单项选择题 There are six phases of the Cisco Network Lifecycle Services framework. What are they?（）

单项选择题 Optimize is one of the six phases of the Cisco Lifecycle Services framework. Which of the following in the optimize phase allows you to assess the routing and switching system, as well as recommend actions, including optimizing device configurations, capacity planning, etc.?（）

单项选择题 As an experienced technician, you are responsible for Technical Support in your company. One of the trainees is asking you some quest|ons on the basis of the following output information. He is wondering, as to interface Fa0/0, assuming that the queue depth value for class "newclass" reaches 40, how many packets will be dropped concerning dscp afll traffic?（）