{"id":3516,"date":"2025-12-02T00:00:00","date_gmt":"2025-12-02T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/ieee-802-3cd-50g-100g-200g-pam4-ethernet\/"},"modified":"2026-06-22T08:57:41","modified_gmt":"2026-06-22T08:57:41","slug":"ieee-802-3cd-50g-100g-200g-pam4-ethernet","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ar\/knowledge-center\/ieee-802-3cd-50g-100g-200g-pam4-ethernet","title":{"rendered":"\u062a\u0645 \u062a\u0648\u0636\u064a\u062d IEEE 802.3cd: \u0625\u064a\u062b\u064a\u0631\u0646\u062a \u0628\u0633\u0631\u0639\u0627\u062a 50G \u0648 100G \u0648 200G \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 PAM4"},"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\/882b27eb378945618d369548c34c2540.webp\" alt=\"What Is IEEE 802.3cd?\" class=\"wp-image-3513\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u0645\u0627 \u0647\u0648 IEEE 802.3cd\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u064f\u0639\u062f IEEE 802.3cd \u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0625\u064a\u062b\u064a\u0631\u0646\u062a \u0627\u0644\u0630\u064a \u064a\u062d\u062f\u062f \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0637\u0628\u0642\u0629 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 (PHY) \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629 \u0627\u0644\u0645\u062a\u0631\u0627\u0628\u0637\u0629 (PMD) \u0644\u0634\u0628\u0643\u0627\u062a <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-physical-medium-dependent-pmd\/\">50 GbE \u0648 100 GbE \u0648 200 GbE<\/a> \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 <strong>\u062e\u0637\u0648\u0637 PAM4 \u0628\u0633\u0631\u0639\u0629 50G<\/strong> . \u062a\u0645 \u0625\u0646\u062c\u0627\u0632 \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0641\u064a \u0639\u0627\u0645 2018\u060c \u0648\u0642\u062f \u0623\u062f\u062e\u0644 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0628\u0627\u0644Lane \u0627\u0644\u0648\u0627\u062d\u062f\u0629 \u0628\u0633\u0631\u0639\u0629 50G \u0648\u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u062e\u0637\u0648\u0637 (2\u00d750G \u0648 4\u00d750G)\u060c \u0645\u0645\u0627 \u064a\u0633\u0645\u062d \u0628\u0625\u064a\u062b\u064a\u0631\u0646\u062a \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629 \u0642\u0627\u0628\u0644 \u0644\u0644\u062a\u0648\u0633\u0639 \u0645\u0639 \u0643\u0641\u0627\u0621\u0629 \u0623\u0639\u0644\u0649 \u0644\u0644\u0645\u0646\u0627\u0641\u0630 \u0648\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0644\u0643\u0644 \u0628\u062a. <strong>50G PAM4 lanes<\/strong>. SFP56,.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP56, \u0648 QSFP-DD <strong>- \u0628\u0634\u0643\u0644 \u0648\u0627\u0633\u0639 \u0641\u064a \u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0631\u0642\u064a\u0629 \u0645\u0646 25G \u0625\u0644\u0649 200G., <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491591.htm\"><strong>\u0664\u0664. QSFP28<\/strong><\/a><strong>, \ud83d\udccc \u0644\u0645\u0627\u0630\u0627 \u064a\u0633\u062a\u062e\u062f\u0645 IEEE 802.3cd \u062a modulation PAM4<\/strong>\u064a\u062a\u0645\u064a\u0632 802.3cd \u0628\u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0645\u0646 NRZ (PAM2) \u0625\u0644\u0649.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >modulation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0632\u0627\u064a\u0627 \u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0640 PAM4 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-pam4-four-level-pulse-amplitude-modulation-basics\/\"><strong>\u0661\u0662. PAM4<\/strong> \u0643\u062b\u0627\u0641\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0623\u0639\u0644\u0649:<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u064a\u0634\u0641\u0631 PAM4 \u0628\u062a\u064a\u0646 \u0644\u0643\u0644 \u0631\u0645\u0632\u060c \u0645\u0645\u0627 \u064a\u0636\u0627\u0639\u0641 \u0628\u0634\u0643\u0644 \u0641\u0639\u0627\u0644 \u0627\u0644\u0633\u0639\u0629 \u0636\u0645\u0646 \u0646\u0641\u0633 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0631\u062f\u062f\u064a.