Re: ZTE MF823 USB Ethernet Dongle on RPi-2/Arch/LXDE

[tschaefer t-online de]

Which version of kernel, usb-modeswitch and modemmanager are you using at your rpi2? Next week I may 
reproduce your setup. 
The zte823 has two different Ethernet profiles 1403 and 1405, both should work.


Thomas

Am 18.06.2015 7:04 nachm. schrieb John Whitmore <arigead gmail com>:
> On Thu, Jun 18, 2015 at 09:35:04AM -0500, Dan Williams wrote: 
> > On Thu, 2015-06-18 at 10:01 +0100, John Whitmore wrote: 
> > > Been on a few times between this list and the ModemManager. I was hoping to 
> > > setup a system where I could build some intelligence behind two USB 4G Dongles 
> > > and jump between connections depending on signal strength. 
> > >
> > > My second Dongle has stopped that, as it don't report as a Modem device and 
> > > instead uses Ethernet over USB. This all works out of the box on my OpenSUSE 
> > > Laptop but the RPi-2 doesn't work. 
> > >
> > > On the laptop "usb-devices" is giving me: 
> >
> > What's the 'lsusb -v -d 19d2:1403' output? 
> >
> > Dan 
> In both cases the output is more or less identical except for this diff: 
>
> john bamboo:> diff lsusb.txt lsusb_suse.txt 
> 2c2 
> < Bus 001 Device 008: ID 19d2:1403 ZTE WCDMA Technologies MSM 
> --- 
> > Bus 002 Device 006: ID 19d2:1403 ZTE WCDMA Technologies MSM 
> 7c7 
> <   bDeviceClass            0 
> --- 
> >    bDeviceClass            0 (Defined at Interface level) 
> 75c75 
> <       bInterfaceSubClass      0 
> --- 
> >        bInterfaceSubClass      0 Unused 
> 132c132 
> <   bDeviceClass            0 
> --- 
> >    bDeviceClass            0 (Defined at Interface level) 
>
>
>
> Apart from those few differences it's all the same: 
>
>
>
> Bus 002 Device 006: ID 19d2:1403 ZTE WCDMA Technologies MSM 
> Device Descriptor: 
>   bLength                18 
>   bDescriptorType         1 
>   bcdUSB               2.00 
>   bDeviceClass            0 (Defined at Interface level) 
>   bDeviceSubClass         0 
>   bDeviceProtocol         0 
>   bMaxPacketSize0        64 
>   idVendor           0x19d2 ZTE WCDMA Technologies MSM 
>   idProduct          0x1403 
>   bcdDevice           50.09 
>   iManufacturer           1 ZTE,Incorporated 
>   iProduct                2 ZTE Technologies MSM 
>   iSerial                 3 MF8230ZTED010000CP261718SKYDWQ5II0PESHF3BW707_8C64&&&&&&&&&&&&&0 
>   bNumConfigurations      1 
>   Configuration Descriptor: 
>     bLength                 9 
>     bDescriptorType         2 
>     wTotalLength           98 
>     bNumInterfaces          3 
>     bConfigurationValue     1 
>     iConfiguration          0 
>     bmAttributes         0xa0 
>       (Bus Powered) 
>       Remote Wakeup 
>     MaxPower              500mA 
>     Interface Association: 
>       bLength                 8 
>       bDescriptorType        11 
>       bFirstInterface         0 
>       bInterfaceCount         2 
>       bFunctionClass        224 Wireless 
>       bFunctionSubClass       1 Radio Frequency 
>       bFunctionProtocol       3 RNDIS 
>       iFunction               7 RNDIS 
>     Interface Descriptor: 
>       bLength                 9 
>       bDescriptorType         4 
>       bInterfaceNumber        0 
>       bAlternateSetting       0 
>       bNumEndpoints           1 
>       bInterfaceClass         2 Communications 
>       bInterfaceSubClass      2 Abstract (modem) 
>       bInterfaceProtocol    255 Vendor Specific (MSFT RNDIS?) 
>       iInterface              5 RNDIS Communications Control 
>       CDC Header: 
>         bcdCDC               1.10 
>       CDC Call Management: 
>         bmCapabilities       0x00 
>         bDataInterface          1 
>       CDC ACM: 
>         bmCapabilities       0x00 
>       CDC Union: 
>         bMasterInterface        0 
>         bSlaveInterface         1 
>       Endpoint Descriptor: 
>         bLength                 7 
>         bDescriptorType         5 
>         bEndpointAddress     0x82  EP 2 IN 
>         bmAttributes            3 
>           Transfer Type            Interrupt 
>           Synch Type               None 
>           Usage Type               Data 
>         wMaxPacketSize     0x0008  1x 8 bytes 
>         bInterval               9 
>     Interface Descriptor: 
>       bLength                 9 
>       bDescriptorType         4 
>       bInterfaceNumber        1 
>       bAlternateSetting       0 
>       bNumEndpoints           2 
>       bInterfaceClass        10 CDC Data 
>       bInterfaceSubClass      0 Unused 
>       bInterfaceProtocol      0 
>       iInterface              6 RNDIS Ethernet Data 
>       Endpoint Descriptor: 
>         bLength                 7 
>         bDescriptorType         5 
>         bEndpointAddress     0x81  EP 1 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     0x01  EP 1 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        2 
>       bAlternateSetting       0 
>       bNumEndpoints           2 
>       bInterfaceClass         8 Mass Storage 
>       bInterfaceSubClass      6 SCSI 
>       bInterfaceProtocol     80 Bulk-Only 
>       iInterface              4 Mass Storage 
>       Endpoint Descriptor: 
>         bLength                 7 
>         bDescriptorType         5 
>         bEndpointAddress     0x83  EP 3 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               1 
> Device Qualifier (for other device speed): 
>   bLength                10 
>   bDescriptorType         6 
>   bcdUSB               2.00 
>   bDeviceClass            0 (Defined at Interface level) 
>   bDeviceSubClass         0 
>   bDeviceProtocol         0 
>   bMaxPacketSize0        64 
>   bNumConfigurations      1 
> Device Status:     0x0000 
>   (Bus Powered) 
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