Re: Mobile broadband on an embedded 3G modem

[Lubomir Rintel <lkundrak v3 sk>]

On Fri, 2014-10-17 at 11:00 +1000, Stuart Longland wrote:
> Hi all,
>
> We're trying to get a 3G modem connection going on an embedded device.
> The modem is a MultiTech SocketModem MTSMC-H5-IP and it appears on
> /dev/ttyAPP3 (i.e. hardware UART port on the SoC).
>
> If I run `screen /dev/ttyAPP3 115200`, I can interact with the modem, it
> all works.  The challenge, is getting NetworkManager 0.9.10.0 to talk to
> this modem.
>
> When I run `nmtui`, no option for adding the mobile broadband connection
> appears, I suspect because NetworkManager doesn't know the 3G dongle
> exists.  How do I tell it where to look?

I don't think nmtui supports adding mobile broadband connections.

Please use nmcli. E.g.:

nmcli c add type gsm ifname '*' apn internet

And then use nmcli show and nmcli modify to see what properties are
available (such as gsm.number) and modify them.

> Regards,

Lubo