This object is used to configure the
POE power redundancy mode.
A value of none(1) - means that all available power
can be allocated to powered devices.
A value of nPlus1(2) - means that one of the highest
power supplies is held in reserve and that in
the event of a single power supply failure, no
no powered devices will be shut down.
A value of full(3) - means that half of the available
power supplies are held in reserve.
The default value is none(1).