<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0625\u0645\u0643\u0627\u0646\u064a\u0629 \u062a\u062d\u0642\u064a\u0642 50G \u0639\u0644\u0649 Lane \u0648\u0627\u062d\u062f:<\/strong> \u064a\u062d\u0642\u0642 50 Gb\/s \u0644\u0643\u0644 Lane \u0639\u0646\u062f \u0645\u0639\u062f\u0644 \u0631\u0645\u0632 \u062d\u0648\u0627\u0644\u064a 50 GBd.<\/p><\/li><li><p><strong>\u062a\u0648\u0633\u0639 \u0623\u0641\u0636\u0644:<\/strong> \u064a\u0633\u0645\u062d \u0628\u062a\u0648\u0633\u064a\u0639 \u0627\u0644\u0633\u0631\u0639\u0629 \u0645\u0646 50G \u0625\u0644\u0649 100G \u0625\u0644\u0649 200G \u062f\u0648\u0646 \u0625\u0639\u0627\u062f\u0629 \u062a\u0635\u0645\u064a\u0645 \u0623\u0634\u0643\u0627\u0644 \u0627\u0644\u0645\u0646\u0627\u0641\u0630.<\/p><\/li><li><p><strong>\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 PAM4\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u0637\u0648\u0631 \u0625\u064a\u062b\u064a\u0631\u0646\u062a \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0634\u0643\u0627\u0644 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0645\u0639\u0631\u0648\u0641\u0629 \u0628\u064a\u0646\u0645\u0627 \u064a\u062f\u0639\u0645 \u0633\u0631\u0639\u0627\u062a \u062c\u0645\u0639\u064a\u0629 \u0623\u0639\u0644\u0649 \u0628\u0643\u062b\u064a\u0631.<\/strong> \ud83d\udccc \u0645\u0648\u0627\u0635\u0641\u0627\u062a PMDs \u0648\u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0648\u0627\u062c\u0647\u0627\u062a \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u062a\u062d\u062a IEEE 802.3cd.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">PMDs \u0644\u0640 50 GbE.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >50GBASE-SR<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2013 Fiber \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0623\u0646\u0645\u0627\u0637 \u0644\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062e\u0637 PAM4 \u0628\u0633\u0631\u0639\u0629 50G \u0648\u0627\u062d\u062f.<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>50GBASE-FR<\/strong> \u2013 Fiber \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0648\u0636\u0639\u060c Typically up to 2 km.<\/p><\/li><li><p><strong>50GBASE-LR<\/strong> \u2013 SMF \u0645\u0639 \u0645\u062f\u0649 \u064a\u0635\u0644 \u0625\u0644\u0649 10 km \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062d\u0631\u0645 \u0627\u0644\u062c\u0627\u0645\u0639\u064a \u0648\u0627\u0644\u0645\u062f\u064a\u0646\u0629.<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491591.htm\"><strong>PMDs \u0644\u0640 100 GbE (2\u00d750G)<\/strong><\/a> 100GBASE-FR2.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2013 \u062e\u0637\u0627\u0646 PAM4 \u0639\u0644\u0649 SMF\u060c \u0645\u062f\u0649 \u0645\u0639\u062a\u062f\u0644.<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>100GBASE-LR2<\/strong> \u2013 \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0637\u0648\u064a\u0644\u0629 \u0627\u0644\u0645\u062f\u0649 \u0639\u0644\u0649 SMF \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062e\u0637\u064a\u0646.<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491583.htm\"><strong>100GBASE-DR\/DR2<\/strong><\/a> \u2013 Two-lane long-reach SMF applications.<\/p><\/li><li><p><strong>PMDs \u0644\u0640 200 GbE (4\u00d750G)<\/strong> 200GBASE-SR4.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2013 \u0623\u0631\u0628\u0639\u0629 \u062e\u0637\u0648\u0637 \u0628\u0633\u0631\u0639\u0629 50G \u0639\u0644\u0649 MMF \u0645\u062a\u0648\u0627\u0632\u064a\u0629\u061b \u0645\u062b\u0627\u0644\u064a \u0644\u0631\u0628\u0637 \u0627\u0644\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u0623\u0648\u0631\u0627\u0642 \u0648\u0627\u0644\u0623\u0639\u0645\u062f\u0629.