config.put(Bisocket.IS_CALLBACK_SERVER, "true");
Connector callbackConnector1 = new Connector(callbackLocatorURI1, config);
callbackConnector1.start();
String callbackLocatorURI2 = getTransport() + "://" + host + ":2";
Connector callbackConnector2 = new Connector(callbackLocatorURI2, config);
callbackConnector2.start();
DelayedCallbackHandler callbackHandler = new DelayedCallbackHandler();
client1.addListener(callbackHandler, new InvokerLocator(callbackLocatorURI1));
client2.addListener(callbackHandler, new InvokerLocator(callbackLocatorURI2));
assertEquals(2, invocationHandler.callbackHandlers.size());