单项选择题
A.The path of the packets will be R3 to R2 to R1.
B.The path of the packets will be R3 to R1 to R2.
C.The path of the packets will be both R3 to R2 to R1 and R3 to R1.
D.The path of the packets will be R3 to R1
单项选择题 Two routers named Atlanta and Brevard are connected via their serial interfaces as illustrated, but they are unable to communicate. The Atlanta router is known to have the correct configuration.Given the partial configurations, identify the fault on the Brevard router that is causing the lack of connectivity？（）
单项选择题 What is the purpose of the inverse ARP?（）
单项选择题 Which command can be used to verify the DLCI destination address in a Frame Relay static configuration?（）
