单项选择题
On what kinds of networks does OSPF elect a backup designated router?（）
A. Point-to-point and point-to-multipoint networks
B. Nonbroadcast and broadcast multipoint multicasting
C. Point-to-point and multi-access broadcasting
D. Point-to-multipoint and multi-access broadcasting
E. Nonbroadcast and broadcast multi-access
相关考题
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多项选择题
Which of the following are characteristics of OSPF areas?（）
A. Hierarchical OSPF networks need to be in one area
B. Multiple OSPF areas must connect to area 0
C. Single area OSPF networks must be configured in area 1
D. Areas can be assigned any number from 0 to 63535
E. Area 0 is called the backbone area
F. Each OSPF area need to be configured with a loopback interface -
多项选择题
What are some of the characteristics of the OSPF routing protocol?（）
A. It confines network instability to a single area of network.
B. It increases the routing overhead of the network
C. It supports VLSM
D. It routes between Autonomous Systems.
E. It allows extensive control of routing updates
F. None of the above -
单项选择题
If the bandwidth of an OSPF interface is 64, what would be the calculated cost of the link?（）
A. 1
B. 10
C. 1562
D. 64000
E. 128000
F. None of the above
