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單項選擇題

QoS policies are applied on the switches of a LAN. Which type of command will show the effects of the policy in real time?（）

A. show command
B. debug command
C. configuration command
D. rommon command

單項選擇題

How many subnets can be gained by subnetting 172.17.32.0/23 into a /27 mask, and how many usable host addresses will there be per subnet?（）

A. 8 subnets, 31 hosts
B. 8 subnets, 32 hosts
C. 16 subnets, 30 hosts
D. 16 subnets, 32 hosts
E. A Class B address can't be subnetted into the fourth octet.