{"id":4612,"date":"2025-10-25T11:12:00","date_gmt":"2025-10-25T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/osi-vs-tcp-ip-key-differences-between-network-models\/"},"modified":"2026-06-22T05:56:16","modified_gmt":"2026-06-22T05:56:16","slug":"osi-vs-tcp-ip-key-differences-between-network-models","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/el\/knowledge-center\/osi-vs-tcp-ip-key-differences-between-network-models","title":{"rendered":"OSI frente a TCP\/IP: La gu\u00eda definitiva sobre modelos de redes"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/55bdef3fb64245e880be4149997a178c.webp\" alt=\"Key Differences Between OSI and TCP IP Models\" class=\"wp-image-4609\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/55bdef3fb64245e880be4149997a178c.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/55bdef3fb64245e880be4149997a178c-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/55bdef3fb64245e880be4149997a178c-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/55bdef3fb64245e880be4149997a178c-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/55bdef3fb64245e880be4149997a178c-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ever wondered how an email zips from your device to a colleague across the globe in milliseconds? Or how a video stream finds its way to your screen without a hitch? This digital magic is governed by a set of rules called networking models.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For anyone involved in network infrastructure solutions, understanding the two foundational models\u2014<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/el\/glossary\/open-system-interconnect-osi-model-seven-layers-networking\/\"><strong>OSI<\/strong><\/a> \u03ba\u03b1\u03b9 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/el\/glossary\/tcp-ip-model-network-communication-layers-and-data-exchange\/\"><strong>TCP\/IP<\/strong><\/a>\u2014is crucial. While one is a theoretical masterpiece, the other powers the modern internet. In this deep dive, we\u2019ll unravel the layers of both models, compare them side-by-side, and clarify a common point of confusion. We\u2019ll also explore how physical components, like the high-speed <strong>Transceptores \u00f3pticos<\/strong> \u03b1\u03c0\u03cc <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a>, fit into this layered world.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2694\ufe0f Key Takeaways<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u03a4\u03bf \/ \u0397 \/ \u039f <strong>modelo OSI<\/strong> helps you learn about how networks work. It splits the process into seven easy-to-understand layers.<\/p><\/li><li><p>\u03a4\u03bf \/ \u0397 \/ \u039f <strong>TCP\/IP model<\/strong> is used in real networks today. It has four layers and helps you set up and fix networks.<\/p><\/li><li><p>Use the OSI model when you want to study network ideas. Use the TCP\/IP model for real jobs like setting up Wi-Fi or fixing problems.<\/p><\/li><li><p>Both models help you talk about networks. They give you words to use when you talk about problems and answers.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2694\ufe0f The Conceptual Blueprint: The OSI 7-Layer Model<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf \/ \u0397 \/ \u039f <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/el\/glossary\/open-system-interconnect-osi-model-seven-layers-networking\/\"><strong>Open Systems Interconnection (OSI)<\/strong><\/a> model was developed by the International Organization for Standardization (ISO) as a conceptual framework. Its goal was to standardize communication systems so that products from different vendors could interoperate. Think of it as the perfect, detailed architectural blueprint for networking.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Let\u2019s break down its seven layers:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>Physical Layer (Layer 1):<\/strong> This is the hardware. It defines the electrical and physical specifications of the data connection. It\u2019s all about bits\u2014sending raw, unstructured raw bit streams over a physical medium (like cables, fibers, or radio waves).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Data Link Layer (Layer 2):<\/strong> This layer takes the bits from the physical layer and groups them into <strong>\u201cframes.\u201d<\/strong> It handles error detection and flow control and is responsible for node-to-node delivery on the same network segment. Switches operate at this layer.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Network Layer (Layer 3):<\/strong> The primary job here is <strong>logical addressing and path determination<\/strong>. It takes data segments and packages them into <strong>\u201cpackets.\u201d<\/strong> Using IP addresses, it figures out the best route to send data from the source to the destination across different networks. Routers are the stars of this layer.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Transport Layer (Layer 4):<\/strong> This layer ensures complete, error-free data transfer. It manages segmentation (breaking data into smaller units), error recovery, and flow control. The two most famous protocols here are <strong>TCP (Protocolo de Control de Transmisi\u00f3n)<\/strong> for reliable, connection-oriented communication and <strong>UDP (Protocolo de Datagramas de Usuario)<\/strong> for faster, connectionless communication.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Session Layer (Layer 5):<\/strong> This is the \u201cdialogue controller.\u201d It establishes, manages, and terminates connections (sessions) between applications.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Presentation Layer (Layer 6):<\/strong> Think of this as the translator. It ensures data is in a usable format by handling encryption, decryption, and data compression.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Application Layer (Layer 7):<\/strong> This is the layer end-users interact with directly. It provides network services to application software (e.g., web browsers, email clients). Protocols like <strong>HTTP<\/strong>, <strong>FTP<\/strong>, and SMTP live here.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2694\ufe0f The Practical Workhorse: The TCP\/IP 4-Layer Model<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">While the OSI model was being debated, the <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/el\/glossary\/tcp-ip-model-network-communication-layers-and-data-exchange\/\"><strong>TCP\/IP model<\/strong><\/a> was already being built and used. Also known as the Internet Protocol Suite, it is the set of communications protocols that powers the actual internet. It\u2019s less of a theoretical guide and more of a practical implementation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Its four layers are a condensed version of the OSI model:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>Network Access Layer (or Link Layer):<\/strong> This combines the functions of the OSI Physical and Data Link layers. It handles hardware addressing and the protocols needed to access a specific physical network (like Ethernet or Wi-Fi).