查看系统中的modem

mmcli -L
    /org/freedesktop/ModemManager1/Modem/0 [Quectel] RM500Q-GL

查看0号modem详细信息

 mmcli -m 0  

发送 cxll到 10010

#  mmcli -m 0 --messaging-create-sms="text='cxll',number='10010'"
Successfully created new SMS: /org/freedesktop/ModemManager1/SMS/79

mmcli -s 79 --send