<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473139.htm\"><strong>200GBASE-FR4 \/ LR4<\/strong><\/a> \u2013 \u062d\u0644\u0648\u0644 SMF \u0628\u0623\u0631\u0628\u0639 \u062e\u0637\u0648\u0637 \u062a\u062a\u064a\u062d \u0645\u062f\u0649 2 km \u0648 10 km \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0644\u064a.<\/p><\/li><li><p><strong>\u0661.\u200f \u0662\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629-\u0628\u064a\u0632-\u0625\u0641 \u0622\u0631\u0664 \/ \u0625\u0644 \u0622\u0631\u0664<\/strong> \u0662.\u200f \u2013 \u062d\u0644\u0648\u0644 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639 \u0628\u0640 \u0664 \u0645\u0633\u0627\u0631\u0627\u062a \u062a\u064f\u0645\u0643\u0651\u0646 \u0645\u0646 \u0645\u062f\u0649 \u0662 \u0643\u0645 \u0648\u0661\u0660 \u0643\u0645\u060c \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0644\u064a.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062d\u062f\u062f 802.3cd \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0648\u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0644\u0647\u0630\u0647 \u0627\u0644\u0648\u0627\u062c\u0647\u0627\u062a\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 TDECQ \u0648OMAouter \u0644\u0644\u0645\u0631\u0633\u0644 \u0648\u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644 \u0648\u0623\u0647\u062f\u0627\u0641 BER \u0644\u0643\u0644 \u0642\u0646\u0627\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u062d\u0627\u0644\u0627\u062a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0641\u064a \u0645\u0631\u0627\u0643\u0632 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062d\u062f\u064a\u062b\u0629<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >50G \u0641\u0631\u062f\u064a \u0627\u0644\u0642\u0646\u0627\u0629 \u0644\u0644\u062e\u0648\u0627\u062f\u0645<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a adopting many hyperscale and enterprise data centers <strong>\u0663.\u200f \u0633\u0641\u0628\u0665\u0666 \u0628\u0633\u0639\u0629 \u0665\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629<\/strong> \u0648\u0627\u062c\u0647\u0627\u062a \u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0627\u0644\u062e\u0648\u0627\u062f\u0645\u060c \u0627\u0633\u062a\u0628\u062f\u0627\u0644 25G \u0643\u0645\u0639\u064a\u0627\u0631 \u0639\u0631\u0636 \u0627\u0644\u0646\u0637\u0627\u0642 \u0644\u0644\u0639\u0642\u062f\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >100G \u0643\u0637\u0628\u0642\u0629 \u0631\u0628\u0637<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 2\u00d750G \u0642\u0646\u0648\u0627\u062a\u060c \u062a\u0628\u0642\u0649 \u0631\u0648\u0627\u0628\u0637 100G \u0637\u0628\u0642\u0629 \u062c\u0645\u0639 \u0631\u0626\u064a\u0633\u064a\u0629 \u0628\u064a\u0646 \u0623\u062c\u0647\u0632\u0629 Rack \u0627\u0644\u0639\u0644\u0648\u064a\u0629 (ToR) \u0648\u0623\u062c\u0647\u0632\u0629 leaf. <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472577.htm\">\u0663\u0660. 100G QSFP28<\/a> \u0623\u0648 \u0648\u062d\u062f\u0627\u062a SFP-DD \u062a\u0648\u0641\u0631 \u0643\u062b\u0627\u0641\u0629 \u0641\u0639\u0627\u0644\u0629 \u0648\u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0627\u0644\u0623\u062c\u064a\u0627\u0644 \u0627\u0644\u0633\u0627\u0628\u0642\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >200G \u0644\u0634\u0628\u0643\u0627\u062a Leaf-to-Spine<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473139.htm\">\u0664.\u200f \u0643\u0633\u0641\u0628\u0665\u0666 \u0628\u0633\u0639\u0629 \u0662\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629<\/a> \u0623\u0648 \u0648\u062d\u062f\u0627\u062a QSFP-DD \u062a\u062a\u064a\u062d \u0628\u0646\u064a\u0629 50G \u0631\u0628\u0627\u0639\u064a\u0629 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0645\u0639 \u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u062a\u0641\u0643\u064a\u0643. \u064a\u0645\u0643\u0646 \u062a\u0642\u0633\u064a\u0645 \u0645\u0646\u0641\u0630 200G \u0648\u0627\u062d\u062f \u0625\u0644\u0649 <strong>\u0665.