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Internet Layer:<\/strong> This maps directly to the OSI Network Layer. Its core protocol is the <strong>Internet Protocol (IP)<\/strong>, which is responsible for <strong>IP addressing, routing, and packet fragmentation<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Transport Layer:<\/strong> This is identical in function to the OSI Transport Layer, housing both TCP and UDP protocols.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Application Layer:<\/strong> This is a combination of the OSI Session, Presentation, and Application layers. All the high-level protocols are bundled here.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2694\ufe0f OSI vs TCP\/IP: A Head-to-Head Comparison<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0239a1d8f0a04464a44e8452dac352a4.webp\" alt=\"OSI vs TCP\/IP\" class=\"wp-image-4610\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0239a1d8f0a04464a44e8452dac352a4.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0239a1d8f0a04464a44e8452dac352a4-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0239a1d8f0a04464a44e8452dac352a4-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0239a1d8f0a04464a44e8452dac352a4-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0239a1d8f0a04464a44e8452dac352a4-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The best way to understand their relationship is through a direct comparison. This is a common topic for <strong>comparing OSI and TCP\/IP protocol suites<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Caracter\u00edstica<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>OSI Model<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>TCP\/IP Model<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Origen<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Developed by ISO (conceptual)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Developed by DARPA (practical)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Layers<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>7 Layers<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>4 Layers<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Design Principle<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Protocol-independent standard<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Protocol-dependent implementation<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Usage<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Primarily a theoretical, educational tool<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>The foundation of the modern internet<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Key Differentiator<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Strictly separates services, interfaces, and protocols<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Loosely layered, protocols were designed first<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>The Core Difference in a Nutshell:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf \/ \u0397 \/ \u039f <strong>OSI model is a<\/strong> <strong>top-down, theoretical standard<\/strong>. \u0397 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1 <strong>TCP\/IP model is a<\/strong> <strong>bottom-up, practical protocol suite<\/strong> that shaped the internet. A great way to remember this is: \u201cOSI describes how networks should work, while TCP\/IP describes how they actually do work.\u201d<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2694\ufe0f Where Do Optical Transceivers Fit In? Bridging the Digital and Physical Worlds<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Now, let\u2019s connect these abstract layers to a tangible piece of hardware: the <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>transceptor \u00f3ptico<\/strong><\/a>. This is a critical component for anyone looking to <strong>upgrade data center network performance<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">An optical transceiver, like the ones manufactured by <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a>, is a device that transmits and receives data. It converts electrical signals from network devices into optical (light) signals for transmission over <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/el\/knowledge-center\/fiber-optic-cable-what-it-is-and-how-it-works-explained\/\"><strong>cables de fibra \u00f3ptica<\/strong><\/a>, y viceversa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>So, which layer does it operate at?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It operates squarely at <strong>Layer 1 \u2013 The Physical Layer<\/strong>. It is the physical interface that implements the \u201cbit transmission\u201d function defined by the networking models. The quality and capability of your transceiver directly impact the speed, distance, and reliability of your entire network infrastructure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Por ejemplo, implementar un <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476046.htm\"><strong>SFP28-25G-LR<\/strong><\/a> transceiver allows you to establish a high-speed 25 Gigabit Ethernet link over long distances. This single physical layer component enables the billions of bits that form the packets, segments, and data streams of the higher layers to travel reliably.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2694\ufe0f Conclusion: Which Model Should You Use?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">So, which model wins? The answer is both.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>Use the <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/el\/glossary\/open-system-interconnect-osi-model-seven-layers-networking\/\"><strong>modelo OSI<\/strong><\/a><strong> for learning and troubleshooting.<\/strong> Its granular 7-layer approach provides a universal language for diagnosing problems. Is it a cable issue (Layer 1)? A routing problem (Layer 3)? Or an application firewall (Layer 7)? The OSI model gives you a clear mental map.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Use the <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/el\/glossary\/tcp-ip-model-network-communication-layers-and-data-exchange\/\"><strong>TCP\/IP model<\/strong><\/a><strong> for real-world implementation.<\/strong> When you configure a router, set up a firewall, or develop a web application, you are working directly with the TCP\/IP protocol suite.