Use a specific device ?

[Aleksander Morgado]

On Tue, May 26, 2015 at 12:19 AM, Jean-Christian de Rivaz <jc at eclis.ch> wrote:
> I have a system where the modem have multiple /dev/ttyACMx ports where x is
> not constant because of the dynamic nature of others serial devices.
> ModemManager always detect the rights ttyACMx of the modem but
> NetworkManager only allow to configure a connection for a fixed device. I
> tried to solve this problem by adding udev rules to fix the device name of
> the modem, but it's only possible to add a fixed symbolic link. ModemManager
> seem to ignore the fixed symbolic link and only use the dynamic ttyACMx.
>
> Is there a way to force ModemManager to only use a specific symbolic link to
> control the modem, so that NetworkManger can be configured using a fix
> device name ?

There's no current way to do that; instead, the NM settings should be
bound to either the SIM ICCID (if SIM available) or otherwise to the
Equipment ID (built from e.g. the IMEI).

-- 
Aleksander
https://aleksander.es