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CPD protocol ?

Power is delivered only to IP phones and not to computers. This is done with what protocol?

a) CPD

b) VLAN

c) MPLS

D) QoS

My answer is CPD, but what is CPD?

2 REPLIES
New Member

Re: CPD protocol ?

Actually, CDP (Cisco Discovery Protocol) detection is one of the last steps in an inline power detection sequence. A Fast Link Pulse (FLP) is used by Catalyst switches to determine whether a device needs power.

Read more about it at:

http://www.cisco.com/en/US/customer/products/hw/phones/ps379/products_tech_note09186a00801189b5.shtml

Neill

Re: CPD protocol ?

Hi Neill

I agree with you, but problem is that we have Sales Expert exam and that question was in it. Problem was with word CPD.

I suppose that was the misspelled.

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