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

[John Whitmore <arigead gmail com>]

On Thu, Jun 18, 2015 at 07:38:24PM +0200, tschaefer t-online de wrote:
> Forget the mm, I think in this case only nm is involved. Or do just a simple dhclient to the interface.

ModemManager 1.4.8-1
NetworkManager 1.0.2-3

On OpenSUSE the device does throw up a new Network Interface but on RPi-2 it
doesn't that's the problem. 

Maybe I should look for another Dongle which uses CDW

> 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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