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Mastering both models gives you a comprehensive understanding, from the theoretical ideal to the practical engine of the internet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ready to build or upgrade your network infrastructure?<\/strong> The journey starts with a solid foundation. Whether you\u2019re planning a new deployment or looking for reliable components to optimize your existing setup, understanding these models is the first step.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud83d\udd17 Explore LINK-PP\u2019s range of high-performance, compatible optical transceivers, like the <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476046.htm\"><strong>SFP28-25G-LR<\/strong><\/a><strong>, designed to deliver the robust physical layer your data demands.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2694\ufe0f FAQ<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >What is the main difference between the OSI and TCP\/IP models?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">You use the OSI model for learning and theory. You use the TCP\/IP model for building real networks.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>Tip: OSI helps you study; TCP\/IP helps you work.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >Why do most networks use TCP\/IP instead of OSI?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0392\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b5 \u03c4\u03bf TCP\/IP \u03c3\u03b5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03b4\u03af\u03ba\u03c4\u03c5\u03b1 \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03bb\u03cc \u03ba\u03b1\u03b9 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03ba\u03b1\u03bb\u03ac \u03bc\u03b5 \u03c4\u03bf \u03b4\u03b9\u03b1\u03b4\u03af\u03ba\u03c4\u03c5\u03bf. \u03a4\u03bf OSI \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03bb\u03b5\u03c0\u03c4\u03bf\u03bc\u03b5\u03c1\u03ad\u03c2, \u03b1\u03bb\u03bb\u03ac \u03c4\u03bf \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b5 \u03ba\u03c5\u03c1\u03af\u03c9\u03c2 \u03b3\u03b9\u03b1 \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03b4\u03b9\u03b1\u03b3\u03bd\u03c9\u03c3\u03c4\u03b9\u03ba\u03ae.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b1 \u03b4\u03cd\u03bf \u03bc\u03bf\u03bd\u03c4\u03ad\u03bb\u03b1 \u03bc\u03b1\u03b6\u03af;<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b1 \u03b4\u03cd\u03bf \u03bc\u03bf\u03bd\u03c4\u03ad\u03bb\u03b1 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03b5\u03c4\u03b5 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03cd\u03c3\u03b5\u03c4\u03b5 \u03c0\u03c1\u03bf\u03b2\u03bb\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5. \u039c\u03b1\u03b8\u03b1\u03af\u03bd\u03b5\u03c4\u03b5 \u03bc\u03b5 \u03c4\u03bf OSI, \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1 \u03b5\u03c6\u03b1\u03c1\u03bc\u03cc\u03b6\u03b5\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03b3\u03bd\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c3\u03b1\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf TCP\/IP \u03c3\u03b5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03b4\u03af\u03ba\u03c4\u03c5\u03b1.<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>OSI<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>TCP\/IP<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\u039c\u03ac\u03b8\u03b5\u03c4\u03b5<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0395\u03c6\u03b1\u03c1\u03bc\u03cc\u03c3\u03c4\u03b5<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >\u03a0\u03ce\u03c2 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03bf\u03b9\u03c7\u03bf\u03cd\u03bd \u03c4\u03b1 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03b1 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd OSI \u03ba\u03b1\u03b9 TCP\/IP;<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0398\u03b1 \u03b4\u03b5\u03af\u03c4\u03b5 \u03cc\u03c4\u03b9 \u03ba\u03ac\u03c0\u03bf\u03b9\u03b1 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03b1 OSI \u03c3\u03c5\u03bd\u03b4\u03c5\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf TCP\/IP. \u0393\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03c4\u03b1 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03b1 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae\u03c2, \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b5\u03b4\u03c1\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 OSI \u03b3\u03af\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c4\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae\u03c2 \u03c4\u03bf\u03c5 TCP\/IP.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u03a3\u03b7\u03bc\u03b5\u03af\u03c9\u03c3\u03b7: \u0391\u03c5\u03c4\u03cc \u03c3\u03b1\u03c2 \u03b2\u03bf\u03b7\u03b8\u03ac \u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03bf\u03b9\u03c7\u03af\u03c3\u03b5\u03c4\u03b5 \u03c0\u03c1\u03bf\u03b2\u03bb\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c0\u03cc \u03c4\u03bf \u03ad\u03bd\u03b1 \u03bc\u03bf\u03bd\u03c4\u03ad\u03bb\u03bf \u03c3\u03c4\u03bf \u03ac\u03bb\u03bb\u03bf.<\/p><\/blockquote>","protected":false},"excerpt":{"rendered":"<p>OSI vs TCP\/IP: \u03a4\u03bf OSI \u03b5\u03af\u03bd\u03b1\u03b9 \u03b9\u03b4\u03b1\u03bd\u03b9\u03ba\u03cc \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03bd\u03bd\u03bf\u03b9\u03ce\u03bd \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5, \u03b5\u03bd\u03ce \u03c4\u03bf TCP\/IP \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03b4\u03af\u03ba\u03c4\u03c5\u03b1. \u03a3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03b5\u03c4\u03b5 \u03c4\u03b1 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03b1, \u03c4\u03b9\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03ba\u03cd\u03c1\u03b9\u03b5\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2.<\/p>","protected":false},"author":1,"featured_media":4611,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[24,26],"class_list":["post-4612","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-link-pp","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/posts\/4612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/comments?post=4612"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/posts\/4612\/revisions"}],"predecessor-version":[{"id":10971,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/posts\/4612\/revisions\/10971"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/media\/4611"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/media?parent=4612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/categories?post=4612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/el\/wp-json\/wp\/v2\/tags?post=4612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}