root@OpenWrt:~# cat /etc/config/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 'fd8f:7f21:04e2::/48'

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

config interface 'lan'
	option device 'br-lan'
	option proto 'static'
	option ip6assign '60'
	list ipaddr '192.168.2.1/24'

config interface 'wan'
	option proto 'pppoe'
	option device 'eth1.7'
	option username '111111111111222222222222#0001@t-online.de'
	option password 'meinpassword'
	option ipv6 'auto'

config interface 'wan6'
	option device 'eth1'
	option proto 'dhcpv6'

config switch
	option name 'switch0'
	option reset '1'
	option enable_vlan '1'

config switch_vlan
	option device 'switch0'
	option vlan '7'
	option ports '0t 5t'

root@OpenWrt:~#