{"id":3853,"date":"2025-06-23T15:05:12","date_gmt":"2025-06-23T07:05:12","guid":{"rendered":"https:\/\/www.key-iot.com\/?p=3853"},"modified":"2025-06-23T15:05:12","modified_gmt":"2025-06-23T07:05:12","slug":"5-minutes-to-understand-how-a-router-works-and-its-main-components","status":"publish","type":"post","link":"https:\/\/www.key-iot.com\/es\/blog\/5-minutos-para-entender-como-funciona-un-router-y-sus-principales-componentes\/","title":{"rendered":"5 minutos para entender c\u00f3mo funciona un router y sus componentes principales"},"content":{"rendered":"<div translate=\"no\">\n<h3 class=\"AnswerParser_AnswerParserH3__Mpe4s\"><img decoding=\"async\" class=\"size-full wp-image-3854 aligncenter\" title=\"55d13c3c5faeb0e057dbdccf3ec0e62b\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/55d13c3c5faeb0e057dbdccf3ec0e62b.png\" alt=\"55d13c3c5faeb0e057dbdccf3ec0e62b\" width=\"750\" height=\"541\" srcset=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/55d13c3c5faeb0e057dbdccf3ec0e62b.png 750w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/55d13c3c5faeb0e057dbdccf3ec0e62b-300x216.png 300w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/55d13c3c5faeb0e057dbdccf3ec0e62b-600x433.png 600w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/h3>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\">01.\u00a0<strong>\u00bfQu\u00e9 es un router?<\/strong><\/h2>\n<\/div>\n<div translate=\"no\"><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">En t\u00e9rminos sencillos, un router es un dispositivo que permite la interconexi\u00f3n de redes con funciones de enrutamiento y reenv\u00edo. Adem\u00e1s, puede adaptar velocidades de subred, aislar subredes y definir reglas de acceso.<\/span><\/div>\n<div translate=\"no\"><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\"><strong>Definici\u00f3n<\/strong>: A <a href=\"https:\/\/www.key-iot.com\/es\/iotproducto\/cellular-routers\/\"><strong>enrutador<\/strong><\/a> es un dispositivo que permite la interconexi\u00f3n de redes y funciona en el\u00a0<strong>tercera capa del modelo OSI<\/strong>-el\u00a0<strong>capa de red<\/strong>. Ofrece dos mecanismos clave:\u00a0<strong>enrutamiento<\/strong>\u00a0y\u00a0<strong>reenv\u00edo<\/strong>.<\/span><\/p>\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\"><strong>Enrutamiento<\/strong>: Determina el camino que sigue un paquete de datos desde el origen hasta el destino (el camino \u00f3ptimo de transmisi\u00f3n entre hosts). Este proceso se denomina encaminamiento.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Reenv\u00edo<\/strong>: Transfiere paquetes de datos desde el puerto de entrada del router al puerto de salida apropiado (esto ocurre internamente dentro del router).<\/li>\n<\/ul>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\">02.\u00a0<strong>Estructura t\u00edpica de un router<\/strong><\/h2>\n<\/div>\n<div translate=\"no\"><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\"><em>(Nota: el diagrama mencionado en el texto original no se incluye aqu\u00ed).<\/em><\/span><\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\">03.\u00a0<strong>C\u00f3mo funciona un router<\/strong><\/h2>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Enrutamiento (software, capa de control)<\/strong>:\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">El protocolo de enrutamiento selecciona y genera entradas de enrutamiento, que se a\u00f1aden a la tabla de enrutamiento.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\">La tabla de enrutamiento se mapea en el motor de reenv\u00edo en memoria y se almacena en el \u00e1rea de cach\u00e9 del chip ASIC.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\" start=\"2\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Reenv\u00edo de paquetes (hardware, capa de datos)<\/strong>:\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">Una vez que la capa de enlace de datos elimina la cabecera y el tr\u00e1iler de la trama, el paquete se env\u00eda a la capa de red.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\">La capa de red utiliza los campos clave de la cabecera IP para buscar en la tabla de reenv\u00edo y determinar la interfaz de salida.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\"><img decoding=\"async\" class=\"wp-image-3856 aligncenter\" title=\"af96f4471a7fc3aee8588a22f2810203\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/af96f4471a7fc3aee8588a22f2810203.png\" alt=\"af96f4471a7fc3aee8588a22f2810203\" width=\"468\" height=\"621\" srcset=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/af96f4471a7fc3aee8588a22f2810203.png 394w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/af96f4471a7fc3aee8588a22f2810203-226x300.png 226w\" sizes=\"(max-width: 468px) 100vw, 468px\" \/><\/h2>\n<h2><\/h2>\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\">04.\u00a0<strong>Tabla de reenv\u00edo de enrutamiento por hardware<\/strong><\/h2>\n<\/div>\n<div translate=\"no\"><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">La tabla de enrutamiento por hardware se puede buscar en un solo ciclo de reloj, independientemente de su tama\u00f1o.<\/span><\/div>\n<div translate=\"no\">\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Tabla CAM<\/strong>:\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">Realiza una coincidencia binaria (1 \u00f3 0). Coincide totalmente o no coincide en absoluto.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\">Se utiliza para buscar direcciones MAC.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<div translate=\"no\">\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Tabla de reenv\u00edo TCAM<\/strong>:\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">Realiza una correspondencia ternaria (0, 1 o \"me da igual\").