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Capture usb and audio from usb sound card

Hi, i want to capture the usb traffic from focusrite scarlett in a linux host. Is this usb 2.0 ( i have other usb devices connected to the host). I need to debug why as my soundcard seems to work, i cant hear anything from speakers.

The device using lsusb: Bus 001 Device 002: ID 1235:8212 Focusrite-Novation Scarlett 4i4 USB

So how can i do this ? I can see interfaces usbmon1,usbmons2... but i dont know which device, what filter put...im newbie here.

Also if i start a windows 10 guest vm with virtualbox, id like how to capture traffic in the vm.

Thanks

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Capture usb and audio from usb sound card

Hi, i want to capture the usb traffic from focusrite scarlett in a linux host. Is this usb 2.0 ( i have other usb devices connected to the host). I need to debug why as my soundcard seems to work, i cant hear anything from speakers.

The device using lsusb: Bus 001 Device 002: ID 1235:8212 Focusrite-Novation Scarlett 4i4 USB

So how can i do this ? I can see interfaces usbmon1,usbmons2... but i dont know which device, what filter put...im newbie here.

Also if i start a windows 10 guest vm with virtualbox, id like how to capture traffic in the vm.

Thanks

click to hide/show revision 3
None

Capture usb and audio from usb sound cardcard on Linux

Hi, i want to capture the usb traffic from focusrite scarlett in a linux host. Is this usb 2.0 ( i have other usb devices connected to the host). I need to debug why as my soundcard seems to work, i cant hear anything from speakers.

The device using lsusb: Bus 001 Device 002: ID 1235:8212 Focusrite-Novation Scarlett 4i4 USB

So how can i do this ? I can see interfaces usbmon1,usbmons2... but i dont know which device, what filter put...im newbie here.

Also if i start a windows 10 guest vm with virtualbox, id like how to capture traffic in the vm.

Thanks

click to hide/show revision 4
None

Capture audio from usb USB sound card on Linuxcard

Hi, i want to capture the usb traffic from focusrite scarlett in a linux host. Is this usb 2.0 ( i have other usb devices connected to the host). I need to debug why as my soundcard seems to work, i cant hear anything from speakers.

The device using lsusb: Bus 001 Device 002: ID 1235:8212 Focusrite-Novation Scarlett 4i4 USB

So how can i do this ? I can see interfaces usbmon1,usbmons2... but i dont know which device, what filter put...im newbie here.

Also if i start a windows 10 guest vm with virtualbox, id like how to capture traffic in the vm.

Thanks