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Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 Sample Questions:

1. Refer to the exhibit.

A network engineer is troubleshooting wireless voice issues on a network using EAP-FAST with PAC provisioning. Authentication is working properly on laptops but is failing on phones. What configuration change is needed?

A) Request Timeout to 30
B) Request Timeout to 5
C) Identity Request Timeout to 60
D) EAPOL-Key Max Retries to 5
E) Identity Request Timeout to 10
F) EAPOL-Key Max Retries to 1

2. Users are experiencing poor voice quality on a new VoWLAN. Which feature can be used to isolate the issue?

A) TSPEC
B) TSM
C) U-APSD
D) CAC
E) EDCA

3. You have two packets with decimal ToS values of 32 and 34. What are their results, respectively, in an IP precedence-only device?

A) Both packets have an IP precedence tag of CS4, and the packet with the decimal value of 34 has a higher drop probability.
B) Both packets have a decimal value that results in an IP precedence tag of CS4.
C) The packet with the decimal value of 34 has an IP precedence tag of CS4, while the other decimal value of 32 is ignored and treated as best effort.
D) The packet with the decimal value of 32 has an IP precedence tag of CS4, while the other decimal value of 34 is ignored and treated as best effort.

4. An engineer has fired up a packet capture to try to determine if there are malformed frames being transmitted. They notice that there is a station transmitting frames consecutively without giving other stations a chance to transmit. What capability is the engineer witnessing?

A) Aggregated MPDU
B) 802.11e priority contention window
C) Extended Interframe Space
D) 802.11 fragment burst

5. Which two statements best describe video conferencing? (Choose two.)

A) H.323 codecs are commonly used.
B) Video streams require high-speed compression and decompression.
C) MPEG codecs are commonly used.
D) Video streams require maximum quality compression and decompression.

Solutions: