建議不要用ubuntu16的mmcli, 會大錯亂, ubuntu18的mmcli比較成熟穩定

usbnet=0, QMI

usbnet=1, ECM

usbnet=2, MBMI

usbnet=3, RNDIS

Ubuntu16, modem manager version = 1.6.4

Ubuntu18, modem manager version = 1.10

U16, modem manager, EC20可以用QMI , MBIM,

開機後, 插上EC20, 比對新增加的模組

0_QMI

> option                 53248  0

> usb_wwan               20480  1 option

> qmi_wwan               32768  0

> cdc_wdm                20480  2 qmi_wwan

> usbnet                 45056  1 qmi_wwan

> mii                    16384  1 usbnet

> usbserial              45056  2 option,usb_wwan

1_ECM

> qmi_wwan               32768  0

> option                 53248  0

> cdc_wdm                20480  1 qmi_wwan

> usb_wwan               20480  1 option

> cdc_ether              16384  0

> usbnet                 45056  2 cdc_ether,qmi_wwan

> mii                    16384  1 usbnet

> usbserial              45056  2 option,usb_wwan

3_RNDIS

> qmi_wwan               32768  0

> rndis_host             16384  0

> option                 53248  0

> usb_wwan               20480  1 option

> cdc_ether              16384  1 rndis_host

> cdc_wdm                20480  2 qmi_wwan

> usbnet                 45056  3 rndis_host,cdc_ether,qmi_wwan

> mii                    16384  1 usbnet

> usbserial              45056  2 option,usb_wwan

2_MBIM

> cdc_mbim               16384  0

> cdc_ncm                36864  1 cdc_mbim

> option                 53248  2

> usb_wwan               20480  1 option

> qmi_wwan               32768  0

> cdc_wdm                20480  3 cdc_mbim,qmi_wwan

> usbnet                 45056  3 cdc_mbim,qmi_wwan,cdc_ncm

> mii                    16384  1 usbnet

> usbserial              45056  6 option,usb_wwan

u18 ec20 mbim=2

/sys/bus/usb/drivers$ find | grep "3-2:1"

./cdc_mbim/3-2:1.5

./cdc_mbim/3-2:1.4

./option/3-2:1.3

./option/3-2:1.1

./option/3-2:1.2

./option/3-2:1.0

ls /sys/class/net/

ens33  lo  wws160u2i4

dmesg | grep mbim

[   97.781418] cdc_mbim 3-2:1.4: cdc-wdm0: USB WDM device

[   97.782613] cdc_mbim 3-2:1.4 wwan0: register cdc_mbim at usb-0000:03:00.0-2, CDC MBIM, 66:e5:4d:56:7d:74

[   97.782882] usbcore: registered new interface driver cdc_mbim

[   97.812755] cdc_mbim 3-2:1.4 wws160u2i4: renamed from wwan0

ifconfig

wws160u2i4: flags=4291  mtu 1500

        inet 100.87.157.54  netmask 255.255.255.252  broadcast 100.87.157.55

        inet6 2404:0:803a:ba2c:1da4:62f6:814b:1bd5  prefixlen 64  scopeid 0x0

        inet6 2404:0:803a:ba2c:5143:1fe6:1890:5ccc  prefixlen 64  scopeid 0x0

        inet6 2404:0:803a:ba2c:4498:85ff:fe48:1d36  prefixlen 64  scopeid 0x0

        ether 46:98:85:48:1d:36  txqueuelen 1000  (Ethernet)

        RX packets 33  bytes 3654 (3.6 KB)

        RX errors 0  dropped 0  overruns 0  frame 0

        TX packets 108  bytes 12240 (12.2 KB)

        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

mmcli -L

    /org/freedesktop/ModemManager1/Modem/1 [Android] Android

mmcli -m 0

primary port: cdc-wdm0

ports: ttyUSB0 (qcdm), ttyUSB2 (at), ttyUSB3 (at),wws160u2i4 (net), cdc-wdm0 (mbim)

interface: wws160u2i4

------------------------------------------------------------------------

u18 ec20 qmi=1

/sys/bus/usb/drivers$ find | grep "3-2:1"

./qmi_wwan/3-2:1.4

./option/3-2:1.3

./option/3-2:1.1

./option/3-2:1.2

./option/3-2:1.0

ls /sys/class/net/

ens33  lo  wwan0

dmesg | grep wwan

[  101.018266] qmi_wwan 3-2:1.4: cdc-wdm0: USB WDM device

[  101.020470] qmi_wwan 3-2:1.4 wwan0: register qmi_wwan at usb-0000:03:00.0-2, WWAN/QMI device, ce:04:78:c0:33:56

[  101.021580] usbcore: registered new interface driver qmi_wwan

mmcli -L

    /org/freedesktop/ModemManager1/Modem/0 [QUALCOMM INCORPORATED] QUECTEL Mobile Broadband Module

mmcli -m 0

primary port: cdc-wdm0

ports: ttyUSB0 (qcdm), ttyUSB2 (at), ttyUSB3 (at), cdc-wdm0 (qmi),wwan0 (net)

interface: wwan0