Which protocol does an access point use to draw power from a connected switch?

The correct answer is C. Cisco Discovery Protocol. PoE switches support Cisco pre-standard PD detection mechanisms, and any Standards based compliant PDs. Most Cisco made PDs, pre-standard or standard, support Cisco Discovery Protocol (CDP). Once power is applied to a port that contains a pre-standard or standard Cisco PD, CDP is

Submitted by sofia.br· Mar 5, 2026Network Access

Question

Options

AInternet Group Management Protocol
BAdaptive Wireless Path Protocol
CCisco Discovery Protocol
DNeighbor Discovery Protocol

How the community answered

(32 responses)

A
3% (1)
B
3% (1)
C
94% (30)

Explanation

PoE switches support Cisco pre-standard PD detection mechanisms, and any Standards based compliant PDs. Most Cisco made PDs, pre-standard or standard, support Cisco Discovery Protocol (CDP). Once power is applied to a port that contains a pre-standard or standard Cisco PD, CDP is used in order to determine the actual power requirement, and the system power budget is adjusted accordingly.

Topics

#Power over Ethernet#CDP#Wireless APs

Community Discussion

No community discussion yet for this question.

Full 200-301 Practice