JNCIE-SP: Juniper Networks Certified Expert – Service Provider (2021) — Question 8

Your company is deploying a private cloud based on OpenStack and has selected Contrail Networking as its SDN controller. Which two statements are true in this scenario? (Choose two.)

Answer options

• A. Underlay tunnels are established between virtualized and bare-metal servers.
• B. MPLS over UDP tunnels are supported.
• C. Overlay tunnels are established between virtualized and bare-metal servers.
• D. MPLS over GRE tunnels are supported.

Correct answer: C, D

Explanation

The correct answers are C and D because Contrail Networking establishes overlay tunnels to facilitate communication between virtualized environments and supports MPLS over GRE for efficient data transport. Options A and B are incorrect as they do not accurately describe the capabilities of Contrail Networking in this scenario.