[root@gsm-gateway ~]# asterisk -rx "gsm show span 2"
D-channel: 4
Status: Power on, Provisioned, Undetected SIM Card, Active, Standard
Type: CPE
Manufacturer: Revision: MTK 0828
Model Name: Quectel_M20
Model IMEI: 861111003864561
Revision: M20R06A03N32
Network Name:
Network Status: Not registered
Signal Quality (0,31): -1
SIM IMSI:
SIM SMS Center Number:
Last event: SIM failed
State: SIM READY REQ
Last send AT: AT+CPIN?\r\n
[root@gsm-gateway ~]# asterisk -rx "gsm show spans"
GSM span 1: Power on, Provisioned, Up, Active, Standard
GSM span 2: Power on, Provisioned, Undetected SIM Card, Active, Standard
GSM span 3: Power on, Provisioned, Undetected SIM Card, Active, Standard
GSM span 4: Power on, Provisioned, Undetected SIM Card, Active, Standard
Dear shirker:
Please add me to your skype contact list and prepare remote access, I will help you to figure it out.
My skype is along.zou, named Michael.
I have similar problem, but the 4 slots can not detect SIM Card,
localhost*CLI> gsm show spans
GSM span 1: Power on, Provisioned, Undetected SIM Card, Active, Standard
GSM span 2: Power on, Provisioned, Undetected SIM Card, Active, Standard
GSM span 3: Power on, Provisioned, Undetected SIM Card, Active, Standard
GSM span 4: Power on, Provisioned, Undetected SIM Card, Active, Standard