CERTIFIED WIRELESS NETWORK ADMINISTRATOR OFFICIAL STUDY GUIDE EXAM PW0105

T LUN T nhng kt qu tìm hiu  trên ta có th nhn thy IEEE 802.11n có nhng um vt tri so vi các chun trc ó v thông lng,  tin cy. IEEE 802.11nng thích tt vi các chun trc nh 802.11 a/b/g. S ra i ca IEEE 802.11n cmong i sáp ng c các yêu cu ngày càng g[r]

182 CCNA Wireless Official Exam Certification GuideCourtesy of Cisco Systems, Inc. Unauthorized use not permitted.Figure 10-8 Cisco 4400 Series Wireless LAN Controllerthat can be installed in 6500 series switches or in Integrated Services Routers (ISR). Thereare also appl[r]

sniffer, rogue detector, bridge)■ Describe controller-based AP discovery and association (OTAP, DHCP, DNS,Master-Controller, Primary-Secondary-Tertiary, n+1 redundancy)■ Describe roaming (Layer 2 and Layer 3, intra-controller and inter-controller, mobilitygroups)■ Configure a WLAN controller and acc[r]

172 CCNA Wireless Official Exam Certification Guide■ Access points■ Network unification■ Network management■ Network servicesAPs in the CUWNAnother type of device in a CUWN is a lightweight access point (AP). The lightweight APis controlled and monito[r]

192 CCNA Wireless Official Exam Certification GuideFoundation TopicsUnderstanding the Different LWAPP ModesLWAPP can operate in either Layer 2 LWAPP mode or Layer 3 LWAPP mode. The Layer 2mode is considered out of date, and Cisco prefers and recommends Layer 3 mode. Layer 3mode[r]

Fa0/4 connected 1 a-full a-100 10/100BaseTXFa0/5 connected 10 a-full a-100 10/100BaseTXFa0/6 connected 1 a-full a-100 10/100BaseTXFa0/7 connected 1 a-full a-100 10/100BaseTXFa0/8 connected 1 a-full a-100 10/100BaseTX<text omitted>Chapter 9: Delivering Packets from the Wireless t[r]

You can change the mode by navigating to Wireless > APs > All APs > Detail.Now that you have an AP joined with a controller, what can it do? Most people expect itto get them to the Internet. Your AP can actually serve numerous roles based on the mode13_1587202115_ch11.qxp[r]

It’s common for cordless phones to use the Digital Enhanced Cordless Telecommunica-tions (DECT) standard. DECT is an ETSI standard for digital portable phones and is foundin cordless technology that is deployed in homes and businesses. Currently, the DECTstandard is a good alternative for avoiding i[r]

122 CCNA Wireless Official Exam Certification GuideFigure 7-6 Beacon Frame Detailsprocess of how a client searches channels and displays connection capability information.For now, just understand that the beacon frame allows a client to passively scan a network.Sometimes,[r]

This chapter covers the following subjects:The Wireless Network Road Trip: A look at thepacket delivery process on a wireless-to-wired net-work.Using VLANs to Add Control: How VLANs areused in wireless networks to separate subnets.Configuring VLANs and Trunks: How to appl[r]

a. Trueb. False12. A client that sends a disassociation message must reauthenticate when it returns tothe cell. True or false?a. Trueb. False08_1587202115_ch07.qxd 9/29/08 2:39 PM Page 115116 CCNA Wireless Official Exam Certification GuideFoundation TopicsWireless Frame Transmis[r]

weight configurations.Figure 14-5 Radio Configuration16_1587202115_ch14.qxd 9/29/08 2:40 PM Page 268Chapter 14: Migrating Standalone APs to LWAPP 269That being said, with a functional AP, you can allow users access to the network. Recall,however, that the goal is to use this AP with a control[r]

■ The Interference by Channel shows statistics for other 802.11 interference.■ The Load Statistics section provides information about transmit and receive utiliza-tion, channel utilization, and attached clients.■ Two charts exist: % Client Count vs. RSSI and % Client Count vs. SNR.■ The next section[r]

272 CCNA Wireless Official Exam Certification GuideThe 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 andlooks like three dots), select the APList.txt file, and click Open, as[r]

Controller Summary provides the management IP address and the service port address.You can also see the software version. In Figure 13-15, you can see that the version is4.1.192.17M (Mesh). Eventually you will learn to upgrade it to version 5.x. For now, thisversion is acceptable.Figure 13-15 Monito[r]

282 CCNA Wireless Official Exam Certification Guidemultiaccess point management. On top of the basic transport layer, the controller sup-ports Cisco Secure Guest Access and Voice-over-WLAN advanced mobility services. Aspart of the Smart Business Communications System, this contr[r]

Please choose an option from below:1. Run primary image (version 4.1.192.17) (active)2. Run backup image (version 4.2.99.0)3. Manually update images4. Change active boot image5. Clear ConfigurationPlease enter your choice:a. During bootup, this menu automatically shows.b. A break sequence was entere[r]

212 CCNA Wireless Official Exam Certification GuideFigure 12-3 Edit All Pagecontroller you want to add. Then you paste the contents of the text file into the Edit Allpage. In Figure 12-3, two controllers are listed on the Edit All page. You can have up to 24controllers in a mobi[r]

232 CCNA Wireless Official Exam Certification GuideStep 3. Manually update images.Step 4. Change the active boot image.Step 5. Clear the configuration.The correct choice at this point is to run the primary image. When the HTML interface isaccessible, you can upgrade the code on[r]

c. 17d. 136. The 5.0-GHz range is used by which two of the following 802.11 standards?(Choose two.)a. 802.11b. 802.11b/gc. 802.11nd. 802.11a6 CCNA Wireless Official Exam Certification Guide02_1587202115_ch01.qxd 9/29/08 2:43 PM Page 6Chapter 1: Introduction to Wireless[r]

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