Resúmenes y libros electrónicos

ClearPass soluciona los desafíos de seguridad de la actualidad en cualquier red de varios proveedores cableada o inalámbrica mediante la sustitución de las antiguas soluciones AAA desfasadas por políticas contextuales. Aporta visibilidad, control de políticas y automatización del flujo de trabajo en una solución cohesionada.

Prepare for the unexpected with a single point of visibility and control for your edge-to-cloud campus network. With a versatile range of high performance and secure connectivity options, provide enhanced user experience and protection for your enterprise.

UXI agent keeps a watchful eye on your users' digital experiences by running synthetic tests and providing in-depth insights across networks, applications, and user devices.

Aumente el ancho de banda y prepare su primer campus móvil para el futuro. La cartera de conmutadores de campus de Aruba proporciona una base cableada e inalámbrica realmente integrada para el lugar de trabajo digital.

HPE Aruba Networking offers services for each phase of the network lifecycle to help you plan, design, deploy, operate, and optimize your network. We can work directly with you, or in combination with your trusted partner, to deliver the service solution you need.

Eliminate the complexity of managing multiple security components and ensure Zero Trust access from edge to cloud with a single-vendor, AI-powered SASE solution that delivers a comprehensive, unified approach to networking and security.

The SASE solution overview enables healthcare providers to fortify their cybersecurity defenses, optimize operations, and fully adopt a digital first strategy to create a distinctive patient experience.

The SASE solution overview helps hospitality industry ensure protection against cyber threats and implement a zero-trust model, safeguarding sensitive data.

The SASE solution overview enables financial institutions must embrace a modern, cloud-security framework that prioritizes flexibility, scalability, and robust protection.

The SASE solution overview enables oil and gas enterprises to fortify their cybersecurity defenses, optimize operations, and adapt to the evolving demands of the digital era.

The solution overview helps manufacturing and industrial sector accelerate digital transformation with secure data access and improved experience using SASE.

Para los clientes de Instant, modernizar la red conlleva nuevas e increíbles ventajas. Central permite gestionar los puntos de acceso con un solo punto de visibilidad y control para mejorar la escalabilidad, la seguridad y la automatización, todo ello sin importar cuántos sitios tenga.

U.S. Federal Government agencies operate in fast-paced environments that leave little room for error. By adopting a highly secure, high-performance, and reliable network solution - such as FedRAMP Authorized Aruba Central - IT can be confident that their employees, contractors, and clients will efficiently achieve mission objectives.

HPE Aruba Networking powers the network transformation in the Oil & Gas industry. Discover how HPE Aruba enhances connectivity, security, and network management.

Entrega soluciones para el centro de datos con prioridad absoluta para la seguridad a fin de garantizar alto rendimiento e integridad de los datos para aplicaciones en la nube, aprendizaje automático e inteligencia artificial.

La tecnología VPN se ha estado utilizando desde hace casi 30 años y, desafortunadamente, ya no proporciona los niveles de seguridad, agilidad y flexibilidad que necesitan las empresas actuales. Los departamentos informáticos no tendrían ya por qué enfrentarse a los inconvenientes de la VPN. HPE Aruba Networking SSE tiene la única solución de ZTNA del mercado que sustituye íntegramente la necesidad de tener tecnología VPN por un planteamiento de acceso moderno.

This solution overview describes how Aruba wireless access points can be used as an IoT platform by supporting various communication methods: 802.11ax (Wi-Fi 6), Bluetooth 5, Zigbee, and USB.

Descubra cómo la red como servicio (NaaS) de HPE Aruba Networking puede reducir el riesgo, acelerar el ROI e impulsar los resultados empresariales mediante un modelo de consumo basado en suscripción.

The solution overview details how SASE facilitates state and local government transformation, fostering enhanced security and increased network efficiency.

The SASE solution overview helps retailers of all sizes to fortify their cybersecurity defenses, optimize operations, and adapt to the evolving demands of the digital era.

Aruba EdgeConnect SD-WAN platform addresses the challenges associated with backhauling cloud destined traffic to the data center, thereby reducing the cost of bandwidth connectivity from the data center to cloud providers.

Wi-Fi-enabled location-based services have an important role to play in indoor location and geospatial intelligence. Explore the latest technology advancements and HPE Aruba Networking's self-locating AP architecture.

