Cm data connect failed

Legato Linux distribution (Yocto project)
1

How can I connect data??

root@swi-mdm9x28-wp:~# cm data connect
Setting up profile 1
Connecting ... failed
Thu Jun 27 16:26:56 +09 2024 - Connection Failure: LE_FAULT

what I have setting:

root@swi-mdm9x28-wp:~# cm radio on
root@swi-mdm9x28-wp:~# cm radio
Power:                         ON
Current Network Operator:      J...
Current RAT:                   Module not registered on network, RAT not available
Status:                        Not registered but currently searching for a new operator (LE_MRC_REG_SEARCHING)
Signal:                        Strong signal strength (4)
PS:                            Packet Switched Not registered (LE_MRC_REG_NONE)

root@swi-mdm9x28-wp:~# cm data
Index:                         1
APN:                           spmode.....
PDP Type:                      IPV4V6
Connected:                     no
Auth type:                     CHAP
User name:                     
Password:                      
root@swi-mdm9x28-wp:~# cm data apn spmode....
root@swi-mdm9x28-wp:~# cm data auth chap
1 Like
2

“cm radio” shows module is not registered to network

3

you mean this simcard is cannot use lte right??

4

i don’t know, have you tried with a mobile phone?

BTW, what is the return of the followings?


ati3
at+cfun?
at!impref?
at!selrat?
AT!band?
AT+cgdcont?
at+cpin?
AT!uims?
5 
ati3

Manufacturer: Sierra Wireless, Incorporated
Model: WP7605
Revision: SWI9X07Y_02.28.03.05 000000 jenkins 2019/07/08 11:04:16
IMEI: 353532100636401
IMEI SV:  6
FSN: 2A142230780210
+GCAP: +CGSM

OK
at+cfun?

+CFUN: 1

OK
at!impref?

!IMPREF: 
 preferred fw version:    02.28.03.05
 preferred carrier name:  GENERIC
 preferred config name:   GENERIC_002.073_001
 preferred subpri index:  000
 current fw version:      02.28.03.05
 current carrier name:    GENERIC
 current config name:     GENERIC_002.073_001
 current subpri index:    000

OK
at!selrat?

!SELRAT: 00, Automatic

OK
at!band?

Index, Name
00, All bands

OK
at!cgdcont?

ERROR
at+cgdcont?

+CGDCONT: 1,"IPV6","spmode.co.jp","0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0",0,0,0,0

OK
at!uims?

!UIMS: 0

OK
6

what is the return of AT+CPIN?
Is it normal to use IPV6 in AT+CGDCONT?
Is the APN “spmode.co.jp” correct?

7

I got it.
I put wrong APN.

Thank you for your help