cisco networking academy program ccna 1 and 2 companion guide third edition

... NICs, 22 5 22 6 data centers, 54–55 Ethernet 10 -Gbps, 347–353 10 -Mbps, 317 , 320 10 BASE2, 3 21 322 10 BASE5, 320 –3 21 10BASE-T, 322 – 323 , 325 – 326 , 328 10 0-Mbps, 328 – 329 10 0BASE-FX, 3 32 334 10 0BASE-T, 329 –3 32 ... 11 02. book Page 10 63 Tuesday, May 20 , 20 03 2: 53 PM Layer 10 63 bridges, 82 cabling, 20 5 20 6 comparing with WANs, 511 connection devices bridges, 21 8 – 21 9 hubs, 21 7 repeater, 21 6 switches, 2 21 22 2 ... transmission, 2 71, 28 9 timing, 27 3 handshaking, 4 81 hard disk drives, hardware components of LANs bridges, 21 8 – 21 9 hubs, 21 7 repeaters, 21 6 switches, 2 21 22 2 Hyperterminal session establishment on Cisco...

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... Wednesday, May 21 , 20 03 11 : 31 AM ii Cisco Networking Academy Program CCNA and Companion Guide Third Edition Cisco Systems, Inc Cisco Networking Academy Program Copyright © 20 03 Cisco Systems, ... with a Cisco trained and authorized Networking Academy provider For information on the Cisco Networking Academy Program or to locate a Networking Academy, please visit www .cisco. com/edu 11 02. book ... mark Warning and Disclaimer This book is designed to provide information about CCNA 1: Networking Basics and CCNA 2: Routers and Routing Basics of the Cisco Networking Academy Program CCNA course...

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... 11 02. book Page xii Tuesday, May 20 , 20 03 2: 53 PM xii Ethernet Timing 27 2 Interframe Spacing and Backoff 27 5 Error Handling ... 320 10 BASE2 3 21 10BASE-T 322 10 BASE-T Architecture 326 10 0BASE-TX ... 417 Summary 419 11 02. book Page xiv Tuesday, May 20 , 20 03 2: 53 PM xiv Key Terms 4 21 Review Questions...

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... Systems, Inc 11 02. book Page xxvii Tuesday, May 20 , 20 03 2: 53 PM xxvii Introduction Cisco Networking Academy Program CCNA and Companion Guide, Third Edition, supplements your classroom and laboratory ... the CCNA online curriculum 11 02. book Page xxix Tuesday, May 20 , 20 03 2: 53 PM xxix ■ Chapter 2, Networking Fundamentals,” introduces some of the terminology used by networking professionals and ... books for the Networking Academy by Cisco Systems, and provide print and CD-ROM materials that ensure the greatest possible learning experience for Networking Academy students 11 02. book Page xxvi...

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... understand routing and switching, and make the connection between theory and practice 11 02. book Page Tuesday, May 20 , 20 03 2: 53 PM 11 02. book Page Tuesday, May 20 , 20 03 2: 53 PM Part I CCNA 1: Networking ... Information and activities not found online 11 02. book Page xxxiii Tuesday, May 20 , 20 03 2: 53 PM xxxiii ■ Accurate and concise feedback on practice exam questions ■ Learner-directed practice and study ... Chapter TCP/IP Protocol Suite and IP Addressing Chapter Routing Fundamentals and Subnets Chapter TCP/IP Transport and Application Layer 11 02. book Page Tuesday, May 20 , 20 03 2: 53 PM Objectives Upon...

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... contains the success ratio and round-trip time to the destination From this information, you can 15 11 02. book Page 16 Tuesday, May 20 , 20 03 2: 53 PM 16 Chapter 1: Introduction to Networking determine ... Desktop systems can use a built-in or adapter card-type NIC 13 11 02. book Page 14 Tuesday, May 20 , 20 03 2: 53 PM 14 Chapter 1: Introduction to Networking Situations that require NIC installation include ... 11 02. book Page 10 Tuesday, May 20 , 20 03 2: 53 PM 10 Chapter 1: Introduction to Networking Figure 1- 4 Expansion Slot Motherboard Components NOTE Some...

