Study with Cisco : 642-742 Exam Torrent as your best preparation materials
Last Updated: Oct 12, 2026
No. of Questions: 190 Questions & Answers with Testing Engine
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Cisco 642-742 Practice Q&A's
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Updates should not be a separate purchase. Every 642-742 exam package at SurePassExams includes free updates for 365 days, keeping the Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 materials current for your entire preparation window — and in 2026, extending that service afterward costs half price with the renewal discount.
Cisco 642-742 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 |
| Exam Number: | 642-742 |
| Exam Duration: | 90 minutes |
| Available Languages: | English |
| Related Certifications: | CCNA Wireless CCNP Wireless |
| Certificate Validity Period: | 3 years (Cisco certification validity cycle) |
| Real Exam Qty: | Approximately 55–65 |
| Passing Score: | Variable (typically around 790/1000, Cisco scaled scoring) |
| Exam Format: | Simulation-based questions, Multiple response, Multiple choice |
| Exam Price: | USD 300 (varies by region) |
| Recommended Training: | Cisco Learning Network - Wireless Training Resources Cisco Authorized Training Courses |
| Exam Registration: | Cisco Certification Exam Registration (Pearson VUE) |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Proctored exam delivered via Pearson VUE (online or authorized test center) |
| Pre Condition: | No strict prerequisites, but CCNA Wireless or equivalent knowledge recommended. |
| Official Syllabus URL: | https://www.cisco.com/c/en/us/training-events/training-certifications/exams.html |
Cisco 642-742 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: QoS for Wireless Voice | - End-to-end QoS design - WMM (Wi-Fi Multimedia) and prioritization |
| Topic 2: Wireless Voice Fundamentals | - Voice over WLAN concepts - 802.11 standards and voice considerations |
| Topic 3: Call Admission Control (CAC) | - Bandwidth management for voice sessions - CAC mechanisms in WLAN environments |
| Topic 4: Voice Deployment and Troubleshooting | - Common voice quality issues and diagnostics - VoWLAN deployment best practices |
| Topic 5: Roaming and Mobility | - Layer 2 and Layer 3 roaming behavior - Fast secure roaming (CCKM, 802.11r concepts) |
| Topic 6: Cisco Unified Wireless Architecture | - Controller-based WLAN design - Access point and controller interaction |
642-742 Exam FAQ: Study Formats and Exam Facts
Registration for the 642-742 exam runs through these official channels:
Given the exam's cost, book your sitting when your mock-exam results — not your calendar — say you are ready.
The 642-742 exam contains Approximately 55–65 questions with 90 minutes minutes to complete them. The PC test engine and the online test engine both let you rehearse under the same time pressure, so pacing stops being a variable on exam day.
No strict prerequisites, but CCNA Wireless or equivalent knowledge recommended.
Passing the 642-742 exam requires Variable (typically around 790/1000, Cisco scaled scoring), and registration costs USD 300 (varies by region). That fee is exactly why candidates worry about wasting money on a failed attempt — and why structured preparation with verified answers is worth more than hopeful improvisation.
Same Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 content, different reach. The PC test engine runs on Windows, simulates the formal exam atmosphere, and shows you where your shortcomings and strengths lie — with no limit on the number of computers you install it on. The online test engine is available only at SurePassExams: it runs on Windows, Mac, Android, and iOS, and once loaded it works without internet, so you can practice the 642-742 exam questions on any device, at any time, anywhere. Both are built from the same daily-checked question bank.
The official outline divides the 642-742 exam into weighted domains, including:
- Wireless Voice Fundamentals ()
- Call Admission Control (CAC) ()
- Cisco Unified Wireless Architecture ()
The Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 practice questions at SurePassExams follow these same objectives across all three formats — PDF, PC engine, and online engine.
Work with your constraints, not against them. Short, regular sessions beat rare marathon ones: run a timed mock early to map your shortcomings, then spend your limited hours on those weak areas using the expert-verified answers to close each gap. The 642-742 exam bank is organized around the official objectives, so nothing you study is off-topic — and the online engine turns commutes and queues into usable Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 practice time.
Cisco recommends these training resources for candidates:
If your schedule allows only one supplement to self-study, make it timed practice with verified answers — it converts knowledge into exam performance.
The 642-742 exam is the official assessment behind the Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 certification from Cisco. Many candidates come to it at a career plateau, looking for a credential that demonstrates verified, practical command of the published objectives. The exam rewards preparation — and preparation is the one part of the process fully under your control.
Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 Sample Questions:
What protocol can be enabled to listen in on IPv4 multicast streams and maintain a map of what each client requests on a wireless LAN controller?
- A. MLD
- B. NTP
- C. IGMP
- D. ICMP
- E. PAP
- F. SIP
Correct Answer: C 🗳️
Which statement best describes the ideal VoWLAN design?
- A. larger cells with higher data rates enabled and WPA2 to secure voice conversations
- B. smaller cells with higher data rates enabled and admission control enabled through WMM
- C. smaller cells with higher data rates enabled and no overlap to prevent co-channel interference
- D. smaller cells with all data rates enabled to ensure that all clients can associate
Correct Answer: B 🗳️
Controllers in a mobility group must all have which of these characteristics in common?
- A. mobility domain name, version of controller code, and Control and Provisioning of Wireless Access Points mode
- B. mobility group name, version of controller code, Control and Provisioning of Wireless Access Points mode, ACLs, and WLANs (SSIDs)
- C. mobility domain name, version of controller code, Control and Provisioning of Wireless Access Points mode, ACLs, and WLANs (SSIDs)
- D. mobility group name, version of controller code, and Control and Provisioning of Wireless Access Points mode
Correct Answer: B 🗳️
A customer reports that wireless clients are not able to receive multicast data from known working multicast servers on the wired network. The client is connecting at the highest mandatory wireless rate of 24 Mbps and the wireless controller is configured for multicastunicast mode. What three actions should the engineer take next to troubleshoot the issue? (Choose three.)
- A. verify Multicast Listener Discovery (MLD) v1 snooping has been enabled to keep track of and deliver IPv4 multicast flows
- B. verify that the L3 interfaces are configured for pim sparse-dense-mode on the VLAN servicing the wireless access points as well as the wireless controller's management VLAN
- C. verify that Global Multicast mode has been enabled
- D. change the wireless controller from Multicast-Unicast mode to Multicast-Multicast mode and assign a multicast address in the 239.X.X.X/8 subnet
- E. make sure the highest mandatory rate is set to 54 Mbps so that the multicast traffic has sufficient bandwidth
- F. verify that IGMP snooping is disabled on the wireless controller since the access points are handling IGMP messages from the clients
Correct Answer: B,C,D 🗳️
Which statement is correct for the LWAPP/CAPWAP AP upstream encapsulated frame for a WMM-associated client frame that is centrally switched running v5.2?
- A. Wireless client 802.11p classification is translated to a wired 802.1p CoS priority.
- B. Wireless client WMM UP classification is translated to a wired 802.1p CoS priority.
- C. Wireless client 802.11p classification is translated to a wired DSCP priority.
- D. Wireless client WMM UP classification is translated to a wired DSCP priority.
Correct Answer: D 🗳️
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