OSPF is a link-state routing protocol.It is designed to be run internal to a single(71)system.Each OSPF router maintains an iden

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问题 OSPF is a link-state routing protocol.It is designed to be run internal to a single(71)system.Each OSPF router maintains an identical  (72)describing the autonomous system’s  topology.From this database,a routing table is calculated by constructing a shortest-path  (73).OSPF recalculates routes quickly in the face of topological changes,utilizing a  minimum ofrouting (74)traffic.OSPF provides support for equal—cost multipath.An area  routing capability is provided,enabling an additional level of routing protection and a  reduction in routing protocol(75).
(74)

选项 A、protocol
B、network
C、broadcast
D、multipath

答案A

解析
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