diff --git a/main.go b/main.go
index 9045f8c..6425355 100644
--- a/main.go
+++ b/main.go
@@ -88,6 +88,7 @@ func processUcAPIs() ([]node, []link) {
 	}
 
 	//build nodes struct
+	//mvJson, err := getMeshviewerJSON()
 	for _, jsonDevice := range d.Devices {
 		var currentDevice ucDevice
 		var currentJSONDevice device
@@ -98,7 +99,10 @@ func processUcAPIs() ([]node, []link) {
 			}
 		}
 		if isRemoteMACpublished(jsonDevice.MAC, d.Devices) == true {
-			links = ucAddLink(jsonDevice, links)
+			//hier muss gecheckt werden ob der link valide ist
+			if checkMeshviewerLink(jsonDevice.LinkedTo) {
+				links = ucAddLink(jsonDevice, links)
+			}
 		}
 		load, err := strconv.ParseFloat(currentDevice.Sysstats.CPU, 64)
 		if err != nil {
@@ -507,6 +511,17 @@ func getMeshviewerJSON(url string) (mvDevices, error) {
 	}
 	return n, nil
 }
+
+func checkMeshviewerLink(s string) bool {
+	mvNodes, _ := getMeshviewer()
+	for i := range mvNodes {
+		if mvNodes[i].MAC == s {
+			return true
+		}
+	}
+	return false
+}
+
 func findNodeID(NodeID string) bool {
 	for i := range ucDev.Devices {
 		if ucDev.Devices[i].GatewayNexthop == NodeID {
@@ -521,7 +536,7 @@ func addmvDevices(d mvDevices) ([]node, []link) {
 
 	for i := range d.Nodes {
 		mvNode := d.Nodes[i]
-		if findNodeID(mvNode.NodeID) == true {
+		if findNodeID(mvNode.NodeID) {
 			mvNode.Clients = 0
 			mvNode.ClientsWifi24 = 0
 			mvNode.ClientsWifi5 = 0