4-2-13. PoE
Power Over Ethernet (PoE) technology allows IP telephones, wireless LAN
access points, and other powered devices (PDs) to receive power and transfer data
over existing LAN cabling.
Function name:
Power over Ethernet configuration
Function description:
In PoE Port Management function, user can configure the settings about PoE.
The switch complies with IEEE 802.3af protocol and be capable of detecting
automatically that whether the device linked to the port on the switch is PD
(Powered Device) or not. The switch also manage the power supplement
based on the Class of the PD, and it will stop supplying the power once the
power required by the PD excesses the Class, Short Circuit or over
temperature occurs.
Fig. 4-17 PoE Setting
Parameter description:
PoE Enabled:
To evoke to enable which port supply the power to the PD.
Priority:
Three options are offered for the user to choose, including Normal, Low
and High. Default is Normal. The switch will stop supplying the power to
the port based on the order of the priority Low
Normal
High in case
total power required by all PDs linked to the switch excesses the power
limit. As the ports have the same priority, then the switch will cease the
power supplement from the port with the highest port id (12
1).
Allocation (W):
The power is consumed by the port.
Publication date:Nov., 2012
Revision A1
71
