QUESTION: 25

Your company is deploying a private cloud based on OpenStack and has selected Contrail Networking as their SDN controller. The data center supporting this private cloud will use an IP fabric architecture consisting of QFX Series switches and MX Series routers.

Which two statements are true in this scenario? (Choose two.)

All vRouters maintain identical forwarding tables for all virtual networks.
SDN Gateway devices may contain per-tenant MAC and IP addresses.
Each vRouter maintains separate forwarding tables for various virtual networks.
Spine and leaf devices may contain per-tenant MAC and IP addresses.

Answer(s): B,C

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QUESTION: 26

You are designing a QoS scheme for your data center. You must ensure lossless Ethernet.

What are three protocols that would be used in this scenario? (Choose three.)

TRILL
SPB
ETS
DCBx
PFC

Answer(s): C,D,E

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QUESTION: 27

Which two statements are correct when considering redundancy in a data center design? (Choose two.)

Virtual Chassis is not supported in IP fabric designs.
Routing protocols in an IP fabric must support ECMP.
Redundant power supplies should be wired to the same PDU.
LAG between a server and an IP fabric should be on separate physical leaf devices.

Answer(s): B,D

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QUESTION: 28

When considering environmental conditions in a data center, which two statements are correct? (Choose two.)

The device air intake should face the cold aisle.
Relative humidity that is too low can cause water condensation.
Device exhaust fans should face the cold aisle.
The temperature should be measured at multiple heights.

Answer(s): A,D

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QUESTION: 25

QUESTION: 26

QUESTION: 27

QUESTION: 28