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document.write('import java.net.*;\npublic class DireccionesIP {\n\n	public static void main(String[] args) {\n		byte[] b;\n		try{\n			//Si se pasa un argumento obtenemos la direccion IP\n			if (args.length > 0){\n			\n				String host_remoto = args[0];\n				InetAddress address = InetAddress.getByName(host_remoto);\n				String IP_remota = address.getHostAddress();\n				System.out.println("Direccion IP de la maquina remota : " + IP_remota);\n								\n			}\n			//Si no obtenemos la direccion IP de la maquina local\n			else{\n				\n				InetAddress direccion = InetAddress.getLocalHost();\n	    \n				String nombreDelHost = direccion.getHostName();//nombre host\n				String IP_local = direccion.getHostAddress();//ip como String\n	    \n				System.out.println("La IP de la maquina local es : " + IP_local);\n				System.out.println("El nombre del host local es : " + nombreDelHost);\n		\n			}\n		}\n		catch(Exception e) {\n			e.printStackTrace();\n		}\n	}\n}');
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