单项选择题
A.8
B.6
C.30
D.32
E.14
F.16
多项选择题 Why do large OSPF networks use a hierarchical design?()
单项选择题 Which parameter or parameters are used to calculate OSPF cost in cisco routers?()
单项选择题 You are working in a data center environment and are assigned the address range 10.188.31.0/23.You are asked to develop an IP addressing plan to allow the maximum number of subnets with as many as 30 hosts each.Which IP address range meets these requirements?()