titan@titan:/etc$ sudo dmesg |grep usb
[sudo] password for titan:
[ 9.225057] usb 1-4: new high-speed USB device number 2 using tegra-xusb
[ 9.378699] usb 1-4: New USB device found, idVendor=2c7c, idProduct=6002, bcdDevice= 3.18
[ 9.378927] usb 1-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 9.379110] usb 1-4: Product: Android
[ 9.379208] usb 1-4: Manufacturer: Android
[ 9.379322] usb 1-4: SerialNumber: 0000
[ 9.389056] cdc_ether 1-4:1.0 usb0: register ‘cdc_ether’ at usb-3610000.xhci-4, CDC Ethernet Device, ae:0c:29:a3:9b:6d
[ 14.284507] usbcore: registered new interface driver option
[ 14.284684] usbserial: USB Serial support registered for GSM modem (1-port)
[ 14.308960] usb 1-4: GSM modem (1-port) converter now attached to ttyUSB0
[ 14.329836] usb 1-4: GSM modem (1-port) converter now attached to ttyUSB1
[ 14.397837] usb 1-4: GSM modem (1-port) converter now attached to ttyUSB2
[ 19.265043] usb1: HOST MAC 6e:a1:40:cf:a7:7a
[ 19.265049] usb1: MAC 6e:a1:40:cf:a7:7b
[ 19.300732] l4tbr0: port 2(usb1) entered blocking state
[ 19.300768] l4tbr0: port 2(usb1) entered disabled state
[ 19.301279] device usb1 entered promiscuous mode
titan@titan:/etc$ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 002: ID 2c7c:6002 Quectel Wireless Solutions Co., Ltd. Android
Bus 001 Device 003: ID 046d:c534 Logitech, Inc. Unifying Receiver
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
This is the 4g module
not found mobile broadband
And why does the nmcli command show usb0 instead of ttyUSB2
titan@titan:/etc$ nmcli d
DEVICE TYPE STATE CONNECTION
docker0 bridge connected docker0
eth0 ethernet disconnected –
usb0 ethernet unavailable –
l4tbr0 bridge unmanaged –
can0 can unmanaged –
can1 can unmanaged –
dummy0 dummy unmanaged –
rndis0 ethernet unmanaged –
usb1 ethernet unmanaged –
lo loopback unmanaged –