\u200f \u0664\u00d7\u0665\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629<\/strong> \u0644\u0644\u062e\u0648\u0627\u062f\u0645 \u0623\u0648 \u0639\u0642\u062f \u0627\u0644\u062a\u062c\u0645\u064a\u0639.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u062a\u0641\u0643\u064a\u0643<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062c\u0639\u0644 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0642\u0627\u0626\u0645 \u0639\u0644\u0649 \u0627\u0644\u0642\u0646\u0648\u0627\u062a 802.3cd \u0645\u062b\u0627\u0644\u064a\u064b\u0627 \u0644\u0640:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0666.\u200f \u0643\u0633\u0641\u0628\u0665\u0666 \u0628\u0633\u0639\u0629 \u0662\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u2192 \u0633\u0641\u0628\u0665\u0666 \u0628\u0633\u0639\u0629 \u0664\u00d7\u0665\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629<\/p><\/li><li><p>\u0667.\u200f \u0643\u0633\u0641\u0628\u0662\u0668 \u0628\u0633\u0639\u0629 \u0661\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u2192 \u0633\u0641\u0628\u0665\u0666 \u0628\u0633\u0639\u0629 \u0662\u00d7\u0665\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0645\u0627 \u064a\u062a\u0648\u0627\u0641\u0642 \u0628\u0634\u0643\u0644 \u062c\u064a\u062f \u0645\u0639 \u0627\u0646\u062a\u0642\u0627\u0644\u0627\u062a \u0627\u0644\u062e\u0648\u0627\u062f\u0645 \u0627\u0644\u0642\u0627\u062f\u0645\u0629 \u0645\u0646 25G \u0625\u0644\u0649 50G.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0648\u0627\u062c\u0647\u0627\u062a IEEE 802.3cd<\/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\/6e8b859454564c7783bcadfeaf9ad480.webp\" alt=\"802.3cd-compliant optical transceivers\" class=\"wp-image-3514\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0646\u062f \u0627\u0644\u062a\u062e\u0637\u064a\u0637 \u0644\u0634\u0628\u0643\u0629 50G\/100G\/200G\u060c \u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u0637\u0627\u0628\u0642 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0645\u0639 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-physical-medium-dependent-pmd\/\">\u0646\u0648\u0639 PMD<\/a> \u0648\u0637\u0648\u0644 \u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0648\u0634\u0643\u0644 \u0645\u0646\u0641\u0630 \u0645\u0641\u062a\u0627\u062d \u0627\u0644\u0634\u0628\u0643\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644 deployments 802.3cd\u060c \u062a\u0648\u0641\u0631 LINK-PP \u0627\u0644\u0641\u0626\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u25b7 \u0648\u062d\u062f\u0627\u062a \u0636\u0648\u0626\u064a\u0629 50G (SFP56 \/ QSFP28)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0648\u0627\u062c\u0647\u0627\u062a 50GBASE-SR\/FR\/LR \u0641\u0631\u062f\u064a\u0629 \u0627\u0644\u0642\u0646\u0627\u0629 \u0648\u0648\u0635\u0648\u0644 \u0627\u0644\u062e\u0648\u0627\u062f\u0645 50G:<br\/>\ud83d\udd17 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27046-50g-qsfp28-sfp56.htm\">https:\/\/www.l-p.com\/store-27046-50g-qsfp28-sfp56.htm<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u25b7 \u0648\u062d\u062f\u0627\u062a \u0636\u0648\u0626\u064a\u0629 100G (QSFP28 \/ SFP-DD)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u062b\u0627\u0644\u064a\u0629 \u0644\u0631\u0648\u0627\u0628\u0637 2\u00d750G\u060c \u062a\u062c\u0645\u064a\u0639 100G \u0644\u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0639\u0644\u0648\u064a\u0629\u060c \u0648\u062a\u0637\u0628\u064a\u0642\u0627\u062a DR\/FR\/LR:<br\/>\ud83d\udd17 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\">https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u25b7 \u0648\u062d\u062f\u0627\u062a \u0636\u0648\u0626\u064a\u0629 200G (QSFP-DD \/ QSFP56)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0635\u0645\u0645\u0629 \u0644\u0634\u0628\u0643\u0627\u062a Leaf-to-Spine 4\u00d750G \u0648\u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0627\u0644\u062a\u0641\u0643\u064a\u0643:<br\/>\ud83d\udd17 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26224-200g-qsfp-dd-qsfp56.htm\">https:\/\/www.l-p.com\/store-26224-200g-qsfp-dd-qsfp56.htm<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0647\u0630\u0647 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u062a\u062f\u0639\u0645 \u0625\u0634\u0627\u0631\u0629 PAM4 \u0648\u062a\u0644\u0628\u064a \u0623\u0647\u062f\u0627\u0641 \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 IEEE \u0645\u062b\u0644 \u0623\u062f\u0627\u0621 TDECQ \u0648\u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644 \u0648\u062a\u0648\u0627\u0641\u0642 BER \u0644\u0643\u0644 \u0642\u0646\u0627\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0648\u0627\u0644\u062a\u062d\u0642\u0642<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0636\u0645\u0627\u0646 \u062a\u0648\u0632\u064a\u0639 802.3cd \u0645\u0648\u062b\u0648\u0642\u060c \u064a\u062a\u062d\u0642\u0642 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u0648\u0646 \u0639\u0627\u062f\u0629\u064b \u0645\u0646:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0646\u0648\u0639 PMD \u0627\u0644\u0635\u062d\u064a\u062d<\/strong> (SR\u060c FR\u060c LR\u060c DR) \u0644\u0645\u0648\u0627\u0632\u0646\u0629 \u0627\u0644\u0631\u0627\u0628\u0637 \u0648\u0637\u0648\u0644 \u0627\u0644\u0645\u0633\u0627\u0641\u0629.<\/p><\/li><li><p><strong>\u0645\u0637\u0627\u0628\u0642\u0629 \u0634\u0643\u0644 \u0627\u0644\u0645\u0646\u0641\u0630<\/strong> (SFP56\u060c QSFP28\u060c QSFP56\u060c QSFP-DD).<\/p><\/li><li><p><strong>\u0664. \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629<\/strong> \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 OMAouter \u0648\u0642\u0648\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629.<\/p><\/li><li><p><strong>\u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644<\/strong> \u062a\u062d\u062a \u0638\u0631\u0648\u0641 PAM4 \u0627\u0644\u0645\u062c\u0647\u062f\u0629.<\/p><\/li><li><p><strong>\u0623\u0647\u062f\u0627\u0641 BER \u0644\u0644\u0642\u0646\u0627\u0629<\/strong> \u0661\u0667. \u0648 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/fec-forward-error-correction-in-optical-communication\/\">\u0661\u0662. FEC<\/a> \u0627\u0644\u062a\u0648\u0627\u0641\u0642.<\/p><\/li><li><p><strong>\u062e\u0631\u064a\u0637\u0629 \u0627\u0644\u062a\u0642\u0633\u064a\u0645<\/strong> \u0639\u0646\u062f \u0645\u0632\u062c \u0646\u0642\u0627\u0637 \u0646\u0647\u0627\u064a\u0629 200G \u2194 50G.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE 802.3cd \u0648\u0636\u0639\u062a \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0641\u0646\u064a\u0629 \u0644Ethernet \u0627\u0644\u064a\u0648\u0645\u064a <strong>50G\u060c 100G\u060c \u0648 200G Ethernet<\/strong>, \u060c \u0645\u0645\u0627 \u064a\u062c\u0644\u0628 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-pam4-four-level-pulse-amplitude-modulation-basics\/\">\u062a modulation PAM4<\/a> \u0625\u0644\u0649 \u0627\u0644\u062a\u0646\u0641\u064a\u0630 \u0627\u0644\u0634\u0627\u0645\u0644. \u062a\u062a\u064a\u062d \u0645\u0639\u0645\u0627\u0631\u064a\u0629 \u0627\u0644\u0642\u0646\u0627\u0629 \u0642\u062f\u0631\u0629 \u062a\u0648\u0633\u0639\u064a\u0629 \u0648\u0641\u0639\u0627\u0644\u0629 \u0627\u0642\u062a\u0635\u0627\u062f\u064a\u064b\u0627 \u0639\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u0639\u0631\u0636 \u0627\u0644\u062a\u0631\u062f\u062f\u064a \u0645\u0639 \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0623\u0634\u0643\u0627\u0644 