试题详情
- 单项选择题What is the function of the helper router during a restart event in OSPF?（）
A、Sends Rapid Hellos to the restarting router.
B、Maintains Adjancency with restarting router.
C、Sends periodic DD packets to the restarting router.
D、Floods Type 9 LSAs to all routers indicating a restarting event.
- B
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