Aleksander Morgado changed bug 96623

What	Removed	Added
Status	NEW	NEEDINFO

Comment # 3 on bug 96623 from Aleksander Morgado

(In reply to Carl H. from comment #0)
> Hi,
> I am having issues getting my modem workin with libmbim on X1 carbon 4th gen
> (2016) using the integrated sierra wireless EM7455. I am running arch linux.
> There seems to be sporadic response when I am running mbimcli commands. I
> red couple of issues with timeouts but believed it to be merged back into
> the version I am using.
> 
> → uname -a
> Linux x1 4.6.2-1-ARCH #1 SMP PREEMPT Wed Jun 8 08:40:59 CEST 2016 x86_64
> GNU/Linux
> 
> → pacaur -Q libmbim 
> libmbim 1.12.4-1
> 
> → pacaur -Q libqmi 
> libqmi 1.12.10-1
> 
> → sudo mbimcli -d /dev/cdc-wdm0 --query-device-caps          
> [/dev/cdc-wdm0] Device capabilities retrieved:
> 	      Device type: 'remote'
> 	   Cellular class: 'gsm'
> 	      Voice class: 'no-voice'
> 	        Sim class: 'removable'
> 	       Data class: 'umts, hsdpa, hsupa, lte'
> 	         SMS caps: 'pdu-receive, pdu-send'
> 	        Ctrl caps: 'reg-manual'
> 	     Max sessions: '8'
> 	Custom data class: 'unknown'
> 	        Device ID: '014582000773169'
> 	    Firmware info: 'SWI9X30C_02.08.02.00'
> 	    Hardware info: 'EM7455'
> 
> → sudo mbim-network /dev/cdc-wdm0 start
> Loading profile...
>     APN: everywhere
> Querying subscriber ready status 'mbimcli -d /dev/cdc-wdm0
> --query-subscriber-ready-status --no-close'...
> error: operation failed: Transaction timed out
> [/dev/cdc-wdm0] Session not closed: TRID: '3'
> Saving state... (TRID: 3)
> Querying registration state 'mbimcli -d /dev/cdc-wdm0
> --query-registration-state --no-open=3 --no-close'...
> error: operation failed: Transaction timed out
> [/dev/cdc-wdm0] Session not closed: TRID: '4'
> Saving state... (TRID: 4)
> Attaching to packet service with 'mbimcli -d /dev/cdc-wdm0
> --attach-packet-service --no-open=4 --no-close'...
> error: operation failed: Transaction timed out
> Saving state... (TRID: 5)
> Starting network with 'mbimcli -d /dev/cdc-wdm0 --connect=everywhere
> --no-open=5 --no-close'...
> error: operation failed: Transaction timed out
> Network start failed
> [/dev/cdc-wdm0] Session not closed: TRID: '6'
> Saving state... (TRID: 6)
> 

Oh, wait, I should have read the logs better instead of just the title :)

This issue seems to be because some other process is using the MBIM port when
you try to run the mbim-network...

Do you have ModemManager running in the system?

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