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... Exponent 27 26 25 24 23 22 21 20 Place Value 12 8 64 32 16 Example: 10 110 0 1 Example: 10 110 = (1 ∗ 24 = 16 ) + (0 ∗ 23 = 0) + (1 ∗ 22 = 4) + (1 ∗ 21 = 2) + (0 ∗ 20 = 0) = (16 + + + + 0) = 22 If the ... expressed as 12 hex numbers instead Every bits is a hex digit (24 = 16 ), as you will see in Table 1- 6 in a moment Instead of writing 10 1 010 10 .11 110 000 .11 0000 01. 111 00 010 . 011 1 011 1. 010 100 01 you can ... 65536 25 6 16 Example: 1A2C A C Example: 1A2C = (1 ∗ 16 3 = 65536) + (10 (A) ∗ 16 2 = 25 60) + (2 ∗ 16 1 = 32) + ( 12 (C) ∗ 16 0 = 12 ) = (65536 + 25 60 + 32 + 12 ) = 6 814 4 Decimal-to-Binary Conversion You...

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... dotted-decimal format, 10 .0.0.0 is the network portion of the IP address Example 2: Using the second mask (25 5 .25 5.0.0): 000 010 10.0 010 0 010 .00 010 111 .10 00 011 0: IP address 11 111 111 .11 111 111 .00000000.00000000: ... masks follow Example 1: 11 111 111 .00000000.00000000.00000000 written in dotted decimal is 25 5.0.0.0 Example 2: 11 111 111 .11 111 111 .00000000.00000000 written in dotted decimal is 25 5 .25 5.0.0 In the first ... following examples: Example 1: Using the first mask (25 5.0.0.0): 000 010 10.0 010 0 010 .00 010 111 .10 00 011 0: IP address 11 111 111 .00000000.00000000.00000000: network mask 000 010 10.00000000.00000000.00000000...

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... securely 57 11 02. book Page 58 Tuesday, May 20 , 20 03 2: 53 PM 58 Chapter 2: Networking Fundamentals Digital Bandwidth LANs and WANs have always had one thing in common: the use of the term bandwidth ... shown in Figure 2- 7, they make it possible for businesses to communicate across great distances 11 02. book Page 51 Tuesday, May 20 , 20 03 2: 53 PM Networking Terminology Figure 2- 7 WAN Corporate ... migration, and data replication between systems 53 11 02. book Page 54 Tuesday, May 20 , 20 03 2: 53 PM 54 Chapter 2: Networking Fundamentals Figure 2- 9 SAN Internet IP Front-End Network Server Storage-Area...

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... 50-ohm coaxial cable 10 Mbps 18 5 m 10 Mbps 500 m 10 Mbps 10 0 m 10 0 Mbps 10 0 m 10 00 Mbps 10 0 m 10 0 Mbps 20 00 m 10 00 Mbps 22 0 m (10 BASE2 Ethernet, Thinnet) 50-ohm coaxial cable (10 BASE5 Ethernet, ... coaxial cable, optical fiber, and even air result in fundamental limitations on the information-carrying 61 110 2. book Page 62 Tuesday, May 20 , 20 03 2: 53 PM 62 Chapter 2: Networking Fundamentals capacity ... 11 02. book Page 60 Tuesday, May 20 , 20 03 2: 53 PM 60 Chapter 2: Networking Fundamentals Figure 2 -13 Pipe Analogy for Bandwidth Bandwidth is like pipe width Network...