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0645\u0639\u0631\u0648\u0641\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0639 \u0627\u0633\u062a\u0645\u0631\u0627\u0631\u6570\u636e\u4e2d\u5fc3 \u0641\u064a \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0645\u0646 25G \u0648 40G \u0625\u0644\u0649 \u0634\u0628\u0643\u0627\u062a \u0630\u0627\u062a \u0633\u0631\u0639\u0627\u062a \u0623\u0639\u0644\u0649\u060c, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473139.htm\">\u0645\u062d\u0648\u0644\u0627\u062a \u0636\u0648\u0626\u064a\u0629 \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 IEEE 802.3cd<\/a>\u2014\u0645\u062b\u0644 \u0639\u0627\u0626\u0644\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a 50G\/100G\/200G \u0645\u0646 LINK-PP\u2014\u062a\u0648\u0641\u0631 \u0623\u0633\u0627\u0633\u064b\u0627 \u0645\u0648\u062b\u0648\u0642\u064b\u0627next-generation connectivity.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0668.\u200f \u0644\u0645\u0639\u0631\u0641\u0629 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u062a\u0641\u0635\u064a\u0644\u064a\u0629 \u0648\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a\u060c \u0627\u0633\u062a\u0643\u0634\u0641 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">\u0661\u0660. LINK-PP<\/a> \u0669.\u200f \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0643\u0627\u0645\u0644\u0629 \u0645\u0646 \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0645\u0639\u064a\u0627\u0631 IEEE \u0668\u0660\u0662.\u0663 \u0633\u064a \u062f\u064a.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u0627\u0644\u0645\u0635\u0637\u0644\u062d\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0648\u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0641\u064a IEEE 802.3cd (\u0645\u0639\u062c\u0645 \u0635\u063a\u064a\u0631)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2605 TDECQ (\u0625\u063a\u0644\u0627\u0642 \u0641\u062a\u062d\u0629 \u0627\u0644\u0627\u0646\u0628\u0639\u0627\u062b \u0648\u0627\u0644\u0627\u0646\u0643\u0633\u0627\u0631 \u0644\u0644\u0640 PAM4)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">TDECQ \u0647\u0648 \u0645\u0642\u064a\u0627\u0633 \u062c\u0648\u062f\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u064a\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0648\u0627\u062c\u0647\u0627\u062a \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 PAM4. \u064a quantifies how much the optical eye diagram \u201c\u062a\u063a\u0644\u0642\u201d \u0628\u0639\u062f \u062a\u0639\u0631\u0636 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0644\u0644\u0627\u0646\u0643\u0633\u0627\u0631\u060c \u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0648\u063a\u064a\u0631\u0647\u0627 \u0645\u0646 \u0627\u0644\u0639\u0648\u0627\u0626\u0642 \u0627\u0644\u0642\u0646\u0627\u0629. \u0642\u064a\u0645\u0629 <strong>TDECQ \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629<\/strong> \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0625\u0634\u0627\u0631\u0629 PAM4 \u0623\u0646\u0638\u0641 \u0645\u0639 \u0647\u0627\u0645\u0634 \u0631\u0627\u0628\u0637 \u0623\u0641\u0636\u0644. \u064a\u0633\u062a\u062e\u062f\u0645 IEEE 802.3cd TDECQ \u0643\u0645\u062a\u0637\u0644\u0628 \u0631\u0626\u064a\u0633\u064a \u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0636\u0648\u0626\u064a\u0629 50G \u0648100G \u0648200G.