单项选择题
A. the CIR rate of the lowest speed connection multiplied by the number of circuits
B. the CIR rate of the lowest speed connection
C. the CIR rate of the highest s peed connection
D. the sum of all the CIRs divided by the number of connections
多项选择题 Which three statements about the EIGRP routing protocol are true?（）
单项选择题 After DUAL calculations, a router has identified a successor route, but no routes have qualified as a feasible successor. In the event that the current successor goes down, what process will EIGRP use in the selection of a new successor?（）
多项选择题 Based on the exhibited output, which three statements are true?（）