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... between application protocols and data-flow protocols Whereas the application, presentation, and session 71 110 2. book Page 72 Tuesday, May 20 , 20 03 2: 53 PM 72 Chapter 2: Networking Fundamentals layers ... a layer-specific PDU and with its peer layer on the destination computer, as shown in Figure 2 -17 11 02. book Page 73 Tuesday, May 20 , 20 03 2: 53 PM Networking Models Figure 2 -17 Peer-to-Peer Communication ... information that gets added 11 02. book Page 76 Tuesday, May 20 , 20 03 2: 53 PM 76 Chapter 2: Networking Fundamentals Figure 2 -19 Encapsulation As illustrated in Figure 2- 20, networks must perform...

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... buildings and hotels High-capacity models such as the uBR10 0 12 series, shown in Figure 2- 31, can handle thousands of subscribers 87 11 02. book Page 88 Tuesday, May 20 , 20 03 2: 53 PM 88 Chapter 2: Networking ... access of the host to the medium Figure 2- 24 shows a NIC Figure 2- 24 Network Interface Card 81 110 2. book Page 82 Tuesday, May 20 , 20 03 2: 53 PM 82 Chapter 2: Networking Fundamentals Bridges A bridge ... premises and the carrier network Figure 2- 30 shows a Cisco 610 0 Series Advanced DSL Access Multiplexer 11 02. book Page 87 Tuesday, May 20 , 20 03 2: 53 PM Networking Models Figure 2- 30 Cisco DSLAM 610 0...

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... 11 02. book Page 90 Tuesday, May 20 , 20 03 2: 53 PM 90 Chapter 2: Networking Fundamentals Figure 2- 33 Cisco PIX Firewall AAA Servers An AAA server is a server program that handles user ... disconnected 95 11 02. book Page 96 Tuesday, May 20 , 20 03 2: 53 PM 96 Chapter 2: Networking Fundamentals Figure 2- 42 Star Topology When a star network is expanded to include an additional networking ... network Figure 2- 37 Wireless Access Point 11 02. book Page 93 Tuesday, May 20 , 20 03 2: 53 PM Network Topologies Wireless Bridges A wireless bridge, shown in Figure 2- 38, provides high-speed (11 Mbps),...

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... ■ Repeaters regenerate, amplify, and retime signals before sending them along the network 10 1 11 02. book Page 10 2 Tuesday, May 20 , 20 03 2: 53 PM 10 2 Chapter 2: Networking Fundamentals ■ The term ... enterprises 10 3 11 02. book Page 10 4 Tuesday, May 20 , 20 03 2: 53 PM 10 4 Chapter 2: Networking Fundamentals firewall A router or access server designated as a buffer between any connected public networks and ... to access high-bandwidth media C Connect to the Internet D Provide full-time connectivity to local services 10 7 11 02. book Page 10 8 Tuesday, May 20 , 20 03 2: 53 PM 10 8 Chapter 2: Networking Fundamentals...

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... Au 10 9 11 0 11 1 Mt 59 60 61 62 63 Pr Nd Pm Sm Eu 91 92 93 94 95 Pa U Np Pu Am 30 Zn 48 Cd 80 Hg 11 2 64 Gd 96 Cm 65 Td 97 Bk B 13 Al 31 Ga 49 In 81 Tl 66 Dy 98 Cf C 14 Si 32 Ge 50 Sn 82 Pb 11 4 ... Ac 22 Ti 40 Zr 72 Hf 10 4 Rf Lathanide Series Actinide Series 5B 6B 7B 23 V 41 Nb 73 Ta 10 5 Db 58 Ce 90 Th 24 Cr 42 Mo 74 W 10 6 Sg 25 Mn 43 Tc 75 Re 10 7 Bh 1B 2B 26 Fe 44 Ru 76 Os 10 8 Hs 27 28 29 ... selection 11 1 11 02. book Page 11 2 Tuesday, May 20 , 20 03 2: 53 PM 11 2 Chapter 2: Networking Fundamentals 24 What does a router route? A Layer bits B Layer frames C Layer packets D Layer segments 25 Which...

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Ngày tải lên: 04/07/2014, 18:20

Ngày tải lên: 04/07/2014, 18:20

Ngày tải lên: 04/07/2014, 18:20