{"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\/ja\/knowledge-center\/osi-vs-tcp-ip-key-differences-between-network-models","title":{"rendered":"OSI vs TCP\/IP\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30e2\u30c7\u30eb\u306e\u7a76\u6975\u30ac\u30a4\u30c9"},"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\">\u30e1\u30fc\u30eb\u304c\u3001\u3042\u306a\u305f\u306e\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u4e16\u754c\u306e\u53cd\u5bfe\u5074\u306b\u3044\u308b\u540c\u50da\u306e\u5143\u3078\u6570\u30df\u30ea\u79d2\u3067\u5c4a\u304f\u4ed5\u7d44\u307f\u3092\u3001\u3053\u308c\u307e\u3067\u4e0d\u601d\u8b70\u306b\u601d\u3063\u305f\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f \u3042\u308b\u3044\u306f\u3001\u52d5\u753b\u30b9\u30c8\u30ea\u30fc\u30e0\u304c\u3001\u9014\u5207\u308c\u308b\u3053\u3068\u306a\u304f\u3042\u306a\u305f\u306e\u753b\u9762\u306b\u5c4a\u304f\u4ed5\u7d44\u307f\u3092\u3001\u3069\u3046\u3084\u3063\u3066\u5b9f\u73fe\u3057\u3066\u3044\u308b\u306e\u304b\u3001\u6c17\u306b\u306a\u3063\u305f\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f \u3053\u306e\u3088\u3046\u306a\u30c7\u30b8\u30bf\u30eb\u306e\u300c\u9b54\u6cd5\u300d\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30e2\u30c7\u30eb\u3068\u547c\u3070\u308c\u308b\u4e00\u9023\u306e\u30eb\u30fc\u30eb\u306b\u3088\u3063\u3066\u652f\u914d\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306b\u95a2\u308f\u308b\u4eba\u306b\u3068\u3063\u3066\u30012\u3064\u306e\u57fa\u672c\u7684\u306a\u30e2\u30c7\u30eb\u2014\u2014<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/open-system-interconnect-osi-model-seven-layers-networking\/\"><strong>OSI<\/strong><\/a> \u304a\u3088\u3073 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/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>\u30aa\u30d7\u30c6\u30a3\u30ab\u30eb\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc<\/strong> \u304b\u3089 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a>, \u306f\u3001\u3053\u306e\u968e\u5c64\u5316\u3055\u308c\u305f\u4e16\u754c\u306b\u4f4d\u7f6e\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002.<\/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>\u3053\u306e <strong>\u30ec\u30a4\u30e4\u30fc3\u3067\u52d5\u4f5c\u3057\u3001<\/strong> \u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u52d5\u4f5c\u539f\u7406\u3092\u5b66\u3076\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u3053\u306e\u30e2\u30c7\u30eb\u3067\u306f\u3001\u901a\u4fe1\u30d7\u30ed\u30bb\u30b9\u30927\u3064\u306e\u308f\u304b\u308a\u3084\u3059\u3044\u968e\u5c64\u306b\u5206\u5272\u3057\u307e\u3059\u3002.<\/p><\/li><li><p>\u3053\u306e <strong>TCP\/IP\u30e2\u30c7\u30eb<\/strong> \u306f\u3001\u4eca\u65e5\u306e\u5b9f\u969b\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e2\u30c7\u30eb\u306f4\u3064\u306e\u968e\u5c64\u304b\u3089\u69cb\u6210\u3055\u308c\u3001Wi-Fi\u306e\u8a2d\u5b9a\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u969c\u5bb3\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306a\u3069\u3001\u5b9f\u52d9\u7684\u306a\u4f5c\u696d\u3092\u652f\u63f4\u3057\u307e\u3059\u3002.<\/p><\/li><li><p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6982\u5ff5\u3092\u5b66\u7fd2\u3059\u308b\u969b\u306b\u306fOSI\u30e2\u30c7\u30eb\u3092\u7528\u3044\u3001Wi-Fi\u306e\u8a2d\u5b9a\u3084\u554f\u984c\u89e3\u6c7a\u3068\u3044\u3063\u305f\u5b9f\u52d9\u7684\u306a\u4f5c\u696d\u3092\u884c\u3046\u969b\u306b\u306fTCP\/IP\u30e2\u30c7\u30eb\u3092\u7528\u3044\u307e\u3059\u3002.