>> Which modem is this? If it's a Huawei modem, your issue may be known >> (wrong tty used for data). > > It is Huawei (initial vid/pid 12d1:1c0b, then switched to 12d1:1c08 by > usb_modeswitch). But the thing is that the driver exposes 2 ttys, and > both of them respond. I successfully connected with screen directly and > sent some AT commands and got back the response. > > I know that ModemManager tries to do auto detection - because usually > only one tty should respond and probably ModemManager relies on this for > detecting the "valid" tty. Given the fact that both ttys respond, I have > no idea how one of them is picked as "good". >
There are different ways of detecting which port is to be used for control and which for data. In some huawei modems we base the logic on the GETPORTMODE result. >> I would try to grab both ModemManager and NetworkManager debug logs. See >> the "Debugging NetworkManager 0.8 and 0.9 3G connections" section at >> https://live.gnome.org/NetworkManager/Debugging. > > Thanks! I had done that already, but I'm not sure about the mailing list > policy. Is it ok to post back on the list and include it as an > attachment? It's around 60k (or 7k if I gzip it). > Just reply with the ModemManager debug log attached, that's ok. -- Aleksander _______________________________________________ networkmanager-list mailing list [email protected] https://mail.gnome.org/mailman/listinfo/networkmanager-list
