Nov 26 14:50:55 desna kernel: usb 1-2: new high-speed USB device number 32 using xhci_hcd Nov 26 14:50:55 desna kernel: usb 1-2: New USB device found, idVendor=10a9, idProduct=6064 Nov 26 14:50:55 desna kernel: usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 Nov 26 14:50:55 desna kernel: usb 1-2: Product: PANTECH UML295 Nov 26 14:50:55 desna kernel: usb 1-2: Manufacturer: Pantech, Incorporated Nov 26 14:50:55 desna kernel: usb 1-2: SerialNumber: UML295597201718 Nov 26 14:50:56 desna kernel: cdc_ether 1-2:1.0 eth0: register 'cdc_ether' at usb-0000:00:14.0-2, CDC Ethernet Device, d0:57:85:69:c6:58 Nov 26 14:50:56 desna kernel: hid-generic 0003:10A9:6064.00A3: hiddev96,hidraw0: USB HID v2.00 Device [Pantech, Incorporated PANTECH UML295] on usb-0000:00:14.0-2/input2 Nov 26 14:50:56 desna kernel: hid-generic 0003:10A9:6064.00A4: hiddev97,hidraw1: USB HID v2.00 Device [Pantech, Incorporated PANTECH UML295] on usb-0000:00:14.0-2/input3 Nov 26 14:50:56 desna kernel: cdc_acm 1-2:1.4: ttyACM0: USB ACM device Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0051] manager: (eth0): new Ethernet device (/org/freedesktop/NetworkManager/Devices/23) Nov 26 14:50:56 desna kernel: cdc_acm 1-2:1.6: ttyACM1: USB ACM device Nov 26 14:50:56 desna mtp-probe[2977]: checking bus 1, device 32: "/sys/devices/pci0000:00/0000:00:14.0/usb1/1-2" Nov 26 14:50:56 desna mtp-probe[2977]: bus: 1, device: 32 was not an MTP device Nov 26 14:50:56 desna kernel: cdc_ether 1-2:1.0 enp0s20u2: renamed from eth0 Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0177] device (eth0): interface index 85 renamed iface from 'eth0' to 'enp0s20u2' Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0210] device (enp0s20u2): state change: unmanaged -> unavailable (reason 'managed', internal state 'external') Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0215] device (enp0s20u2): link connected Nov 26 14:50:56 desna kernel: IPv6: ADDRCONF(NETDEV_UP): enp0s20u2: link is not ready Nov 26 14:50:56 desna kernel: cdc_ether 1-2:1.0 enp0s20u2: kevent 12 may have been dropped Nov 26 14:50:56 desna kernel: cdc_ether 1-2:1.0 enp0s20u2: kevent 12 may have been dropped Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0237] device (enp0s20u2): state change: unavailable -> disconnected (reason 'none', internal state 'managed') Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0248] policy: auto-activating connection 'Pantech UML295' Nov 26 14:50:56 desna kernel: cdc_ether 1-2:1.0 enp0s20u2: kevent 12 may have been dropped Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0263] device (enp0s20u2): Activation: starting connection 'Pantech UML295' (9ff34c0b-697f-3b70-ab02-8c108abec87f) Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0268] device (enp0s20u2): state change: disconnected -> prepare (reason 'none', internal state 'managed') Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0279] device (enp0s20u2): state change: prepare -> config (reason 'none', internal state 'managed') Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0286] device (enp0s20u2): state change: config -> ip-config (reason 'none', internal state 'managed') Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0290] dhcp4 (enp0s20u2): activation: beginning transaction (timeout in 45 seconds) Nov 26 14:50:56 desna NetworkManager[31480]: [1511700656.0305] dhcp4 (enp0s20u2): dhclient started with