<\/p><\/li><li><p>\u3069\u3061\u3089\u306e\u30e2\u30c7\u30eb\u3082\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3064\u3044\u3066\u8a71\u3059\u969b\u306e\u5171\u901a\u8a00\u8a9e\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u554f\u984c\u3084\u305d\u306e\u89e3\u6c7a\u7b56\u306b\u3064\u3044\u3066\u8b70\u8ad6\u3059\u308b\u969b\u306b\u4f7f\u3046\u7528\u8a9e\u3092\u63d0\u4f9b\u3057\u3066\u304f\u308c\u307e\u3059\u3002.<\/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\">\u3053\u306e <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/open-system-interconnect-osi-model-seven-layers-networking\/\"><strong>Open Systems Interconnection\uff08OSI\uff09<\/strong><\/a> OSI\u30e2\u30c7\u30eb\u306f\u3001\u56fd\u969b\u6a19\u6e96\u5316\u6a5f\u69cb\uff08ISO\uff09\u306b\u3088\u3063\u3066\u3001\u6982\u5ff5\u7684\u306a\u67a0\u7d44\u307f\u3068\u3057\u3066\u958b\u767a\u3055\u308c\u307e\u3057\u305f\u3002\u305d\u306e\u76ee\u7684\u306f\u3001\u901a\u4fe1\u30b7\u30b9\u30c6\u30e0\u306e\u6a19\u6e96\u5316\u3092\u56f3\u308a\u3001\u7570\u306a\u308b\u30d9\u30f3\u30c0\u30fc\u304c\u88fd\u9020\u3057\u305f\u88fd\u54c1\u9593\u3067\u306e\u76f8\u4e92\u904b\u7528\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u305f\u3081\u306e\u5b8c\u74a7\u3067\u8a73\u7d30\u306a\u5efa\u7bc9\u8a2d\u8a08\u56f3\u3060\u3068\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002.<\/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>\u7269\u7406\u5c64\uff08\u30ec\u30a4\u30e4\u30fc1\uff09\uff1a<\/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>\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64\uff08\u30ec\u30a4\u30e4\u30fc2\uff09\uff1a<\/strong> \u3053\u306e\u30ec\u30a4\u30e4\u30fc\u306f\u3001\u7269\u7406\u30ec\u30a4\u30e4\u30fc\u304b\u3089\u53d7\u3051\u53d6\u3063\u305f\u30d3\u30c3\u30c8\u3092\u307e\u3068\u3081\u3066\u3001 <strong>\u201cframes.\u201d<\/strong> \u30a8\u30e9\u30fc\u691c\u51fa\u304a\u3088\u3073\u30d5\u30ed\u30fc\u5236\u5fa1\u3092\u51e6\u7406\u3057\u3001\u540c\u4e00\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u5185\u306b\u304a\u3051\u308b\u30ce\u30fc\u30c9\u9593\u306e\u30c7\u30fc\u30bf\u4f1d\u9001\u3092\u62c5\u5f53\u3057\u307e\u3059\u3002\u30b9\u30a4\u30c3\u30c1\u306f\u3053\u306e\u30ec\u30a4\u30e4\u30fc\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\uff08\u30ec\u30a4\u30e4\u30fc3\uff09\uff1a<\/strong> \u3053\u3053\u3067\u306e\u4e3b\u306a\u5f79\u5272\u306f\u3001 <strong>\u8ad6\u7406\u30a2\u30c9\u30ec\u30b9\u6307\u5b9a\u304a\u3088\u3073\u7d4c\u8def\u6c7a\u5b9a<\/strong>. \u3067\u3059\u3002\u3053\u306e\u30ec\u30a4\u30e4\u30fc\u306f\u3001\u30c7\u30fc\u30bf\u30bb\u30b0\u30e1\u30f3\u30c8\u3092\u53d7\u3051\u53d6\u308a\u3001\u305d\u308c\u3092 <strong>\u201cpackets.\u201d<\/strong> IP\u30a2\u30c9\u30ec\u30b9\u3092\u7528\u3044\u3066\u3001\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u5143\u304b\u3089\u5b9b\u5148\u307e\u3067\u3001\u7570\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u7d4c\u7531\u3057\u3066\u6700\u9069\u306a\u7d4c\u8def\u3067\u9001\u4fe1\u3059\u308b\u65b9\u6cd5\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u30eb\u30fc\u30bf\u30fc\u306f\u3053\u306e\u30ec\u30a4\u30e4\u30fc\u306e\u4e3b\u5f79\u3067\u3059\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u30ec\u30a4\u30e4\u30fc\uff08\u7b2c4\u30ec\u30a4\u30e4\u30fc\uff09\uff1a<\/strong> \u3053\u306e\u30ec\u30a4\u30e4\u30fc\u306f\u3001\u5b8c\u5168\u304b\u3064\u30a8\u30e9\u30fc\u306e\u306a\u3044\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306e\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\uff08\u30c7\u30fc\u30bf\u3092\u3088\u308a\u5c0f\u3055\u306a\u5358\u4f4d\u306b\u5206\u5272\u3059\u308b\u3053\u3068\uff09\u3001\u30a8\u30e9\u30fc\u56de\u5fa9\u3001\u304a\u3088\u3073\u30d5\u30ed\u30fc\u5236\u5fa1\u3092\u7ba1\u7406\u3057\u307e\u3059\u3002\u3053\u306e\u30ec\u30a4\u30e4\u30fc\u3067\u6700\u3082\u6709\u540d\u306a2\u3064\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001 <strong>TCP\uff08\u30c8\u30e9\u30f3\u30b9\u30df\u30c3\u30b7\u30e7\u30f3\u30fb\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\uff09<\/strong> \u4fe1\u983c\u6027\u306e\u9ad8\u3044\u63a5\u7d9a\u6307\u5411\u578b\u901a\u4fe1\u306e\u305f\u3081\u306e <strong>UDP\uff08\u30e6\u30fc\u30b6\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\u30d7\u30ed\u30c8\u30b3\u30eb\uff09<\/strong> \u3068\u3001\u3088\u308a\u9ad8\u901f\u306a\u63a5\u7d9a\u4e0d\u8981\u578b\u901a\u4fe1\u306e\u305f\u3081\u306e.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u30bb\u30c3\u30b7\u30e7\u30f3\u30ec\u30a4\u30e4\u30fc\uff08\u7b2c5\u30ec\u30a4\u30e4\u30fc\uff09\uff1a<\/strong> This is the \u201cdialogue controller.\u201d It establishes, manages, and terminates connections (sessions) between applications.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u30ec\u30a4\u30e4\u30fc\uff08\u7b2c6\u30ec\u30a4\u30e4\u30fc\uff09\uff1a<\/strong> \u3053\u308c\u3092\u7ffb\u8a33\u8005\u3068\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306f\u3001\u6697\u53f7\u5316\u3001\u5fa9\u53f7\u5316\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf\u5727\u7e2e\u3092\u51e6\u7406\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u3092\u5b9f\u7528\u53ef\u80fd\u306a\u5f62\u5f0f\u306b\u4fdd\u8a3c\u3057\u307e\u3059\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\uff08\u7b2c7\u5c64\uff09\uff1a<\/strong> \u3053\u308c\u306f\u3001\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u304c\u76f4\u63a5\u5bfe\u8a71\u3059\u308b\u5c64\u3067\u3059\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\uff08\u4f8b\uff1aWeb\u30d6\u30e9\u30a6\u30b6\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\uff09\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30d7\u30ed\u30c8\u30b3\u30eb\u306f <strong>HTTP<\/strong>, <strong>FTP<\/strong>, \u3001\u304a\u3088\u3073SMTP\u304c\u3053\u3053\u306b\u5b58\u5728\u3057\u307e\u3059\u3002.<\/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\">OSI\u30e2\u30c7\u30eb\u304c\u8b70\u8ad6\u3055\u308c\u3066\u3044\u305f\u6642\u671f\u3001 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/tcp-ip-model-network-communication-layers-and-data-exchange\/\"><strong>TCP\/IP\u30e2\u30c7\u30eb<\/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\">\u305d\u306e4\u3064\u306e\u5c64\u306fOSI\u30e2\u30c7\u30eb\u3092\u51dd\u7e2e\u3057\u305f\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30af\u30bb\u30b9\u5c64\uff08\u307e\u305f\u306f\u30ea\u30f3\u30af\u5c64\uff09\uff1a<\/strong> \u3053\u308c\u306f\u3001OSI\u306e\u7269\u7406\u5c64\u304a\u3088\u3073\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64\u306e\u6a5f\u80fd\u3092\u7d71\u5408\u3057\u3066\u3044\u307e\u3059\u3002\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30a2\u30c9\u30ec\u30c3\u30b7\u30f3\u30b0\u304a\u3088\u3073\u7279\u5b9a\u306e\u7269\u7406\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08\u4f8b\uff1a\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3084Wi-Fi\uff09\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306b\u5fc5\u8981\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u51e6\u7406\u3057\u307e\u3059\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5c64\uff1a<\/strong> \u3053\u308c\u306f\u3001OSI\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\u3068\u76f4\u63a5\u5bfe\u5fdc\u3057\u307e\u3059\u3002\u305d\u306e\u30b3\u30a2\u30d7\u30ed\u30c8\u30b3\u30eb\u306f <strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\uff08IP\uff09<\/strong>, \u3067\u3001 <strong>IP\u30a2\u30c9\u30ec\u30c3\u30b7\u30f3\u30b0\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u304a\u3088\u3073\u30d1\u30b1\u30c3\u30c8\u65ad\u7247\u5316\u3092\u62c5\u5f53\u3057\u307e\u3059\u3002<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\uff1a<\/strong> \u3053\u308c\u306f\u3001OSI\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\u3068\u6a5f\u80fd\u7684\u306b\u540c\u4e00\u3067\u3042\u308a\u3001TCP\u304a\u3088\u3073UDP\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u4e21\u65b9\u3092\u53ce\u5bb9\u3057\u307e\u3059\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\uff1a<\/strong> \u3053\u308c\u306f\u3001OSI\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u5c64\u3001\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u5c64\u3001\u304a\u3088\u3073\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u3092\u7d71\u5408\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u3059\u3079\u3066\u306e\u9ad8\u30ec\u30d9\u30eb\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u3053\u3053\u306b\u307e\u3068\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002.<\/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\">\u305d\u308c\u3089\u306e\u95a2\u4fc2\u3092\u7406\u89e3\u3059\u308b\u6700\u3082\u826f\u3044\u65b9\u6cd5\u306f\u3001\u76f4\u63a5\u6bd4\u8f03\u3092\u901a\u3058\u3066\u884c\u3046\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306f\u3001 <strong>OSI\u30e2\u30c7\u30eb\u3068TCP\/IP\u30d7\u30ed\u30c8\u30b3\u30eb\u30b9\u30a4\u30fc\u30c8\u306e\u6bd4\u8f03\u306b\u304a\u3044\u3066\u3001\u3088\u304f\u53d6\u308a\u4e0a\u3052\u3089\u308c\u308b\u30c8\u30d4\u30c3\u30af\u3067\u3059\u3002<\/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>\u6a5f\u80fd<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>OSI\u30e2\u30c7\u30eb<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>TCP\/IP\u30e2\u30c7\u30eb<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u8d77\u6e90<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>ISO\u306b\u3088\u3063\u3066\u958b\u767a\uff08\u6982\u5ff5\u7684\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>DARPA\u306b\u3088\u3063\u3066\u958b\u767a\uff08\u5b9f\u7528\u7684\uff09<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u5c64<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>7\u5c64<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>4\u5c64<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u8a2d\u8a08\u539f\u5247<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30d7\u30ed\u30c8\u30b3\u30eb\u975e\u4f9d\u5b58\u306e\u6a19\u6e96<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30d7\u30ed\u30c8\u30b3\u30eb\u4f9d\u5b58\u306e\u5b9f\u88c5<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u4f7f\u7528\u72b6\u6cc1<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u4e3b\u306b\u7406\u8ad6\u7684\u30fb\u6559\u80b2\u7684\u306a\u30c4\u30fc\u30eb<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u73fe\u4ee3\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u57fa\u76e4<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u4e3b\u306a\u76f8\u9055\u70b9<