ICND2: Interconnecting Cisco Networking Devices Part 2 (legacy) — Question 123

Which technology can identify and classify mission-critical applications for path selection?

Answer options

• A. PBR
• B. NBAR
• C. PfR
• D. QoS C

Correct answer:

Explanation

The correct answer is NBAR, which stands for Network-Based Application Recognition. NBAR can identify and classify applications based on their traffic patterns, which is essential for making informed path selection decisions. The other options, while related to traffic management and routing, do not specifically focus on application identification and classification.