Introduction |
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xxiv | |
Chapter 1 Explore the Network |
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1 | (52) |
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1 | (1) |
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1 | (2) |
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3 | (1) |
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4 | (7) |
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4 | (3) |
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Networks in Our Daily Lives |
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4 | (1) |
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4 | (1) |
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5 | (1) |
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Networks Support the Way We Learn |
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5 | (1) |
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Networks Support the Way We Communicate |
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5 | (1) |
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Networks Support the Way We Work |
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6 | (1) |
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Networks Support the Way We Play |
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7 | (1) |
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Providing Resources in a Network |
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7 | (4) |
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8 | (1) |
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9 | (1) |
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10 | (1) |
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LANs, WANs, and the Internet |
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11 | (17) |
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11 | (9) |
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Overview of Network Components |
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12 | (1) |
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13 | (1) |
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Intermediary Network Devices |
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14 | (1) |
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15 | (2) |
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17 | (2) |
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19 | (1) |
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20 | (3) |
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20 | (2) |
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22 | (1) |
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22 | (1) |
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The Internet, Intranets, and Extranets |
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23 | (2) |
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23 | (1) |
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24 | (1) |
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25 | (3) |
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Internet Access Technologies |
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26 | (1) |
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Home and Small Office Internet Connections |
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26 | (1) |
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Businesses Internet Connections |
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27 | (1) |
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The Network as a Platform |
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28 | (7) |
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28 | (2) |
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Traditional Separate Networks |
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29 | (1) |
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29 | (1) |
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30 | (5) |
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30 | (1) |
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31 | (1) |
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32 | (1) |
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32 | (1) |
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33 | (2) |
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The Changing Network Environment |
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35 | (12) |
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35 | (4) |
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35 | (1) |
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35 | (1) |
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36 | (1) |
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37 | (1) |
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37 | (2) |
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Networking Technologies for the Home |
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39 | (3) |
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Technology Trends in the Home |
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39 | (1) |
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40 | (1) |
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41 | (1) |
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42 | (2) |
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42 | (1) |
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43 | (1) |
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44 | (3) |
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Cisco Network Architecture |
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44 | (1) |
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45 | (2) |
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47 | (1) |
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47 | (1) |
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47 | (1) |
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48 | (1) |
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48 | (1) |
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49 | (1) |
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49 | (1) |
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Check Your Understanding Questions |
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49 | (4) |
Chapter 2 Configure a Network Operating System |
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53 | (38) |
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53 | (1) |
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53 | (1) |
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54 | (1) |
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54 | (14) |
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55 | (3) |
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55 | (2) |
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57 | (1) |
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58 | (3) |
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58 | (1) |
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Terminal Emulation Programs |
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59 | (2) |
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61 | (3) |
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Cisco IOS Modes of Operation |
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61 | (1) |
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61 | (1) |
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Configuration Command Modes |
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62 | (43) |
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105 | |
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62 | (2) |
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64 | (4) |
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Basic IOS Command Structure |
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64 | (1) |
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64 | (1) |
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65 | (1) |
