Có 160+ tài liệu thuộc chủ đề "luyện thi CCNA"
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SSH into it if it has an IP address.. Which of the following methods can be used to obtain the IP address of the AP?. IP Setup Utility. You can apply a separate SSID to different radios. What is required if you are converting from standalone to lightweight mode? (Choose all that apply.). If you are using the Autonomous to...
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Open the Upgrade tool.. In the IP File field, select the. In the Upgrade Options field, choose any options that apply. These pertain to how to handle the upgrade. Should the AP be converted to DHCP after the upgrade? Should they keep their existing hostname after the upgrade? Select the check box to indicate your choice based on your preferences...
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On top of the basic transport layer, the controller sup- ports Cisco Secure Guest Access and Voice-over-WLAN advanced mobility services. As part of the Smart Business Communications System, this controller is managed by the Cisco Configuration Assistant, easing deployment and decreasing the cost of ongoing maintenance. The Cisco 526 Wireless Express controller supports the following features:. Comparing the Cisco Mobility...
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Define the following key terms from this chapter, and check your answers in the Glossary:. Review the most important topics from this chapter, noted with the Key Topics icon in the outer margin of the page. “Overview of the Small Business Communication System”. Bullet points detailing the components of the solution. ch15.qxp PM Page 292. ch15.qxp PM Page 293. Using...
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Figure 16-5 Network Configuration on the Mac OSX. This opens the network configuration page, as shown in Figure 16-5. From here you can select AirPort.. You can access any already discovered network, create an ad hoc network, or join another network.. When you access the main AirPort configuration interface in Mac OSX 10.5 and above, you can disable the card,...
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Figure 16-19 Profile Management in ADU. To see what APs are nearby, select the Profile Management tab in ADU (see Figure 16-19), and then click the Scan button.. To connect to an AP in the scan list, select it and click Activate. A Profile Management window appears. The General tab sets up options such as the name of the connection...
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This allows for the following:. ch16.qxp PM Page 322. Figure 16-20 Security options 313. Figure 16-21 WPA/WPA2/CCKM 314. Figure 16-22 WPA/WPA2 passphrase 314. Figure 16-24 Advanced statistics 316. Figure 16-28 ACAU interface 319. Define the following key terms from this chapter, and check your answers in the glossary:. ch16.qxp PM Page 323. part3.qxd PM Page 324. Chapter 17 Securing the...
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Using tools that are easily available on the Internet, another client connected to the same rogue AP attacks the misassociated client and steals valuable corporate data.. Management Frame Protection. When this is enabled, each WLAN has a unique key sent to each radio on the AP.. Then, the AP sends management frames, and the network knows that this AP is...
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EAP-TLS. In EAP-TLS, a certificate must be installed on both the authentication server and the supplicant. The communication used by EAP-TLS is similar to SSL encryption. EAP-TLS establishes an encrypted tunnel in which a user certificate is sent inside it.. Note: EAP-TLS is defined in RFC 2716.. Figure 17-12 shows the process of EAP-TLS.. Next, the AP requests the client’s...
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Introduction to the WCS: An introduction to the Wireless Control System (WCS).. Installing and Configuring the WCS: An overview of how to install the WCS, log in, and perform basic tasks.. Administration Options in the WCS: A discus- sion of various options involved in administering the WCS.. Adding Controllers to the WCS: How to add controllers to the WCS and...
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Figure 18-2 WCS Home Page Tabs. You can also configure the WCS to send email to a user when an event is triggered. Adding Controllers to the WCS. To add controllers to the WCS, use the Configure tab. From there, you cannot only add controllers, but you can configure APs. You can also create templates here that allow the deployment...
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Figure 18-14 Accessing the Map Editor. In contrast, the WCS RF prediction uses information entered in the map and the map edi- tor to predict how the AP will react in the environment. The WCS can base its information on what you tell it the environment will look like.. Using the drop-down list, you can access the map editor, as...
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According to the following figure, what version of controller code is in use?. What do you choose to verify the version of hardware?. The AP being viewed is the Lobby-AP.. The AP is running in autonomous mode.. The AP has a static IP address.. The AP is running software version 5.0.148.0.. It automatically upgrades to the same version as the...
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Figure 19-7 Verify the AP Upgrade. Upgrading retains all the information from the previous install. It is found in the top-right corner of the web interface, as shown in Figure 19-8.. Figure 19-8 Save the Configuration. In addition to saving the configuration to NVRAM, you can back up the configuration on a remote TFTP server. If you have already upgraded...
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This chapter covers the following subjects:. Physical Connections and LEDs: A look at trou- bleshooting using physical features of the network.. Using the Cisco Spectrum Expert: A brief introduction to the Cisco Spectrum Expert and its use.. Common Client-Side Issues 3–5. Using the CLI to Troubleshoot 6–11. Using the Cisco Spectrum Expert 15. This chapter discusses numerous issues that can...
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Example 20-2 Viewing Client Details (continued). If you have come from the routing world, you are probably familiar with the use of debug commands and how invaluable they are in troubleshooting. The concept of debug commands carries over here to the wireless space. Available only from the CLI, debug commands can be used on the con- troller to help troubleshoot...
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You cannot use most of the information found in the logs without Cisco TAC assistance. In the Clients Summary page, click the numerous alarms in the lower left to be taken to that Alarm page. Using the Cisco Spectrum Expert. Cisco Spectrum Expert addresses the problem of RF interference in wireless networks.. With Cisco Spectrum Expert, you can detect, classify,...
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Install the Software from the CD. The software that automatically runs is the Cisco Press software to access and use all CD-based features, including the exam engine, viewing a PDF of this book, and viewing the CD-only appendixes. Activate and Download the Practice Exam. After the exam engine is installed, you should activate the exam associated with this book:. Start...
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A, B, and C 2. A, B, and D 9. A, B, and C 6. A, B, and D 16. A, B, and D 5. A, B, and C 22
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Aironet Desktop Utility (ADU) Cisco software used to manage a single a/b/g wireless card.. amplifier Added between the AP and the antenna to strengthen the signal.. amplitude The volume of the signal.. AP priming After the AP is associated with at least one controller, the AP gets a list of other controllers it can associate with from the one that...