A wireless engineer is designing a wireless network to support real time applications over wireless. Which IEEE protocol must the engineer enable on the WLC so that the number of packets that are exchanged between an access point and client are reduced and fast roaming occurs?

A. 802.11w

B. 802.11r

C. 802.11i

D. 802.11k

An engineer is trying to configure the APs installed in a new auditorium to use 40 MHz channels with high data rates and lower TX power. The APs in the building hallway must use lower-density design settings configured for the rest of the building. Which two configurations achieve this design? (Choose two.)

A. TPC

B. DCA

C. AP group

D. RRM

E. RF profile

A customer has two Cisco WLCs configured in a SSO cluster. The wireless network supports a large warehouse. The customer purchases new iPads to replace legacy scanners. Both devices connect to a single SSID named Scanning by using WPA2 Personal. The customer wants to use a standards-based method for fast roaming on the new iPads. Which approach meets the scanner requirement and still supports the legacy scanners?

A. Enable FT PSK and set Fast Transition to Adaptive for the Scanning SSID.

B. Enable FT 802.1X and set Fast Transition to Adaptive for the Scanning SSID.

C. Enable optimized roaming globally and enable FT 802.1X on the Scanning SSID.

D. Enable optimized roaming globally and enable FT PSK on the Scanning SSID.

What causes the most signal attenuation, based on the wireless design tools?

A. cinder block wall

B. metal door

C. glass wall

D. office window

An engineer is designing a wireless network that will support many different types of wireless clients. When conducting the survey, which client must be used to ensure a consistent experience for all of the wireless clients?

A. the client that has the highest RF properties

B. the client that is used most by the company

C. the client that is used least by the company

D. the client with the worst RF characteristics

During a client roaming event, which device is responsible for communicating the new Layer 2 EID mapping of a wireless supplicant to the fabric domain?

A. WLC

B. BN

C. CP2

D. CP1

An engineer must repurpose a lab WLC appliance for use in the production environment of the enterprise. After the new WLC is configured with the information of the other WLC, the mobility tunnels are still not coming up. What is the reason?

A. A firewall is blocking UDP port 16667 between the WLCs.

B. The WLC management interfaces are in the same VLAN.

C. The hardware platform is incompatible.

D. The mobility groups are different.

An engineer must create data-link redundancy for the company's Cisco Wireless LAN Controller. The engineer has decided to configure LAG-based redundancy instead of port-based redundancy. Which three features of LAG-based redundancy influenced this decision? (Choose three.)

A. Packets are always sent out on the same port they are received on.

B. All interface traffic passes as long as one port is up.

C. The same port has multiple untagged dynamics interfaces.

D. Interface connection to two separate nonstacked switches is available.

E. Full bandwidth of all links is available.

F. Ports are grouped into multiple LAGs.

A customer uses a Cisco 5520 WLC that is connected via a single 10-GB interface to manage the wireless network. The wireless network includes 500 APs for the campus network. The customer wants to add 300 APs and is concerned about traffic load and lack of redundancy. The purchase of a second controller is not an option. Which design approach mitigates the customer concerns?

A. Connect a second 10-GB interface on the WLC and set the port as a secondary port.

B. Connect a second 10-GB interface on the WLC and implement LAG.

C. Implement a vWLC and configure SSO with the WLC.

D. Implement a vWLC and configure N+1 redundancy with the WLC.

A wireless engineer is designing a wireless network for a warehouse using access points with internal antennas. Which two elements have a negative effect on the wireless users? (Choose two.)

A. wireless channels

B. access point height

C. client authentication

D. client authorization

E. absorption

A 60,000-square foot outdoor area must be surveyed. The survey must be completed in the least amount of time. Which tool or equipment is used when performing the site survey?

A. additional access points that use sniffer mode

B. site survey tool that has modules in sniffer mode

C. additional access points that use GPS mode

D. site survey tool that has a GPS module

An engineer is designing an outdoor mesh network to cover several sports fields. The core of the network is located in a building at the entrance of a sports complex. Which type of antenna should be used with the RAP for backhaul connectivity?

A. 5 GHz, 8-dBi omnidirectional antenna

B. 2.4 GHz, 8-dBi patch antenna

C. 5 GHz, 14-dBi patch antenna

D. 2.4 GHz, 14-dBi omnidirectional antenna

How does AP failover priority for access points function when configured with priority 1 or 4?

A. When configured with priority 1, the access point is assigned with the highest priority level, and it is marked as critical. This access point fails over before other access points with the lower priority when there is primary controller failure.

B. When configured with priority 4, the access point is assigned with the highest priority level, and it is marked as critical. This access point fails over before other access points with the lower priority when there is primary controller failure.