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66 | (2) |
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Basic Device Configuration |
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68 | (10) |
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68 | (2) |
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68 | (1) |
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69 | (1) |
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Limit Access to Device Configurations |
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70 | (2) |
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70 | (1) |
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71 | (1) |
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72 | (1) |
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72 | (1) |
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72 | (6) |
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Save the Running Configuration File |
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73 | (1) |
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Alter the Running Configuration |
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74 | (1) |
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Capture Configuration to a Text File |
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74 | (4) |
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78 | (7) |
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78 | (3) |
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78 | (1) |
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79 | (2) |
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81 | (4) |
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Manual IP Address Configuration for End Devices |
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81 | (2) |
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Automatic IP Address Configuration for End Devices |
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83 | (2) |
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Switch Virtual Interface Configuration |
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85 | (1) |
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85 | (2) |
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Interface Addressing Verification |
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85 | (1) |
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End-to-End Connectivity Test |
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86 | (1) |
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87 | (1) |
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88 | (1) |
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88 | (1) |
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88 | (1) |
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88 | (1) |
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Check Your Understanding Questions |
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89 | (2) |
Chapter 3 Network Protocols and Communications |
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91 | (50) |
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91 | (1) |
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91 | (1) |
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92 | (1) |
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92 | (8) |
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93 | (7) |
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Communication Fundamentals |
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93 | (1) |
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94 | (1) |
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94 | (2) |
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Message Formatting and Encapsulation |
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96 | (1) |
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97 | (1) |
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98 | (1) |
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98 | (2) |
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Network Protocols and Standards |
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100 | (23) |
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100 | (5) |
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Rules that Govern Communications |
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100 | (1) |
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101 | (2) |
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103 | (2) |
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105 | (9) |
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Protocol Suites and Industry Standards |
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105 | (1) |
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106 | (1) |
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106 | (3) |
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TCP/IP Communication Process |
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109 | (5) |
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114 | (4) |
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114 | (1) |
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115 | (1) |
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Electronics and Communications Standard Organizations |
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116 | (2) |
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118 | (5) |
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The Benefits of Using a Layered Model |
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118 | (2) |
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120 | (1) |
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The TCP/IP Protocol Model |
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120 | (1) |
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OSI Model and TCP/IP Model Comparison |
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121 | (2) |
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Data Transfer in the Network |
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123 | (12) |
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123 | (4) |
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123 | (2) |
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125 | (1) |
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126 | (1) |
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126 | (1) |
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127 | (9) |
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127 | (1) |
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128 | (2) |
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Devices on the Same Network |
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130 | (3) |
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Devices on a Remote Network |
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133 | (2) |
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135 | (1) |
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136 | (1) |
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136 | (1) |
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136 | (1) |
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136 | (1) |
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Check Your Understanding Questions |
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137 | (4) |
Chapter 4 Network Access |
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141 | (68) |
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141 | (1) |
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141 | (2) |
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143 | (1) |
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143 | (12) |
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Physical Layer Connection |
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143 | (3) |
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144 | (1) |
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145 | (1) |
