Comment 14 for bug 1169117

Also the modem itself is recognized as Toshiba, not Ericsson:
[code]
Sep 21 15:31:49 toshiba kernel: [ 7078.450687] usb 1-1.6: new high-speed USB device number 7 using ehci_hcd
Sep 21 15:31:49 toshiba kernel: [ 7078.545002] usb 1-1.6: New USB device found, idVendor=0930, idProduct=1319
Sep 21 15:31:49 toshiba kernel: [ 7078.545013] usb 1-1.6: New USB device strings: Mfr=1, Product=2, SerialNumber=3
Sep 21 15:31:49 toshiba kernel: [ 7078.545019] usb 1-1.6: Product: H5321gw
Sep 21 15:31:49 toshiba kernel: [ 7078.545024] usb 1-1.6: Manufacturer: TOSHIBA
Sep 21 15:31:49 toshiba kernel: [ 7078.545029] usb 1-1.6: SerialNumber: 24359BF58A1F4870
Sep 21 15:31:49 toshiba mtp-probe: checking bus 1, device 7: "/sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.6"
Sep 21 15:31:49 toshiba kernel: [ 7078.578410] cdc_acm 1-1.6:1.1: ttyACM0: USB ACM device
Sep 21 15:31:49 toshiba kernel: [ 7078.582138] cdc_acm 1-1.6:1.3: ttyACM1: USB ACM device
Sep 21 15:31:49 toshiba kernel: [ 7078.590550] cdc_wdm 1-1.6:1.5: cdc-wdm0: USB WDM device
Sep 21 15:31:49 toshiba kernel: [ 7078.605591] usb 1-1.6: MAC-Address: 02:15:e0:ec:01:00
Sep 21 15:31:49 toshiba kernel: [ 7078.606071] cdc_ncm 1-1.6:1.6: usb0: register 'cdc_ncm' at usb-0000:00:1a.0-1.6, CDC NCM, 02:15:e0:ec:01:00
Sep 21 15:31:49 toshiba kernel: [ 7078.607135] cdc_wdm 1-1.6:1.8: cdc-wdm1: USB WDM device
Sep 21 15:31:49 toshiba kernel: [ 7078.607728] cdc_acm 1-1.6:1.9: ttyACM2: USB ACM device
Sep 21 15:31:49 toshiba mtp-probe: bus: 1, device: 7 was not an MTP device
[/code]

It is really wird why the modem connects occasionally, but most of the times doesn't.