C. When configured with priority 4, the access point is assigned with the lowest priority level, and it is marked as low. This access point fails over after other access points with the higher priority when there is primary controller failure.

D. When configured with priority 1, the access point is assigned with the medium priority level, and it is marked as medium. This access point fails over after other access points with the higher priority when there is primary controller failure.

How are mobility groups created, excluding mobility anchors?

A. Each WLC must use the same mobility domain name and be defined as a peer in each other’s static mobility members list.

B. If WLCs with HA SSO are deployed, each WLC in the WLC HA pair is considered separately as a mobility peer.

C. The WLCs do not have to be of the same model or type to be a member of a mobility group; however, each member should be running different software versions.

D. A mobility group does not require all WLCs in the group to use the same virtual IP address.

A customer is looking for a network design with Cisco Hyperlocation using AP4800 for location tracking via a custom mobile app. Issues appeared in the past with refresh rates for location updates. What needs to be implemented to meet these requirements?

A. Cisco CMX SDK in the location app

B. device Bluetooth via the app

C. Cisco FastLocate technology

D. redundant CMX and fetch location in round-robin fashion

A wireless network consists of:
•	two IOS XE controllers installed in a data center
•	9100 series APs
•	corporate and a guest WLAN
The customer must high availability pair two Cisco WLCs for the client SSO. Which two design approaches must the engineer take to meet the requirement? (Choose two.)

A. The controllers must have the same number of licenses.

B. Both WLCs must have the same redundancy management IP address.

C. Both WLCs must have the same service port IP address.

D. Each WLC must have a unique redundancy management IP address.

E. The controllers must run the same operating system version.

A medium-sized hospitality company with 50 hotels needs to upgrade the existing WLAN in each hotel to 802.11n. During the site surveys for each hotel, what needs to be taken into consideration when determining the locations for each AP?

A. Selecting APs that can be hidden in ceiling panels to provide a secure and clean aesthetic look.

B. Selecting locations that make visual assessment of the AP operation easy.

C. Selecting locations that are easily accessed so maintenance and upgrades can be performed quickly.

D. Selecting AP locations where power is already available.

Campus users report a poor wireless experience. An engineer investigating the issue notices that in high-density areas, the wireless clients fail to switch the AP to which are automatically connected. This sticky client behavior is causing roaming issues. Which feature must the engineer configure?

A. optimized roaming

B. load balancing and band select

C. Layer 3 roaming

D. Layer 2 roaming

A customer Wi-Fi deployment is experiencing the sticky client problem and must enable the optimized roaming feature. The wireless clients have valid security credentials for an SSID and can see an AP that offers that SSID to join. What must be configured to enhance roaming?

A. RSSI threshold

B. disable DFS

C. disable 802.11k

D. enable data rates

Multiple WLCs are implemented in a high-availability configuration in a mobility group. APs are deployed with only a primary controller assigned. By default, which mobility group member controller do the orphaned APs join in the event of a failed controller?

A. controller with the most available AP free license capacity

B. controller with the lowest percent of associated APs per license capacity

C. controller with the least CPU utilization over the last reporting period

D. controller with the least number of associated APs

An engineer is designing a new wireless network. Based on the design, OfficeExtend AP functionality must be used. Which type of license must the Cisco 5520 WLC v8.3 have?

A. Base license

B. OfficeExtend AP license

C. WPlus license

D. Plus license

An engineer configured the optimized client roaming on Cisco WLC with an RSSI threshold of  72dBm. Clients report frequent disconnections. What must be configured for the AP to guide the client to a better AP?

A. Enable BSS transition at the radio level and optimized roaming on the SSID.

B. Disable coverage hole detection on the SSID and enable BSS transition on the SSID.

C. Disable optimized roaming and enable 802.11v support on the SSID.

D. Enable BSS transition on the SSID and optimized roaming at the radio level.

Refer to the exhibit. A customer is deploying a Greenfield 802.11n network with data, voice, and location awareness using APs with the WSSI modules. Which two settings in the Cisco Prime Infrastructure Planning Tool, when selected, provide a more accurate prediction of the number of APs the customer must purchase for the new facility? (Choose two.)

A. Override Coverage per AP

B. Voice

C. Data/Coverage

D. Location with Monitor Mode APs

E. Location

A customer has two Cisco wireless controllers named WLC-A and WLC-B. Each controller is in a different building on a campus. The WLCs have different Layer 3 interfaces and broadcast the same SSIDs from their respective APs. Users must remain connected to the same VLAN and maintain their IP addresses during roaming from the APs that are attached to WLC-A and WLC B. Which action accomplishes the requirement?

