300-430 Implementing Cisco Enterprise Wireless Networks (300-430 ENWLSI)

Which statement about the VideoStream/Multicast Direct feature is true?

  • A. IP multicast traffic is reliable over WLAN by default as defined by the IEEE 802.11 wireless multicast delivery mechanism.
  • B. Each VideoStream client acknowledges receiving a video IP multicast stream.
  • C. It converts the unicast frame to a multicast frame over the air.
  • D. It makes the delivery of the IP multicast stream less reliable over the air, but reliable over Ethernet.
Answer: Option B.
Explanation: 

Reference: https://www.cisco.com/c/en/us/td/docs/wireless/controller/8-1/configuration-guide/b_cg81/multicast_broadcast_setup.html

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