单项选择题
Which class-of-service component allows you to define the bandwidth allocated to different traffic types?（）
A. classification B. rewrite marking C. scheduling D. queuing
单项选择题 Random early detection (RED) is associated with which class of service component?（）
多项选择题 What are three benefits of class of service?（）
单项选择题 Using the routing table shown in the exhibit, what will be the next-hop IP address used for a destination IP address of 192.168.1.1?（）
