show system usb
Displays which peripherals are connected to the USB bus.
Operational mode
Use this command to see which peripherals are connected to the USB bus.
The following example shows system USB information for R1.
vyatta@R1:~$ show system usb
Bus 001 Device 002: ID 0d49:7212 Maxtor
Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
vyatta@R1:~$