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Exam JN0-348 topic 1 question 12 discussion

Actual exam question from Juniper's JN0-348
Question #: 12
Topic #: 1
[All JN0-348 Questions]

Which two statements are correct regarding the root bridge election process when using STP? (Choose two.)

  • A. A lower system MAC address is preferred.
  • B. A higher bridge priority is preferred.
  • C. A lower bridge priority is preferred.
  • D. A higher system MAC address is preferred.
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Suggested Answer: AC 🗳️

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Highly Voted 5 years, 1 month ago
answer is AC: lower priority and lower MAC
upvoted 10 times
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jcychan03
Most Recent 3 years, 7 months ago
AC is correct
upvoted 1 times
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sja
4 years, 8 months ago
Switch with lower priority value is elected as the root bridge. If the priority values are equal for multiple switches then STP evaluates the system MAC addresses and elects the switch with the lowest MAC address as the root bridge.
upvoted 3 times
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Fellowes1689
4 years, 12 months ago
Look it up yourself: https://en.wikipedia.org/wiki/Spanning_Tree_Protocol#Select_a_root_bridge_and_the_bridge_ID
upvoted 3 times
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Irgond07
5 years ago
correct answere is AC
upvoted 3 times
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Cryavos
5 years, 1 month ago
This is wrong. Higher Bridge Priority is always preferred.
upvoted 1 times
Elvenking
2 years, 8 months ago
Breaking it down it should read as follows: lower priority number has higher eligibility to become root...
upvoted 1 times
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B (20%)
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