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Cisco 642-742 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Wireless Voice Fundamentals | - 802.11 standards and voice considerations - Voice over WLAN concepts |
| Topic 2: Voice Deployment and Troubleshooting | - Common voice quality issues and diagnostics - VoWLAN deployment best practices |
| Topic 3: Cisco Unified Wireless Architecture | - Controller-based WLAN design - Access point and controller interaction |
| Topic 4: Roaming and Mobility | - Layer 2 and Layer 3 roaming behavior - Fast secure roaming (CCKM, 802.11r concepts) |
| Topic 5: Call Admission Control (CAC) | - Bandwidth management for voice sessions - CAC mechanisms in WLAN environments |
| Topic 6: QoS for Wireless Voice | - WMM (Wi-Fi Multimedia) and prioritization - End-to-end QoS design |
Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 Sample Questions:
1. What are the benefits from enabling TSM for a VoWLAN using a WLC v7.0?
A) provides packet loss covering the end-to-end voice path on all links and additional parameters on VoWLAN segment
B) provides packet loss, latency, and additional parameters on VoWLAN call segment
C) provides packet loss and latency covering the end-to-end voice path on all links
D) provides packet loss and latency covering the end-to-end voice path on all links and additional parameters on the VoWLAN segment
2. Refer to the exhibit.
What CoS marking is DSCP EF translated too?
A) 2
B) 4
C) 6
D) 5
E) 3
F) 7
3. An engineer is designing a wireless infrastructure to support secured wireless access for Cisco 7925 series phones. What 802.1X authentication protocol would create the least overhead for authentication, while also securely transporting credentials?
A) PEAP-EAP-GTC
B) PEAP-EAP-MSCHAPv2
C) EAP-FAST
D) PEAP-EAP-TLS
E) EAP-TLS
F) EAP-MSCHAPv2
4. When implementing video teleconferencing over a wireless network, which three attributes should be considered when cell planning? (Choose three.)
A) number of users on the network
B) client association
C) packet loss
D) jitter
E) throughput
F) latency
5. Assuming 30% total overhead and no other clients on an AP, how many single stream 802.11n 2.4GHz IP cameras that output a 6 Mbps video feed could one 802.11n AP support?
A) 8 cameras
B) 12 cameras
C) 16 cameras
D) 4 cameras
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: E | Question # 3 Answer: C | Question # 4 Answer: C,D,F | Question # 5 Answer: A |
