User's Manual

333
Grounded POE
In this case, the surge will be picked up by the Cat 5 cable and since the POE is
grounded, the route for the surge is through the POE to ground.
Ungrounded POE
In this case, the surge will be picked up by the Cat 5 cable and since the POE is
not grounded, the route for the surge is through the radio to the antenna, and out
through the building.