Hi,
I have a un2400 gobi-based 3g-card from HP which I am using with
NetworkManager and then also ModemManager. When running version
0.4+git.20100624t180933.6e79d15-1+b1 of ModemManager the card was
"reset" multiple times per hour. From daemon.log:
Oct 27 07:27:58 sue modem-manager: (ttyUSB0) closing serial device...
Oct 27 07:27:58 sue modem-manager: Modem /org/freedesktop/ModemManager/Modems/0: state changed (connected -> disabled)
Oct 27 07:27:58 sue modem-manager: Removed modem /sys/devices/pci0000:00/0000:00:1a.7/usb1/1-2
Oct 27 07:27:58 sue NetworkManager[1882]: <info> (ttyUSB0): now unmanaged
Oct 27 07:27:58 sue NetworkManager[1882]: <info> (ttyUSB0): device state change: 8 -> 1 (reason 36)
Oct 27 07:27:58 sue NetworkManager[1882]: <info> (ttyUSB0): deactivating device (reason: 36).
Downgrading to 0.3-2 of ModemManager makes this card stable. Please
let me know if I can help with some testing.
- Werner