code: private UDPAddressingMode getAddressingMode() {
  		String mode = getGangliaConfig(args.getMode(), ganglia, "mode",
  				DEFAULT_MODE);
  		if (mode.toLowerCase().equals("unicast")) {
  			return UDPAddressingMode.UNICAST;
  		} else {
  			return UDPAddressingMode.MULTICAST;
  		}
  	}
docs: UDPAddressingMode to use for reporting
  
  @return {@link info.ganglia.gmetric4j.gmetric.UDPAddressingMode.UNICAST}
  or
  {@link info.ganglia.gmetric4j.gmetric.UDPAddressingMode.MULTICAST}