Hey Giuseppe, > I am not at all an expert of modem manager but I hope this is the right > place where to post my question. > > I am trying to use a WWAN module on a laptop. The module is named "Dell > Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card" (a.k.a. Sierra > Wireless AirPrime 7W5P6). >
What distro and distro version are you using? > It is listed like this: > > $ lsusb --verbose -d 413c: | head -17 > > Bus 003 Device 003: ID 413c:81a3 Dell Computer Corp. > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 2.00 > bDeviceClass 0 > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 64 > idVendor 0x413c Dell Computer Corp. > idProduct 0x81a3 > bcdDevice 0.06 > iManufacturer 1 Sierra Wireless, Incorporated > iProduct 2 Dell Wireless 5570 HSPA+ (42Mbps) Mobile > Broadband Card > iSerial 3 > bNumConfigurations 2 > > > The card is not used by modemmanager, in fact I does write: > What version of ModemManager are you using? > ModemManager[7979]: <debug> [1592288162.080686] (usbmisc/cdc-wdm0): > adding device at sysfs path: > /sys/devices/pci0000:00/0000:00:1d.0/usb3/3-1/3-1.6/3- > 1.6:2.12/usbmisc/cdc-wdm0 > ModemManager[7979]: <debug> [1592288162.080759] (usbmisc/cdc-wdm0): > port not candidate > This happens when the cdc-wdm port doesn't have the ID_MM_CANDIDATE udev tag. Does your system have the /lib/udev/rules.d/80-mm-candidate.rules file? What are its contents? Does your system have udev daemon running? > > This happens even if I run ModemManager after putting the card online > with this command: > $ sudo qmicli -d /dev/cdc-wdm0 --dms-set-fcc-authentication > and checking the results this way: > $ sudo qmicli -d /dev/cdc-wdm0 --dms-get-operating-mode > [/dev/cdc-wdm0] Operating mode retrieved: > Mode: 'online' > HW restricted: 'no' > This step above is unrelated. > Is it possible to use modemmanager for managing this card? > It should be, yes. -- Aleksander https://aleksander.es _______________________________________________ ModemManager-devel mailing list ModemManager-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/modemmanager-devel