Las TI requieren una arquitectura lo suficientemente flexible como para poder ampliarse al ritmo de las exigencias empresariales actuales, y Aruba SD-Branch combina la mejor infraestructura inalámbrica y cableada de su clase y las funciones de gestión con capacidades SD-WAN que le permitirán ahorrar gastos.

Aruba AirMatch está diseñado para optimizar el rendimiento de la red al adaptarse rápidamente a las condiciones de RF en todo el sistema. Va más allá de la tecnología Adaptive Radio Management (ARM) de Aruba al utilizar los principios del aprendizaje automático de IA para automatizar la optimización de RF en toda la red.

Descubre cómo la nueva generación de HPE Aruba Networking Central amplifica el valor de la conectividad de red unificada y gestionada en la nube y maximiza la eficacia de la TI con una experiencia intuitiva impulsada por IA. La nueva generación de Central libera el valor de los datos para transformar la manera en que los operadores interactúan con la red.

Enterprises experience a fully scalable and automated cloud experience when using the Unity EdgeConnect SD-WAN edge platform to connect to the AWS Transit Gateway Network Manager, assuring secure branch-to-cloud and branch-to-branch connectivity.

Aruba EdgeConnect Multi-Cloud Connect makes it easier for enterprises to securely connect any WAN site to public cloud and SaaS providers. Aruba automations Edgeconnect connectivity to AWS, Google and Azure backbones and also ensures all EdgeConnect application-aware capabilities enhance cloud-hosted applications from any network.

Aruba ha presentado los primeros puntos de acceso con localización automática para sentar las bases de una localización precisa en interiores. Nuestro objetivo es llevar la facilidad y la adopción generalizada del GPS en exteriores a los entornos de interiores.

Para clientes existentes que utilizan Aruba Central para gestionar implementaciones de puntos de acceso instantáneos, actualizar firmware de puntos de acceso a ArubaOS 10 (AOS 10) lleva una conectividad de nivel empresarial inigualable a las redes solo con puntos de acceso. Descubre los 8 pasos para una red más inteligente

Aruba Instant combina la simplicidad con la conectividad de red de nivel empresarial para satisfacer las necesidades de la organización de TI y el negocio.

Resumen detallado de la solución de Swicthes Aruba CX, que proporciona una eficacia operativa de TI mejorada y una alta disponibilidad desde la capa de acceso a la agregación, el núcleo y el centro de datos.

Dada la dependencia actual de redes continuamente activas, la TI ya no puede confiar en las herramientas de gestión de redes heredadas. Las soluciones proactivas que identifiquen y automaticen la reparación de cuestiones, reduzcan la interferencia y mejoren la experiencia del usuario son claves para el intelligent edge.

Learn how the integration of SWG (Secure Web Gateway) into EdgeConnect SD-WAN helps organizations protect all users and things from web-based threats, at the branch edge, while establishing the foundation for a unified SASE architecture.

La elección de la red es importante cuando se trata de proteger tu organización. Descubre los 4 requisitos que la red debe cumplir para alcanzar los objetivos de conectividad y seguridad.

Obtenga más información sobre ClearPass Policy Manager, y descubra cómo estas soluciones permiten identificar todos los terminales, ayudan a cumplir políticas y mejoran la protección de sus redes inalámbricas y cableadas.

Our family of network optimization services help you maximize efficiency, ensuring reliability and stability so you can get the most out of your network.

Quickly reach the full performance, operational and security benefits through our packaged or custom QuickStart and migration services. Ensure the highest levels of performance and security.

Leverage HPE Aruba Networking network architects and engineers to assess your network and design technological innovations into your existing or new environments.

New Aruba AirPass roaming services and Air Slice SLA management services further enhance the integration of the network and customer edges by enabling seamless roaming from 5G to Wi-Fi along with guaranteed quality of service, all cloud-managed by Aruba Central.

Our premium support services provide 24x7x365 prioritized incident and proactive support with fast-track entitlement and rapid escalation for customers planning to build more branches, add more products, migrate from another vendor to HPE Aruba Networking, or migrate from on-premises to cloud. Premium support services are stand-alone support advanced offerings that supplement HPE Aruba Networking Foundational Care. Learn more in the below service brief or the Pro Care or Pro Premier Care service descriptions.

