ks@X2A:~/ardui/portable/packages/arduino/tools/dfu-util/0.11.0-arduino5$ sudo ./dfu-util -l
dfu-util 0.11-arduino4
Copyright 2005-2009 Weston Schmidt, Harald Welte and OpenMoko Inc.
Copyright 2010-2021 Tormod Volden and Stefan Schmidt
This program is Free Software and has ABSOLUTELY NO WARRANTY
Please report bugs to http://sourceforge.net/p/dfu-util/tickets/
Found Runtime: [2341:0069] ver=0100, devnum=2, cfg=1, intf=2, path="6-1", alt=0, name="DFU-RT Port", serial="370D280D58313330D23A33324B572D98"


ks@X2A:~/ardui/portable/packages/arduino/tools/dfu-util/0.11.0-arduino5$ ./dfu-util -l
dfu-util 0.11-arduino4
Copyright 2005-2009 Weston Schmidt, Harald Welte and OpenMoko Inc.
Copyright 2010-2021 Tormod Volden and Stefan Schmidt
This program is Free Software and has ABSOLUTELY NO WARRANTY
Please report bugs to http://sourceforge.net/p/dfu-util/tickets/
dfu-util: Cannot open DFU device 2341:0069 found on devnum 2 (LIBUSB_ERROR_ACCESS)