单项选择题
A.Configure a separate sub-interface for each PVC with a unique DLCI and subnet assigned to the sub-interface
B.Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic
C.Configure many sub-interfaces on the same subnet
D.Configure a single sub-interface to establish multiple PVC connections to multiple remote router interfaces
单项选择题 Which command reveals the last method used to powercycle a router?（）
单项选择题 Which protocols are found in the network layer of the OSI reference model and are responsible for path determination and traffic switching?（）
单项选择题 Which IPV6 routing protocol uses multicast group FF02：：8 to send updates？（）