Black Box LPB2910A User Manual page 152

2. Specify the Reserved Power determined and Power Management mode. Specify the PoE or PoE++
and P riority.
3. Click A pply.
Figure 2 -­‐13.1: The P oE C onfiguration
Parameter d escription:
Power S upply C onfiguration
Reserved P ower d etermined b y:

There a re t hree m odes f or c onfiguring h ow t he p orts/PDs m ay r eserve p ower.
1. Allocated mode: In this mode, the user allocates the amount of power that each port may
reserve. T he a llocated/reserved p ower f or e ach p ort/PD i s s pecified i n t he M aximum P ower f ields.
2. Class mode: In this mode, each port automatically determines how much power to reserve
according to the class the connected PD belongs to, and reserves the power accordingly. Four
different p ort c lasses ( for 4 , 7 , 1 5.4, o r 3 0 W atts). I n t his m ode t he M aximum P ower f ields h ave n o
effect.
3. LLDP-­‐MED mode: This mode is similar to the Class mode except that each port determines the
amount of power it reserves by exchanging PoE information using the LLDP protocol and reserves
power accordingly. If no LLDP information is available for a port, the port will reserve power using
the class mode. In this mode, the Maximum Power fields have no effect. For all modes: If a port
uses m ore p ower t han t he r eserved p ower f or t he p ort, t he p ort i s s hut d own.
Power M anagement M ode:

There a re 2 m odes f or c onfiguring w hen t o s hut d own t he p orts:
1. A ctual C onsumption: I n t his m ode, t he p orts a re s hut d own w hen t he a ctual p ower c onsumption
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Publication date: Sept, 2015
Revision A1