1/1/2023 0 Comments Cisco usb console driverThe device has the ttyACM0 system name assigne. pThis Cisco USB console cable offers a reliable connection from your desktop or laptop to networking equipment that features a console port.br br Compatible. cdc_acm 1-4.3:1.0: ttyACM0: USB ACM device The whole process in the dmesg: usb 1-4.3: new full-speed USB device number 12 using xhci_hcd A real serial connection on both ends with an RS-232 connector does not need any additional drivers.įollowing drivers need to be build as kernel module cdc_acmĪfter the linux modules have been build and the kernel has been restarted, plugging in the USB cable will assing dynamicially a /dev/ttyACM0 name in the system. Since this particular connection is not a real serial connection, it needs specific linux kernel drivers to work with switch's USB mini-B console port. The linux kernel uses the USB CDC ACM drivers to be able to connect to the Ciscos USB console. This workstation is using a customised slim kernel, most drivers are missing in the linux kernel configuration. usb 1-4.3: New USB device strings: Mfr=1, Product=2, SerialNumber=0 usb 1-4.3: New USB device found, idVendor=05a6, idProduct=0009, bcdDevice= 0.00 Following events are written up in the linux dmesg after connecting the components with the USB serial connection: usb 1-4.3: new full-speed USB device number 12 using xhci_hcd Listing directly connected devices on the USB port. The VCP driver emulates a standard PC serial port such that the USB device may be communicated with as a standard RS232 device. This works like LLDP or CDP but is for USB.
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