certified wireless network administrator official study guide exam pw0105

... design model is where users attach to the network Wireless network devices are most generally installed in this capacity There are times when wireless networks may be used in a distribution role, ... wired backbone Wireless networks are meant for mobile access rather than server room connectivity 3 A, B, D Cabling a facility is a time-consuming and expensive task Wireless networks can quickly ... Review Questions 1 A The most alluring feature of a wireless network is the freedom to move about while remaining connected to the network Wired networks cannot offer this feature 2 D Generally

Ngày tải lên: 14/08/2014, 14:20

... one wireless network to another Instead of manually having to reconfigure all of the wireless client’s settings each time you change networks, you may configure profiles for each wireless network ... Figure 4.16 shows an example of a wireless residential gateway, while Figure 4.17 illustrates where a wireless residential gateway is used on a wireless LAN FIGURE 4.16 A sample wireless residential ... shows an example of an enterprise wireless gateway, while Figure 4.19 illustrates where it is used on a wireless LAN FIGURE 4.18 A sample enterprise wireless gateway FIGURE 4.19 An enterprise wireless

Ngày tải lên: 14/08/2014, 14:20

... wireless LAN to be CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc  153 Chapter 6 – Wireless LAN Organizations... the counter-interference (interference CWNA Study Guide ... CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. [...]... bands is in the 5 GHz range and is 100 MHz wide Figure 6.1 illustrates the ISM and UNII bands available CWNA Study Guide ... the administrator to move the power meter from one connection point to another throughout the wireless LAN while making output power measurements. CWNA Study Guide © Copyright 2002 Planet3 Wireless,

Ngày tải lên: 14/08/2014, 14:20

... network performance Wireless LAN Frames vs Ethernet Frames Once a wireless client has joined a network, the client and the rest of the network will communicate by passing frames across the network, ... one type of wireless frame With 802.3 Ethernet frames, once chosen by the network administrator, the same frame type is used to send all data across the wire just as with wireless Wireless frames ... and solve problems that are common to wireless LANs How Wireless LANs Communicate In order to understand how to configure and manage a wireless LAN, the administrator must understand communication

Ngày tải lên: 14/08/2014, 14:20

... understanding of channel use with wireless LANs is imperative for any good wireless LAN administrator As a wireless LAN consultant, you will undoubtedly Trang 8find many wireless networks that have many ... overhead on the network 17 B The near/far problem is one that is addressed by the access protocols used by wireless networks This problem is seen in both cellular and wireless LAN networks When ... want to be responsible for as a wireless LAN administrator is a network that does not allow the users to do their jobs or achieve the connections that they require An administrator's second option

Ngày tải lên: 14/08/2014, 14:20

... will ensure that the wireless network remains as safely guarded as the wired network Keep Sensitive Information Private Some items that should be known only by network administrators at the ... detect your network, then your network is not susceptible to this kind of attack It may be tempting for network administrators to always use the maximum power output settings on all wireless LAN ... point and the wireless network clients C Between the switch and the router on the wireless network segment D In place of a regular access point on the wireless LAN segment 17 Networks using the 802.1x

Ngày tải lên: 14/08/2014, 14:20

... weather causes disruption to wireless LANs However, you must be aware of, prepare and compensate for, these types of weather before the implementation of the wireless network Lifts and ladders could ... is very important if the user is to make productive use of the wireless LAN From the answers provided by the network manager or administrator, you will know to look for locations within the facility ... if any of the neighboring high-rises have wireless LANs FIGURE 11.17 Multi-tenant Office Buildings Proposed Wireless LAN for Client ABC Corp. 802.11b Wireless LAN Coverage Area Are there any

Ngày tải lên: 14/08/2014, 14:20

... popular networking certification programs leave off: wireless LANs Your study of wireless networking will help you bring together two fascinating worlds of technology, because wireless networks ... This Official CWNA Study Guide is intended first to help prepare you to install, manage, and support wireless networks, and second to prepare you to take and pass the CWNA certification exam ... than the PLANET3 WIRELESS, INC client that is the original subscriber to this Study Guide is permitted only with the written and express consent of PLANET3 WIRELESS, INC This Study Guide shall be

Ngày tải lên: 14/08/2014, 14:20

... with an external VPN server VPN Server or Wireless Gateway L2 Connection L3 VPN Connection on the same wireless network The range of the wireless network will likely extend beyond the physical ... authentication It is important for the wireless network administrator to understand that neither Open System nor Shared Key authentication types are secure, and for this reason a wireless LAN security solution, ... a stronger, more flexible alternative is clear with wireless networks since more varied implementations abound with wireless than with wired networks Typically, user authentication is accomplished

Ngày tải lên: 14/08/2014, 14:21

... a 68-pin connector Figure 3.1 shows an example of a PCMCIA card that allows a computer to connect to a wireless network f i g u r e 3 1 Netgear WN511T Wireless PCMCIA adapter The only difference ... available wireless networks in the area or mode for connecting Create a profile by selecting or typing in the desired wireless work The following image shows the Linksys Setup Wizard’s Wireless ... now 64-bit bus Wireless networks are no stranger to PCI Even though wireless is often thought of as portable or mobile, in many cases stationary desktop comput-ers can utilize wireless LAN connectivity

