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CCIE Wireless (v3.1)

Question No: 181 – (Topic 2)

You are deploying a high-density wireless setup in a conference center using Cisco Aironet 3700iAPs as you have no Cisco air not 3700e APs available. The power levels for all the

APs should be set between 4 and 5 which configuration option is needed to achieve this goal.?

  1. Select the TPC values between 4 dBm and q dBm

  2. Manually configure the power levels of the 802.11b and 80211a radios of all APs either 4 or 5

  3. Select the tcp values between 4 dBm and dBm

  4. Select the TPC values between 11 dNm and 8 dBm

Answer: B

Question No: 182 – (Topic 2)

Refer the exhibit.

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Wireless voice users on VLAN 2150 report poor voice quality during heavy network usage.The WLC is configured correctly.Given the configuration in the exhibit,which possible cause of the problem is true?

  1. MLSQoS is not enabled on the switch.

  2. VLAN 2150 is not allowed on the trunkport of the switch

  3. The WLC switch port dose not trust CoS values for Voice traffic that traverses the WLC

  4. The wireless voice VLAN does not have the proper QoS settings.

Answer: C

Question No: 183 – (Topic 2)

Which two statement about LAG in the Cisco wireless LAN controller running Aire OS 8.0 are true?(choose two)

  1. LAG bundles all of the crsco WLC distribution system ports into a single 802.3ad port channel.

  2. There can be only one AP-manager interface if LAG is enabled

  3. LAG configuration change take effect immediately after they are configured

  4. Channel negotiation LACP and PAgP are supported

Answer: A,B

Question No: 184 – (Topic 2)

Refer to the exhibit.

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An apple TV is associated to the wireless network wireless attempt to connect to it but they report that cannot discover the apple TV on their devices what is most likely the root cause

?

  1. The mDNS origin is not set to wireless

  2. The mDNS globalsnooping is disabled

  3. The mDNS service provider is not associated to a profile

  4. The mDNS profile is not associated to the wlan

Answer: D

Question No: 185 – (Topic 2)

What is the minimum VMware ESXi version you need to install Cisco prime infrastructure

2.2 virtual appliance?

  1. ESxi 4.1

  2. ESxi 5.0

  3. ESxi 4.0

  4. ESxi 5.5

  5. ESxi 5.1

Answer: B

Question No: 186 – (Topic 2)

Two autonomous Aps are connected to a switch on the same VLAN both APS are configured with the same SSID and WPA2-PSK. After making configuration changes to one of the APs .spanning tree disabled one of the switch ports into which AP was plugged.?

Which two options describe possible reasons that spanning tree disabled a port? (choose Two)

  1. One of the Aps was configured as a universal workgroup bridge.

  2. It is not possible for spanning tree to disable a port. The bridging loop must have been coincidental

  3. Spanning tree was disabled on both Aps

  4. PortFast was enabled on all ports

  5. One of the APs was configured as a standard workgroup bridge.

Answer: A,E

Question No: 187 – (Topic 2)

Refer to the exhibit.

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Which two statements are true based upon the output in the exhibit? (Choose two.)

  1. Operation will be effective only if the video profile on the WLC is mapped to the 802.1p protocol with a tagged value of 5.

  2. It is recommended to configure IP multicast on the WLC in multicast-multicast mode.

  3. CAC must be enabled to avoid channel oversubscription and guarantee the configured media bandwidth.

  4. In case of a violation after an RRC re-evaluation, the stream is demoted to the best- effort class.

Answer: B

Question No: 188 – (Topic 2)

Which two statements about 802.11r are true? (Choose two)

  1. A PTK is generated before the client roams to the target AP.

  2. Non-802.11r clients cannot associate to WLANs that have 802 llr enabled on WLC AireOS code 8.0

  3. 802.11r IS supported only on OPEN and WPA2 WLANs.

  4. This protocol uses the four-way handshake for the key management upon roaming.

Answer: B,C

Question No: 189 DRAG DROP – (Topic 2)

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Answer:

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Question No: 190 DRAG DROP – (Topic 2)

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Answer:

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