doom@doom:~$ dmesg | tail
[  594.295002] option1 ttyUSB1: usb_wwan_indat_callback: resubmit read urb failed. (-2)
[  601.292104] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
[  601.292122] option 2-1.2:1.1: device disconnected
[  601.363702] usb 2-1.2: reset high-speed USB device number 6 using ehci-pci
[  601.461027] usb-storage 2-1.2:1.0: USB Mass Storage device detected
[  601.461467] option 2-1.2:1.0: GSM modem (1-port) converter detected
[  601.461653] usb 2-1.2: GSM modem (1-port) converter now attached to ttyUSB0
[  601.461692] usb-storage 2-1.2:1.1: USB Mass Storage device detected
[  601.461851] option 2-1.2:1.1: GSM modem (1-port) converter detected
[  601.462583] usb 2-1.2: GSM modem (1-port) converter now attached to ttyUSB1
doom@doom:~$