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Purpose of the Physical Layer |
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146 | (4) |
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147 | (1) |
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148 | (1) |
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148 | (2) |
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Physical Layer Characteristics |
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150 | (5) |
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150 | (2) |
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152 | (1) |
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153 | (1) |
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154 | (1) |
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155 | (24) |
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155 | (8) |
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Characteristics of Copper Cabling |
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155 | (2) |
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157 | (1) |
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Unshielded Twisted-Pair Cable |
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158 | (1) |
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Shielded Twisted-Pair Cable |
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159 | (1) |
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160 | (1) |
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161 | (2) |
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163 | (5) |
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Properties of UTP Cabling |
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163 | (1) |
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164 | (1) |
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165 | (1) |
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166 | (1) |
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167 | (1) |
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168 | (8) |
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Properties of Fiber-Optic Cabling |
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168 | (2) |
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170 | (1) |
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171 | (1) |
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172 | (2) |
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174 | (1) |
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175 | (1) |
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176 | (3) |
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Properties of Wireless Media |
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176 | (1) |
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177 | (1) |
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177 | (2) |
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Data Link Layer Protocols |
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179 | (6) |
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Purpose of the Data Link Layer |
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179 | (6) |
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179 | (2) |
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181 | (1) |
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182 | (1) |
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Providing Access to Media |
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182 | (2) |
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Data Link Layer Standards |
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184 | (1) |
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185 | (18) |
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185 | (2) |
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Controlling Access to the Media |
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185 | (1) |
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Physical and Logical Topologies |
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186 | (1) |
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187 | (3) |
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Common Physical WAN Topologies |
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187 | (1) |
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Physical Point-to-Point Topology |
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188 | (1) |
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Logical Point-to-Point Topology |
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189 | (1) |
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190 | (6) |
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190 | (1) |
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191 | (2) |
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Media Access Control Methods |
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193 | (1) |
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Contention-Based Access - CSMA/CD |
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194 | (2) |
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Contention-Based Access - CSMA/CA |
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196 | (1) |
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196 | (8) |
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197 | (1) |
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198 | (1) |
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199 | (2) |
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201 | (2) |
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203 | (1) |
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204 | (1) |
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204 | (1) |
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204 | (1) |
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205 | (1) |
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Check Your Understanding Questions |
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205 | (4) |
Chapter 5 Ethernet |
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209 | (64) |
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209 | (1) |
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209 | (1) |
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210 | (1) |
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211 | (15) |
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211 | (5) |
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211 | (2) |
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213 | (1) |
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214 | (1) |
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215 | (1) |
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216 | (10) |
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MAC Address and Hexadecimal |
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216 | (3) |
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MAC Address: Ethernet Identity |
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219 | (1) |
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220 | (1) |
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MAC Address Representations |
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221 | (1) |
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222 | (1) |
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223 | (1) |
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224 | (2) |
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226 | (21) |
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226 | (14) |
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226 | (1) |
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227 | (2) |
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229 | (2) |
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MAC Address Tables on Connected Switches |
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231 | (5) |
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Sending a Frame to the Default Gateway |