The risks of Cisco VPN impact all its customers. It is time to move to ZTNA.

Overview of our enterprise solution, HPE Aruba Networking Enterprise Private Cellular, that offers the simplicity enterprises require with a similar look and feel as Wi-Fi and a cloud management interface that masks 3GPP cellular complexity.

This guide is designed for networking professionals to gain a greater understanding of private 5G and its usage within enterprise environments, including what is private 5G, the benefits of deploying private 5G to complement existing Wi-Fi and starting your private cellular journey.

Reduce la complejidad del centro de datos y acelera la automatización, la integración y la seguridad con un diseño de arquitectura de servicios distribuidos.

Las aplicaciones de IA necesitan redes con un gran ancho de banda y baja latencia que permitan interconectar cientos de GPU a una alta velocidad. Descubre cómo preparar la red de tu centro de datos para la IA.

Whether it’s hybrid cloud or on-premise, on the battlefield or in a hospital, public sector leaders can facilitate efficient communication by leveraging wireless technologies like private 5G.

SD-WAN Assist is a packaged service that provides technical assistance through the deployment phase of EdgeConnect SD-WAN platform. SD-WAN Assist is designed to help customers assess their unique deployment needs, offer high level support through the deployment phase, and coordinate with certified HPE Aruba Networking partners for on-site deployments. Learn more in the below service brief or the detailed service description.

Proactive Engineering Services allow your organization to achieve digital transformation and meet business goals with services that ensure your HPE Aruba Networking wireless and wired networks always deliver peak performance. Learn more in the below service brief or the detailed service descriptions for Proactive Engineering Services - Essentials or Proactive Engineering Services - Enterprise.

ClearPass QuickStart Service helps you ramp up on the next generation of ClearPass security solutions and assists in the preparation for operational support. Learn more in the below service brief or the detailed service description.

The Campus Switching QuickStart Service accelerates the implementation of baseline HPE Aruba Networking CX switch features into any environment, so that organizations can more quickly take advantage of next-gen CX switches. Learn more in the below service brief or the detailed service description.

Engage with HPE Aruba Networking experts to quickly deploy our latest WLAN technology. Discover the benefits quickly, learn best practices, and be prepared to transform your environment at your own pace. Learn more in the below service brief or the detailed service description.

​​Learn how partners can help customers lower risk, accelerate ROI, and enable business outcomes through a Network-as-a-Service (NaaS) subscription-based consumption model.

Growth at the edge in the form of remote users and large numbers of new IoT devices has created unique challenges around onboarding, visibility and inherently, security. At the same time, continued migration of applications to the cloud has changed the way we approach network planning and related security requirements, since legacy networks were not designed to accommodate a cloud-first world. Learn how HPE Aruba Networking Edge-to-Cloud Security enables higher levels of security as your network expands.

Mejora las entregas completas y puntuales con redes optimizadas para el centro de datos. Obtén automatización de red y visibilidad en tiempo real para acelerar el aprovisionamiento que puede reducir las tareas manuales del centro de datos y los retrasos así como mejorar la agilidad operativa.

Mejora el rendimiento de la red para personal clínico y pacientes mientras garantizas una seguridad de gran solidez con el conmutador habilitado para DPU de HPE Aruba Networking. Habilita atención personalizada segura, imágenes de diagnóstico digitales, IoT médico, aplicaciones en la nube y mucho más mientras reduces los costes.

Descubre cómo HPE GreenLake para Networking, una oferta NaaS, es una nueva forma de vender soluciones de red.

This document provides an overview of Aruba’s advanced threat defense capabilities within the Aruba SD-Branch solution.

HIPAA compliance puts a lot of demands on covered entities and business associates. Learn how Aruba EdgeConnect helps to address the critical compliance areas with its unique features.

Learn how Aruba EdgeConnect SD-WAN and best-of-breed SASE help organizations comply with data privacy laws including GDPR (General Data Protection Regulation) and CCPA (California Consumer Privacy Act)

Read how organizations can deploy, optimize and protect their branch, campus and remote and data center networks from a single pane of glass.

Selecting mobile communication technologies used to be simpler: Use wireless LANs to connect laptops, phones, and other devices in offices and campuses and use cellular to connect devices over long distances. But as wireless LAN and cellular technology evolved to meet the requirements of a digital-first world, U.S. federal IT leaders gained a slew of new choices: Wi-Fi 6, Wi-Fi 6E, and 5G.

