单项选择题

Which parameter， when enabled on a standalone access point， gives the highest priority to a voice packet even when qos is not enabled？（）

A.igmp snooping
B.wmm
C.qos element for wireless phones
D.avvid priority mapping

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When optimizing a standalone point-to-multipoint bridge...

单项选择题

When optimizing a standalone point-to-multipoint bridge installation with eight non-root bridges
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单项选择题

You review the failed attempts logs on an aaa server and find： "unknown network access server error."
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CCNP(642-631)

Which parameter， when enabled on a standalone access point， gives the highest priority to a voice packet even when qos is not enabled？（）