: Which best practice should be used to calculate PoE requirements for Cisco collaboration endpoints?

[answerhappygod]

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Which best practice should be used to calculate PoE requirements for Cisco collaboration endpoints?

A. Attach all endpoints first and then use a power reporting tool to document the power requirements.
B. Assume that all ports with PoE endpoints attached will require 7 watts.
C. Assume that all ports will require 15.4 watts regardless of attached endpoints.
D. Select the endpoint device that requires the most power and assume that all endpoint devices will require the same amount.
E. Determine the power requirements of each of your endpoints and plan to support that amount.