try {
System.out.println("Starting server on port: " + port);
KEAServer kea = new KEAServer(model);
WebServer server = new WebServer(port);
//server.setParanoid(true);
server.acceptClient(localhost); // add hosts here
server.addHandler("kea", kea);
server.start();
System.out.println("Server started ");
} catch (Exception e) {
System.err.println(e.getMessage());