#!/bin/sh

uci -q get system.@imm_init[0] > "/dev/null" || uci -q add system imm_init > "/dev/null"
[ "$(uci -q get system.@imm_init[0].ipv6)" = "2" ] && exit 0

uci -q batch <<-EOF
	delete dhcp.lan.dhcpv6
	delete dhcp.lan.ra_flags
	add_list dhcp.lan.ra_flags="other-config"
	set dhcp.lan.max_preferred_lifetime="2700"
	set dhcp.lan.max_valid_lifetime="5400"
	commit dhcp

	set system.@imm_init[0].ipv6="2"
	commit system
EOF

exit 0