Shows power supply, temperature, and fan status for bridge port extenders (BPE).
| vpex | Specifies Virtual Port Extender (VPEX). | 
| bpe | Bridge port extender (BPE). | 
| slot | Specifies a specific port extender by slot number. | 
| slot_num | Specifies a specific port extender by slot number. | 
| environment | Specifies port extender environment information, including PSU, fan, and temperature information. | 
N/A.
The following example shows environment information for all BPEs attached to the switch. In this case, there are two BPEs: one attached on port 1:45 and assigned to slot 100, and another attached on port 1:45 and assigned to slot 101:
# show vpex bpe environment
BPE Environment Information
Cascade Port: 1:41   Slot: 100   MAC: d8:84:66:88:98:74  
    Description: Floor1
    Serial #:    800879-00-00 1716A042010
    Main PSU:    Powered On
    Backup PSU:  Empty
    Fan-1:       Operational at 5434 RPM
    Sensor-1:    Operational    Temp: Normal
    Sensor-2:    Operational    Temp: Normal
    Sensor-3:    Operational    Temp: Normal
    Sensor-4:    Operational    Temp: Normal
Cascade Port: 1:45   Slot: 101   MAC: d8:84:66:88:97:fa
    Description: Floor2
    Serial #:    00.00.01 1705D-10009
    Main PSU:    Powered On
    Backup PSU:  Empty
    Fan-1:       Operational at 10621 RPM
    Sensor-1:    Operational    Temp: Normal
    Sensor-2:    Operational    Temp: Normal
    Sensor-3:    Operational    Temp: Normal
    Sensor-4:    Operational    Temp: Normal
    This command was first available in ExtremeXOS 22.5.
This command is available on ExtremeSwitching 5420 and 5520 series switches.