Cisco 642-742

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Cisco 642-742 Exam Syllabus Topics:

Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 Sample Questions:

Question #1
Enhanced distributed channel access provides contention-free access to the channel for a period. What is the name of this amendment?

A. 802.1d
B. 802.1p
C. WMM
D. 802.1e
E. 802.1q

Question #2
A WLC v7.0 is configured for multicast with WLC-to-AP multicast mode using IP address 239.10.10.10, IGMP snooping enabled, and all other parameters set to default. Which two statements describe how a wired ingress broadcast and multicast frame are handled? (Choose two.)

A. WLC will forward the multicast frame to all APs and then to all WLANs.
B. WLC will forward the multicast frame to all APs and then to only WLANs with active clients.
C. WLC will drop the broadcast frame.
D. WLC will drop the multicast frame.
E. WLC will forward a multicast frame to only APs and their respective WLANs with active clients.
F. WLC will forward the broadcast frame to all APs and then to all WLANs.
G. WLC will forward a broadcast frame to only APs and their respective WLANs with active clients.
H. WLC will forward the broadcast frame to all APs and then to only WLANs with active clients.

Question #3
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. RAP
B. Wireless Controller
C. MAP
D. IP Camera
E. First-Hop Router

Question #4
A wired packet that is marked for QoS priority CS4 arrives on VLAN-4 at the Cisco WLC v7.0, with a destination of a WLAN SSID-4. The Cisco WLC is configured for the wired and wireless QoS level of Silver. The infrastructure routers and switches have incorrect QoS configurations. They have mismarked the CAPWAP outer header to a QoS priority EF.
Which statement is true about how the packet is sent from the AP to the final non-WMM wireless client?

A. The AP sends the packet with an 802.11 priority tag of 3 (Silver).
B. The AP sends the packet with an 802.11 priority tag of 5 (Gold).
C. The AP sends the packet with an 802.11 priority tag of 0 (Best Effort).
D. The AP sends the packet with an 802.11 priority tag of 6 (Platinum).

Question #5
A network engineer is configuring CAC on a WLC. If CAC is configured with 85% of the total radio bandwidth on a 5-GHz radio, how many clients can be accommodated?

A. 15
B. 5
C. 12
D. 22

Solutions: