diff --git a/questd/files/sbin/imonitor b/questd/files/sbin/imonitor
index b20cbe4dd..0efdf6ab4 100755
--- a/questd/files/sbin/imonitor
+++ b/questd/files/sbin/imonitor
@@ -129,6 +129,8 @@ check_ubus_network_call() {
 	json_load "$(ifstatus lan)" || return 0
 	json_get_var up up
 	[ $up -eq 1 ] || return 0
+	local ifname="$(uci -q get network.lan.ifname)"
+	[ -z "$ifname" -o "${ifname:0:3}" == "br-" ] && return 0
 	ubus -t 5 call router.network ports '{"network":"lan"}' | grep -q statistics || {
 		NNET_NFAIL=1
 		return 1