Users guide. Openwrt 3G modem network configuration.

Here described steps of openwrt 3G modem network configuration. Suitable for NetSoM dev board with SIM5320E usb 3G modem (coming soon) plugged in. QMI interface used. Support of SIM5320E implemented recently.

First open web interface and press Login button.

openwrt 3g modem

Then navigate to Network —> Interfaces:

openwrt 3g modem

And click on Add new interface button:

openwrt 3g modem

Set name (1), choose DHCP client protocol, select wwan0 interface and press to Create interface button:

openwrt 3g modem

On the appeared window just press Save:

openwrt 3g modem

Then press to Create new interface button (1) again to create another one interface:

openwrt 3g modem

Set Name (1), select QMI Cellular protocol (2) and press Create interface button (3):

openwrt 3g modem

Select /dev/cdc-wdm0 device as modem (1),  set APN of your mobile network provider (2), PIN (if required) and press Save button (3):
openwrt 3g modemHere what you should get:

openwrt 3g modem

press Save & Apply button and wait while changes to be implemented:

openwrt 3g modem

Then navigate to Network —> Firewall and press Add button to create new zone:

openwrt 3g modem

Set Name (1), accept Input, Output and Forwarding traffic (2), enable Masquerading (3), choose WWAN network (4) and press Save button (5):

openwrt 3g modem

Here what you should to get:

openwrt 3g modem

press Save & Apply button and wait for changes to be implemented:

openwrt 3g modem

Than navigate to Network —> Interfaces tab again and check if 3G network connection exists:

openwrt 3g modem

 

# ifconfig wwan0

should show you something like that:

openwrt 3g modem