option family ipv4
option target ACCEPT
+# Allow DHCPv6 replies
+# see https://dev.openwrt.org/ticket/10381
+config rule
+ option src wan
+ option proto udp
+ option src_ip fe80::/10
+ option src_port 547
+ option dest_ip fe80::/10
+ option dest_port 546
+ option family ipv6
+ option target ACCEPT
+
# Allow essential incoming IPv6 ICMP traffic
config rule
option src wan