Data Center networking fabric and security integration with the Aruba CX 10000 and Guardicore.

Reciclar y reutilizar la tecnología no es solo algo bueno para el medioambiente, sino que también es bueno para tu presupuesto. Lee sobre cómo los servicios de reciclaje y actualización de activos de HPE pueden maximizar el valor de los activos que llegan al final de su ciclo de vida y recuperar dinero para destinarlo a otros proyectos de innovación.

An analysts (Moor Insights) perspective on the role and benefits that AI can play by customers when choosing a NaaS management provider.

This solution overview provides an in-depth analysis as to how Aruba offers a best in class MSP offering in different industries and market opportunities.

Aruba EdgeConnect enables customers to simplify PCI DSS compliance. It also helps them create business-driven networks where resources are deployed to match the business priority of every application.

ArubaOS Policy Enforcement Firewall (PEF) module provides identity-based controls to enforce application-layer security and prioritization.

This solution overview explains the HPE Aruba Networking ESP value proposition to potential and existing GSP partners and details out the competitive differentiators that make HPE Aruba Networking the right partner to build their managed services practice with.

¿De vuelta a la oficina? Implemente una arquitectura del Edge a la nube única y acabe con las limitaciones de la red gracias a una integración perfecta en redes por cable, inalámbricas, WAN y VPN.

For Aruba Instant customers using AirWave today, modernizing your network comes with amazing new benefits. By managing your APs with Aruba Central, you can use a cloud-native single point of visibility and control to improve scale, security, and automation. Find out what's possible with a test drive through Central.

Deliver the in-office experience to hybrid and remote workers. EdgeConnect Microbranch extends SD-WAN services and Zero Trust and SASE frameworks to small offices, home offices, and temporary locations via the local Aruba AP.

The solution overview helps law firms build a predictable and secure network infrastructure with Aruba EdgeConnect SD-WAN.

Learn more about wireless access points and what to consider when selecting one for your business.

The solution overview helps Federal Government sector build predictable and secure network infrastructure with Aruba EdgeConnect SD-WAN.

The network is the foundation enabling today's hybrid workplaces. Learn how your organization can benefit from a unified hybrid workplace network operations model, simplifying network management, support, and security from single point of visibility and control for wireless, wired, and WAN infrastructure across campus, branch, remote, and data center locations.

Finding the right networking solution for midsize businesses can be tough, but it doesn't have to be. Aruba can help keep your data safe and your business in the fast lane, no matter how far and wide it grows.

IT has always prioritized wireless network security due to BYOD, guests, and contractors requesting Internet access. Today, the growth of IoT devices is driving the need for wired networks to receive the same level of attention. This paper discusses security options for wired networks.

High level overview of Aruba ESP - the industry’s first platform with an AI-powered “sixth sense” that is designed for the new requirements of the Intelligent Edge.

Increase operational efficiency in the professional services sector with a modern and flexible network.

Enterprise momentum behind digital transformation and the continued rise of cloud-hosted applications challenge the effectiveness and need for a traditional router-centric WAN architecture.

The mission of Federal Government agencies leaves little room for error. Employees and customers depend on stability for the vast number of services delivered. Aruba solutions deliver a reliable and secure network experience.

EdgeConnect SD-WAN platform provides flexibility for service providers to develop tiered managed services & map individual or groups of applications to specific business overlays that can be customized for each enterprise.

Service Provider Use Case that enables service providers to offer an EdgeConnect-powered SD-WAN service that automate the granular steering of apps to the correct destination based on security policies.

Learn how to ensure great patient experiences and WAN cost savings.

Automated integration between Check Point Harmony Connect (formerly CloudGuard Connect) and EdgeConnect.

EdgeConnect High Availability architecture.

Mobile first responder backpack using EdgeConnect US, powered by batteries, using two LTE services to deliver patient vital statistics in the field.

How EdgeConnect path conditioning overcomes the effects of packet loss to deliver excellent real-time voice and video performance, even across consumer-grade broadband.

How deploying EdgeConnect in the cloud improves UCaaS quality of experience.

Describes our API integration with Microsoft 365 to automatically keep address tables up to date to always deliver the best Microsoft 365 performance.

How Orchestrator Global Enterprise supports Enterprises with thousands of locations.

