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Cisco 642-742 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Wireless Voice Fundamentals | - 802.11 standards and voice considerations - Voice over WLAN concepts |
| Cisco Unified Wireless Architecture | - Controller-based WLAN design - Access point and controller interaction |
| QoS for Wireless Voice | - End-to-end QoS design - WMM (Wi-Fi Multimedia) and prioritization |
| Call Admission Control (CAC) | - CAC mechanisms in WLAN environments - Bandwidth management for voice sessions |
| Voice Deployment and Troubleshooting | - VoWLAN deployment best practices - Common voice quality issues and diagnostics |
| Roaming and Mobility | - Layer 2 and Layer 3 roaming behavior - Fast secure roaming (CCKM, 802.11r concepts) |
Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 Sample Questions:
Refer to the exhibit.
Which three statements describe the WLC configuration? (Choose three.)
- A. It applies to platinum QoS.
- B. CAC values are relatively high.
- C. It enables TSPEC, given other appropriate configurations.
- D. It enables QBSS, given other appropriate configurations.
- E. It applies to platinum and gold QoS.
- F. CAC values are relatively low.
Correct Answer: A,B,C 🗳️
An engineer is configuring 802.11e to 802.1p markings for QoS on a Cisco WLC. What marking is correct for the AC_VI category?
- A. 4
- B. 5
- C. 3
- D. 6
Correct Answer: B 🗳️
The AP has been properly configured for a VoWLAN survey. The RF environment contains a noise of -87 to -90 dBm. What would be the target value for the cell edge reading?
- A. -70 dBm
- B. -62 dBm
- C. -73 dBm
- D. -60 dBm
- E. -55 dBm
- F. -67 dBm
Correct Answer: B 🗳️
Which two statements describe the capability of TSM to collect statistics that are related to VoWLAN on Cisco WLC v7.0? (Choose two.)
- A. It requires Cisco Compatible Extensions clients for uplink statistics only.
- B. It is operational only on 802.11a/n radio.
- C. It requires Cisco Compatible Extensions clients for uplink and downlink statistics.
- D. The feature is enabled by default.
- E. It is operational on both 802.11g/b/n and 802.11a/g radio.
Correct Answer: A,E 🗳️
The AP has been properly configured for a VoWLAN survey. The RF environment contains a noise of -87 to -90 dBm. What would be the target value for the cell edge reading?
- A. -70 dBm
- B. -62 dBm
- C. -73 dBm
- D. -60 dBm
- E. -55 dBm
- F. -67 dBm
Correct Answer: B 🗳️
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