Acknowledgments |
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xiii | |
Chapter 1 Introduction |
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1 | (6) |
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1.1 IEEE Standardization Process |
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2 | (1) |
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3 | (2) |
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5 | (1) |
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5 | (2) |
Chapter 2 Wi-Fi 1 to 5 Overview |
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7 | (44) |
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8 | (26) |
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2.1.1 Network Architecture |
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8 | (2) |
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2.1.2 MAC Frame Format and Types |
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10 | (2) |
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2.1.3 Medium Access Rules |
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12 | (6) |
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2.1.4 AP Discovery Process |
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18 | (1) |
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2.1.5 Connection Establishment and Termination |
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19 | (1) |
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2.1.6 Off-Channel Scanning |
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20 | (1) |
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21 | (2) |
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2.1.8 Fragmentation and Aggregation |
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23 | (3) |
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2.1.9 STA Power Save Methods |
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26 | (6) |
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32 | (1) |
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32 | (2) |
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2.1.12 AP Channel Switching |
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34 | (1) |
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34 | (15) |
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2.2.1 Wi-Fi Generation 1 (802.11b) |
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35 | (2) |
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2.2.2 Wi-Fi Generation 2 (802.11a) |
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37 | (2) |
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2.2.3 Wi-Fi Generation 3 (802.11g) |
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39 | (1) |
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2.2.4 Wi-Fi Generation 4 (802.11n) |
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39 | (5) |
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2.2.5 Wi-Fi Generation 5 (802.11ac) |
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44 | (5) |
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49 | (2) |
Chapter 3 Wi-Fi 6 |
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51 | (52) |
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52 | (2) |
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53 | (1) |
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54 | (1) |
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3.2 Single User Operation |
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54 | (6) |
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3.2.1 Coding and Modulation |
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54 | (1) |
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3.2.2 Dual Carrier Modulation |
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55 | (1) |
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3.2.3 HE TxBf and Channel Sounding |
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55 | (2) |
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57 | (1) |
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58 | (1) |
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58 | (1) |
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59 | (1) |
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3.2.8 Duration-based RTS-CTS |
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59 | (1) |
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60 | (15) |
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3.3.1 OFDMA Resource Unit Allocation |
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60 | (1) |
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3.3.2 Downlink MU Operation |
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61 | (2) |
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3.3.3 Uplink MU Operation |
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63 | (5) |
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3.3.4 Trigger Frame Types |
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68 | (3) |
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3.3.5 Buffer Status Report |
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71 | (3) |
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74 | (1) |
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75 | (4) |
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3.4.1 TWT Agreement Setup |
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76 | (1) |
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3.4.2 Types of TWT Agreements |
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77 | (1) |
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78 | (1) |
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79 | (2) |
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3.5.1 BSS Color Collision |
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80 | (1) |
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3.5.2 BSS Color Change Announcement |
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81 | (1) |
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81 | (5) |
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81 | (3) |
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84 | (1) |
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3.6.3 Practical Challenges in SR |
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85 | (1) |
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3.7 Enhanced Multi-BSSID Advertisement |
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86 | (2) |
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3.7.1 Profile Periodicity |
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88 | (1) |
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88 | (1) |
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3.9 Operating Mode Indication |
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89 | (1) |
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3.10 HE Capability Advertisement |
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90 | (1) |
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3.11 When to do SU, MU-MIMO and MU-OFDMA |
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90 | (11) |
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93 | (8) |
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101 | (2) |
Chapter 4 Wi-Fi Security |
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103 | (24) |
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4.1 Wired Equivalent Privacy |
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104 | (2) |
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104 | (1) |
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104 | (1) |
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4.1.3 WEP Vulnerabilities |
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105 | (1) |
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4.2 Wi-Fi Protected Access |
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106 | (4) |
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106 | (2) |
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108 | (1) |
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109 | (1) |
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4.2.4 Message Integrity Check |
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109 | (1) |
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110 | (4) |
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4.3.1 WPA2 Authentication |
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110 | (1) |
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110 | (1) |
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4.3.3 Message Integrity Check |
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111 | (1) |
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111 | (1) |
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4.3.5 Opportunistic Key Caching |
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112 | (1) |
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4.3.6 Fast BSS Transition |
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112 | (1) |
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4.3.7 Protected Management Frames |
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112 | (1) |
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4.3.8 Wi-Fi Protected Setup |
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113 | (1) |
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4.4 Key Reinstallation Attack |
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114 | (1) |
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114 | (5) |
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4.5.1 WPA3 Authentication |
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115 | (2) |
