L2 - Arista’s Universal Cloud Network (UCN) Architecture

Question 1

What is Arista’s Universal Cloud Network (UCN) Architecture, and what are the key principles that underlie its design?

Answer 1

Answer: UCN Architecture is a network design that is tailored for cloud environments, providing a highly scalable and resilient infrastructure. It is built on leaf-spine topology, automation, and VXLAN.

Explanation: This question evaluates the candidate’s understanding of UCN architecture, its core principles, and its alignment with cloud networking requirements.

Question 2

How does Arista’s UCN architecture contribute to improving the efficiency and performance of cloud networks?

Answer 2

Answer: UCN Architecture improves efficiency by:
- eliminating network bottlenecks.
- ensuring low-latency.
- automated provisioning and scaling.
- MLAG and spine redundancy.

Explanation: This question assesses the candidate’s ability to connect UCN Architecture with improvements in network efficiency and performance in a cloud environment.