Prepare with Cisco 642-742 exam practice material, pass for sure
Updated: Oct 19, 2026
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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 |
| Exam Format: | Multiple choice, Simulation-based questions, Multiple response |
| Exam Duration: | 90 minutes |
| Available Languages: | English |
| Certificate Validity Period: | 3 years (Cisco certification validity cycle) |
| Related Certifications: | CCNP Wireless CCNA Wireless |
| Passing Score: | Variable (typically around 790/1000, Cisco scaled scoring) |
| Exam Price: | USD 300 (varies by region) |
| Real Exam Qty: | Approximately 55–65 |
| Recommended Training: | Cisco Authorized Training Courses Cisco Learning Network - Wireless Training Resources |
| Exam Registration: | Cisco Certification Exam Registration (Pearson VUE) |
| Sample Questions: | Cisco 642-742 Sample Questions |
| 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: Cisco Unified Wireless Architecture | - Access point and controller interaction - Controller-based WLAN design |
| Topic 2: Call Admission Control (CAC) | - CAC mechanisms in WLAN environments - Bandwidth management for voice sessions |
| Topic 3: Wireless Voice Fundamentals | - 802.11 standards and voice considerations - Voice over WLAN concepts |
| Topic 4: Voice Deployment and Troubleshooting | - Common voice quality issues and diagnostics - VoWLAN deployment best practices |
| Topic 5: QoS for Wireless Voice | - WMM (Wi-Fi Multimedia) and prioritization - End-to-end QoS design |
| Topic 6: 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:
After implementing mesh with an IP surveillance camera connected to the LAN port on a RAP, the engineer notices that QoS is not being marked. In this setup, what device is responsible for marking upstream traffic from the camera?
- A. Wireless Controller
- B. RAP
- C. First-Hop Router
- D. IP Camera
- E. MAP
Correct Answer: D 🗳️
What three changes occur when you replace a legacy 802.11a/b/g Cisco AP with an 802.11a/b/g/n Cisco 3500 Series AP? (Choose three.)
- A. increased data rate at reduced distance
- B. benefits in both 2.4 and 5 GHz
- C. increased data rate at same distance
- D. benefits in 5 GHz only
- E. increased data rate at increased distance
- F. benefits in 2.4 GHz only
Correct Answer: A,B,C 🗳️
When a Vocera badge performs a broadcast call in a properly configured VoWLAN using WLC v7.0, which two choices indicate how the QoS is marked? (Choose two.)
- A. Upstream marked as ToS CS4.
- B. Downstream marked as Best Effort.
- C. Upstream marked as Best Effort.
- D. Upstream marked as DSCP EF.
- E. Downstream marked as DSCP EF.
- F. Downstream marked as Silver.
Correct Answer: B,D 🗳️
A hospital is implementing wireless mobile carts outfitted to provide High-Definition IPTV access for patients. The end-user will need to be able to move around, while maintaining a high definition stream with as few artifacts as possible while viewing. What three technologies need to be utilized to guarantee access at this requirement and how would they be configured? (Choose three.)
- A. set controller to Multicast-to-Unicast mode
- B. configure the video stream under Media Streams with "High" template
- C. configure the video stream under Media Streams with "Medium" template
- D. set SSID QoS to gold
- E. set SSID QoS to platinum
- F. set controller to Multicast-to-Multicast mode
Correct Answer: B,D,F 🗳️
A Cisco 7925 phone at a client's location is not registering with CUCM. The engineer analyzes a packet capture, sees that the phone receives an IP, and downloads the proper configuration file from TFTP successfully. What type of messages should the phone be sending at this point?
- A. SCCP
- B. H.323
- C. MCGP
- D. H.245
Correct Answer: A 🗳️
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