TAILIEUCHUNG - CCNA Wireless Official Exam Certification Guide part 31

CCNA Wireless Official Exam Certification Guide part 31 is a best of breed Cisco® exam study guide that focuses specifically on the objectives for the CCNA® Wireless IUWNE exam. Senior instructor Brandon Carroll shares preparation hints and test-taking tips, helping you identify areas of weakness and improve both your conceptual knowledge and hands-on skills. Material is presented in a concise manner, focusing on increasing your understanding and retention of exam topics. | 272 CCNA Wireless Official Exam Certification Guide Key i Topic The overall upgrade process is as follows Step 1. Open the Upgrade tool. Step 2. In the IP File field select the . button this button is called an ellipsis and looks like three dots select the file and click Open as demonstrated in Figure 14-8. Figure 14-8 Selecting the File Step 3. In the Upgrade Options field choose any options that apply. These pertain to how to handle the upgrade. Are the APs being upgraded over a WAN link 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 and network situation. In Figure 14-9 the APs are going to retain their hostnames. Step 4. In the LWAPP Recovery Image section shown in Figure 14-9 select the method of TFTP you want to use whether it is internal to the Upgrade tool or using an external application such as Tftpd32. Then select the LWAPP Recovery image. Choose how many APs can upgrade at once in the Max. AP at run field. Chapter 14 Migrating Standalone APs to LWAPP 273 Figure 14-9 Upgrade Options Step 5. In the Controller Details section define the controllers management IP address username and password. Step 6. In the Time Details section select the User Controller Time radio button. Step 7. If resolving by DNS enter the DNS address and domain name. Optionally change the logging level if you want to see more verbose information. Step 8. Click the Start button to begin the process. The upgrade process verifies each parameter you have entered and errors out if inconsistencies are noted. After the conversion the AP reboots. After the reboot the AP behaves like any lightweight AP and tries to find a controller. Note During the upgrade process to the lightweight code a self-signed certificate is generated for each AP and sent to the WLC if the AP is an older AP without a Cisco signed certificate. It is important that

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