I am using a BeagleBone board running Debian.
When I plug in a USB cellular modem, this creates the following files in the
I can't find enough information on this. How and why does it create all these files?
Are these files specific to the modem, or general files that are part of the kernel?
dmesg output when I plug in the device :
new high-speed USB device number 4 using musb-hdrc [ 663.611026] usb 1-1.1: New USB device found, idVendor=1e2d, idProduct=005b [ 663.611046] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 663.611053] usb 1-1.1: Product: ELSx [ 663.611059] usb 1-1.1: Manufacturer: Cinterion Wireless Modules [ 663.651549] cdc_acm 1-1.1:1.0: ttyACM0: USB ACM device [ 663.659983] cdc_acm 1-1.1:1.2: ttyACM1: USB ACM device [ 663.668360] cdc_acm 1-1.1:1.4: ttyACM2: USB ACM device [ 663.679311] cdc_acm 1-1.1:1.6: ttyACM3: USB ACM device [ 663.689635] cdc_acm 1-1.1:1.8: ttyACM4: USB ACM device [ 663.708738] cdc_ether 1-1.1:1.10 usb0: register 'cdc_ether' at usb-musb- hdrc.1-1.1, CDC Ethernet Device, fa:96:11:12:13:14 [ 663.718331] cdc_ether 1-1.1:1.10 usb0: kevent 12 may have been dropped [ 663.734877] cdc_ether 1-1.1:1.12 usb1: register 'cdc_ether' at usb-musb- hdrc.1-1.1, CDC Ethernet Device, fa:96:11:12:13:16 [ 663.838982] 8021q: 802.1Q VLAN Support v1.8 [ 663.863935] cdc_ether 1-1.1:1.10 usb0: kevent 12 may have been dropped [ 663.870702] cdc_ether 1-1.1:1.10 usb0: kevent 12 may have been dropped [ 663.914471] IPv6: ADDRCONF(NETDEV_UP): usb0: link is not ready