Properties properties = new Properties();
properties.put(Context.PROVIDER_URL, "iiop://localhost:3700");
Context c = new InitialContext(properties);
ConnectionFactory cf = (ConnectionFactory) c.lookup("jms/TestQueueFactory");

javax.ejb.EJBException: javax.naming.CommunicationException: Could not obtain connection to any of these urls: iiop://localhost:3700 and discovery failed with error: javax.naming.CommunicationException: Receive timed out [Root exception is java.net.SocketTimeoutException: Receive timed out]

Properties p = new Properties( );
p.put(Context.INITIAL_CONTEXT_FACTORY,"org.jnp.interfaces.NamingContextFactory");
p.put(Context.URL_PKG_PREFIXES," org.jboss.naming:org.jnp.interfaces");
p.put(Context.PROVIDER_URL, "jnp://localhost:1099");