pid 2995 Nov 26 14:50:56 desna kernel: cdc_ether 1-2:1.0 enp0s20u2: kevent 12 may have been dropped Nov 26 14:50:56 desna kernel: cdc_ether 1-2:1.0 enp0s20u2: kevent 12 may have been dropped Nov 26 14:50:56 desna dhclient[2995]: DHCPREQUEST on enp0s20u2 to 255.255.255.255 port 67 Nov 26 14:50:56 desna root[3041]: usb_modeswitch: switched to 10a9:6064 on 001/032 Nov 26 14:50:57 desna NetworkManager[31480]: [1511700657.2160] device (enp0s20u2): link connected Nov 26 14:50:59 desna ntpd[3290]: Listen normally on 190 enp0s20u2 [fe80::1441:2ea0:48fc:8836%85]:123 Nov 26 14:51:00 desna dhclient[2995]: receive_packet failed on enp0s20u2: Network is down Nov 26 14:51:00 desna kernel: usb 1-2: USB disconnect, device number 32 Nov 26 14:51:00 desna kernel: cdc_ether 1-2:1.0 enp0s20u2: unregister 'cdc_ether' usb-0000:00:14.0-2, CDC Ethernet Device Nov 26 14:51:00 desna NetworkManager[31480]: [1511700660.3622] device (enp0s20u2): state change: ip-config -> unmanaged (reason 'removed', internal state 'removed') Nov 26 14:51:00 desna ModemManager[2928]: (net/enp0s20u2): released by modem /sys/devices/pci0000:00/0000:00:14.0/usb1/1-2 Nov 26 14:51:00 desna ModemManager[2928]: [plugin manager] task 62,enp0s20u2: failed: Operation was cancelled Nov 26 14:51:00 desna NetworkManager[31480]: [1511700660.3702] dhcp4 (enp0s20u2): canceled DHCP transaction, DHCP client pid 2995 Nov 26 14:51:00 desna NetworkManager[31480]: [1511700660.3703] dhcp4 (enp0s20u2): state changed unknown -> done Nov 26 14:51:00 desna kernel: cdc_acm 1-2:1.4: failed to set dtr/rts Nov 26 14:51:00 desna ModemManager[2928]: (ttyACM0) could not open serial device (2) Nov 26 14:51:00 desna ModemManager[2928]: [plugin manager] task 62,ttyACM0: error when checking support with plugin 'Via CBP7': '(tty/ttyACM0) failed to open port: Could not open serial device ttyACM0: No such file or directory' Nov 26 14:51:00 desna ModemManager[2928]: (ttyACM0) could not open serial device (2) Nov 26 14:51:00 desna ModemManager[2928]: [plugin manager] task 62,ttyACM0: error when checking support with plugin 'Cinterion': '(tty/ttyACM0) failed to open port: Could not open serial device ttyACM0: No such file or directory' Nov 26 14:51:00 desna ModemManager[2928]: (ttyACM0) could not open serial device (2) Nov 26 14:51:00 desna ModemManager[2928]: [plugin manager] task 62,ttyACM0: error when checking support with plugin 'Generic': '(tty/ttyACM0) Failed to open QCDM port: Could not open serial device ttyACM0: No such file or directory' Nov 26 14:51:00 desna ModemManager[2928]: (tty/ttyACM0): released by modem /sys/devices/pci0000:00/0000:00:14.0/usb1/1-2 Nov 26 14:51:00 desna kernel: cdc_acm 1-2:1.6: failed to set dtr/rts Nov 26 14:51:00 desna ModemManager[2928]: (tty/ttyACM1): released by modem /sys/devices/pci0000:00/0000:00:14.0/usb1/1-2 Nov 26 14:51:01 desna ntpd[3290]: Deleting interface #190 enp0s20u2, fe80::1441:2ea0:48fc:8836%85#123, interface stats: received=0, sent=0, dropped=0, active_time=2 secs Nov 26 14:51:02 desna ModemManager[2928]: [plugin manager] task 62,ttyACM1: error when checking support with plugin 'Nokia': 'Operation was cancelled' Nov 26 14:51:02 desna ModemManager[2928]: [plugin manager] task 62,ttyACM1: failed: Operation was cancelled Nov 26 14:51:02 desna ModemManager[2928]: Couldn't check support for device at '/sys/devices/pci0000:00/0000:00:14.0/usb1/1-2': Operation was cancelled