System.setProperty("derby.drda.portNumber", port);
System.setProperty("derby.drda.host", "localhost");
System.setProperty("derby.drda.maxThreads","10");
//System.setProperty("derby.drda.logConnections","true");
NetworkServerControl server = new NetworkServerControl();
server.shutdown();
//try {
// while (true) {
// server.ping();
// }