13
Cisco Small Business 200 Series Smart Switch Administration Guide 171
Port Management: PoE
The Power over Ethernet (PoE) feature is only available on PoE-based devices. For a list of PoE-based
devices, refer to the Device Models section.
This section describes how to use the PoE feature.
It covers the following topics:
• PoE on the Device
• PoE Properties
• PoE Settings
PoE on the Device
A PoE device is Power Sourcing Equipment (PSE) that delivers electrical power to a connected Powered
Devices (PD) over existing copper cables without interfering with the network traffic, updating the physical
network or modifying the network infrastructure.
See Device Models for information concerning PoE support on various models.
PoE Features
PoE provides the following features:
• Eliminates the need to run 110/220 V AC power to all devices on a wired LAN.
• Removes the necessity for placing all network devices next to power sources.
• Eliminates the need to deploy double cabling systems in an enterprise significantly decreasing
installation costs.