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30b5\u30fc\u30d3\u30b9\u3001\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u53b3\u5bc6\u306b\u5206\u96e2<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u5c64\u304c\u7de9\u3084\u304b\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u304a\u308a\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5148\u306b\u8a2d\u8a08\u3055\u308c\u305f<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u672c\u8cea\u7684\u306a\u76f8\u9055\u70b9\u3092\u7c21\u6f54\u306b\u8ff0\u3079\u308b\u3068\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e <strong>OSI\u30e2\u30c7\u30eb\u306f<\/strong> <strong>\u4e0a\u4f4d\u304b\u3089\u4e0b\u4f4d\u3078\u5411\u304b\u3046\u7406\u8ad6\u7684\u6a19\u6e96\u3067\u3059<\/strong>. \u304c\u542b\u307e\u308c\u307e\u3059\u3002 <strong>TCP\/IP\u30e2\u30c7\u30eb\u306f<\/strong> <strong>\u4e0b\u4f4d\u304b\u3089\u4e0a\u4f4d\u3078\u5411\u304b\u3046\u5b9f\u7528\u7684\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u30b9\u30a4\u30fc\u30c8\u3067\u3059<\/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>\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc<\/strong><\/a>. \u3002\u3053\u308c\u306f\u3001 <strong>\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u3088\u3046\u3068\u3059\u308b\u4eba\u306b\u3068\u3063\u3066\u6975\u3081\u3066\u91cd\u8981\u306a\u69cb\u6210\u8981\u7d20\u3067\u3059\u3002<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\uff08\u4f8b\uff1a <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a>, \u3001\u306f\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u304a\u3088\u3073\u53d7\u4fe1\u3059\u308b\u30c7\u30d0\u30a4\u30b9\u3067\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u306e\u96fb\u6c17\u4fe1\u53f7\u3092\u3001\u5149\uff08\u5149\uff09\u4fe1\u53f7\u306b\u5909\u63db\u3057\u3066 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/fiber-optic-cable-what-it-is-and-how-it-works-explained\/\"><strong>\u5149\u30d5\u30a1\u30a4\u30d0\u30b1\u30fc\u30d6\u30eb<\/strong><\/a>, \u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u4e0a\u3067\u4f1d\u9001\u3059\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u305d\u306e\u9006\u306e\u5909\u63db\u3082\u884c\u3044\u307e\u3059\u3002<br>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3067\u306f\u3001\u3069\u306e\u30ec\u30a4\u30e4\u30fc\u3067\u52d5\u4f5c\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u308c\u306f\u660e\u78ba\u306b <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\">\u305f\u3068\u3048\u3070\u3001<br> <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476046.htm\"><strong>SFP28-25G-LR<\/strong><\/a> \u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u9577\u8ddd\u96e2\u306b\u308f\u305f\u3063\u3066\u9ad8\u901f\u306a25\u30ae\u30ac\u30d3\u30c3\u30c8\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30ea\u30f3\u30af\u3092\u78ba\u7acb\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u5358\u4e00\u306e\u7269\u7406\u5c64\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u3088\u308a\u3001\u4e0a\u4f4d\u30ec\u30a4\u30e4\u30fc\u306b\u304a\u3051\u308b\u30d1\u30b1\u30c3\u30c8\u3001\u30bb\u30b0\u30e1\u30f3\u30c8\u3001\u30c7\u30fc\u30bf\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u69cb\u6210\u3059\u308b\u4f55\u5341\u5104\u3082\u306e\u30d3\u30c3\u30c8\u304c\u4fe1\u983c\u6027\u9ad8\u304f\u4f1d\u9001\u3055\u308c\u307e\u3059\u3002.