49
PoE Configuration
Wh n configuring PoE, g
e
o to these sections for information you are interested in:
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PoE Overview
PoE Configuration
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ration Example
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PoE Configu
Introd
rnet (PoE)-enabled devices use twisted pairs through electrical ports to supply power
evices (PD) in the network and implement power supply and data transmission
Advantages of PoE
z
es;
rospect: PoE can be applied to IP phones, wireless access points (APs),
rtable devices, card readers, network cameras, and data collection system.
PoE compo
PoE
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is comprised of the power and the PSE functional module. It can implement PD
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PDs receive power from the PSE. PDs include standard PDs and nonstandard PDs. Standard
, network cameras and so
on.
PSE/PDs to network cables.
PoE F
4500
ude:
A Po
following features:
2.3af standard.
PoE Overview
uction to PoE
Power over Ethe
to the remote powered d
simultaneously.
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Reliability: The centralized power supply provides backup convenience, unified management, and
safety.
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Easy connection: Network terminals only require an Ethernet cable, but no external power supply.
Standard: PoE conforms to the 802.3af standard and uses a globally uniform power interfac
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Bright application p
chargers for po
nents
consists of three components: power sourcing equipment (PSE), PD, and power interface (PI).
PSE: PSE
detection, PD power information collection, PoE, power supply monitoring, and power-off for
devices.
PD:
PDs conform to the 802.3af standard, including IP phones, Wireless APs
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PI: PIs are RJ45 interfaces which connect
eatures Supported by Switch
PoE-capable 4500 switches incl
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Switch 4500 PWR 26-Port
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Switch 4500 PWR 50-Port
E-capable Switch 4500 has the
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As the PSE, it supports the IEEE802.3af standard. It can also supply power to the PDs that do not
support the 80
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