RM520N-GL qmi_wwan_q驱动多apn多路拨号，拨号工具报错：
[root@agent Quectel_QConnectManager_Linux_V1.6.7]# [07-11_10:16:56:672] QConnectManager_Linux_V1.6.7
[07-11_10:16:56:672] Find /sys/bus/usb/devices/2-4 idVendor=0x2c7c idProduct=0x801, bus=0x002, dev=0x002
[07-11_10:16:56:672] network interface ‘wwan0_1’ or qmidev ‘’ is not exist
[07-11_10:16:56:672] atdevice_detect failed
[07-11_10:16:56:672] qmidevice_detect failed
[1]+ Done ./quectel-CM -s 3gwap -i wwan0_1
如图：