How EdgeConnect with Aruba Boost WAN Optimization accelerates transmission of medical images such as Xray, CT scan and MRI.

How EdgeConnect helps healthcare organizations deliver an excellent Telemedicine quality of experience.

Enterprises implementing an SD-WAN solution have a range of options for designing, procuring, deploying and managing ongoing operations.

The new generation of collaborative workplaces, a surge in IoT devices, and the #GenMobile workforce are leading us to the million dollar question — is the IT infrastructure ready?

Esta visión general te puede ayudar a proporcionarte la respuesta a "¿Qué es 802.11ax?" y por qué debes considerar a Aruba cuando diseñes una red de próxima generación para el nuevo borde de hoy - uno que es impulsado por la IA, seguro y diseñado para el móvil y el IoT.

24x7 Technical Support complements the hardware and software features from the product warranty providing you priority access to the Aruba technical Assistance Center (TAC).

Aruba Fabric Composer’s integration with VMware can discover and visualize the virtual network infrastructure both within hosts and with the physical network infrastructure those hosts are connected to. This seamless integration lets VMware administrators manage their VMware-centric infrastructure using native vCenter.

Aruba CX Switching delivers a number of SDN-ready capabilities that help IT improve network agility and operational efficiency.

Aruba IoT Connect for Azure reduces the complexity of ingesting IoT sensor data into the Azure IoT cloud to streamline the deployment of Azure IoT managed services and IoT applications and reduce risk.

This solution overview is focused on data center environments, which have some distinct needs compared to campus and branch. Our solution is built around Aruba CX switches and meets three major needs: automation, analytics, and availability.

Aruba Global Services simplifies and accelerates the network technology life cycle, enabling your network to scale with better predictability and cost-effectiveness. Read this overview to learn about the services that we offer.

Retailers are looking for a competitive edge that will help enhance shopper and staff experiences, improve operational efficiencies, and drive revenue. This document is their IT guide to delivering digital and IoT innovation that matters.

5 sencillas reglas de Aruba para asegurarte de tener una red basada en la nube inteligente, fiable y segura que ayuda a tu negocio.

Para asegurar la continuidad de los negocios, despliega RAPs de Aruba para teletrabajadores y oficinas temporales, y IAP-VPN para micro sucursales. Tu puedes elegir entre opciones de administración nativas en la nube u on-premises.

Explore the key components of a modern, next-gen network that will help you overcome the growing IT complexity stemming from IoT, mobile, and cloud initiatives.

This solution brief describes use cases for the Aruba Network Analytics Engine (NAE), which provides network operators with distributed analytics for faster troubleshooting and root cause analysis

This document shows how Aruba's portfolio fits in the Healthcare HIMSS INFRAM model.

La enorme expansión de los dispositivos móviles ha transformado los servicios de la industria hotelera. Hoy en día, los viajeros entran a los hoteles con varios dispositivos y los establecimientos deben ofrecerles una experiencia de Wi-Fi impecable y herramientas de autoservicio para hacer más agradable su estancia.

Identify your needs and learn the top use cases for adopting 802.11ac technology today.

Today’s mobile demands have put pressure on the WLAN compared to a decade ago. This paper proposes a new architecture, Single VLAN Design. This design reduces the complexity of WLAN architecture, and addresses the challenges associated with VLAN pooling.

As the trend towards a more flexible, productive network topology continues to grow, the challenge is how to incorporate the strong security and control that a mobile- first architecture requires to cover both wired and wireless connectivity. How does the networking and security team define one policy and set of controls that follows the user or device whenever and wherever they connect? Learn how Aruba Network Access Control combined with Aruba Switching Solutions address these challenges.

Aruba offers the only cloud-managed Wi-Fi solution that delivers enterprise-class performance and reliability, while eliminating the up-front setup and management costs.

The challenge of wayfinding in hospitals and mobile technology as an answer.

Aruba ClearPass and AirWatch deliver secure mobility for mobile devices on any network.

In this paper, we’ll discuss how and where new generation endpoint compliance should be enforced as well as additional considerations that are critical for ensuring a secure network.

Aruba delivers to SMBs a simple and affordable network infrastructure that can be supported with limited IT resources — while still providing the reliable connectivity required by today’s business environment.

