option output ACCEPT
option forward REJECT
option masq 1
+ option mtu_fix 1
config forwarding
option src lan
option dest wan
- option mtu_fix 1
+
+# We need to accept udp packets on port 68,
+# see https://dev.openwrt.org/ticket/4108
+config rule
+ option src wan
+ option proto udp
+ option dest_port 68
+ option target ACCEPT
# include a file with users custom iptables rules
config include