IGPS-9080 Series User Manual
ORing Industrial Networking Corp
148
5.12 PoE
5.12.1 Configurations
PoE (Power Over Ethernet) is a technology that transmits electrical power to devices such as
IP telephones, wireless LAN access points, and IP cameras over standard Ethernet cables.
The ability is very useful in places where power supply is difficult or expensive deploy.
Label
Description
Reserved Power
determined by
There are three modes available when configuring the reserved
power of each port or power devices.
Allocation
: users can allocate the amount of power that each port
reserves. The allocated/reserved power for each port/power
device is specified in the Maximum Power field.
Class
: each port automatically determines how much power to
reserve according to the class the connected power device
belongs to, and then reserves the power accordingly. Four
different port classes are available, including 4, 7, 15.4, and 30
Watts. In this mode, the maximum power field will gray out.
LLDP-MED
: this mode is similar to the
Class
mode expect that
each port determines the amount power it wants to reserve by
exchanging PoE information using the LLDP protocol. If no LLDP
information is available for the port, the port will reserve power
using the
Class
mode. In this mode, the maximum power fields