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117 | (1) |
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4.5.3 WPA3 Transition Mode |
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117 | (1) |
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4.5.4 Device Provisioning Protocol |
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117 | (1) |
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4.5.5 Opportunistic Wireless Encryption |
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118 | (1) |
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4.6 Multichannel Man-in-the-Middle |
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119 | (2) |
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4.6.1 Operation Channel Validation |
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120 | (1) |
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121 | (1) |
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4.7 Fragmentation and Aggregation Attacks |
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121 | (1) |
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122 | (1) |
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123 | (1) |
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124 | (3) |
Chapter 5 Wi-Fi Implementation |
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127 | (30) |
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127 | (11) |
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129 | (7) |
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136 | (1) |
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137 | (1) |
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138 | (8) |
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138 | (2) |
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140 | (1) |
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141 | (1) |
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5.2.4 Packet Processing Speed |
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142 | (1) |
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143 | (1) |
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5.2.6 STA Roaming Algorithm |
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144 | (1) |
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5.2.7 STA Power Save Algorithm |
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145 | (1) |
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5.2.8 Capability Advertisements |
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145 | (1) |
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5.3 Regulatory Requirements |
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146 | (6) |
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5.3.1 Allowed Channel Frequencies |
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146 | (1) |
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5.3.2 In-Band Power and Out-of-Band Emission Limits |
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147 | (3) |
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5.3.3 Dynamic Frequency Selection |
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150 | (2) |
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152 | (3) |
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155 | (2) |
Chapter 6 Wi-Fi 6E |
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157 | (18) |
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158 | (1) |
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158 | (3) |
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6.2.1 Minimizing Probe Traffic |
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159 | (1) |
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6.2.2 Out-of-Band Discovery of a 6-GHz AP |
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160 | (1) |
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6.2.3 Fast Passive Scanning of a 6-GHz Only AP |
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161 | (1) |
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161 | (1) |
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6.4 Security Modes in 6 GHz |
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162 | (1) |
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6.5 Beacon Advertisement and PHY Rates in 6 GHz |
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162 | (1) |
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163 | (1) |
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6.7 Fast Initial Link Setup |
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164 | (3) |
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6.7.1 FILS and Fast BSS Transition |
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166 | (1) |
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6.8 6-GHz Regulatory Requirements |
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167 | (3) |
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167 | (3) |
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170 | (1) |
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6.9 Wi-Fi 6E Certification |
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170 | (1) |
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6.10 Wi-Fi 6E Implementation Challenges |
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170 | (1) |
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6.11 160-MHz Multiple AP Deployment in 6 GHz |
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171 | (2) |
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173 | (2) |
Chapter 7 Wi-Fi Deployment |
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175 | (20) |
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7.1 Residential Wi-Fi Deployment |
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175 | (3) |
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176 | (1) |
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177 | (1) |
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7.1.3 Channel Bandwidth Selection |
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177 | (1) |
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7.2 Enterprise Indoor Wi-Fi Deployment |
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178 | (13) |
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7.2.1 Power over Ethernet |
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178 | (1) |
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7.2.2 Choosing AP Specification |
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179 | (1) |
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7.2.3 Channel Bandwidth Selection |
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180 | (3) |
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7.2.4 Estimating the Number of APs |
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183 | (6) |
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7.2.5 Mitigating Inter-AP Interference |
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189 | (1) |
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7.2.6 Upgrading Existing Deployment |
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190 | (1) |
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7.2.7 Reducing Overhead in High-Density Deployments |
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191 | (1) |
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7.3 Outdoor Wi-Fi Deployment |
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191 | (1) |
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7.4 Post Deployment Site Survey |
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192 | (1) |
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193 | (2) |
Chapter 8 5G Overview and Wi-Fi Comparison |
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195 | (14) |
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8.1 Evolution of Cellular Technologies (1G-4G) |
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197 | (2) |
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8.1.1 First Generation Cellular Technologies |
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197 | (1) |
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8.1.2 Second Generation Cellular Technologies |
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197 | (1) |
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8.1.3 Third Generation Cellular Technologies |
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198 | (1) |
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8.1.4 Fourth Generation Cellular Technologies |
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199 | (1) |
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8.2 Fifth Generation Cellular Technology |
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199 | (4) |
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8.3 Comparison with Wi-Fi |
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203 | (3) |
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203 | (1) |
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204 | (1) |
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204 | (1) |
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8.3.4 Total Cost of Ownership |
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204 | (1) |
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205 | (1) |
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206 | (1) |
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207 | (2) |
Chapter 9 Conclusion |
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209 | (2) |
List of Acronyms and Abbreviations |
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211 | (10) |
About the Authors |
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221 | (2) |
Index |
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223 | |