How to do mobile broadband from command line

[Yegor Yefremov]

On Thu, Mar 20, 2014 at 4:41 PM, Dan Williams <dcbw at redhat.com> wrote:
> On Thu, 2014-03-20 at 15:20 +0100, Yegor Yefremov wrote:
>> On Fri, Mar 14, 2014 at 5:47 PM, Dan Williams <dcbw at redhat.com> wrote:
>> > On Fri, 2014-03-14 at 11:42 +0100, Aleksander Morgado wrote:
>> >> Hey Yegor,
>> >>
>> >> On Fri, Mar 14, 2014 at 11:34 AM, Yegor Yefremov
>> >> <yegorslists at googlemail.com> wrote:
>> >> > I have some questions regarding NetworkManager<->ModemManager integration.
>> >> >
>> >> > 1. how do I create a connection in nm, that is later referenced by its
>> >> > id in "nmcli connection up"? I saw examples with "edit" command but nm
>> >> > 0.9.8.8 says: Error: 'con' command 'edit' is not valid.
>> >> >
>> >>
>> >> Try using nm-connection-editor (GTK+ based UI app). Don't know in
>> >> which version the nmcli support for editing connections was added.
>> >> Dan?
>> >
>> > The direct edit functionality was added to NM 0.9.9, so no, it's not
>> > available in 0.9.8 and lower.
>> >
>> > For example, here's a minimal WWAN connection, which should go
>> > into /etc/NetworkManager/system-connections/ and be mode 0600 and owned
>> > by root:
>> >
>> > [connection]
>> > id=wwan
>> > uuid=15d742f1-2b5a-421e-9f27-fcb1fc26d72c
>> > type=gsm
>> > autoconnect=false
>> >
>> > [ipv4]
>> > method=auto
>> >
>> > [gsm]
>> > number=*99#
>> > username=blahblah
>> > password=blahblah
>> > apn=internet
>> >
>> > Then you can use "nmcli con up wwan" and "nmcli con down wwan".
>>
>> Thanks for the info. I've managed to compile the latest git version of
>> NM in Buildroot. NM provides even a small terminal based GUI, where
>> you can create/edit connections. Waiting for the final version to be
>> released.
>>
>> P.S. NM still lacks udhcpc backend.
>
> Yeah, it does; want to contribute one?  We'll take it!

I'll try. I have looked at dhclient and it seems to be doable. Though
udhcpc has quite different structure. Nevertheless it
is worth implementing, especially for embedded distros, that are using Busybox.

Yegor