diff --git a/Step/Listeners/SignalR/SignalRListener.cs b/Step/Listeners/SignalR/SignalRListener.cs
index 439c006e..5e092909 100644
--- a/Step/Listeners/SignalR/SignalRListener.cs
+++ b/Step/Listeners/SignalR/SignalRListener.cs
@@ -43,16 +43,21 @@ namespace Step.Listeners.SignalR
 
         public static void SendNcNetworkStatus(object ncStatus)
         {
-            if ((bool)ncStatus == false)
+            var context = GlobalHost.ConnectionManager.GetHubContext<NcHub>();
+            // Send data to clients
+            context.Clients.Group("ncData").ncNetworkStatus(
+                new
+                {
+                    connected = ncStatus
+                }
+            );
+            if( !(bool)ncStatus)
             {
-                var context = GlobalHost.ConnectionManager.GetHubContext<NcHub>();
-                // Send data to clients
-                context.Clients.Group("ncData").ncNetworkStatus(
-                    new
-                    {
-                        connected = false
-                    }
-                );
+                LastAlarms = new DTOAlarmsModel();
+                LastAxes = new DTOAxesModel();
+                LastExpiredMaintenances = new List<DTOExpiredMaintenanceModel>(); ;
+                LastPowerOnData = new DTOPowerOnDataModel();
+                LastRuntimeFunctionality = new List<DTORuntimeFunctionalityModel>();
             }
         }