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236 | (4) |
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Switch Forwarding Methods |
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240 | (4) |
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Frame Forwarding Methods on Cisco Switches |
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241 | (1) |
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242 | (1) |
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Memory Buffering on Switches |
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243 | (1) |
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244 | (3) |
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Duplex and Speed Settings |
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244 | (2) |
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246 | (1) |
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Address Resolution Protocol |
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247 | (19) |
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247 | (3) |
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Destination on Same Network |
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247 | (1) |
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Destination Remote Network |
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248 | (2) |
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250 | (14) |
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250 | (1) |
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251 | (1) |
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252 | (4) |
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256 | (3) |
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ARP Role in Remote Communication |
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259 | (4) |
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Removing Entries from an ARP Table |
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263 | (1) |
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263 | (1) |
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264 | (3) |
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264 | (1) |
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265 | (1) |
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266 | (1) |
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267 | (1) |
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267 | (1) |
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267 | (1) |
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267 | (1) |
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Check Your Understanding Questions |
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268 | (5) |
Chapter 6 Network Layer |
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273 | (52) |
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273 | (1) |
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273 | (1) |
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274 | (1) |
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275 | (12) |
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Network Layer in Communications |
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275 | (2) |
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275 | (1) |
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276 | (1) |
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Characteristics of the IP Protocol |
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277 | (4) |
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277 | (1) |
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277 | (1) |
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278 | (1) |
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IP - Best Effort Delivery |
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279 | (1) |
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280 | (1) |
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281 | (2) |
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281 | (2) |
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283 | (4) |
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283 | (1) |
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283 | (1) |
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284 | (2) |
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286 | (1) |
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287 | (9) |
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287 | (4) |
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288 | (1) |
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289 | (1) |
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Using the Default Gateway |
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289 | (1) |
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290 | (1) |
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291 | (5) |
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Router Packet Forwarding Decision |
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291 | (1) |
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IPv4 Router Routing Table |
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292 | (1) |
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Directly Connected Routing Table Entries |
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293 | (1) |
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Remote Network Routing Table Entries |
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294 | (1) |
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295 | (1) |
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296 | (12) |
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296 | (7) |
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296 | (1) |
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297 | (1) |
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297 | (2) |
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299 | (1) |
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300 | (1) |
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301 | (2) |
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303 | (5) |
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303 | (1) |
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304 | (2) |
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306 | (2) |
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308 | (11) |
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Configure Initial Settings |
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308 | (4) |
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Basic Switch Configuration Steps |
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308 | (2) |
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Basic Router Configuration Steps |
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310 | (2) |
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312 | (2) |
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Configure Router Interfaces |
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312 | (1) |
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Verify Interface Configuration |
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313 | (1) |
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Configure the Default Gateway |
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314 | (6) |
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Default Gateway for a Host |
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315 | (1) |
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Default Gateway for a Switch |
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316 | (3) |
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319 | (1) |
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320 | (1) |
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321 | (1) |
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321 | (1) |
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321 | (1) |
