A customer has multiple WLCs running N+1 redundancy with APs equally distributed. Only one WLC is a designated backup for all other WLCs so the customer must ensure that the most critical APs remain registered or get priority over other APs in case of a WLC failure. However, the customer notices on WLC failure that some critical APs remain unregistered What needs to be addressed in the design?

AP failover priority is not enabled globally on the failed WLC.

AP fallback is not enabled on the backup WLC.

AP failover priority is not enabled globally on the backup WLC.

AP failover priority is not enabled globally on the failed WLC.

AP fallback is not enabled on the failed WLC.

WLC SSO is set up between two WLCs in a service provider network serving public spaces. On WLC failover, it is noticed that only about half of the original client count is now showing on the secondary WLC, although it is currently showing the role as active. Which design side case explains the issue?

Some client sessions were in WebAuth-Req state before failover.

The secondary WLC platform does not support the required client count.

The WLCs had not completed database sync before the primary failure.

SSO is not configured correctly.

Some client sessions were in WebAuth-Req state before failover.

Refer to the exhibit. An engineer is about to establish a mobility peer connection between a Cisco Catalyst 9800-CL version 16.10.1e and Cisco AireOS 5520 version 8.8.120.0. The data path between the 9800-CL and AireOS 5520 is down, but its control path is up. Based on the configuration, what is the cause of the issue?

The data-link-encryption configuration is missing from the 9800-CL configuration.

The certificate hash key is incorrect leading to data path down.

The data-link-encryption configuration is missing from the 9800-CL configuration.

Encrypted mobility is being used in the 5520 configuration leading to data path down.

CAPS is used to key in MAC address in the IOS_XE configuration leading to data path down.

An engineer added an AP to a deployment after a post-installation site survey. The engineer then notices an increase in co-channel interference and retransmissions. Which two features help mitigate the issue? (Choose two.)

Enhanced Distributed Channel Access

While performing an AP-on-a-stick survey with a cell boundary of -67 dBm, an engineer is consistently reading SNR less than 15 dB in a particular area within the cell boundary. What is causing this issue?

Another signal is interfering with the AP.

The engineer forgot to compensate for the wall type in that area.

The AP transmit power is too low.

The engineer is too far from the AP.

An engineer is designing a wireless network to support hyperlocation in an environment that already has APs installed. During the survey, the engineer notices that the APs are pointing in different directions. What is the recommended way to align the APs to easily determine APAzimuth, X-Y, and ceiling height information, and minimize confusion and user-entered errors?

APs must be aligned in the same direction.

APs must be aligned pointing toward the nearest wall.

APs must be aligned pointing toward each other.

APs must be aligned in the same direction.

APs can be aligned all four ways.

An engineer is performing an active survey of a network that must support different types of mobile devices. The devices must be able to run an application that requires a minimum RF of 73 dBm. Which mobile device must be used for the survey?

one that has a receiver sensitivity of -70 dBm

one that has the lowest receiver sensitivity

one that has the most updated wireless card

one that has 802.11a wireless support

An engineer must produce a passive survey report. The coverage heat map shows the entire site with all signal levels. To see only the desired coverage, which action must the engineer take?

Use the RSSI slider to set the heat map to the desired cutoff lter.

Change the color scheme to show the desired heat map.

Use the RSSI calibration tool to configure the receiver sensitivity.

Use the RSSI slider to set the heat map to the desired cutoff lter.

Filter the results to show the desired APs only.

An engineer is performing an AP-on-a-stick survey and nds 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.)

Allow the use of UNII-2e channels.

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

Raise the minimum data rate to 24 Mbps.

Increase AP transmit power to improve the SNR.

Allow the use of UNII-2e channels.

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

The wireless survey report shows APs staggered throughout a facility, with several of them placed on the exterior walls. Other APs are located at building corners and major turns in the structure layout. Assuming that all survey locations are optimized with a minimum of -67 RSSI at cell edges with 20% overlapping cells, for which purpose is this survey model used?

location services, VoIP, data, and video

streaming video with VoIP, data, and HD resolution

location-based services, BYOD preparation, and HD video streaming

voice, data clients, and video on demand

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?

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

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

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

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

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

An engineer must install an outdoor wireless network for an area with a direct line of sight. The outdoor APs are in an open area with of harsh weather. Which two parameters must the engineer consider to prevent an outdoor wireless outage? (Choose two.)

lightning arrestor installation

A customer has a central Cisco WLC that manages APs in FlexConnect mode. The wireless infrastructure supports multiple small branches. One branch deploys new CCX wireless phones that are authenticated by a central Cisco ISE via PEAP/IMSCHAPv2, and trac is switched locally. The customer must reduce the number of full authentication requests and optimize roaming for the new phones. Which action accomplishes the requirement?

