$ sudo lsusb -v -d 19d2:fff1
Bus 001 Device 006: ID 19d2:fff1 ZTE WCDMA Technologies MSM
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 1.10
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x19d2 ZTE WCDMA Technologies MSM
idProduct 0xfff1
bcdDevice 0.00
iManufacturer 1 ZTE, Incorporated
iProduct 2 ZTE CDMA Tech
iSerial 0
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 154
bNumInterfaces 6
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 500mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 3
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 4 Data Interface
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0010 1x 16 bytes
bInterval 128
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x82 EP 2 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 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 0x0040 1x 64 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 4 Data Interface
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x84 EP 4 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x04 EP 4 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 2
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 4 Data Interface
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x87 EP 7 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x07 EP 7 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 3
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 4 Data Interface
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x88 EP 8 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x08 EP 8 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 4
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 4 Data Interface
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x86 EP 6 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x06 EP 6 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 5
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 8 Mass Storage
bInterfaceSubClass 6 SCSI
bInterfaceProtocol 80 Bulk-Only
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x89 EP 9 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x0a EP 10 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Device Status: 0x0000
(Bus Powered)
Thank You!
I want to contribute to the open community. I donno how to start. I
downloaded NetworkManager source code to contribute something but I found
it very hard to understand it though I've developed a small software in C++
for a company.
On Mon, Jul 22, 2013 at 11:31 PM, Dan Williams <[email protected]> wrote:
> On Mon, 2013-07-22 at 22:30 +0530, satya gowtham kudupudi wrote:
> > But I've got 3 end points! Don't they help me? In Windows, there is a
> > dynamic change in signal indicator with same modem when i carry my laptop
> > around the building, across the streets in car!
>
> Just because you've got the three endpoints doesn't mean the rest of the
> system can actually use them. Obviously on Windows the manufacturer has
> done all the hard work and thus you don't have this problem there.
>
> First you need a kernel driver that can speak the USB protocol the
> device speaks.
>
> Second you need to know what command/control protocol is sent over top
> of the USB protocol in #1 (AT, DIAG, QMI, WMC, etc) and you need some
> software to speak this protocol with the device. We don't know yet what
> protocol each of the USB interfaces speaks.
>
> Can you grab the full "lsusb -v -d 19d2:fff1" output so we can see what
> the USB layout is? Just because an interface has three endpoints
> doesn't mean that interface speaks QMI, it might just as easily speak AT
> commands or something else too.
>
> Looking through the logs, I'm not sure this device supports QMI. What
> model # is it again?
>
> Also, you could try using ModemManager 0.6.2 which has a fix for ZTE
> devices that should more reliably detect their QCDM port, which will get
> you signal reporting while PPP is active, using the QCDM/DIAG port of
> the device.
>
> Dan
>
>
> >
> > On Mon, Jul 22, 2013 at 11:53 AM, Aleksander Morgado
> > <[email protected]>wrote:
> >
> > > Hey,
> > >
> > > >
> > > > hi, this is what i've done...
> > > >
> > > > 1. i found 3 endpoints on interface 0.
> > > > 2. # echo 1-1.2:1.0 > /sys/bus/usbl/drivers/option/unbind
> > > > 3. # modprobe qmi_wwan
> > > > 4. echo "19d2 fff1" > /sys/bus/usb/drivers/qmi_wwan/new_id
> > > > 5. installed libqmi-utils
> > > >
> > > > i didnt find /dev/cdc-wdmX device !
> > > >
> > >
> > >
> > > If you didn't get a cdc-wdm device with those steps, you probably don't
> > > have a QMI device there; so you're stuck to updating signal quality
> only
> > > when the modem is not connected (i.e. when the AT port is free for AT
> > > commands)
> > >
> > >
> > > --
> > > Aleksander
> > >
> >
> >
> >
> > _______________________________________________
> > networkmanager-list mailing list
> > [email protected]
> > https://mail.gnome.org/mailman/listinfo/networkmanager-list
>
>
>
--
*Gowtham*
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