Sierra Wireless EM7345 4G LTE (MBIM) not working
Harald Jung
jung at ecos.de
Mon Jun 16 21:48:47 PDT 2014
Hi,
Problem: Sierra Wireless EM7345 4G LTE (MBIM) not working
here are the infos that I've collected:
Kernel: 3.14.3
Module cdc-ncm
Networkmanager: 0.9.8.10
Modemmanager: 1.2.0
Jun 3 14:39:16 Ecos-Appliance kernel: cdc_ncm 3-10:1.0: MAC-Address:
ff:ff:ff:ff:ff:ff
Jun 3 14:39:16 Ecos-Appliance kernel: cdc_ncm 3-10:1.0 usb0: register
'cdc_ncm' at usb-0000:00:14.0-10, CDC NCM, ff:ff:ff:ff:ff:ff
Jun 3 14:39:16 Ecos-Appliance kernel: usbcore: registered new interface
driver cdc_ncm
Jun 3 14:39:33 200466 NetworkManager[2073]: <info> (usb0): carrier is OFF
Jun 3 14:39:33 200466 NetworkManager[2073]: <info> (usb0): new Ethernet
device (driver: 'cdc_ncm' ifindex: 7)
Jun 3 14:39:33 200466 NetworkManager[2073]: <info> (usb0): exported as
/org/freedesktop/NetworkManager/Devices/0
Jun 3 14:39:33 200466 NetworkManager[2073]: <info> (usb0): device state
change: unmanaged -> unavailable (reason 'managed') [10 20 2]
Jun 3 14:39:33 200466 NetworkManager[2073]: <info> (usb0): bringing up
device.
Jun 3 14:39:33 200466 NetworkManager[2073]: <info> (usb0): deactivating
device (reason 'managed') [2]
Jun 3 14:39:40 200466 ModemManager[2301]: <info> ModemManager (version
1.2.0-r1) starting...
Jun 3 14:39:40 200466 NetworkManager[2073]: <info> ModemManager
disappeared from bus
Jun 3 14:39:40 200466 NetworkManager[2073]: <info> ModemManager
available in the bus
Jun 3 14:39:42 200466 ModemManager[2301]: <warn> Couldn't find support
for device at '/sys/devices/pci0000:00/0000:00:14.0/usb3/3-10': not
supported by any plugin
Jun 3 14:39:42 200466 ModemManager[2301]: <warn> Couldn't find support
for device at '/sys/devices/pci0000:00/0000:00:19.0': not supported by
any plugin
Jun 3 14:39:42 200466 ModemManager[2301]: <warn> Couldn't find support
for device at '/sys/devices/pci0000:00/0000:00:1c.1/0000:04:00.0': not
supported by any plugin
0: tpacpi_wwan_sw: Wireless WAN
Soft blocked: no
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
------
------
0: tpacpi_wwan_sw: Wireless WAN
Soft blocked: no
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
Bus 003 Device 005: ID 1199:a001 Sierra Wireless, Inc.
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 239 Miscellaneous Device
bDeviceSubClass 2 ?
bDeviceProtocol 1 Interface Association
bMaxPacketSize0 64
idVendor 0x1199 Sierra Wireless, Inc.
idProduct 0xa001
bcdDevice 17.29
iManufacturer 1 Sierra Wireless Inc.
