cwna certified wireless network administrator official study guide phần 8 doc

... channel use with wireless LANs is imperative for any good wireless LAN administrator. As a wireless LAN consultant, you will undoubtedly CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. ... traversing the wireless segment. Wireless LAN sniffers or custom applications are typically used to gather information about the wireless network from a distance with a CWNA Study Guide © Copyright ... filtering works in a wireless LAN. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 10 – Wireless LAN Security 270 FIGURE 10.5 Protocol Filtering AccessPoint Wireless WorkgroupBridgeRouterInternetHTTP,...

cwna certified wireless network administrator official study guide phần 2 docx

... layer distribution layer FCC IEEE IEEE 80 2.11 IEEE 80 2.11a IEEE 80 2.11b IEEE 80 2.11g last mile SOHO WISP CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 2 – RF Fundamentals ... For example, 80 2.11, 80 2.11b, 80 2.11g, and 80 2.11a are all specifications of wireless LANs systems whereas 80 2.11f addresses inter-access point protocol and 80 2.11i addresses wireless LAN security. ... following is the IEEE family of standards for wireless LANs? A. 80 2.3 B. 80 3.5 C. 80 2.11 D. 80 2.1x 8. As a consultant, you have taken a job creating a wireless LAN for an office complex that...

cwna certified wireless network administrator official study guide phần 3 doc

... filtering capabilities allowing the administrator to control traffic across the wireless link. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. 83 Chapter 4 – Wireless LAN Infrastructure ... bridge CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 4 – Wireless LAN Infrastructure Devices 80 FIGURE 4.7 A point-to-point wireless bridge link Wireless BridgeServerWired ... information is received completely. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. 81 Chapter 4 – Wireless LAN Infrastructure Devices FIGURE 4 .8 A root bridge communicating with non-root...

cwna certified wireless network administrator official study guide phần 5 doc

... specified that wireless LANs may use. They are the 900 MHz, 2.4 GHz, and 5 .8 GHz bands. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. CWNA Study Guide © Copyright 2002 Planet3 Wireless, ... main IEEE standards for wireless LANs that are either in use or in draft form:  80 2.11  80 2.11b  80 2.11a  80 2.11g CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter ... 930FCC:ISM902-928MHz2.4000-2.5000 GHz2.4000-2. 483 5 GHz5.725-5 .87 5 GHzFCC:FCC:ISM2.400GHz2.4252.4502.475 2.500IEEE:ISM5.725GHz5.7755 .82 55 .87 55.000GHz5.2505.5005.7506.0005.725 -5 .82 5...

cwna certified wireless network administrator official study guide phần 4 pot

... additional access points. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Antennas and Accessories CWNA Exam Objectives ... Converter CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 4 – Wireless LAN Infrastructure Devices 102 20. D. A USB adapter connects a computer’s USB port to a wireless network ... 30- 78 Ranges from 14-64 Parabolic Dish Ranges from 4-25 Ranges from 4-21 CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. 101 Chapter 4 – Wireless LAN Infrastructure Devices 10. C. Wireless...

cwna certified wireless network administrator official study guide phần 7 ppsx

... physical space. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Troubleshooting Wireless LAN Installations CWNA Exam Objectives ... size that will trigger CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. MAC and Physical Layers CWNA Exam Objectives ... congested wireless network remains somewhat constant at around 50 - 55% throughput. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 8 – MAC and Physical Layers 2 08 Short...

cwna certified wireless network administrator official study guide phần 9 pps

... encryption? B. 40-bit D. 1 28- bit CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 10 – Wireless LAN Security 2 78 the access points and the wired upstream network. As its name ... security measures are not in place. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. 289 Chapter 10 – Wireless LAN Security 5. Which piece of information on a wireless LAN is encrypted with ... still be able to gain access to the network. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 11 – Site Survey Fundamentals 314 FIGURE 11 .8 Wireless Sniffer screenshot ...

cwna certified wireless network administrator official study guide phần 10 pptx

... of the IEEE 80 2 Reference Model and provides similar functions of a traditional data link control protocol. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. CWNA Study Guide © Copyright ... detect a collision. After CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. 355 Glossary independent basic service set (IBSS) - An IEEE 80 2.11-based wireless network that has no backbone ... (GSM). CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. 361 Glossary Wireless LAN Association (WLANA) - Founded March 1996, this organization's charter is the promotion of wireless...

cwna Certified Wireless Network Administrator Official Study Guide phần 1 pptx

... Management 78 Wireless Bridges 79 Wireless Bridge Modes 80 Root Mode 80 Non-root Mode 81 CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Introduction xvii LANs are a field of study ... and Management 85 Wireless LAN Client Devices 86 PCMCIA & Compact Flash Cards 86 Wireless Ethernet & Serial Converters 87 USB Adapters 88 PCI & ISA Adapters 88 Configuration ... Sets 181 Basic Service Set (BSS) 181 Extended Service Set (ESS) 182 Independent Basic Service Set (IBSS) 182 Roaming 183 Standards 184 Connectivity 185 Reassociation 185 VPN Use 186 Layer...

cwna certified wireless network administrator official study guide phần 6 pptx

... operation of wireless LANs? A. 80 2.11 B. 80 2.11a C. 80 2.11b D. 80 2.11g CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 7 – 80 2.11 Network Architecture 180 FIGURE 7.7 ... with wireless networks. Just as with WEP keys, certificates (which are authentication documents) are placed on CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 7 – 80 2.11 Network ... cells, constantly maintaining their network connection. CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 7 – 80 2.11 Network Architecture 1 98 16. What is a basic service set?...

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