hp-lt4132 'unavailable' in NetworkManager on Debian 10

[Aleksander Morgado]

Hey,

>
> Since migrating from Debian 9 to Debian 10, my hp-lt4132 is 'unavailable' in NetworkManager.
>
> Attached
>
> ModemManager_2019-08-27_00-43-36.odt -- commands used to enable modem and connect to bearer
> ModemManager_2019-08-27_00-39-18.log -- debug log
>
>
> Thanks, Christian
>

The log shows how the modem gets successfully connected:
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.337603] IPv4 configuration available: 'address, gateway,
dns, mtu'
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.337637]   IP addresses (1)
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.337682]     IP [0]: '100.103.53.15/27'
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.337720]   Gateway: '100.103.53.1'
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.337745]   DNS addresses (2)
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.337811]     DNS [0]: '194.48.128.199'
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.337862]     DNS [1]: '194.48.139.254'
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.337891]   MTU: '1500'
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.337914] IPv6 configuration available: 'none'
Aug 27 00:30:06 hp-eb-x360-1030-g3 ModemManager[5204]: <debug>
[1566858606.338080] (wwp0s20f0u3c3): port now connected

We may need NetworkManager logs to see why that connection attempt
wasn't completed correctly in the NM side.
Also, what exact NM version are you using?

-- 
Aleksander
https://aleksander.es