to NetworkingFigure 1- 4 Expansion SlotMotherboard ComponentsThe motherboard ... type. BBSs did not become widely used until the early 19 80s, and the transfer of 11 02. book Page 14 Tuesday, May 20 , 20 03 2: 53 PM 16 Chapter 1: Introduction to Networkingdetermine if there is...
... and computing equipment. 11 02. book Page 49 Tuesday, May 20 , 20 03 2: 53 PM 52 Chapter 2: Networking Fundamentals■ Frame Relay■ T (U.S.) and E (Europe) carrier series—T1, E1, T3, E3, and so on■ ... area, as shown in Figure 2- 7, they make it possible for businesses to communicate across great distances. 11 02. book Page 50 Tuesday, May 20 , 20 03 2: 53 PM 58 Chapter 2: Networking FundamentalsDigital ... Digital Network (ISDN)■ Digital Subscriber Line (DSL) 11 02. book Page 51 Tuesday, May 20 , 20 03 2: 53 PM Networking Terminology 55Figure 2 -10 Data CenterFor example, when downloading a movie from...
... this chapter, refer to the chapter- specific Videos, PhotoZooms, and e-Lab Activities on the CD-ROM accompanying this book. 11 02. book Page 10 2 Tuesday, May 20 , 20 03 2: 53 PM 10 0 Chapter 2: Networking ... the InternetD. Provide full-time connectivity to local services 11 02. book Page 10 7 Tuesday, May 20 , 20 03 2: 53 PM 10 2Chapter 2: Networking Fundamentals■ The term hub is used instead of repeater ... amplify, and retime signals before sending them along the network. 11 02. book Page 10 1 Tuesday, May 20 , 20 03 2: 53 PM 10 6 Chapter 2: Networking Fundamentalssegment In the TCP specification, a logical...