Enable CCKM on the voice SSID and add APs to a FlexConnect group.

Enable Aironet IE on the voice SSID and add APs to an AP group.

Enable Aironet IE on the voice SSID and add APs to a FlexConnect group.

Enable CCKM on the voice SSID and add APs to an AP group.

An engineer must identify the network requirements for a company that has a main oce and 10 branch support data, voice, video, and location tracking. Which two factors must be considered? (Choose two.)

number of wireless devices that require access

type of site for which the survey will be performed

security policy of the company for building access

number of wireless devices that require access

type of site for which the survey will be performed

available power sockets in the IT room

A customer deploys a new Cisco high-density wireless network within the open areas of a mall to provide free public wireless on 5 GHz. The existing mall tenants have their own wireless networks that are independently managed. Which design approach minimizes channel utilization for the public network?

Enable all 5-GHz channels that are supported by the region and use 20-MHz channels.

Enable all 5-GHz channels that are supported by the region and use 40-MHz channels.

Enable UNII-1 channels only and use 80-MHz channels.

Enable UNII-1 channels only and use 20-MHz channels.

Enable all 5-GHz channels that are supported by the region and use 20-MHz channels.

A new wireless network design has these requirements:* AireOS WLCs as guest anchors* a Cisco Catalyst 9800 Series WLC as the foreign controller* use of Wi-Fi 6 APs* inter-controller roaming for guest usersWhich two design approaches meet these requirements? (Choose two.)

Use WLC software versions that support IRCM.

Use secure mobility to pair controllers.

Use EoIP for communication between controllers.

Use WLC software versions that support IRCM.

Use IPv6 across the wireless network.

Use secure mobility to pair controllers.

What is the wireless signal loss of large cases of liquid materials being stored in a warehouse environment?

It is not impactful to the RF design.

It is impactful but overall negligible to the RF design.

An engineer must assess an existing company WLAN to determine the possibility for future IEEE 802.11ac Wave 2 wireless deployment. The existing WLAN is IEEE 802.11a/n and has IEEE 802.11n and 802. 11a clients. The engineer must advise the customer about support for these older clients on the new APs. What happens with client compatibility?

802.11ac is backward compatible with 802.11a and 802.11n.

802.11ac is backward compatible with 802.11n but not with 802.11a.

802.11ac is backward compatible with 802.11a but not with 802.11n.

802.11ac is backward compatible with 802.11a and 802.11n.

802.11ac is not backward compatible with 802.11a or 802.11n.

An engineer designs a new wireless network that uses a Cisco Catalyst 9800 Series wireless controller. The controller must be in a DMZ. The internal network is to be at the main on-premises data center of the customer. In addition, the customer wants to establish an EoIP tunnel to a Cisco 5520 WLC that is in a regional force. How must this requirement be incorporated into the design?

Use AirOS code that supports encryption of the control plane on the 5520 WLC.

Use Cisco IOS-XE code that supports encryption of the data plane on the Catalyst 9800 WLC.

Use AirOS code that supports encryption of the control plane on the 5520 WLC.

Use Cisco IOS-XE code that supports encryption of the control plane on the Catalyst 9800 WLC.

Use AirOS code that supports encryption of the data plane on the 5520 WLC.

An engineer must deploy a wireless network in an open-plan environment that has three SSIDs using the 5 GHz band set to 40 MHz. Co-channel interference must be reduced. Which two actions must be taken? (Choose two.)

Decrease channel bonding in the 5 GHz band to 20 MHz.

Increase channel bonding in the 2.4 GHz band to 40 MHz.

Decrease channel bonding in the 5 GHz band to 20 MHz.

A network consultant must create a wireless design with these characteristics:* Provide coverage in a single contiguous space.* Support dual-band wireless coverage.* Use nine APs for full coverage in a 5 GHz band.What must the engineer do to mitigate co-channel interference and maintain coverage in 2.4 GHz?

Disable 2.4 GHz radios on selective APs.

Adjust the TPC neighbor threshold value to -64 dBm on the 2.4 GHz band.

Configure static channel and power settings of the 2.4 GHz radios.

Disable 2.4 GHz radios on selective APs.

Deactivate low data rates on the 2.4 GHz band.

Cisco 300-425 Practice Test 4 - Free Online Exam Prep & Questions

A network engineer is troubleshooting connectivity issues between two WLCs running 8.x code in SSO mode and finds that the redundancy management heartbeat is failing. Which packet type must be filtered for heartbeats when taking a capture to verify communication?

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Cisco 300-425 Practice Test 4

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