SIM Card PIN Change Timeout (MM 1.18.2)

[Aleksander Morgado]

Hey,

On Mon, Nov 8, 2021 at 11:36 AM Amol Lad <Amol.Lad at 4rf.com> wrote:
>
> # mmcli -i 1 --change-pin=0000 --pin=1234
> error: couldn't change PIN code in the SIM: 'Timeout was reached'
>
> # mmcli -m 0 --command=AT+CPIN?
> response: '+CPIN: SIM PIN'
>
> So looks like modem is 'really' locked. Btw, which part of debug log showed modem went in searching?
>

Oh, interesting. Then I wouldn't know what to say :)

Here's the debug log that lead me to think the modem was unlocked already:

debug 2021-11-06T06:46:28+00:00 : [/dev/cdc-wdm0] Received message...
<<<<<< RAW:
<<<<<<   length = 50
<<<<<<   data   =
01:31:00:80:03:04:04:02:00:24:00:25:00:01:06:00:02:02:02:02:01:08:11:01:00:00:12:05:00:94:01:2D:00:00:22:05:00:01:02:00:00:00:29:05:00:94:01:2D:00:00
debug 2021-11-06T06:46:28+00:00 : [/dev/cdc-wdm0] Received generic
indication (translated)...
<<<<<< QMUX:
<<<<<<   length  = 49
<<<<<<   flags   = 0x80
<<<<<<   service = "nas"
<<<<<<   client  = 4
<<<<<< QMI:
<<<<<<   flags       = "indication"
<<<<<<   transaction = 2
<<<<<<   tlv_length  = 37
<<<<<<   message     = "Serving System" (0x0024)
<<<<<< TLV:
<<<<<<   type       = "Serving System" (0x01)
<<<<<<   length     = 6
<<<<<<   value      = 02:02:02:02:01:08
<<<<<<   translated = [ registration_state =
'not-registered-searching' cs_attach_state = 'detached'
ps_attach_state = 'detached' selected_network = '3gpp'
radio_interfaces = '{ [0] = 'lte '}' ]
<<<<<< TLV:
<<<<<<   type       = "Data Service Capability" (0x11)
<<<<<<   length     = 1
<<<<<<   value      = 00
<<<<<<   translated = {}
<<<<<< TLV:
<<<<<<   type       = "Current PLMN" (0x12)
<<<<<<   length     = 5
<<<<<<   value      = 94:01:2D:00:00
<<<<<<   translated = [ mcc = '404' mnc = '45' description = '' ]

-- 
Aleksander
https://aleksander.es