4G LTE Network Config OpenWrt for Raspberry Pi 4B

network

config interface 'loopback'
        option device 'lo'
        option proto 'static'
        option ipaddr '127.0.0.1'
        option netmask '255.0.0.0'

config globals 'globals'
        option ula_prefix 'fdf7:1fbd:8cd0::/48'

config device
        option name 'br-lan'
        option type 'bridge'
        list ports 'eth0'

config interface 'lan'
        option device 'br-lan'
        option proto 'static'
        option ipaddr '192.168.1.1'
        option netmask '255.255.255.0'
        option ip6assign '60'

config interface '4G'
        option proto 'qmi'
        option device '/dev/cdc-wdm0'
        option apn 'vzwinternet'
        option auth 'none'
        option pdptype 'ipv4v6'