多项选择题 What are two characteristics of the Cisco Validated Design program?（） (Choose two.)

单项选择题 Why is it appropriate to use conditional label advertising when deploying MPLS?（）

单项选择题 Refer to the exhibit. This shows the NetFlow statistics for a router. You are analyzing the traffic pattern and you are interested in the percentage of packets between 32 and 64 bytes in size and the number of flows in progress. Which of these identifies both numbers correctly?（）