A. Create a mobility group between the two WLCs to allow auto-anchoring.

B. Create an SSO cluster to ensure that client sessions sync between WLCs.

C. Enable 802.11r on each SSID on both WLCs to allow caching of the PMK.

D. Enable AP groups using the same name on both WLCs for each group.

A network engineer is configuring high availability on an access point. What is the maximum number of controllers available to be configured?

A. 1

B. 2

C. 3

D. 4

An engineer is designing a mesh wireless network. The network must fulfill these requirements:
•	bridge mode APs must be used
•	WPA2-PSK
•	minimize wireless traffic tunneled to the WLC

A. bridge RAP

B. Flex + Bridge

C. FlexConnect

D. bridge MAP

An engineer working for an enterprise deployed multiple Cisco WLCs. A controller that sits in the R&D division is connected through a firewall and is part of the same mobility group. The engineer must ensure that the mobility tunneling is available through the firewall and test it as R&D engineers roam the production floor within their department. How is this requirement met?

A. mping on UDP port 16666 and eping on Protocol 96 between management ports

B. mping on UDP port 16666 and eping on Protocol 97 between management ports

C. mping on UDP port 16667 and eping on Protocol 97 between management ports

D. mping on UDP port 16667 and eping on Protocol 96 between management ports

A high-density wireless network is designed. Which Cisco WLC configuration setting must be incorporated in the design to encourage clients to use the 5 GHz spectrum?

A. Band Select

B. RRM

C. Cisco Centralized Key Management

D. load balancing

A customer currently is migrating the old wireless infrastructure to a new Cisco IOS XE-based solution and wants a mobility group configured between a Cisco AireOS WLC and an IOS XE WLC. During the migration phase from AireOS to IOS XE, the Layer 3 roaming between the WLCs must be seamless. Which action meets the requirements?

A. For the same SSIDs, use the same VLAN IDs and subnets on both WLCs.

B. For different SSIDs, use different VLAN IDs and subnets on both WLCs.

C. For different SSIDs, use the same VLAN IDs and subnets on both WLCs.

D. For the same SSIDs, use different VLAN IDs and subnets on both WLCs.

A wireless deployment in a high-density environment is being used by vendors to process credit card payment transactions via handheld mobile scanners. The scanners are having problems roaming between access points in the environment. Which feature on the wireless controller should have been incorporated in the design?

A. RX-SOP

B. 802.11w

C. AP Heartbeat Timeout

D. Application Visibility Control

A network engineer is retrofitting an existing building wired with Category 5e with Cisco Aironet 3800 Series APs and mGig switches. Which cable length allows for 5G operation?

A. 70 m

B. 120 m

C. 130 m

D. 150 m

An engineer must perform a Layer 2 survey for a mining facility. Which type of antenna does the engineer use in the mine shaft?

A. omnidirectional

B. patch

C. internal

D. dipole

A network consultant is designing a wireless network for a government agency. The customer requires high security between any device communication. The design includes AireOS, Cisco IOS-XE controllers, and Cisco 4800 Series APs. Which requirement must be met to enhance the mobility group security?

A. Use a different group name for each mobility member.

B. Enable MIC authentication between the mobility group members.

C. Enable Mobility Encryption on the network.

D. Use a complex group name for the mobility group.

Refer to the exhibit. A WLC SSO pair is set up. Which failure scenario causes a split-brain scenario?

A. RP is down.

B. Two distribution ports on the active WLC are down.

C. VSL is down.

D. One distribution port on the active WLC is down.

An engineer in a branch office that does not have a wired backhaul must ensure that local clients can be switched locally and authenticated centrally. In which mode must the AP be configured?

A. RAP

B. Flex+Bridge

C. MAP

D. Cisco FlexConnect

How should the concept of mobility domains and mobility groups be explained to a customer?

A. A mobility group does not constrain the distribution of security context of a client and also does not constrain AP fail-over between controllers when the WLC is in the same mobility domain.

B. If WLCs are in the same mobility domain, they communicate with each other but, if an anchor WLC is present, it must be in the same mobility domain for communication to be possible.

C. If WLCs are in the same mobility domain, they communicate with each other. Mobility groups constrain the distribution of security context of a client and also constrain AP fail-over between controllers.

D. WLCs do not need to be in the same mobility domain to communicate with each other. Mobility groups constrain the distribution of security context of a client and also constrain AP fail-over between controllers.

A network administrator of a global organization is collapsing all controllers to a single cluster located in central Europe. Which concern must be addressed?

