Hirschmann RS20 User Manual page 76

Configuring the Ports
The difference between the "nominal" and "reserved" power indicates
how much power is still available to the free PoE ports.
In the "POE on" column, you can enable/disable PoE at this port.
The "Status" column indicates the PoE status of the port.
In the "Priority" column (MACH 4000), set the PoE priority of the port
to "low", "high" or "critical".
The "Class" column shows the class of the connected device:
ClassMaximum power delivered
0: 15.4 W = state on delivery
1: 4.0 W
2: 7.0 W
3: 15,4 W
4: reserved, treat as class 0
The "Name" column indicates the name of the port, see
Basic settings:Port configuration.
Figure 20: Power over Ethernet dialog
76
Basic Configuration
Release 6.0 07/2010