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Cisco 642-742 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Multicast over Wireless | - Multicast concepts and implications for wireless - Configure and troubleshoot multicast over wireless |
| Topic 2: VoWLAN Implementation and Troubleshooting | - Configure WLAN for voice - Troubleshoot VoWLAN issues |
| Topic 3: Voice over Wireless LAN (VoWLAN) Fundamentals | - Wireless design considerations for voice - VoWLAN architecture and call flow |
| Topic 4: Quality of Service (QoS) for Wireless Voice | - Implementing QoS on wireless and wired infrastructure - WLC and controller QoS configuration |
| Topic 5: Preparing for High-Bandwidth Wireless Applications | - Bandwidth planning for wireless networks - Support for video and latency-sensitive applications |
Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 Sample Questions:
Refer to the exhibit.
What CoS marking is DSCP EF translated too?
- A. 6
- B. 2
- C. 7
- D. 4
- E. 5
- F. 3
Correct Answer: F 🗳️
Which two statements best describe video conferencing? (Choose two.)
- A. MPEG codecs are commonly used.
- B. Video streams require high-speed compression and decompression.
- C. H.323 codecs are commonly used.
- D. Video streams require maximum quality compression and decompression.
Correct Answer: B,C 🗳️
A network engineer is viewing the QBSS information in a packet sniff. Which two QBSS characteristics are crucial for successful troubleshooting? (Choose two.)
- A. When the client CAC limit is supported, information element number 2 is sent out in the beacons and probe responses on the bg radios.
- B. When the client CAC limit is supported, information element number 1 is sent out in the beacons and probe responses on the bg radios.
- C. When only WMM is enabled, information element number 2 QBSS Load information element is sent out in the beacons and probe responses.
- D. When only WMM is enabled, information element number 1 QBSS Load information element is sent out in the beacons and probe responses.
Correct Answer: B,C 🗳️
Which three options are benefits of U-APSD? (Choose three.)
- A. bandwidth reservation
- B. priority bandwidth and polling
- C. synchronization of the transmission and reception of voice frames
- D. optimized power-save mode periods
- E. increased call capacity
Correct Answer: C,D,E 🗳️
Which three statements are true about load-based Call Admission Control? (Choose three.)
- A. grants a VoWLAN client-initiated call based on the number of active clients associated to the AP
- B. grants a VoWLAN client-initiated call based on channel bandwidth capacity
- C. requires a WMM-enabled client
- D. uses ADDTS action frames
- E. uses the 802.11i specifications
Correct Answer: B,C,D 🗳️