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Check Your Understanding Questions |
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321 | (4) |
Chapter 7 IP Addressing |
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325 | (78) |
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325 | (1) |
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325 | (2) |
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327 | (1) |
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327 | (30) |
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Binary and Decimal Conversion |
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327 | (11) |
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328 | (2) |
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330 | (1) |
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Binary to Decimal Conversion |
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331 | (3) |
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Decimal to Binary Conversion |
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334 | (2) |
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Decimal to Binary Conversion Examples |
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336 | (2) |
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338 | (7) |
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Network and Host Portions |
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338 | (1) |
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338 | (2) |
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340 | (1) |
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341 | (1) |
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Network, Host, and Broadcast Addresses |
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342 | (3) |
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IPv4 Unicast, Broadcast, and Multicast |
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345 | (5) |
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Static IPv4 Address Assignment to a Host |
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345 | (1) |
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Dynamic IPv4 Address Assignment to a Host |
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345 | (1) |
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346 | (1) |
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347 | (1) |
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348 | (1) |
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349 | (1) |
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350 | (7) |
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v4 | |
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350 | (2) |
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Special User IPv4 Addresses |
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352 | (1) |
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Legacy Glassful Addressing |
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353 | (2) |
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355 | (1) |
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Assignment of IP Addresses |
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356 | (1) |
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357 | (31) |
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357 | (3) |
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357 | (1) |
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IPv4 and IPv6 Coexistence |
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358 | (2) |
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360 | (4) |
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IPv6 Address Representation |
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360 | (2) |
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362 | (1) |
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Rule 2 - Omit All 0 Segments |
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362 | (2) |
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364 | (1) |
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364 | (1) |
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365 | (1) |
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365 | (20) |
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IPv6 Link-Local Unicast Addresses |
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367 | (2) |
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369 | (1) |
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Structure of an IPv6 Global Unicast Address |
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369 | (2) |
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Static Configuration of a Global Unicast Address |
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371 | (3) |
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Dynamic Configuration - SLAAC |
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374 | (2) |
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Dynamic Configuration - DHCPv6 |
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376 | (1) |
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EUI-64 Process and Randomly Generated |
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377 | (3) |
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Dynamic Link-Local Addresses |
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380 | (1) |
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Static Link-Local Addresses |
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381 | (1) |
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Verifying IPv6 Address Configuration |
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382 | (3) |
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385 | (3) |
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Assigned IPv6 Multicast Addresses |
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385 | (2) |
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Solicited-Node IPv6 Multicast Addresses |
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387 | (1) |
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Connectivity Verification |
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388 | (10) |
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388 | (4) |
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388 | (1) |
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ICMPv6 Router Solicitation and Router Advertisement Messages |
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389 | (3) |
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392 | (7) |
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Ping - Testing the Local Stack |
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392 | (2) |
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Ping - Testing Connectivity to the Local LAN |
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394 | (1) |
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Ping - Testing Connectivity to Remote |
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395 | (1) |
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Traceroute - Testing the Path |
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395 | (3) |
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398 | (1) |
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399 | (1) |
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399 | (1) |
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400 | (1) |
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400 | (1) |
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Check Your Understanding Questions |
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400 | (3) |
Chapter 8 Subnetting IP Networks |
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403 | (52) |
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403 | (1) |
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403 | (1) |
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404 | (1) |
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Subnetting an IPv4 Network |
