重新建立客户端与WCF服务的连接

I have a WPF application which communicates with a WCF service which provides data that is updated by WPF application on its UI on continues basis. The Service is hosted on netTCP. Now, if for some reason the WCF app loses its LAN connection and after a few seconds the connection is established again, the WPF app is not able to resume its connection with the service. Any help is welcomed.I have a WPF application which communicates wit