{"id":3485,"date":"2026-05-12T07:06:44","date_gmt":"2026-05-12T07:06:44","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/ieee-802-3bj-standard-100g-ethernet-backplane-copper\/"},"modified":"2026-05-26T07:51:57","modified_gmt":"2026-05-26T07:51:57","slug":"ieee-802-3bj-standard-100g-ethernet-backplane-copper","status":"publish","type":"post","link":"https:\/\/lp.szlogic.cn\/ru\/knowledge-center\/ieee-802-3bj-standard-100g-ethernet-backplane-copper","title":{"rendered":"IEEE 802.3bj: The Foundation of 100G Ethernet Backplane and Copper Connectivity\u00a0 \u00a0\u00a0"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/93c20816f7d249cc92a955b71ab3959e.webp\" alt=\"IEEE 802.3bj 40G\/100G Ethernet standard\" class=\"wp-image-3481\" srcset=\"https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/93c20816f7d249cc92a955b71ab3959e.webp 1200w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/93c20816f7d249cc92a955b71ab3959e-300x178.webp 300w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/93c20816f7d249cc92a955b71ab3959e-1024x608.webp 1024w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/93c20816f7d249cc92a955b71ab3959e-768x456.webp 768w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/93c20816f7d249cc92a955b71ab3959e-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539; <strong>Introduction<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">As data centers scale toward higher port density and faster switching capacity, the need for reliable high-speed electrical interfaces becomes critical. The IEEE <strong>802.3bj<\/strong> standard\u2014approved in 2014\u2014defines how <strong>40G and 100G Ethernet<\/strong> operate over <strong>backplane channels<\/strong> and <strong>copper cable assemblies<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This standard is a milestone in Ethernet evolution, introducing 25 Gb\/s signaling technologies that later became the foundation for 25G, 50G, 100G, 200G, and 400G Ethernet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This article breaks down the purpose, key technologies, PHY types, and industry impact of IEEE 802.3bj\u2014optimised for engineers, network architects, and technical buyers.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539; <strong>What Is IEEE 802.3bj?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE <strong>802.3bj<\/strong> is a physical-layer (PHY) specification for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>100GBASE-KR4<\/strong> \u2013 100 Gb\/s over backplane<\/p><\/li><li><p><strong>100GBASE-KP4<\/strong> \u2013 100 Gb\/s over backplane with <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/glossary\/what-is-pam4-four-level-pulse-amplitude-modulation-basics\">PAM4<\/a><\/p><\/li><li><p><strong>100GBASE-CR4<\/strong> \u2013 100 Gb\/s over twinax copper cable<\/p><\/li><li><p><strong>40GBASE-CR4<\/strong> \u2013 40 Gb\/s over twinax copper cable<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Its primary goal is to enable <strong>25 Gb\/s per lane<\/strong> transmission on challenging PCB backplane environments and short-reach copper links.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/e94f7df1a810404496d1cfc413a2419d.webp\" alt=\"What Is IEEE 802.3bj?\" class=\"wp-image-3482\" srcset=\"https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/e94f7df1a810404496d1cfc413a2419d.webp 1200w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/e94f7df1a810404496d1cfc413a2419d-300x178.webp 300w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/e94f7df1a810404496d1cfc413a2419d-1024x608.webp 1024w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/e94f7df1a810404496d1cfc413a2419d-768x456.webp 768w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/e94f7df1a810404496d1cfc413a2419d-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539; <strong>Why IEEE 802.3bj Matters<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Before 802.3bj, Ethernet mainly used <strong>10 Gb\/s per lane<\/strong> (10GBASE-KR). As density increased, this approach couldn\u2019t scale efficiently.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE 802.3bj introduced the first generation of <strong>25 Gb\/s electrical lanes<\/strong>, which became the de facto building block for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>25G Ethernet (<a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/knowledge-center\/25gbase-ieee-802-3by-single-lane-25gbe-standard\">802.3by<\/a>)<\/p><\/li><li><p>50G \/ 100G \/ 200G Ethernet (<a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/knowledge-center\/ieee-802-3cd-50g-100g-200g-pam4-ethernet\">802.3cd<\/a>)<\/p><\/li><li><p>200G \/ 400G Ethernet (<a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/knowledge-center\/ieee-802-3bs-200g-400g-ethernet-standard\">802.3bs<\/a>)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">In short:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><strong>802.3bj is the transition point that enabled modern high-speed Ethernet generations.<\/strong><\/p><\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539; <strong>Key Technologies Introduced by IEEE 802.3bj<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >1. 25 Gb\/s Electrical Signaling<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The standard introduces single-lane 25G signaling to reduce the number of lanes needed for high-speed links.