config flow
	option flow_offloading '0'
	option flow_offloading_hw '0'
	option bbr '0'
	option dns '0'
	option dnscache_enable '1'
	option dns_server '114.114.114.114,114.114.115.115,223.5.5.5,223.6.6.6,180.76.76.76,119.29.29.29,119.28.28.28,1.2.4.8,210.2.4.8'
	option ipv6dns_server '2001:4860:4860::8888,2001:4860:4860::8844,2001:2001::1111,2001:2001::1001,2400:da00::6666,240C::6666,240C::6644'