Never reconnected after SIM desactivate/activate

[Herve Patriarche]

Hello,

Desactivate SIM from operator lead to Status state enabled after a while.
But when activate SIM again, it loops between those states:
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1] simple 
connect started...
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1] simple 
connect state (4/8): wait to get fully enabled
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1] simple 
connect state (5/8): register
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1] simple 
connect state (6/8): bearer
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1] simple 
connect state (7/8): connect
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1] state 
changed (enabled -> connecting)
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1/bearer52] 
couldn't start network: QMI protocol error (14): 'CallFailed'
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1/bearer52] 
call end reason (3): generic-no-service
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1/bearer52] 
verbose call end reason (2,231): [internal] ip-version-mismatch
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <warn> [modem1/bearer52] 
connection attempt #1 failed: QMI protocol error (14): 'CallFailed'
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1] state 
changed (connecting -> enabled)
Jun 29 15:23:11 ws-box-v1.3 ModemManager[630]: <info> [modem1/bearer52] 
connection #1 finished: duration 0s, tx: 0 bytes, rx :0 bytes

3GPP bearer is connected
   Status   |                    lock: sim-pin2
            |          unlock retries: sim-pin (3), sim-puk (10), 
sim-pin2 (3), sim-puk2 (10)
            |                   state: enabled
            |             power state: on
            |             access tech: umts
            |          signal quality: 65% (recent)

   -----------------------------------
   3GPP EPS |    ue mode of operation: csps-2
            |     initial bearer path: 
/org/freedesktop/ModemManager1/Bearer/21
            |  initial bearer ip type: ipv4
   -----------------------------------
   SIM      |        primary sim path: /org/freedesktop/ModemManager1/SIM/1
            |          sim slot paths: slot 1: 
/org/freedesktop/ModemManager1/SIM/1 (active)
            |                          slot 2: none
   -----------------------------------
   Bearer   |                   paths: 
/org/freedesktop/ModemManager1/Bearer/52
            | /org/freedesktop/ModemManager1/Bearer/22


   ------------------------
   General    |       path: /org/freedesktop/ModemManager1/Bearer/21
              |       type: default-attach
   ------------------------
   Status     |  connected: yes
              |  suspended: no
              | ip timeout: 20
   ------------------------
   Properties |        apn: iot.1nce.net
              |    ip type: ipv4


Only a modem reset allow to get connectivity back:
mmcli -m X -r


Jun 29 15:26:14 ws-box-v1.3 ModemManager[630]: <warn> [modem2/sim2] 
couldn't load list of emergency numbers: uninitialized emergency numbers 
list
Jun 29 15:26:14 ws-box-v1.3 ModemManager[630]: <warn> [modem2/sim2] 
couldn't load list of emergency numbers: uninitialized emergency numbers 
list
Jun 29 15:26:14 ws-box-v1.3 ModemManager[630]: <warn> [modem2] couldn't 
load list of own numbers: Couldn't get MSISDN: QMI protocol error (16): 
'NotProvisioned'
Jun 29 15:26:15 ws-box-v1.3 ModemManager[630]: <warn> [modem2] couldn't 
load supported assistance data types: LOC service: general failure
Jun 29 15:26:15 ws-box-v1.3 ModemManager[630]: <info> [modem2] state 
changed (unknown -> disabled)
Jun 29 15:26:15 ws-box-v1.3 ModemManager[630]: <info> [modem2] state 
changed (disabled -> enabling)
Jun 29 15:26:15 ws-box-v1.3 ModemManager[630]: <info> [modem2] power 
state updated: on
Jun 29 15:26:16 ws-box-v1.3 ModemManager[630]: <info> [modem2] state 
changed (enabling -> enabled)
Jun 29 15:26:16 ws-box-v1.3 ModemManager[630]: <info> [modem2] 3GPP 
registration state changed (unknown -> registering)
Jun 29 15:26:16 ws-box-v1.3 ModemManager[630]: <info> [modem2] 3GPP 
registration state changed (registering -> roaming)
Jun 29 15:26:16 ws-box-v1.3 ModemManager[630]: <info> [modem2] state 
changed (enabled -> registered)
Jun 29 15:26:27 ws-box-v1.3 ModemManager[630]: <info> [modem2] 3GPP 
registration state changed (roaming -> registering)
Jun 29 15:26:27 ws-box-v1.3 ModemManager[630]: <info> [modem2] 3GPP 
registration state changed (registering -> home)

Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> [modem2] simple 
connect state (4/8): wait to get fully enabled
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> [modem2] simple 
connect state (5/8): register
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> [modem2] simple 
connect state (6/8): bearer
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> [modem2] simple 
connect state (7/8): connect
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> [modem2] state 
changed (registered -> connecting)
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: [/dev/cdc-wdm0] 
Allocating new client ID...
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: [/dev/cdc-wdm0] 
Registered 'wds' (version 1.67) client with ID '18'
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> [modem2/bearer54] 
QMI IPv4 Settings:
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> 
[modem2/bearer54]     address: X.X.X.X
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> 
[modem2/bearer54]     gateway: X.X.X.X
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> 
[modem2/bearer54]     DNS #1: X.X.X.X
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> 
[modem2/bearer54]     DNS #2: X.X.X.X
Jun 29 15:28:11 ws-box-v1.3 ModemManager[630]: <info> 
[modem2/bearer54]        MTU: 1430


Can you explain why a modem reset is required ?

Thanks,


Herve P.