單項(xiàng)選擇題

On the assumption that every OSPF router in a particular area is configured with there is no loopback interface set?（）

A. The IP address of the first Fast Ethernet interface.
B. The IP address of the console management interface.
C. The highest IP address among its active interfaces.
D. The lowest IP address among its active interfaces.
E. There will be no router ID until a loopback interface is configured.

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單項(xiàng)選擇題

Under which circumstance, ie network type, would an OSPF router establish a neighbor adjacency, even though the DR/BDR election process was not performed?（）

A. Point-to-point
B. Broadcast multicast
C. Nonbroadcast multicast
D. Backbone area 0
E. Virtual Link

單項(xiàng)選擇題

A routing table contains static, RIP, and IGRP routes destined to the same network with each route set to its default administrative distance. Which route will be the preferred route?（）

A. The RIP route
B. The static route
C. The IGRP route
D. All three will load balance.