ubuntu@ubuntu:~$ lsusb
Bus 005 Device 001: ID 0000:0000
Bus 001 Device 001: ID 0000:0000
Bus 002 Device 001: ID 0000:0000
Bus 004 Device 001: ID 0000:0000
Bus 003 Device 005: ID 046d:c709 Logitech, Inc.
Bus 003 Device 003: ID 046d:c70b Logitech, Inc.
Bus 003 Device 004: ID 046d:c70c Logitech, Inc.
Bus 003 Device 002: ID 046d:0b02 Logitech, Inc.
Bus 003 Device 001: ID 0000:0000
The output of `lsusb`
ubuntu@ubuntu:~$ lsusb
Bus 005 Device 001: ID 0000:0000
Bus 001 Device 001: ID 0000:0000
Bus 002 Device 001: ID 0000:0000
Bus 004 Device 001: ID 0000:0000
Bus 003 Device 005: ID 046d:c709 Logitech, Inc.
Bus 003 Device 003: ID 046d:c70b Logitech, Inc.
Bus 003 Device 004: ID 046d:c70c Logitech, Inc.
Bus 003 Device 002: ID 046d:0b02 Logitech, Inc.
Bus 003 Device 001: ID 0000:0000