试题详情
- 单项选择题在OSPF路由协议的网络中，OSPF定义了多种网络类型，下面那种网络类型需要选举DR和BDR？（）
A、Point-to-point
B、Nonbroadcast（NBMA）
C、Point-to-multipoint
D、Point-to-multipoint nonbroadcast
- B
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