On which types of network will OSPF elect a backup designated router?（）A、point-to-point and multiaccessB、point-to-multipoint and multiaccessC、point-to-point and point-to-multipointD、nonbroadcast and broadcast multipointE、nonbroadcast and broadcast multiac

题目

On which types of network will OSPF elect a backup designated router?（）

A、point-to-point and multiaccess
B、point-to-multipoint and multiaccess
C、point-to-point and point-to-multipoint
D、nonbroadcast and broadcast multipoint
E、nonbroadcast and broadcast multiaccess

参考答案和解析

正确答案:E

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