Huawei
H12-811_V1.0 · Question #913
H12-811_V1.0 Question #913: Real Exam Question with Answer & Explanation
The correct answer is A. Bridge ID. The Bridge ID, a combination of bridge priority and MAC address, is used to determine the root bridge in STP. The switch with the lowest Bridge ID becomes the root bridge. If bridge priorities are identical, the switch with the lowest MAC address is selected as the root bridge.
Question
Which of the following parameters is used to elect the root bridge in STP?
Options
- ABridge ID
- BSystem name of the switch
- CPort ID
- DRoot path cost
Explanation
The Bridge ID, a combination of bridge priority and MAC address, is used to determine the root bridge in STP. The switch with the lowest Bridge ID becomes the root bridge. If bridge priorities are identical, the switch with the lowest MAC address is selected as the root bridge.
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