CCNP系列認證CCNP(642-741)單項選擇題每日一練(2019.01.22)

來源：考試資料網(wǎng)

1 Which statement describes the call behavior of the Cisco Unified Wireless IP Phone 7921G when it roams from 802.11b to 802.11a?（）

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2 An LWAPP encapsulated packet is being sent from the Cisco WLC v5.2 to the AP for a wireless WMM client. Can the LWAPP frame be altered to change the resulting final WMM queue for transmission on an 802.11 client?（）

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3 Which protocol is used by multicast to prevent loops?（）

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4 What frame type is used to signal TSPEC reservation from a client?（）

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5 What must be true about the client before upstream traffic stream metrics can be displayed on the Cisco WLC?（）

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