Thank you again for you precious help and clear step by step guide.
Those are the requested information:
For 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 'fd-----/48'
config device
option name 'br-lan'
option type 'bridge'
list ports 'eth1'
option macaddr '-------'
config device
option name 'eth1'
option macaddr '-------'
config interface 'lan'
option device 'br-lan'
option proto 'static'
option ipaddr '192.168.8.1'
option netmask '255.255.255.0'
option ip6assign '64'
option isolate '0'
option ip6hint '0000'
option ip6ifaceid '::1'
option ip6class 'local'
config device
option name 'eth0'
option macaddr '-------'
config interface 'wan'
option device 'eth0'
option proto 'dhcp'
option force_link '0'
option ipv6 '1'
option classlessroute '0'
option metric '10'
config interface 'wan6'
option proto 'dhcpv6'
option device '@wan'
option disabled '0'
config interface 'tethering6'
option device '@tethering'
option proto 'dhcpv6'
option disabled '0'
config interface 'wwan6'
option device '@wwan'
option proto 'dhcpv6'
option disabled '0'
config interface 'guest'
option force_link '1'
option type 'bridge'
option proto 'static'
option ipaddr '192.168.9.1'
option netmask '255.255.255.0'
option ip6assign '64'
option multicast_querier '1'
option igmp_snooping '0'
option isolate '0'
option bridge_empty '1'
option disabled '1'
option ip6prefix 'fd-------/48'
option ip6hint '0001'
option ip6ifaceid '::1'
option ip6class 'guest'
config interface 'modem_1_1_2_6'
option proto 'dhcpv6'
option disabled '0'
option device '@modem_1_1_2'
config rule 'policy_direct_rt'
option lookup 'main'
option suppress_prefixlength '0'
option priority '1100'
config rule 'policy_default_rt_vpn'
option mark '0x8000/0xc000'
option lookup '8000'
option priority '1101'
option invert '1'
config rule6 'policy_direct_rt6'
option lookup 'main'
option suppress_prefixlength '0'
option priority '1100'
config rule6 'policy_default_rt_vpn6'
option mark '0x8000/0xc000'
option lookup '8000'
option priority '1101'
option invert '1'
config rule 'policy_default_rt_vpn_ts'
option lookup 'main'
option priority '1099'
option mark '0x80000/0xc0000'
option invert '0'
config interface 'wwan'
option proto 'dhcp'
option classlessroute '0'
option hostname '*'
option mtu '1500'
For wireless:
config wifi-device 'radio0'
option type 'mac80211'
option path 'platform/soc/18000000.wifi'
option band '2g'
option channel '1'
option htmode 'HE20'
option disabled '0'
option country 'CN'
option random_bssid '1'
option legacy_rates '0'
option hwmode '11g'
option txpower '30'
config wifi-iface 'default_radio0'
option device 'radio0'
option network 'lan'
option mode 'ap'
option ssid 'GL-MT3000-46f'
option encryption 'psk2'
option macaddr '----------'
option key '----------'
option wds '1'
option isolate '0'
option ifname 'wlan0'
option ieee80211k '1'
option bss_transition '1'
option hidden '0'
config wifi-device 'radio1'
option type 'mac80211'
option path 'platform/soc/18000000.wifi+1'
option band '5g'
option channel 'auto'
option htmode 'HE80'
option disabled '0'
option country 'CN'
option random_bssid '0'
option channels '36,40,44,48,149,153,157,161'
option legacy_rates '0'
config wifi-iface 'default_radio1'
option device 'radio1'
option network 'lan'
option mode 'ap'
option ssid 'GL-MT3000-46f-5G'
option encryption 'psk2'
option key '----------'
option wds '1'
option isolate '0'
option ifname 'wlan1'
option ieee80211k '1'
option bss_transition '1'
option disabled '0'
config wifi-iface 'guest2g'
option device 'radio0'
option network 'guest'
option mode 'ap'
option ifname 'wlan0-1'
option encryption 'psk2'
option key '----------'
option ssid 'GL-MT3000-46f-Guest'
option macaddr '----------'
option guest '1'
option disabled '1'
option wds '1'
option isolate '0'
config wifi-iface 'guest5g'
option device 'radio1'
option network 'guest'
option mode 'ap'
option ifname 'wlan1-1'
option encryption 'psk2'
option key '----------'
option ssid 'GL-MT3000-46f-5G-Guest'
option guest '1'
option disabled '1'
option wds '1'
option isolate '0'
config wifi-iface 'sta'
option mode 'sta'
option ifname 'sta0'
option device 'radio0'
option network 'wwan'
option ssid '----------'
option bssid '----------'
option macaddr '----------'
option encryption 'none'
For DHCP:
config dnsmasq
option domainneeded '1'
option boguspriv '1'
option filterwin2k '0'
option localise_queries '1'
option rebind_protection '0'
option rebind_localhost '1'
option local '/lan/'
option domain 'lan'
option expandhosts '1'
option nonegcache '0'
option cachesize '1000'
option authoritative '1'
option readethers '1'
option leasefile '/tmp/dhcp.leases'
option resolvfile '/tmp/resolv.conf.d/resolv.conf.auto'
option nonwildcard '1'
option localservice '1'
option ednspacket_max '1232'
option filter_aaaa '0'
option filter_a '0'
config dhcp 'lan'
option interface 'lan'
option start '100'
option limit '150'
option leasetime '12h'
option dhcpv4 'server'
option dhcpv6 'server'
option ra 'server'
option ra_slaac '1'
option force '1'
option ra_management '1'
list ra_flags 'other-config'
list ra_flags 'managed-config'
option ra_default '1'
list dns '------0000:0000:0000:0000:0001'
config dhcp 'wan'
option interface 'wan'
option ignore '1'
config odhcpd 'odhcpd'
option maindhcp '0'
option leasefile '/tmp/hosts/odhcpd'
option leasetrigger '/usr/sbin/odhcpd-update'
option loglevel '4'
config domain
option name 'console.gl-inet.com'
option ip '192.168.8.1'
config domain
option name 'console.gl-inet.com'
option ip '::ffff:192.168.8.1'
config dhcp 'guest'
option interface 'guest'
option start '100'
option limit '150'
option leasetime '12h'
option dhcpv6 'server'
option ra 'server'
option ignore '0'
list dns 'fd------0001:0000:0000:0000:0001'
option ra_management '1'
option ra_default '1'
list ra_flags 'other-config'
list ra_flags 'managed-config'
config host
option mac '------'
option ip '192.168.8.184'
config host
option mac '------'
config host
option mac '------'
option ip '192.168.8.182'
config host
option mac '------'
option ip '192.168.8.194'