Purchase Cisco : 642-742 Exam Materials and then pass exam easily
Updated: Sep 01, 2026
No. of Questions: 190 Questions & Answers with Testing Engine
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Cisco 642-742 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 |
| Exam Number: | 642-742 |
| Related Certifications: | CCNP Wireless |
| Real Exam Qty: | 188 |
| Available Languages: | English |
| Exam Format: | Multiple choice |
| Sample Questions: | Cisco 642-742 Sample Questions |
| Exam Way: | Onsite at test center or online proctored |
| Pre Condition: | Recommended: Knowledge of wireless networking (e.g., IUWNE or equivalent) and CCNP Wireless track |
| Official Syllabus URL: | https://www.cisco.com/site/us/en/learn/training-certifications/exams/index.html |
Cisco 642-742 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Multicast over Wireless | - Multicast concepts and implications for wireless - Configure and troubleshoot multicast over wireless |
| Quality of Service (QoS) for Wireless Voice | - WLC and controller QoS configuration - Implementing QoS on wireless and wired infrastructure |
| Voice over Wireless LAN (VoWLAN) Fundamentals | - VoWLAN architecture and call flow - Wireless design considerations for voice |
| Preparing for High-Bandwidth Wireless Applications | - Support for video and latency-sensitive applications - Bandwidth planning for wireless networks |
| VoWLAN Implementation and Troubleshooting | - Troubleshoot VoWLAN issues - Configure WLAN for voice |
Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 Sample Questions:
Question 1
Using proper VoWLAN design practice, what would be the Cisco recommended total number of calls for a properly designed 802.11a cell to ensure call quality?
A. 14
B. 27
C. 4
D. 25
E. 20
F. 7
Question 2
An engineer has installed a new voice WLAN. Which three configurations would the engineer verify for QoS on the controller? (Choose three.)
A. client band select
B. client load balancing
C. IEEE 802.1X and Cisco Centralized Key Management
D. WMM allowed
E. Platinum QoS for the VoWLAN
F. DHCP address assignment required
Question 3
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. -60 dBm
B. -73 dBm
C. -62 dBm
D. -70 dBm
E. -55 dBm
F. -67 dBm
Question 4
Enhanced distributed channel access provides contention-free access to the channel for a period. What is the name of this amendment?
A. 802.1e
B. 802.1q
C. 802.1d
D. 802.1p
E. WMM
Question 5
Which attribute does the VoWLAN Readiness Tool of WCS v7.0 use to predict acceptable conditions?
A. QBSS
B. SNR
C. PER
D. RSSI
E. WMM
Solutions:
| Question 1 Answer: E | Question 2 Answer: C,D,E | Question 3 Answer: C | Question 4 Answer: A | Question 5 Answer: D |
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