JNCIS-ENT: Juniper Networks Certified Specialist – Enterprise Routing and Switching (2024) — Question 4

What are two benefits of 802.3ad link aggregation? (Choose two.)

Answer options

• A. It increases bandwidth.
• B. It ensures symmetrical paths.
• C. It simplifies interface configuration.
• D. It creates physical layer redundancy.

Correct answer: A, D

Explanation

The correct answers are A and D; link aggregation increases bandwidth by combining multiple links into a single logical link, enhancing overall throughput. Additionally, it offers physical layer redundancy since if one link fails, the others can continue to handle traffic. Options B and C are not primary benefits of 802.3ad link aggregation.