A. Some channels may not be available consistently across the organization.

B. Different RF policies per office are not available in this configuration.

C. Syslog must be configured to the time-zone of the NMS platform.

D. Centralized controllers cannot uniformly authenticate global users.

An engineer is conducting a Layer 2 site survey. Which type of client must the engineer match to the survey?

A. best client available

B. phone client

C. normal client

D. worst client available

A customer uses a Cisco Catalyst 9800 Series wireless controller to manage all of the APs for a campus network. Secure guest access is required for the guest network. A Cisco 5520 anchor controller is deployed within a DMZ. Which design approach ensures that the mobility tunnel is established successfully between the wireless controller and the anchor controller?

A. Run an Inter-Release Controller Mobility compatible software version on the wireless controller.

B. Enable control plane encryption on the wireless controller.

C. Disable data link encryption on the anchor controller.

D. Run an Inter-Release Controller Mobility compatible software version on the anchor controller.

Refer to the exhibit. An engineer must design a mobility group that has these requirements:
•	The mobility group must consist of five WLCs.
•	All WLCs must run software version 8.0 or later.
•	The WLCs must connect via an IPv4 network.
•	Two of the WLCs must be in an SSO high availability pair.
Which two configurations must be included in the design? (Choose two.)

A. All the WLCs must be of the same model or type.

B. Only WLCs in an SSO high availability pair must use the same virtual IP address.

C. The WLAN SSID must be consistent across all the WLCs.

D. All the WLCs must run the same software version.

E. Each WLC must use the same mobility domain name.

A university is in the process of designing a wireless network in an auditorium that seats 500 students and supports student laptops. Which design methodology should the university implement in the auditorium?

A. roaming design model

B. voice design model

C. location design model

D. high-density design model

An engineer has successfully configured high availability and SSO using two Cisco 5508 Wireless LAN Controllers. The engineer can access the Active Primary
WLC, but the Secondary Standby WLC is not accessible. Which two methods allow access to the standby unit? (Choose two.)

A. via the console connection

B. SSH to the redundancy management interface of the primary WLC

C. SSH to the service port interface

D. SSH to the virtual interface of the secondary WLC

E. SSH to the management interface of the primary WLC

A customer is concerned about mesh backhaul link security. Which level of encryption does the backhaul link use?

A. hash

B. AES

C. WEP

D. 3DES

An engineer is performing an AP-on-a-stick survey and finds that the 5 GHz channel overlap is too high when an appropriate number of APs are used for the density requirements. Which two actions during the survey reduce channel overlap? (Choose two.)

A. Raise the minimum data rate to 24 Mbps.

B. Increase AP transmit power to improve the SNR.

C. Allow the use of UNII-2e channels.

D. Use directional antennas to limit the coverage area of some APs.

E. Enable power saving mode.

Refer to the exhibit. What is the main reason why the Wi-Fi design engineer took a different approach than installing the APs in the offices, even though that installation provides better coverage?

A. aesthetics

B. transmit power considerations

C. antenna gain

D. power supply considerations

What is the attenuation value of a human body on a wireless signal?

A. 3 dB

B. 4 dB

C. 6 dB

D. 12 dB

An engineer must optimize client roaming after noticing that clients in the environment are not roaming as expected. Upon reviewing an over-the-air packet capture, the engineer sees that the AP is sending a BSS Transition Management query to the client, which causes it to roam. The disassociation imminent feature is not enabled on the WLAN. What is the cause of the issue?

A. Low RSSI check is enabled.

B. Fast Transition is disabled.

C. Band Select is enabled.

D. Optimized roaming is enabled.

A company installs a new anchor controller in the DMZ. The company has not upgraded the foreign controller for several years. The foreign controller runs code 7.5. The IT administrator suggests that the company upgrade the foreign controller and the new anchor controller to 8.10 or later. Which two benefits must be incorporated into the design regarding the code upgrade? (Choose two.)

A. The foreign controller load balances guest clients across the list of anchor controllers

B. Guest clients are load balanced in round-robin fashion among the anchor controllers.

C. User devices must upgrade their WLAN card drivers.

D. Guest clients are tunneled to anchors with the highest priority.

E. The foreign controller designates one anchor as primary and one or more anchors as secondary.

Which three pieces of equipment are needed to conduct a fully measured wireless survey? (Choose three.)

A. PoE battery

B. spirit level

C. access point

D. tall tripod

E. goggles

F. ladder

An engineer must design a WLAN that can handle voice traffic and location-based services. Which two design features enable both services to function properly? (Choose two.)

A. Use every channel possible in 5 GHz.

B. Put APs in corners of each floor for triangulation.

C. Have a 15% overlap of cell coverage.

D. Use every channel possible in 2.4 GHz.

E. Have a 25% overlap of cell coverage.