code: public static StandardUserAgentClient newInstance(Settings settings)
      {
          UDPConnector.Factory udpFactory = Factories.newInstance(settings, UDP_CONNECTOR_FACTORY_KEY);
          TCPConnector.Factory tcpFactory = Factories.newInstance(settings, TCP_CONNECTOR_FACTORY_KEY);
          return new StandardUserAgentClient(udpFactory.newUDPConnector(settings), tcpFactory.newTCPConnector(settings), settings);
      }
docs: Creates and configures a new StandardUserAgentClient instance.
  
  @param settings the configuration settings
  @return a new configured StandardUserAgentClient
  @see Factory#newUserAgentClient(Settings)