I am using RC7620 and JIO sim card to send sms.
While sending SMS it takes long time to return an error 350.
below are the cellular module details and its status
Model: RC7620
Revision: SWI9X07H_00.03.03.00 2bb7a4 jenkins 2020/04/15 07:57:29
IMEI: 353634110154340
IMEI SV: 14
FSN: 7Q0517810310B0
+GCAP: +CGSM
AT!GSTATUS?
!GSTATUS:
Current Time: 160 Temperature: 38
Modem Mitigate Level: 0 ModemProc Mitigate Level: 0
Reset Counter: 1 Mode: ONLINE
System mode: LTE PS state: Attached
IMS reg state: NOT REGISTERED IMS mode: Normal
IMS Srv State: NO SMS,NO VoIP
LTE band: B3 LTE bw: 10 MHz
LTE Rx chan: 1251 LTE Tx chan: 19251
LTE CA state: INACTIVE
EMM state: Registered Normal Service
RRC state: RRC Idle
PCC RxM RSSI: -74 RSRP (dBm): -103
PCC RxD RSSI: -85 RSRP (dBm): -123
Tx Power: – TAC: 0075 (117)
RSRQ (dB): -12 Cell ID: 00048B23 (297763)
SINR (dB): 0.4
OK
In the gstatus i can see the cellular module is not registered for IMS services.
Please let me know how to make this module register for IMS services.