diff --git a/ice-adapter/src/main/java/com/faforever/iceadapter/debug/DebugWindow.java b/ice-adapter/src/main/java/com/faforever/iceadapter/debug/DebugWindow.java
index 076d8c0..336bf0e 100644
--- a/ice-adapter/src/main/java/com/faforever/iceadapter/debug/DebugWindow.java
+++ b/ice-adapter/src/main/java/com/faforever/iceadapter/debug/DebugWindow.java
@@ -184,6 +184,7 @@ public void peerConnectivityUpdate(Peer peer) {
                     p.averageRtt.set(connectivityChecker.map(PeerConnectivityCheckerModule::getAverageRTT).orElse(-1.0f).intValue());
                     p.lastReceived.set(connectivityChecker.map(PeerConnectivityCheckerModule::getLastPacketReceived).map(last -> System.currentTimeMillis() - last).orElse(-1L).intValue());
                     p.echosReceived.set(connectivityChecker.map(PeerConnectivityCheckerModule::getEchosReceived).orElse(-1L).intValue());
+                    p.echosReceived.set(connectivityChecker.map(PeerConnectivityCheckerModule::getEchosReceived).orElse(-1L).intValue());
                 });
             }
         });
@@ -213,6 +214,7 @@ public static class DebugPeer {
         public SimpleIntegerProperty averageRtt = new SimpleIntegerProperty(-1);
         public SimpleIntegerProperty lastReceived = new SimpleIntegerProperty(-1);
         public SimpleIntegerProperty echosReceived = new SimpleIntegerProperty(-1);
+        public SimpleIntegerProperty invalidEchosReceived = new SimpleIntegerProperty(-1);
         public SimpleStringProperty localCandidate = new SimpleStringProperty("");
         public SimpleStringProperty remoteCandidate = new SimpleStringProperty("");
 
@@ -276,8 +278,14 @@ public int getEchosReceived() {
             return echosReceived.get();
         }
 
+        public int getInvalidEchosReceived() {
+            return invalidEchosReceived.get();
+        }
+
         public SimpleIntegerProperty echosReceivedProperty() { return echosReceived; }
 
+        public SimpleIntegerProperty invalidEchosReceivedProperty() { return invalidEchosReceived; }
+
         public String getLocalCandidate() {
             return localCandidate.get();
         }
diff --git a/ice-adapter/src/main/java/com/faforever/iceadapter/debug/DebugWindowController.java b/ice-adapter/src/main/java/com/faforever/iceadapter/debug/DebugWindowController.java
index 74bb361..a3a0699 100644
--- a/ice-adapter/src/main/java/com/faforever/iceadapter/debug/DebugWindowController.java
+++ b/ice-adapter/src/main/java/com/faforever/iceadapter/debug/DebugWindowController.java
@@ -37,6 +37,7 @@ public class DebugWindowController {
 	public TableColumn rttColumn;
 	public TableColumn lastColumn;
 	public TableColumn echosRcvColumn;
+	public TableColumn invalidEchosRcvColumn;
 	public TableColumn localCandColumn;
 	public TableColumn remoteCandColumn;
 
@@ -66,6 +67,7 @@ private void initialize() {
 		rttColumn.setCellValueFactory(new PropertyValueFactory<>("averageRtt"));
 		lastColumn.setCellValueFactory(new PropertyValueFactory<>("lastReceived"));
 		echosRcvColumn.setCellValueFactory(new PropertyValueFactory<>("echosReceived"));
+		invalidEchosRcvColumn.setCellValueFactory(new PropertyValueFactory<>("invalidEchosReceived"));
 		localCandColumn.setCellValueFactory(new PropertyValueFactory<>("localCandidate"));
 		remoteCandColumn.setCellValueFactory(new PropertyValueFactory<>("remoteCandidate"));
 
diff --git a/ice-adapter/src/main/java/com/faforever/iceadapter/ice/PeerConnectivityCheckerModule.java b/ice-adapter/src/main/java/com/faforever/iceadapter/ice/PeerConnectivityCheckerModule.java
index ade26bd..cf0239a 100644
--- a/ice-adapter/src/main/java/com/faforever/iceadapter/ice/PeerConnectivityCheckerModule.java
+++ b/ice-adapter/src/main/java/com/faforever/iceadapter/ice/PeerConnectivityCheckerModule.java
@@ -24,6 +24,7 @@ public class PeerConnectivityCheckerModule {
     @Getter private float averageRTT = 0.0f;
     @Getter private long lastPacketReceived;
     @Getter private long echosReceived = 0;
+    @Getter private long invalidEchosReceived = 0;
 
     public PeerConnectivityCheckerModule(PeerIceModule ice) {
         this.ice = ice;
@@ -73,6 +74,7 @@ void echoReceived(byte[] data, int offset, int length) {
 
         if (length != 9) {
             log.trace("Received echo of wrong length, length: {}", length);
+            invalidEchosReceived++;
         }
 
         int rtt = (int) (System.currentTimeMillis() - Longs.fromByteArray(Arrays.copyOfRange(data, offset + 1, length)));
diff --git a/ice-adapter/src/main/resources/debugWindow.fxml b/ice-adapter/src/main/resources/debugWindow.fxml
index 5bd31b5..21b675c 100644
--- a/ice-adapter/src/main/resources/debugWindow.fxml
+++ b/ice-adapter/src/main/resources/debugWindow.fxml
@@ -63,6 +63,7 @@
                     <TableColumn fx:id="rttColumn" prefWidth="100.0" text="average rtt" />
                     <TableColumn fx:id="lastColumn" prefWidth="100.0" text="last recv" />
                     <TableColumn fx:id="echosRcvColumn" prefWidth="100.0" text="echos recv" />
+                    <TableColumn fx:id="invalidEchosRcvColumn" prefWidth="100.0" text="invalid echos recv" />
                 </columns>
             </TableView>