cwna certified wireless network administrator official study guide phần 2 docx

... C Point D 100 mW -3 dB -3 dB -3 dB + 12 dBi = 100 mW 2 2 2 (x2 x2 x2 x2) = 100 mW 2 2 2 x16 = 50 mW 2 2 x16 = 25 mW 2 x16 = 12. 5 mW x16 = 20 0 mW Accurate Measurements Although ... FCC IEEE IEEE 8 02. 11 IEEE 8 02. 11a IEEE 8 02. 11b IEEE 8 02. 11g last mile SOHO WISP CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. Chapter 2 – RF Fund...

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... allowing the administrator to control traffic across the wireless link. CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. 83 Chapter 4 – Wireless LAN Infrastructure Devices In 1 926 , the ... throughput B. System 2 will have more throughput C. System 1 and System 2 will have the same throughput CWNA Study Guide © Copyright 20 02 Planet3 Wireless,...

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... additional access points. CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. Antennas and Accessories CWNA Exam Objectives ... Converter CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. Chapter 4 – Wireless LAN Infrastructure Devices 1 02 20 . D. A USB adapter connects a com...

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... Navigation Nav, Astronomy Nav. Nav. 10 MHz 100 MHz 1 GHz 10 GHz 900 MHz 910 920 930 FCC: ISM 9 02- 928 MHz 2. 4000 -2. 5000 GHz 2. 4000 -2. 4835 GHz 5. 725 -5.875 GHz FCC: FCC: ISM 2. 400 GHz 2. 425 2. 450 2. 475 2. 500 IEEE: ISM 5. 725 GHz 5.775 5. 825 5.875 5.000 GHz 5 .25 0 5.500 5.750 6.000 5. 725 ... specified that wireless LANs may use. They are the 900 MHz, 2. 4 GHz, and...

Ngày tải lên: 14/08/2014, 14:20

... physical space. CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. Troubleshooting Wireless LAN Installations CWNA Exam Objectives ... size that will trigger CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. MAC...

Ngày tải lên: 14/08/2014, 14:20

... of the far node CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. 25 7 Chapter 9 –Troubleshooting Wireless LAN Installations 20 . C. The lower 5 GHz UNII band and the 2. 4 GHz ISM band ... filtering works in a wireless LAN. CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. Chapter 10 – Wireless LAN Security 27 0 FIGURE 10.5 Protocol Filtering...

Ngày tải lên: 14/08/2014, 14:20

... encryption? B. 40-bit D. 128 -bit CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. Chapter 10 – Wireless LAN Security 27 8 the access points and the wired upstream network. As its name ... the authentication server CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. 29 3 Chapter 10 – Wireless LAN Security Answers to Review Questions 1. E. The...

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... 8 02 Reference Model and provides similar functions of a traditional data link control protocol. CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. CWNA Study Guide © Copyright 20 02 ...  Outdoor antenna placement  Spot checks CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc...

Ngày tải lên: 14/08/2014, 14:20

... Advanced Security Solutions 28 2 Public Wireless Networks 28 2 Limited and Tracked Access 28 2 CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. xxvi Introduction Wireless LAN Industry and ... Amplitude 22 5 Corruption 22 5 Nulling 22 6 Increased Signal Amplitude 22 7 Troubleshooting Multipath 22 8 Solutions for Multipath 22 9 Hidden Node 23 0 Troubl...

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... FIGURE 7.3 Association 2. 405 2. 4 52 2.487 Client Association Request Association Response CWNA Study Guide © Copyright 20 02 Planet3 Wireless, Inc. Chapter 7 – 8 02. 11 Network Architecture 170 ... 20 . Which one of the following was the FIRST IEEE standard describing the operation of wireless LANs? A. 8 02. 11 B. 8 02. 11a C. 8 02. 11b D. 8 02. 11g CWNA...

Ngày tải lên: 14/08/2014, 14:21