A Mutable Log

A blog by Devendra Tewari

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Sniff USB bus on Linux

There are two ways.

Using usbmon

Load the usbmon module

modprobe usbmon

The following command then prints data going to and fro on a bus

sudo cat /sys/kernel/debug/usb/usbmon/1u

Using Wireshark

I refer you to their USB wiki.