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >2. PAM4 Modulation (for KP4)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">100GBASE-KP4 uses <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/glossary\/what-is-pam4-four-level-pulse-amplitude-modulation-basics\"><strong>4-level Pulse-Amplitude Modulation (PAM4)<\/strong><\/a>, improving spectral efficiency to operate over higher-loss backplanes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >3. Forward Error Correction (FEC)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">802.3bj defines robust <strong>Reed-Solomon FEC<\/strong>, essential for compensating channel loss and maintaining <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/glossary\/understanding-what-is-bit-error-rate\">bit-error-rate (BER)<\/a> performance.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >4. Improved Signal Integrity Requirements<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The standard includes specifications for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Crosstalk suppression<\/p><\/li><li><p>Return loss<\/p><\/li><li><p>Jitter tolerance<\/p><\/li><li><p>Channel equalization (DFE, CTLE)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These improvements paved the way for high-speed <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/glossary\/serdes-interfaces-high-speed-data-transfer-and-signal-integrity\">SERDES<\/a> used in modern switches and NICs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539; <strong>PHY Types Defined in IEEE 802.3bj<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Below is a clear breakdown of each PHY defined in the standard:<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 173px;\"\/><col style=\"width: 98px;\"\/><col style=\"width: 144px;\"\/><col style=\"width: 135px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p>PHY Type<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"98\"><p>Speed<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"144\"><p>Medium<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"135\"><p>Description<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Typical Use<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p><strong>100GBASE-KR4<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"98\"><p>100Gb\/s<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"144\"><p>Backplane<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"135\"><p>4 lanes\u00d725G<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>High-density chassis backplanes<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p><strong>100GBASE-KP4<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"98\"><p>100Gb\/s<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"144\"><p>Backplane<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"135\"><p>PAM4 signaling<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>High-loss backplanes<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p><strong>100GBASE-CR4<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"98\"><p>100Gb\/s<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"144\"><p>Twinax Copper Cable<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"135\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/knowledge-center\/dac-vs-aoc-differences-explained-for-modern-networks\">DAC\/AOC<\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>TOR switches, short-range interconnects<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p><strong>40GBASE-CR4<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"98\"><p>40Gb\/s<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"144\"><p>Twinax Copper Cable<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"135\"><p>4 lanes\u00d710G<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Legacy 40G copper connectivity<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539; <strong>IEEE 802.3bj vs IEEE 802.3cd vs IEEE 802.3bs<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 158px;\"\/><col style=\"width: 173px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"158\"><p>Feature<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p>802.3bj<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/knowledge-center\/ieee-802-3cd-50g-100g-200g-pam4-ethernet\">802.3cd<\/a><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/knowledge-center\/ieee-802-3bs-200g-400g-ethernet-standard\">802.3bs<\/a><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"158\"><p>Release Year<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p>2014<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2018<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2017<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"158\"><p>Modulation<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p>NRZ \/ PAM4<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>PAM4<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>PAM4<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"158\"><p>Max Electrical Lane Rate<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p>25G<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>50G<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>25G<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"158\"><p>Applications<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p>40G \/ 100G<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>50G \/ 100G \/ 200G<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>200G \/ 400G<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"158\"><p>Innovations<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"173\"><p>First 25G lanes<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>50G lanes, <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/glossary\/tdecq-pam4-optical-transmitter-quality-metric\">TDECQ<\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>400G optical <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/glossary\/polarization-mode-dispersion-in-fiber-optics\">PMDs<\/a><\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">802.3bj is the foundational transition point, while 802.3bs\/cd expands the speeds and optical interfaces.