Home » Cisco » 300-320 » Which Cisco NAC Appliance design is the most scalable in large Layer 2-to-distribution implementation?
Which Cisco NAC Appliance design is the most scalable in large Layer 2-to-distribution implementation?
A. Layer 2 out-of-band
B. Layer 2 in-band
C. Layer 3 out-of-band
D. Layer 3 in-band
Correct Answer: B
Explanation/Reference:
Explanation/Reference:
https://www.safaribooksonline.com/library/view/foundation-learning-guide/9780132652933/ch08.html "Layer 2 In-Band Designs
The Layer 2 in-band topology is the most common deployment option.
[.]
This is the most scalable design in large L2-to-distribution environments, because this design can be transparently implemented in the existing network supporting multiple access layer switches. It supports all network infrastructure equipment. The Cisco NAS supports per-userACLs."
