No PPP / limit plugins first draft patch

[Aleksander Morgado]

Hey,

>
> This removes PPP entirely from consideration in ModemManager. This has 2 patches
> - one for the OpenWrt build (against the 21.02 release(ish)) and MM itself
> (against 1.18.4).
>

> This is definitely incomplete. In particular, the MM scripts still reference
> pppd.  And ppp (pppoe in particular) is somewhat sewn into luci.  My goal
> here would be to completely remove ppp(d) from the OpenWrt build if possible.
>
> Also, I think some of the plugins rely on PPP, turning it off for some will
> definitely break.  However, this suffices for my immediate needs. Obviously
> the plugin selection needs to be expanded in Config.in.
>

Have you tested what would happen in MM if you find a modem with one
single AT port and nothing else? Is the modem object created and
exposed in DBus but just fails to connect? Or is the modem not even
exposed in DBus because it couldn't find a valid data port?

-- 
Aleksander
https://aleksander.es