iProduct 2 Sierra Wireless EM7345 4G LTE
iSerial 3 013937000056596
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 163
bNumInterfaces 2
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xe0
Self Powered
Remote Wakeup
MaxPower 100mA
Interface Association:
bLength 8
bDescriptorType 11
bFirstInterface 0
bInterfaceCount 2
bFunctionClass 2 Communications
bFunctionSubClass 13
bFunctionProtocol 0
iFunction 4 Sierra Wireless EM7345 4G LTE
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 2 Communications
bInterfaceSubClass 13
bInterfaceProtocol 0
iInterface 5 Sierra Wireless EM7345 4G LTE (NCM)
CDC Header:
bcdCDC 1.20
CDC Union:
bMasterInterface 0
bSlaveInterface 1
CDC NCM:
bcdNcmVersion 1.00
bmNetworkCapabilities 0x00
CDC Ethernet:
iMacAddress 6 FFFFFFFFFFFF
bmEthernetStatistics 0x00000000
wMaxSegmentSize 1514
wNumberMCFilters 0x0000
bNumberPowerFilters 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 4
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 1
bNumEndpoints 1
bInterfaceClass 2 Communications
bInterfaceSubClass 14
bInterfaceProtocol 0
iInterface 7 Sierra Wireless EM7345 4G LTE (MBIM)
CDC Header:
bcdCDC 1.20
CDC Union:
bMasterInterface 0
bSlaveInterface 1
CDC MBIM:
bcdMBIMVersion 1.00
wMaxControlMessage 512
bNumberFilters 32
bMaxFilterSize 192
wMaxSegmentSize 2048
bmNetworkCapabilities 0x04
UNRECOGNIZED CDC: 08 24 1c 00 01 01 dc 05
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 4
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 0
bInterfaceClass 10 CDC Data
bInterfaceSubClass 0 Unused
bInterfaceProtocol 1
iInterface 8 Data (OFF)
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 1
bNumEndpoints 2
bInterfaceClass 10 CDC Data
bInterfaceSubClass 0 Unused
bInterfaceProtocol 1
iInterface 9 Data (NCM)
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x82 EP 2 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 EP 2 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 2
bNumEndpoints 2
bInterfaceClass 10 CDC Data
bInterfaceSubClass 0 Unused
bInterfaceProtocol 2
iInterface 10 Data (MBIM)
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x82 EP 2 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 EP 2 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Device Qualifier (for other device speed):
bLength 10
bDescriptorType 6
bcdUSB 2.00
bDeviceClass 239 Miscellaneous Device
bDeviceSubClass 2 ?
bDeviceProtocol 1 Interface Association
bMaxPacketSize0 64
bNumConfigurations 1
Device Status: 0x0001
Self Powered
T: Bus=03 Lev=01 Prnt=01 Port=09 Cnt=02 Dev#= 5 Spd=480 MxCh= 0
D: Ver= 2.00 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=1199 ProdID=a001 Rev=17.29
S: Manufacturer=Sierra Wireless Inc.
S: Product=Sierra Wireless EM7345 4G LTE
S: SerialNumber=013937000056596
C: #Ifs= 2 Cfg#= 1 Atr=e0 MxPwr=100mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=02(commc) Sub=0d Prot=00 Driver=cdc_ncm
I: If#= 1 Alt= 1 #EPs= 2 Cls=0a(data ) Sub=00 Prot=01 Driver=cdc_ncm
'/org/freedesktop/NetworkManager/Devices/0' => {
'AvailableConnections' => [],
'Udi' =>
'/sys/devices/pci0000:00/0000:00:14.0/usb3/3-10/3-10:1.0/net/usb0',
'Autoconnect' => 1,
'Dhcp4Config' => '/',
'Carrier' => '',
'PermHwAddress' => 'FF:FF:FF:FF:FF:FF',
'FirmwareVersion' => 'CDC NCM',
'HwAddress' => 'FF:FF:FF:FF:FF:FF',
'State' => 20,
'DriverVersion' => '22-Aug-2005',
'StateReason' => [
20,
2
],
'Ip6Config' => '/',
'Speed' => 0,
'FirmwareMissing' => '',
'DeviceType' => 1,
'Ip4Config' => '/',
'ActiveConnection' => '/',
'Capabilities' => 3,
'Dhcp6Config' => '/',
'Interface' => 'usb0',
'Managed' => 1,
'IpInterface' => '',
'Driver' =>
'cdc_ncm',
'Ip4Address' => 0
},
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