hi,
EM7455 modem seen by mmcli:
root@SITE-6:/home/test# mmcli -L
Found 1 modems:
/org/freedesktop/ModemManager1/Modem/1 [Sierra Wireless, Incorporated] EM7455
root@SITE-6:/home/test#
however when enabling modem it does not show any signal, it is stucking searching state:
root@SITE-6:/home/test# mmcli -m 1
/org/freedesktop/ModemManager1/Modem/1 (device id ‘211f4047498da665fca712805c3473630f77e5ac’)
Hardware | manufacturer: ‘Sierra Wireless, Incorporated’
| model: ‘EM7455’
| revision: ‘SWI9X30C_02.24.05.06 r7040 CARMD-EV-FRMWR2 2017/05/19 06:23:09’
| supported: ‘gsm-umts, lte’
| current: ‘gsm-umts, lte’
| equipment id: ‘359073061597211’
System | device: ‘/sys/devices/pci0000:00/0000:00:15.0/usb2/2-3’
| drivers: ‘qmi_wwan, qcserial’
| plugin: ‘Sierra’
| primary port: ‘ttyUSB2’
| ports: ‘ttyUSB0 (qcdm), ttyUSB2 (at), wwp0s21u3i8 (net)’
Numbers | own : ‘unknown’
Status | lock: ‘none’
| unlock retries: ‘sim-pin (3), sim-puk (10)’
| state: ‘searching’
| power state: ‘on’
| access tech: ‘unknown’
| signal quality: ‘0’ (cached)
Modes | supported: ‘allowed: 2g, 3g, 4g; preferred: none’
| current: ‘allowed: 2g, 3g, 4g; preferred: none’
Bands | supported: ‘unknown’
| current: ‘unknown’
IP | supported: ‘ipv4, ipv6, ipv4v6’
3GPP | imei: ‘359073061597211’
| enabled locks: ‘none’
| operator id: ‘unknown’
| operator name: ‘unknown’
| subscription: ‘unknown’
| registration: ‘searching’
SIM | path: ‘/org/freedesktop/ModemManager1/SIM/1’
Bearers | paths: ‘none’
root@SITE-6:/home/test#
kindly please help.