Ngày tải lên: 10/08/2014, 12:21

... starting a wireless site survey Existing wireless networks One of the questions that must be asked during the interview process is to determine the scope of any existing wireless networks If a wireless ... unified wireless infrastructure Wireless control system enables easy location of RF equipment throughout the hospital N enhancing network reliabilityImproved management efficiency of the wireless network, ... Existing wired networks In addition to knowing of any existing wireless networks, it is also important to know about the wired network infrastructure Any existing documentation on the wired network

Ngày tải lên: 10/08/2014, 12:21

... Trang 1Student Study GuideEXAM 98-364 Database Administration Fundamentals Trang 2MICROSOFT TECHNOLOGY ASSOCIATE (MTA)STUDENT STUDY GUIDE FOR DEVELOPERS STUDENT STU UDY GUIDE FOR DEVELOPERS ... Student Study Guide serves as a study tool to help students prepare for their MTA certifi cation exam Students are challenged with real-life situations for each of the major topics covered in the exam ... the study guide exercises does not guarantee that you will pass your MTA exam, it is an excellent way to gauge your readiness to take the exam and build confi dence that you know your stuff on exam

Ngày tải lên: 30/03/2014, 22:20

... the Network and Sharing Center 386Troubleshooting Wireless Networking 387Wireless Networking Signal Issues 388Wireless Networking Application Log 388Troubleshooting Network Security and Network ... 352Configuring Wireless Networking 355Understanding Your Wireless Network 355Configuring Wireless Network Security 356Summary 358 Answers to Review Questions 365 Chapter 7 Troubleshooting and Repairing Networking ... 2:53 PM Trang 27xxiv IntroductionThe topics covered in this Study Guide map directly to Microsoft’s official exam objectives Each exam objective is covered completely. Assessment Test Directly

Ngày tải lên: 10/08/2014, 13:20

... cover the administrator and standard accounts Understanding Administrator Accounts An administrator account rules the computer It has access to all the settings that can affect other users Administrators ... the built-in administrator account is the only administrator account active, it will be left as active Other user accounts can be assigned to the Administrators user group and have administrator ... Permissions of Administrator Accounts An administrator account can perform certain tasks that a standard user does not have the rights to perform The following list has some examples of actions an administrator

Ngày tải lên: 10/08/2014, 13:20

... in Figure 3.34 The network will be scanned for acces-sible network printers, as shown in Figure 3.35, on the local wired network, local wireless network, Bluetooth personal network, and printers ... costing thousands were the only printers privy to a network connection and could connect to a network only with the assistance of a trained work administrator The technology has again been pushed ... technologies you can use to connect a printer to a network; an Ethernet wired connec-tion, a Wi-Fi wireless connection, and a Bluetooth personal wireless connection When using Ethernet or Wi-Fi,

Ngày tải lên: 10/08/2014, 13:20

... a private network, it’s possible that Windows Vista has identified your net- work as a public network. Media sharing is disabled on a public network. You can manually change the network settings ... manually change the network settings to correctly identify the network by clicking Networking in the Media Sharing dialog box to open the Network and Sharing Center. Once media sharing is enabled, ... you have multiple com- puters on a private network, you can share the media library on your computer with other com- puters. You can even share with a networked digital music player, such as an

Ngày tải lên: 10/08/2014, 13:20

... enable media sharing in Windows Media Player as well as in the Network and Sharing Center 7. B, C, D In order to share media over the network, you must enable Media Sharing in the work and Sharing ... folder and the Public share’s Pictures folder Trang 65 Configuring Windows Vista Security MICROSOFT EXAM OBJECTIVES COVERED IN THIS CHAPTER:  Configure Windows Security Center  Configure Windows ... antivirus software can be a huge risk to not only the local system, but to other systems on the network as well These options are available by selecting Show Me My Available Options under Virus

Ngày tải lên: 10/08/2014, 13:20

... this policy and the local administrator account if there are other accounts with administrator rights on the machine If the local administrator account is the only administrator account, then ... network protocols  Configure and troubleshoot network services at the client  Configure and troubleshoot Windows Vista by using the Network and Sharing Center  Configure and troubleshoot wireless ... becom-ing a small network Solutions previously reserved for use in business networks, such as DHCP, DNS, and TCP/IP, have quickly found themselves in wide use in home networks Wireless tech-nology

Ngày tải lên: 10/08/2014, 13:20

... 4Configuring Wireless Networking 357F I G U R E 6 1 9 The Manage Wireless Networks applet F I G U R E 6 2 0 The WEP options for wireless network security Trang 5358 Chapter 6  Configuring Networking ... Understanding Your Wireless Network Table 8.2 outlines the various frequencies and bandwidths of the 802.11 standards To utilize wireless networking in a permanent setting where a wireless network needs ... the SSID to connect to the wireless network Security type When wireless networks are set up, the administrator needs to decide whether to use security With an unsecured network, any person in range

Ngày tải lên: 10/08/2014, 13:20

... 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 ... layer 2 wireless connectivity only. Figure 4.6 shows an example of a wireless bridge, while Figure 4.7 illustrates where a wireless bridge is used on a wireless LAN. FIGURE 4.6 A sample wireless ... 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 Bridge Server W ir e d ...

Ngày tải lên: 14/08/2014, 14:20