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405 | (35) |
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405 | (3) |
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405 | (1) |
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Problems with Large Broadcast Domains |
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406 | (1) |
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407 | (1) |
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Subnetting an IPv4 Network |
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408 | (13) |
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408 | (1) |
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Subnetting on the Octet Boundary |
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409 | (1) |
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410 | (2) |
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Classless Subnetting Example |
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412 | (2) |
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414 | (2) |
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416 | (2) |
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418 | (3) |
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Subnetting a /16 and /8 Prefix |
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421 | (6) |
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Creating Subnets with a /16 prefix |
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421 | (2) |
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Creating 100 Subnets with a /16 Network |
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423 | (1) |
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424 | (1) |
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Creating 1000 Subnets with a /8 Network |
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425 | (2) |
|
Subnetting to Meet Requirements |
|
|
427 | (5) |
|
Subnetting Based on Host Requirements |
|
|
428 | (1) |
|
Subnetting Based on Network Requirements |
|
|
428 | (1) |
|
Network Requirement Example |
|
|
429 | (3) |
|
Benefits of Variable Length Subnet Masking |
|
|
432 | (8) |
|
Traditional Subnetting Wastes Addresses |
|
|
432 | (2) |
|
Variable Length Subnet Masks |
|
|
434 | (1) |
|
|
435 | (2) |
|
|
437 | (2) |
|
|
439 | (1) |
|
|
440 | (3) |
|
|
440 | (3) |
|
IPv4 Network Address Planning |
|
|
440 | (1) |
|
Planning to Address the Network |
|
|
441 | (1) |
|
Assigning Addresses to Devices |
|
|
442 | (1) |
|
Design Considerations for IPv6 |
|
|
443 | (6) |
|
Subnetting an IPv6 Network |
|
|
443 | (7) |
|
The IPv6 Global Unicast Address |
|
|
444 | (1) |
|
Subnetting Using the Subnet ID |
|
|
445 | (1) |
|
|
446 | (3) |
|
|
449 | (1) |
|
|
450 | (1) |
|
|
450 | (1) |
|
|
451 | (1) |
|
|
451 | (1) |
|
Check Your Understanding Questions |
|
|
451 | (4) |
Chapter 9 Transport Layer |
|
455 | (46) |
|
|
455 | (1) |
|
|
455 | (1) |
|
|
456 | (1) |
|
Transport Layer Protocols |
|
|
457 | (17) |
|
|
457 | (7) |
|
Role of the Transport Layer |
|
|
457 | (1) |
|
Transport Layer Responsibilities |
|
|
458 | (2) |
|
Conversation Multiplexing |
|
|
460 | (1) |
|
Transport Layer Reliability |
|
|
461 | (1) |
|
|
462 | (1) |
|
|
463 | (1) |
|
The Right Transport Layer Protocol for the Right Application |
|
|
463 | (1) |
|
|
464 | (10) |
|
|
465 | (1) |
|
|
466 | (2) |
|
|
468 | (1) |
|
|
468 | (1) |
|
Multiple Separate Conversations |
|
|
469 | (1) |
|
|
470 | (1) |
|
|
471 | (1) |
|
|
472 | (1) |
|
|
473 | (1) |
|
|
474 | (20) |
|
TCP Communication Process |
|
|
474 | (8) |
|
|
474 | (3) |
|
TCP Connection Establishment |
|
|
477 | (1) |
|
|
478 | (3) |
|
TCP Three-way Handshake Analysis |
|
|
481 | (1) |
|
Reliability and Flow Control |
|
|
482 | (6) |
|
TCP Reliability - Ordered Delivery |
|
|
482 | (3) |
|
TCP Flow Control - Window Size and Acknowledgements |
|
|
485 | (2) |
|
TCP Flow Control - Congestion Avoidance |
|
|
487 | (1) |
|
|
488 | (3) |
|
UDP Low Overhead versus Reliability |
|
|
488 | (1) |
|
|
489 | (1) |
|
UDP Server Processes and Requests |
|
|
490 | (1) |
|
|
490 | (1) |
|
|
491 | (4) |
|
Applications that Use TCP |
|
|
491 | (1) |
|
Applications that Use UDP |
|
|
492 | (2) |
|
|
494 | (1) |
|
|
495 | (1) |
|
|
496 | (1) |
|
|
496 | (1) |
|
|
496 | (1) |
|
Check Your Understanding Questions |
|
|
496 | (5) |
Chapter 10 Application Layer |
|
501 | (32) |
|
|
501 | (1) |
|
|
501 | (1) |
|
|
502 | (1) |
|
Application Layer Protocols |
|
|
502 | (8) |
|
Application, Presentation, and Session |
|
|
502 | (4) |
|
|
502 | (1) |
|
Presentation and Session Layer |
|
|
503 | (1) |
|
TCP/IP Application Layer Protocols |
|
|
504 | (2) |
|
How Application Protocols Interact with End-User Applications |
|
|
506 | (4) |
|
|
506 | (1) |
|
|
507 | (1) |
|
Peer-to-Peer Applications |
|
|
507 | (1) |
|
|
508 | (2) |
|
Well-Known Application Layer Protocols and Services |
|
|
510 | (19) |
|
|
510 | (6) |
|
Hypertext Transfer Protocol and Hypertext Markup Language |
|
|
510 | (2) |
|
|
512 | (1) |
|
|
513 | (1) |
|
|
514 | (1) |
|
|
514 | (1) |
|
|
515 | (1) |
|
|
516 | (9) |
|
|
516 | (3) |
|
|
519 | (1) |
|
|
520 | (1) |
|
|
521 | (1) |
|
Dynamic Host Configuration Protocol |
|
|
522 | (2) |
|
|
524 | (1) |
|
|
525 | (5) |
|
|
525 | (2) |
|
|
527 | (2) |
|
|
529 | (1) |
|
|
530 | (1) |
|
|
530 | (1) |
|
|
530 | (1) |
|
|
531 | (1) |
|
Check Your Understanding Questions |
|
|
531 | (2) |
Chapter 11 Build a Small Network |
|
533 | (80) |
|
|
533 | (1) |
|
|
533 | (1) |
|
|
534 | (1) |
|
|
534 | (13) |
|
Devices in a Small Network |
|
|
534 | (5) |
|
|
534 | (1) |
|
Device Selection for a Small Network |
|
|
535 | (1) |
|
IP Addressing for a Small Network |
|
|
536 | (1) |
|
Redundancy in a Small Network |
|
|
537 | (2) |
|
|
539 | (1) |
|
Small Network Applications and Protocols |
|
|
539 | (5) |
|
|
539 | (2) |
|
|
541 | (1) |
|
Voice and Video Applications |
|
|
542 | (2) |
|
|
544 | (3) |
|
|
544 | (1) |
|
|
544 | (1) |
|
Employee Network Utilization |
|
|
545 | (2) |
|
|
547 | (25) |
|
Security Threats and Vulnerabilities |
|
|
547 | (3) |
|
|
547 | (1) |
|
|
548 | (1) |
|
|
548 | (2) |
|
|
550 | (6) |
|
|
550 | (1) |
|
|
551 | (1) |
|
|
552 | (2) |
|
Denial of Service Attacks |
|
|
554 | (2) |
|
Network Attack Mitigation |
|
|
556 | (3) |
|
Backup, Upgrade, Update, and Patch |
|
|
556 | (1) |
|
Authentication, Authorization, and Accounting |
|
|
557 | (1) |
|
|
558 | (1) |
|
|
559 | (1) |
|
|
559 | (5) |
|
|
559 | (1) |
|
|
560 | (1) |
|
|
561 | (2) |
|
|
563 | (1) |
|
Backup and Restore Configuration Files |
|
|
564 | (8) |
|
|
564 | (3) |
|
|
567 | (1) |
|
Backing Up and Restoring Using Text Files |
|
|
568 | (1) |
|
Backing up and Restoring TFTP |
|
|
569 | (1) |
|
Using USB Ports on a Cisco Router |
|
|
570 | (1) |
|
Backing Up and Restoring Using a USB |
|
|
570 | (2) |
|
Network Testing and Verification |
|
|
572 | (22) |
|
|
572 | (5) |
|
Interpreting Ping Results |
|
|
573 | (1) |
|
|
574 | (1) |
|
|
575 | (2) |
|
The traceroute and tracert Command |
|
|
577 | (4) |
|
Interpreting Trace Messages |
|
|
578 | (1) |
|
|
579 | (2) |
|
|
581 | (4) |
|
Common show Commands Revisited |
|
|
581 | (4) |
|
|
585 | (7) |
|
|
585 | (2) |
|
|
587 | (1) |
|
The show cdp neighbors Command |
|
|
588 | (3) |
|
The show ip interface brief Command |
|
|
591 | (1) |
|
|
592 | (2) |
|
|
592 | (2) |
|
The terminal monitor Command |
|
|
594 | (1) |
|
|
594 | (12) |
|
Troubleshooting Methodologies |
|
|
594 | (4) |
|
Basic Troubleshooting Approaches |
|
|
595 | (1) |
|
|
596 | (1) |
|
Verify and Monitor Solution |
|
|
596 | (2) |
|
Troubleshoot Cables and Interfaces |
|
|
598 | (2) |
|
|
598 | (1) |
|
|
599 | (1) |
|
Troubleshooting Scenarios |
|
|
600 | (8) |
|
IP Addressing Issues on IOS Devices |
|
|
600 | (1) |
|
IP Addressing Issues on End Devices |
|
|
601 | (1) |
|
|
602 | (2) |
|
Troubleshooting DNS Issues |
|
|
604 | (2) |
|
|
606 | (2) |
|
|
608 | (1) |
|
|
608 | (1) |
|
|
608 | (1) |
|
|
608 | (1) |
|
Check Your Understanding Questions |
|
|
609 | (4) |
Appendix A |
|
613 | (14) |
Glossary |
|
627 | (18) |
Index |
|
645 | |