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When troubleshooting the issue， you notice the election of a new root bridge with an unknown MAC address. Knowing that all access ports have the PortFast feature enabled， what would be the easiest way to resolve the issue without losing redundant links？（）

单选题
2022-11-03 21:07
A、Enable bpduguard globally.
B、Enable rootguard.
C、Enable loopguard.
D、Enable spanning tree.
E、Enable UDLD
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正确答案
A
试题解析
标签： CCIE 415Q
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