[Pkg-utopia-maintainers] Bug#828820: [modemmanager] Dell Dell DW5811e (Sierra Snapdragon? X7) not working

[Luc Bégault]

Package: modemmanager
Version: 1.4.14-1
Severity: normal

--- Please enter the report below this line. ---
Dell rebranded Sierra LTE modem don't seems to work with modemmanager. 
The problem looks similar to this one reported in Ubuntu:
https://bugs.launchpad.net/ubuntu/+source/modemmanager/+bug/1441095
Can this solution be applied to Debian packages ?
Regards,
Luc Begault.

--- System information. ---
Architecture: amd64
Kernel:       Linux 4.6.0-1-amd64

Debian Release: stretch/sid
   500 unstable        ftp.fr.debian.org
   500 testing         ftp.fr.debian.org
   500 sid             linux.dropbox.com
     1 experimental    ftp.fr.debian.org

--- Package information. ---
Depends                     (Version) | Installed
=====================================-+-============
libc6                       (>= 2.14) | 2.22-13
libglib2.0-0              (>= 2.37.3) | 2.48.1-1
libgudev-1.0-0               (>= 146) | 230-3
libmbim-glib4             (>= 1.12.2) | 1.12.4-1
libmbim-proxy                         | 1.12.4-1
libmm-glib0                (>= 1.4.0) | 1.4.14-1
libpolkit-gobject-1-0       (>= 0.99) | 0.105-15
libqmi-glib5              (>= 1.12.4) | 1.14.2-1
libqmi-proxy                          | 1.14.2-1
init-system-helpers        (>= 1.18~) | 1.35


Recommends          (Version) | Installed
=============================-+-===========
usb-modeswitch                |


Package's Suggests field is empty.