Re: Problem with HSDPA modem and network manager

[Dan Williams <dcbw redhat com>]

On Mon, 2010-01-04 at 00:09 +0100, Massimiliano Polito wrote:
> To put it in a nutshel, when I power up my laptop, my HSDPA modem (GT
> M378) is randomly connected as ttyUSB0 or ttyUSB2. In the first case I
> can connect to the internet, in the latter I have to reboot the PC in
> the hope that next time it'll be correctly mapped.

You may not have a new enough version of NetworkManager or ModemManager.
If you're using NM 0.8 snapshots, then you'll want to ensure you have an
up-to-date ModemManager with this commit:

http://cgit.freedesktop.org/ModemManager/ModemManager/commit/?id=2fc0c039e65173123a39a0fb6c8f44804cbd773a

That commit landed on 2009-12-12.  NM 0.7.x should do the right thing
here already.

Dan

> To be more clear, last part of 'nm-tool' output can be
> 
> - Device: ttyUSB0 --------------------------------------------------------------
>   Type:              Mobile Broadband (GSM)
>   Driver:            option
>   State:             disconnected
>   Default:           no
> 
>   Capabilities:
> 
> in this case everything works correctly, or
> 
> - Device: ttyUSB2 --------------------------------------------------------------
>   Type:              Mobile Broadband (GSM)
>   Driver:            option
>   State:             disconnected
>   Default:           no
> 
>   Capabilities:
> 
> and in this case I can't connect to the internet, I have to reboot and
> reboot and reboot until I fall into the first case.
> 
> I've asked for help both on Ubuntu forum and on
> http://www.pharscape.org: I can't get any reply.
> 
> Can you please help me in understanding what should I do to solve the problem?
> 
> I'm not subscribed to the mailing list, please send a copy of your reply to
> 
> massimiliano dot polito at gmail dot com
> 
> Thanks.
> 
> Ciao,
> Max
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