I have tried following the Guide
https://openwrt.org/docs/guide-user/network/wan/wwan/ethernetoverusb_ncm
But I'm not sure it is setup correctly. What CLI commands can be used to check
So far I have got this far:
# lsusb
Bus 001 Device 002: ID 05c6:6000 Qualcomm, Inc. Siemens SG75
# cat /sys/kernel/debug/usb/devices
T: Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 2 Spd=480 MxCh= 0
D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=05c6 ProdID=6000 Rev= 0.00
S: Manufacturer=Qualcomm, Incorporated
S: Product=Qualcomm CDMA Technologies MSM
S: SerialNumber=xxx
C:* #Ifs= 5 Cfg#= 1 Atr=e0 MxPwr=500mA
I:* If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=81(I) Atr=03(Int.) MxPS= 64 Ivl=2ms
E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
I:* If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
I:* If#= 3 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
I:* If#= 4 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 Driver=usb-storage
E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=86(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
# ls /dev/ttyUSB*
/dev/ttyUSB0 /dev/ttyUSB1 /dev/ttyUSB2 /dev/ttyUSB3
# dmesg
[ 492.822200] usb 1-1: new high-speed USB device number 3 using ehci-platform
[ 493.035752] usb-storage 1-1:1.0: USB Mass Storage device detected
[ 493.052573] scsi host0: usb-storage 1-1:1.0
[ 493.537440] usb 1-1: USB disconnect, device number 3
[ 494.262256] usb 1-1: new high-speed USB device number 4 using ehci-platform
[ 494.499342] option 1-1:1.0: GSM modem (1-port) converter detected
[ 494.506225] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB0
[ 494.514341] option 1-1:1.1: GSM modem (1-port) converter detected
[ 494.521127] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB1
[ 494.528931] option 1-1:1.2: GSM modem (1-port) converter detected
[ 494.535673] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB2
[ 494.543713] option 1-1:1.3: GSM modem (1-port) converter detected
[ 494.550312] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB3
[ 494.557640] usb-storage 1-1:1.4: USB Mass Storage device detected
[ 494.766939] scsi host0: usb-storage 1-1:1.4
[ 495.793951] scsi 0:0:0:0: Direct-Access 4G MMC Storage 2.31 PQ: 0 ANSI: 2
[ 495.808374] sd 0:0:0:0: [sda] Attached SCSI removable disk
# lsmod | grep cdc
cdc_ether 4832 1 rndis_host
cdc_mbim 4192 0
cdc_ncm 13920 2 cdc_mbim,huawei_cdc_ncm
cdc_wdm 7904 3 cdc_mbim,qmi_wwan,huawei_cdc_ncm
huawei_cdc_ncm 1472 0
usbcore 129264 18 option,cdc_mbim,usb_wwan,uas,rndis_host,qmi_wwan,huawei_cdc_ncm,cdc_ncm,cdc_ether,usbserial,usbnet,usb_storage,cdc_wdm,ledtrig_usbport,ohci_platform,ohci_hcd,ehci_platform,ehci_hcd
usbnet 16720 6 cdc_mbim,rndis_host,qmi_wwan,huawei_cdc_ncm,cdc_ncm,cdc_ether
# lsmod | grep usb
ledtrig_usbport 2704 0
mii 5216 1 usbnet
nls_base 4832 1 usbcore
scsi_mod 87120 3 uas,usb_storage,sd_mod
usb_common 2208 1 usbcore
usb_storage 40704 1 uas
usb_wwan 4256 1 option
usbcore 129264 18 option,cdc_mbim,usb_wwan,uas,rndis_host,qmi_wwan,huawei_cdc_ncm,cdc_ncm,cdc_ether,usbserial,usbnet,usb_storage,cdc_wdm,ledtrig_usbport,ohci_platform,ohci_hcd,ehci_platform,ehci_hcd
usbnet 16720 6 cdc_mbim,rndis_host,qmi_wwan,huawei_cdc_ncm,cdc_ncm,cdc_ether
usbserial 17104 2 option,usb_wwan