<\/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\">\u3067\u306f\u3001\u3069\u3061\u3089\u306e\u30e2\u30c7\u30eb\u304c\u512a\u308c\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u7b54\u3048\u306f\u300c\u4e21\u65b9\u300d\u3067\u3059\u3002.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u3092\u4f7f\u7528\u3057\u3066 <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/open-system-interconnect-osi-model-seven-layers-networking\/\"><strong>\u30ec\u30a4\u30e4\u30fc3\u3067\u52d5\u4f5c\u3057\u3001<\/strong><\/a><strong> \u5b66\u7fd2\u304a\u3088\u3073\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002.<\/strong> \u305d\u306e\u7d30\u304b\u30447\u5c64\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u554f\u984c\u8a3a\u65ad\u306e\u305f\u3081\u306e\u666e\u904d\u7684\u306a\u8a00\u8a9e\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u300c\u30b1\u30fc\u30d6\u30eb\u306e\u554f\u984c\u304b\uff08\u30ec\u30a4\u30e4\u30fc1\uff09\uff1f\u300d\u3001\u300c\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u554f\u984c\u304b\uff08\u30ec\u30a4\u30e4\u30fc3\uff09\uff1f\u300d\u3001\u3042\u308b\u3044\u306f\u300c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e\u554f\u984c\u304b\uff08\u30ec\u30a4\u30e4\u30fc7\uff09\uff1f\u300d\u2014\u2014OSI\u30e2\u30c7\u30eb\u306f\u3001\u660e\u78ba\u306a\u30e1\u30f3\u30bf\u30eb\u30de\u30c3\u30d7\u3092\u63d0\u4f9b\u3057\u3066\u304f\u308c\u307e\u3059\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u3092\u4f7f\u7528\u3057\u3066 <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/tcp-ip-model-network-communication-layers-and-data-exchange\/\"><strong>TCP\/IP\u30e2\u30c7\u30eb<\/strong><\/a><strong> \u5b9f\u4e16\u754c\u3067\u306e\u5b9f\u88c5\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/strong> \u30eb\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3057\u305f\u308a\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3057\u305f\u308a\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3057\u305f\u308a\u3059\u308b\u969b\u306b\u306f\u3001TCP\/IP\u30d7\u30ed\u30c8\u30b3\u30eb\u30b9\u30a4\u30fc\u30c8\u3092\u76f4\u63a5\u64cd\u4f5c\u3057\u3066\u3044\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e21\u65b9\u306e\u30e2\u30c7\u30eb\u3092\u7fd2\u5f97\u3059\u308b\u3053\u3068\u3067\u3001\u7406\u8ad6\u4e0a\u306e\u7406\u60f3\u304b\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u5b9f\u7528\u7684\u30a8\u30f3\u30b8\u30f3\u306b\u81f3\u308b\u307e\u3067\u3001\u5305\u62ec\u7684\u306a\u7406\u89e3\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3042\u306a\u305f\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3092\u69cb\u7bc9\u307e\u305f\u306f\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3059\u308b\u6e96\u5099\u306f\u3067\u304d\u307e\u3057\u305f\u304b\uff1f<\/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>, \u3001\u3042\u306a\u305f\u306e\u30c7\u30fc\u30bf\u304c\u8981\u6c42\u3059\u308b\u5805\u7262\u306a\u7269\u7406\u5c64\u3092\u63d0\u4f9b\u3059\u308b\u3088\u3046\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/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\" >OSI\u30e2\u30c7\u30eb\u3068TCP\/IP\u30e2\u30c7\u30eb\u306e\u4e3b\u306a\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3042\u306a\u305f\u306f\u5b66\u7fd2\u3084\u7406\u8ad6\u306e\u305f\u3081\u306b\u306fOSI\u30e2\u30c7\u30eb\u3092\u4f7f\u3044\u3001\u5b9f\u969b\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u7bc9\u306e\u305f\u3081\u306b\u306fTCP\/IP\u30e2\u30c7\u30eb\u3092\u4f7f\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u30d2\u30f3\u30c8\uff1aOSI\u306f\u5b66\u7fd2\u306b\u5f79\u7acb\u3061\u3001TCP\/IP\u306