diff --git a/map-agent/files/etc/hotplug.d/ethernet/map-topology-discovery b/map-agent/files/etc/hotplug.d/ethernet/map-topology-discovery
index 5c24c6887..dd9230829 100755
--- a/map-agent/files/etc/hotplug.d/ethernet/map-topology-discovery
+++ b/map-agent/files/etc/hotplug.d/ethernet/map-topology-discovery
@@ -15,13 +15,13 @@ rc="$?"
 issue_discovery() {
 	local iface="$1"
 
-	res=$(ubus -t5 call ieee1905 buildcmdu "{\"type\":0, \"ifname\":\"${iface}\"}")
+	res=$(ubus -t5 call ieee1905 buildcmdu "{\"type\":0, \"ifname\":\"${iface}\"}" > /dev/null 2>&1)
 	json_load "$res" > /dev/null 2>&1
 	json_get_var data data
 
 	[ "$data" == "" ] && return
 
-	ubus call ieee1905 cmdu "{\"dst\":\"01:80:c2:00:00:13\", \"type\":0, \"data\":\"${data}\"}"
+	ubus call ieee1905 cmdu "{\"dst\":\"01:80:c2:00:00:13\", \"type\":0, \"data\":\"${data}\"})" > /dev/null 2>&1
 }
 
 process_vlans() {