Using ImageWare’s GoVerifyID mobile application, Aruba ClearPass customers can authenticate users via traditional methods and supplement network access with biometrics via a selfie, spoken phrase, or swiping their fingerprint to gain access.

The Aruba Mobile Engagement solution enables new location-aware services and personalizes the visitor experience.

Security incidents continue to happen, yet focusing on and investigating the threats that really matter is very challenging. In this use case, you’ll learn how Aruba IntroSpect UEBA helps analysts more efficiently recognize pending attacks and more quickly investigate incidents by leveraging diverse network and security data sources for machine learning-based analytics, providing unmatched visibility.

El switch de red ya no es un switch de acceso puro, sino que ahora también sirve como un importante agregador de access points inalámbricos. Ahora debe admitir entre docenas y cientos de usuarios, así como dispositivos inalámbricos de IoT.

Al eliminar la necesidad de cables de datos y de alimentación separados, la alimentación a través de Ethernet (PoE) ofrece las ventajas de la simplicidad y el ahorro de costos, a la vez que añade nuevas capacidades de control inteligente de dispositivos.

La tecnología ClientMatch patentada por Aruba es una capacidad de optimización de RF que aumenta significativamente el rendimiento de la WLAN y proporciona a los usuarios una experiencia predecible y onsistente, independientemente del tipo de cliente que utilicen. Como una mejora a la administración de radio adaptativa, ClientMatch es parte de las soluciones de movilidad impulsadas por la IA de Aruba.

Aruba combina la experiencia en el sector con la ciencia de datos para ofrecer una red móvil autónoma y adaptada, mediante el uso del aprendizaje automático y la inteligencia artificial para mejorar la eficacia de los recursos de TI y la experiencia del usuario.

Aruba aplica el aprendizaje automático a una amplia gama de redes y seguridad para establecer el estándar en el suministro de redes autónomas y seguras con inteligencia artificial.

Las medianas empresas dependen de la tecnología móvil y sus redes deben proporcionar un rendimiento, una seguridad, una fiabilidad y una escalabilidad similares a los que suelen ofrecer las redes de las grandes empresas.

A medida que los espacios de trabajo son cada vez más digitales y crece la adopción de aplicaciones móviles y basadas en la nube, la red debe satisfacer la creciente demanda de un acceso a la red seguro y de alta velocidad. Ha llegado el momento de aprovechar el valor de la nube.

La arquitectura de networking de Aruba para la empresa definida por software está diseñada para ser mobile first y entrega una red que es abierta, segura y autónoma.

La oficina digital inteligente requiere una base de red que proporcionen más que tan sólo conectividad tradicional para un ambiente diverso de dispositivos IoT alámbricos e inalámbricos para usuarios finales y para edificios.

Como un líder en proporcionar soluciones de acceso alámbricas e inalámbricas mobile-first, de siguiente generación, Aruba está ayudando a agencias gubernamentales y a empresas conscientes de seguridad a construir redes de alta seguridad mejores en clase que proporcionan control, visibilidad y confiabilidad necesarias para entregar una experiencia de cómputo segura desde el edge, al core, a la nube.

La solución de seguimiento de activos de Aruba permite a las organizaciones llevar un seguimiento de sus activos de alto valor mediante la infraestructura WLAN de Aruba existente y Aruba Tags con tecnología BLE. Esto aumenta la eficiencia del personal, reduce el coste de los equipos y mejora la satisfacción de los clientes.

Ideal tanto para ambientes empresariales como para empresas pequeñas y medianas, Office 365 puede ayudar a impulsar la productividad de negocio, la colaboración entre empleados y la innovación de procesos.

Los switches de Aruba traen desempeño, confiabilidad y simplicidad al lugar de trabajo móvil. Basados en un enfoque de movilidad primero, nuestros switches ofrecen una base alámbrica e inalámbrica integrada, que combina desempeño robusto, seguridad y optimización de aplicaciones con la administración simple e intuitiva de la red.

Las empresas que estén planificando una actualización de sus switches - he aquí lo que hay que considerar al determinar el mejor switch para su empresa.

Con la planificación correcta de la infraestructura de red, usted empodera a maestros y a estudiantes para que aprovechen la tecnología más reciente en dispositivos y aplicaciones, para una experiencia de aprendizaje más enriquecida, mientras optimiza las operaciones de TI en el campus.