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單項(xiàng)選擇題

For acceptable voice calls, the packet error rate should be no higher than what value?（）

A.0.1%
B.1%
C.2.5%
D.25%

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多項(xiàng)選擇題

Which three of these are elements of the Cisco Unified Wireless Network architecture?（）

A. cell phones
B. remote access
C. mobility services
D. network management
E. network unification
F. network decentralization

單項(xiàng)選擇題

To ensure quality, what is the maximum end-to-end transit time in milliseconds on a voice network?（）

A.50
B.100
C.150
D.200
E.250

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