Netlink failure when attempting to add multiplexed link in MBIM modem

Hey Bjørn, I'm getting some strange reports of failures in the netlink communication when adding new multiplexed links in a MBIM modem, using cdc_mbim. I also have the kernel dmesg but it doesn't give any reference to the error, the only valid thing I have is the MM debug log. Any idea why this m

Re: AT port not attacted with RM520N-GL

Hey Pradeep! > > We are using RM520N-GL in our SD-WAN edge device in USB mode on M.2 Slot. > We are facing an issue where AT USB ports(ttyUSB2, ttyUSB3) are not > enumerated . > We are using "modemmanager - 1.16.6-2" and also added RM520 blob to " > /lib/udev/rules.d/77-mm-quectel-port-types.rul

Re: Is it possible to use mmcli with ublox L201 in Debian9

Hey > > I have some old devices that I cannot do OS upgrades, and they're running > Debian9, mmcli 1.6.4. Is it possible to do some sort of manual upgrade so > that it can work with ublox L201? > Yes, it should be possible to use a much newer ModemManager than 1.6.4 in that old box, likely supp

Re: Assistance Needed with SIM Card Issue Causing QMI Operation Failures

> > i'm seeing similar (not necessarily related) problems with an EC21 when using > Telefonica SIM cards (other cards work fine, these work sporadically). It > seems as if those cards have a longer startup time. With the following patch > the cards work most of the time (ModemManager 1.18.6): >

Re: No IP address for a successful connection on LTE modem

Hey, On Mon, Feb 12, 2024 at 9:37 AM Garfield Watkins wrote: > > I have created a plugin for an LTE modem. This modem exposes 1 AT command > port (e.g. ttyUSB0) and one ethernet port via usb (cdc_ether). > > When the modem is inserted via USB, the kernel enumerates some serial > ports(ttyUSB0 -

Re: No IP address for a successful connection on LTE modem

Bearer 0 is the initial default bearer. Bearer 1 is the connected bearer Output from mmcli -b 1 is:  -  General    |    path: /org/freedesktop/ModemManager1/Bearer/1 |    type: default  -  Status

Re: No IP address for a successful connection on LTE modem

Hey, On Tue, Feb 13, 2024 at 1:18 PM Garfield Watkins wrote: > > Bearer 0 is the initial default bearer. > > Bearer 1 is the connected bearer > > Output from mmcli -b 1 is: > > - > General|path: /org/freedesktop/ModemManager1/Bearer/1 >

Re: No IP address for a successful connection on LTE modem

Did you connect the modem using NetworkManager (e.g. using nmcli) or did you connect the modem using mmcli? I see where you are going with this. It seems I expected more of the interaction between the ModemManager and Network Manager . To answer your question, no I have only used mmcli. Let me t

Re: AT port not attacted with RM520N-GL

Hi Aleksander, Thanks for your reply, I will try out the suggested methods. And another thing is we are planning to update ModemManager ,currently we are at 1.16.6-2) and we can go to 1.20 stable versions. Is there any stable version that you can push into ModemManager sources? https://www.freedes

Re: Netlink failure when attempting to add multiplexed link in MBIM modem

Aleksander Morgado writes: > Hey Bjørn, > > I'm getting some strange reports of failures in the netlink > communication when adding new multiplexed links in a MBIM modem, using > cdc_mbim. I also have the kernel dmesg but it doesn't give any > reference to the error, the only valid thing I have i

Re: AT port not attacted with RM520N-GL

> > Thanks for your reply, I will try out the suggested methods. > And another thing is we are planning to update ModemManager > ,currently we are at 1.16.6-2) and we can go to 1.20 stable versions. > Is there any stable version that you can push into ModemManager sources? > https://www.freedesktop