qmicli always getting transaction time out

[Aleksander Morgado]

Hey,

> Finally I got to work on Ubuntu server 16.04.
> -Install Ubuntu 16.04
> -sudo apt update && upgrade
> -Update kernel version
> -sudo add-apt-repository ppa:aleksander-m/modemmanager-xenial
> - sudo apt install modemmanager
> - sudo apt install network-manager
> - sudo nmcli connection add type gsm con-name XXX autoconnect yes ifname cdc-wdm0 apn XXXXX password XXXX user XXXX
> - sudo nmcli connection up XXX
>
> Now, I am trying to have it to work, using Ubuntu 18.04
> -Install ubuntu server 18.04
> - sudo apt update && upgrade
> - sudo apt install modemmanager
> - sudo apt install network manager
> sudo nmcli connection add type gsm con-name XXX autoconnect yes ifname cdc-wdm0 apn XXXXX password XXXX user XXXX
> - sudo nmcli connection up XXX
>
> Connection works perfectly when there is good LTE coverage, but, when only umts access tech avaliable it doesnt work.
>
> I have 3 devices. I have tried whith all 3 using Ubuntu 18.04 any no one work.
> Now I went back to Ubuntu 16 on one of them and it connects inmediatly (all 3 are in the same place, at the same time)
>
> Do you have any idea?
>

The official Ubuntu 18.04 comes with MM 1.6.4, so your tests in
16.04+my Xenial PPA aren't equivalent to official 18.04. Try using my
Bionic PPA?
https://launchpad.net/~aleksander-m/+archive/ubuntu/modemmanager-bionic

-- 
Aleksander
https://aleksander.es