In /lib/udev/rules.d there's no rule to make the system to probe device. The
fix is to make that rule when loading certain drivers.
77-nm-probe-modem-capabilities.rules :
DRIVERS=="option|sierra|hso|cdc_acm|qcserial|moto-modem", GOTO="probe"
Probably this problem considers also other modems.
**
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/45013527/Dependencies.txt
** Attachment added: "Gconf.txt"
http://launchpadlibrarian.net/45013528/Gconf.txt
** Attachment added: "IfupdownConfig.txt"
http://launchpadlibrarian.net/45013529/IfupdownConfig.txt
** Attac