<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\">Ordenados de coincidencias precisas a imprecisas.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\">Se utiliza para pol\u00edticas de tablas de enrutamiento, coincidencias de enrutamiento, cortafuegos y coincidencias de reglas de enrutamiento.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\">05.\u00a0<strong>Chip NP (procesador de red)<\/strong><\/h2>\n<\/div>\n<div translate=\"no\"><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">El chip NP es programable y puede acelerar el procesamiento de hardware para m\u00faltiples servicios simult\u00e1neamente. Antes de su introducci\u00f3n, los routers eran dispositivos especializados. Con el chip NP,\u00a0<strong>routers todo servicio<\/strong>\u00a0se hizo posible.<\/span><\/div>\n<div translate=\"no\"><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\"><strong>Ventajas de NP sobre ASIC<\/strong>:<\/span><\/p>\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\"><strong>Mayor rendimiento<\/strong>: Integra docenas de CPU, coprocesadores de hardware y aceleradores. Incluso con funciones de calidad de servicio complejas, como la gesti\u00f3n de congestiones y la programaci\u00f3n de colas, puede lograr un reenv\u00edo a velocidad de l\u00ednea (\"hard forwarding\").<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\"><strong>Mayor flexibilidad<\/strong>: Las interfaces de usuario programables permiten una ampliaci\u00f3n flexible.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\"><strong>S\u00f3lido servicio de asistencia<\/strong>: Admite r\u00e1pidamente nuevos servicios de valor a\u00f1adido (por ejemplo, MPLS, QoS, multidifusi\u00f3n).<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\"><strong>Gesti\u00f3n y desarrollo c\u00f3modos<\/strong>: Acorta significativamente el ciclo de desarrollo secundario.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\"><strong>Compatibilidad con IPv6<\/strong>: Las interfaces IPv6 reservadas permiten actualizar el software sin problemas.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Alta fiabilidad<\/strong>: Los chips se someten a rigurosas pruebas de fatiga antes de su producci\u00f3n, lo que los hace id\u00f3neos para el desarrollo de equipos de telecomunicaciones.<\/li>\n<\/ul>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\">06.\u00a0<strong>Routers con estructura de conmutaci\u00f3n multietapa<\/strong><\/h2>\n<\/div>\n<div translate=\"no\"><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">Una estructura de conmutaci\u00f3n multietapa consta de varias unidades de conmutaci\u00f3n interconectadas. Cada unidad de conmutaci\u00f3n tiene un conjunto completo de interfaces de entrada y salida, similar a un conmutador est\u00e1ndar, que proporciona conexiones de entrada-salida.<\/span><\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\">07.\u00a0<strong>Enrutadores de cl\u00faster<\/strong><\/h2>\n<\/div>\n<div translate=\"no\"><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">Los routers de cl\u00faster est\u00e1n compuestos por varios nodos de router, incluidas varias entidades de enrutamiento y entidades de conmutaci\u00f3n.<\/span><\/p>\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">La estructura de conmutaci\u00f3n agrega m\u00faltiples estructuras de conmutaci\u00f3n, ofreciendo un\u00a0<strong>arquitectura distribuida<\/strong>\u00a0que cumpla los requisitos de rendimiento, escalabilidad y tama\u00f1o.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">Incluye m\u00faltiples nodos de control con capacidad de c\u00e1lculo de rutas, lo que permite la implementaci\u00f3n distribuida de protocolos de enrutamiento y control.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\">La arquitectura de routers en cl\u00faster se considera la arquitectura de routers de alto rendimiento de nueva generaci\u00f3n que se ajusta a las necesidades de desarrollo de Internet.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>01.\u00a0What Is a Router? In simple terms, a router is a device that enables network interconnection with routing and forwarding functions. Additionally, it can adapt subnet speeds, isolate subnets, and define access rules. Definition: A router is a device that enables network interconnection and operates at the\u00a0third layer of the OSI model\u2014the\u00a0network layer. It provides [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3857,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"","themepark_post_main_p":100,"themepark_paddingblock":false,"footnotes":""},"categories":[16],"tags":[],"class_list":["post-3853","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"metadata":{"classic-editor-remember":["classic-editor"],"_edit_lock":["1750670703:1"],"_edit_last":["1"],"_thumbnail_id":["3857"],"themepark_seo_title":["5 Minutes to Understand How a Router Works and Its Main Components"],"themepark_seo_description":["In simple terms, a router is a device that enables network interconnection with routing and forwarding functions. 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Additionally, it can adapt subnet speeds, isolate subnets, and define access rules."],"_yoast_wpseo_content_score":["60"],"_yoast_wpseo_estimated-reading-time-minutes":["3"],"views":["7073"],"_wpml_word_count":["650"],"_trp_automatically_translated_slug_es_PE":["5-minutos-para-entender-como-funciona-un-router-y-sus-principales-componentes"]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>5 Minutes to Understand How a Router Works and Its Main Components - KEY-IOT<\/title>\n<meta name=\"description\" content=\"In simple terms, a router is a device that enables network interconnection with routing and forwarding functions. 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