试题详情
- 单项选择题The network administrator has discovered that the power supply has failed on a switch in the company LAN and that the switch has stopped functioning. It has been replaced with a Cisco Catalyst 2950 series switch.What must be done to ensure that this new switch becomes the root bridge on the network?（）
A、One router is running RIPv1.
B、RIP neighbor is 224.0.0.9.
C、The network contains a loop.
D、Network 10.10.1.0 is reachable.
- A
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