JNCIS-ENT: Juniper Networks Certified Specialist – Enterprise Routing and Switching (2024) — Question 44

Which two elements are used to create the STP bridge ID? (Choose two.)

Answer options

• A. the root port number
• B. the bridge priority value
• C. the system MAC address
• D. the port cost

Correct answer: B, C

Explanation

The correct answer includes the bridge priority value and the system MAC address, as these are the two components that together establish the STP bridge ID. The root port number and port cost are not applicable in this context, as they pertain to different aspects of the Spanning Tree Protocol.