f\u5b9f\u52d9\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >\u306a\u305c\u307b\u3068\u3093\u3069\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306fOSI\u3067\u306f\u306a\u304fTCP\/IP\u304c\u4f7f\u308f\u308c\u308b\u306e\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u307b\u3068\u3093\u3069\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067TCP\/IP\u304c\u4f7f\u308f\u308c\u308b\u306e\u306f\u3001\u305d\u308c\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u306e\u9023\u643a\u6027\u304c\u512a\u308c\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002OSI\u306f\u3088\u308a\u8a73\u7d30\u3067\u3059\u304c\u3001\u4e3b\u306b\u6559\u80b2\u3084\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u305f\u3081\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u4e21\u65b9\u306e\u30e2\u30c7\u30eb\u3092\u4f75\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u554f\u984c\u3092\u7406\u89e3\u30fb\u89e3\u6c7a\u3059\u308b\u969b\u306b\u3001\u4e21\u65b9\u306e\u30e2\u30c7\u30eb\u3092\u4f75\u7528\u3067\u304d\u307e\u3059\u3002OSI\u3067\u5b66\u3073\u3001\u305d\u306e\u77e5\u8b58\u3092TCP\/IP\u3092\u7528\u3044\u3066\u5b9f\u969b\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u5fdc\u7528\u3057\u307e\u3059\u3002.<\/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>\u5b66\u3076<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u9069\u7528\u3059\u308b<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >OSI\u3068TCP\/IP\u306e\u5404\u30ec\u30a4\u30e4\u30fc\u306f\u3069\u306e\u3088\u3046\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">OSI\u306e\u3044\u304f\u3064\u304b\u306e\u30ec\u30a4\u30e4\u30fc\u304cTCP\/IP\u3067\u306f\u7d71\u5408\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001OSI\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u3001\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u5c64\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u5c64\u306f\u3001TCP\/IP\u3067\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u3068\u3057\u3066\u307e\u3068\u3081\u3089\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u6ce8\uff1a\u3053\u308c\u306b\u3088\u308a\u3001\u3042\u308b\u30e2\u30c7\u30eb\u3067\u767a\u751f\u3057\u305f\u554f\u984c\u3092\u3082\u3046\u4e00\u65b9\u306e\u30e2\u30c7\u30eb\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\u3053\u3068\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002.<\/p><\/blockquote>","protected":false},"excerpt":{"rendered":"<p>OSI vs TCP\/IP\uff1aOSI\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6982\u5ff5\u3092\u5b66\u3076\u306e\u306b\u6700\u9069\u3067\u3059\u304c\u3001TCP\/IP\u306f\u5b9f\u4e16\u754c\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u30ec\u30a4\u30e4\u30fc\u3001\u7528\u9014\u3001\u304a\u3088\u3073\u4e3b\u306a\u9055\u3044\u3092\u6bd4\u8f03\u3057\u307e\u3059\u3002.<\/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\/ja\/wp-json\/wp\/v2\/posts\/4612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/comments?post=4612"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/4612\/revisions"}],"predecessor-version":[{"id":10971,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/4612\/revisions\/10971"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/media\/4611"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/media?parent=4612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/categories?post=4612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/tags?post=4612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}