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539; <strong>Real-World Applications of IEEE 802.3bj<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Spine-leaf data center switching<\/p><\/li><li><p>High-density modular backplanes<\/p><\/li><li><p>Short-reach DAC\/AOC copper cable assemblies<\/p><\/li><li><p>Server to top-of-rack (ToR) connections<\/p><\/li><li><p>Mid-plane and backplane chassis interconnects<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Wherever 100G Ethernet over electrical lanes is needed, 802.3bj-compliant PHYs appear.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539; <strong>How LINK-PP Supports IEEE 802.3bj Deployments<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/92845cfe0c2c4e00bc2140d559936307.webp\" alt=\"SFP+, SFP28, QSFP+, QSFP28 optical transceivers\" class=\"wp-image-3483\" srcset=\"https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/92845cfe0c2c4e00bc2140d559936307.webp 1200w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/92845cfe0c2c4e00bc2140d559936307-300x178.webp 300w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/92845cfe0c2c4e00bc2140d559936307-1024x608.webp 1024w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/92845cfe0c2c4e00bc2140d559936307-768x456.webp 768w, https:\/\/lp.szlogic.cn\/wp-content\/uploads\/2026\/05\/92845cfe0c2c4e00bc2140d559936307-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">LINK-PP provides a wide selection of <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476023.htm\"><strong>SFP+<\/strong><\/a><strong>, <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491665.htm\"><strong>SFP28<\/strong><\/a><strong>, <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/482749.htm\"><strong>QSFP+<\/strong><\/a><strong>, <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491587.htm\"><strong>QSFP28<\/strong><\/a> optical transceivers and copper modules that coexist seamlessly with 802.3bj-based electrical backplanes or switches.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Our compatible modules include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>100G QSFP28 SR4 \/ LR4 \/ PSM4 series<\/strong><\/p><\/li><li><p><strong>10G \/ 25G \/ 40G \/ 100G SFP and QSFP solutions<\/strong><\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26454-dac-aoc-aec-cables.htm\"><strong>Direct Attach Copper (DAC) products<\/strong><\/a><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">View the product lineup here:<br\/>&#x1f517; https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These modules are built to complement systems using 802.3bj PHYs, ensuring stable, high-speed, and cost-optimized data center connectivity.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539; <strong>Advantages of IEEE 802.3bj-Compliant Systems<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >&#x2714; Lower Power Usage<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Compared to optical links at short reach.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >&#x2714; Cost-Effective Deployment<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Copper-based interconnects reduce CAPEX for TOR switching.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >&#x2714; High Density<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">25G lanes allow more bandwidth per connector and backplane.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >&#x2714; Scalable to Future Standards<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The same electrical lane architecture evolves into 100G\/200G\/400G.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >&#x1f539;<strong>Conclusion<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>IEEE 802.3bj<\/strong> is one of the most important standards in Ethernet history. It introduced 25G electrical lane technology, defined reliable 100G\/40G copper and backplane solutions, and set the stage for all future high-speed Ethernet developments.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For modern data centers adopting 100G and preparing for 200G\/400G upgrades, understanding 802.3bj is essential\u2014and <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/\">LINK-PP<\/a> offers fully compatible optical and copper connectivity solutions for every stage of that transition.<\/p>","protected":false},"excerpt":{"rendered":"<p>Learn the IEEE 802.3bj 100G Ethernet standard for backplane and copper cable interconnects. Explore PAM4, FEC, KP4\/KR4\/CR4 PHYs, and how LINK-PP modules support high-speed networks.<\/p>","protected":false},"author":1,"featured_media":3484,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[19,26],"class_list":["post-3485","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-aoc-dac-cables","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/posts\/3485","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/comments?post=3485"}],"version-history":[{"count":2,"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/posts\/3485\/revisions"}],"predecessor-version":[{"id":8060,"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/posts\/3485\/revisions\/8060"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/media\/3484"}],"wp:attachment":[{"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/media?parent=3485"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/categories?post=3485"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lp.szlogic.cn\/ru\/wp-json\/wp\/v2\/tags?post=3485"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}