private void ReadConnections(ConfigParams connections)
 {
     lock (_lock)
     {
         _items.Clear();
         foreach (var entry in connections)
         {
             var item = new DiscoveryItem()
             {
                 Key        = entry.Key,
                 Connection = ConnectionParams.FromString(entry.Value)
             };
             _items.Add(item);
         }
     }
 }