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2605 OMAouter (\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0636\u0648\u0626\u064a \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0644\u0644\u062a\u0639\u062f\u064a\u0644)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0645\u062b\u0644 OMAouter \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0623\u0639\u0644\u0649 \u0648\u0623\u062f\u0646\u0649 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 (Level 3 \u0648Level 0) \u0641\u064a \u0625\u0634\u0627\u0631\u0629 PAM4. \u0646\u0638\u0631\u064b\u0627 \u0644\u0623\u0646 PAM4 \u064a\u0633\u062a\u062e\u062f\u0645 \u0623\u0631\u0628\u0639 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0645\u0646\u0641\u0635\u0644\u0629\u060c \u0641\u0625\u0646 OMAouter \u064a\u0642\u062f\u0645 \u062a\u0645\u062b\u064a\u0644\u064b\u0627 \u0623\u0643\u062b\u0631 \u062f\u0642\u0629 \u0644\u0639\u0645\u0642 \u0627\u0644\u062a\u0639\u062f\u064a\u0644 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629. <strong>\u0641\u0631\u0642 \u0628\u064a\u0646 \u0623\u0639\u0644\u0649 \u0648\u0623\u062f\u0646\u0649 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629<\/strong> \u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u062d\u0633\u0646 \u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u0644\u0645 \u0648\u062a\u0633\u0627\u0639\u062f \u0641\u064a \u0636\u0645\u0627\u0646 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0645\u0637\u0627\u0628\u0642 \u0644\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0644\u0640 50GBASE-SR\/FR\/LR \u0648\u0646\u0645\u0627\u0630\u062c \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u062e\u0637\u0648\u0637. <strong>OMAouter \u0627\u0644\u0623\u0639\u0644\u0649<\/strong> \u2605 BER (\u0645\u0639\u062f\u0644 \u062e\u0637\u0623 \u0627\u0644\u0628\u062a).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u064a\u0642\u064a\u0633 BER \u0646\u0633\u0628\u0629 \u0627\u0644\u0628\u062a\u0627\u062a \u0627\u0644\u062e\u0627\u0637\u0626\u0629 \u0625\u0644\u0649 \u0627\u0644\u0639\u062f\u062f \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a \u0644\u0644\u0628\u062a\u0627\u062a \u0627\u0644\u0645\u0631\u0633\u0644\u0629. \u064a\u062d\u062f\u062f IEEE 802.3cd \u0623\u0647\u062f\u0627\u0641 BER \u0644\u0643\u0644 \u0642\u0646\u0627\u0629 \u0628\u0634\u0643\u0644 \u0645\u0646\u0641\u0635\u0644\u060c \u0639\u0627\u062f\u0629\u064b \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0647\u062f\u0641 BER \u0642\u0628\u0644 \u062a\u0635\u062d\u064a\u062d \u0627\u0644\u062e\u0637\u0623 (pre-FEC) \u0642\u062f\u0631\u0647 2.4\u00d710\u207b\u2074 \u0644\u0644\u0642\u0646\u0648\u0627\u062a PAM4. \u0645\u0639 \u062a\u0635\u062d\u064a\u062d \u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u0642\u0648\u064a (\u0645\u062b\u0644 KP4 FEC)\u060c \u064a\u062a\u0645 \u062a\u062d\u0642\u064a\u0642 \u0645\u0639\u062f\u0644 BER \u0628\u0639\u062f \u0627\u0644\u062a\u0635\u062d\u064a\u062d (post-FEC) \u0627\u0644\u0630\u064a \u064a\u0648\u0641\u0631 \u0627\u0644\u062b\u0642\u0629 \u0627\u0644\u0644\u0627\u0632\u0645\u0629 \u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629 \u0627\u0644\u0647\u0627\u0626\u0644\u0629 \u0648\u0627\u0644\u063a\u064a\u063a\u0627\u0646\u062a\u064a\u0629.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/understanding-what-is-bit-error-rate\/\">\u0662\u0667. \u0646\u0633\u0628\u0629 \u062e\u0637\u0623 \u0627\u0644\u0628\u062a BER<\/a> \u0645\u0627 \u0647\u0648 IEEE 802.3cd\u061f <strong>IEEE 802.3cd \u0647\u0648 \u0645\u0639\u064a\u0627\u0631 \u0625\u064a\u062b\u0631\u0646\u062a \u064a\u062d\u062f\u062f \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0637\u0628\u0642\u0629 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u0644\u0640 50GbE \u0648100GbE \u0648200GbE \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 . \u064a\u062a\u0636\u0645\u0646 \u0648\u0627\u062c\u0647\u0627\u062a \u0645\u062b\u0644 50GBASE-SR\/FR\/LR \u0648100GBASE-SR2\u060c \u0648\u064a\u0647\u062f\u0641 \u0625\u0644\u0649 \u0628\u064a\u0626\u0627\u062a \u0634\u0628\u0643\u0627\u062a\u6570\u636e\u4e2d\u5fc3 \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0623\u062f\u0627\u0621.<\/strong>, \u0623\u064a \u062a\u0646\u0633\u064a\u0642 \u062a\u0639\u062f\u064a\u0644 \u064a\u0633\u062a\u062e\u062f\u0645 IEEE 802.3cd\u061f <strong>\u064a\u0644\u0632\u0645 IEEE 802.3cd \u0627\u0633\u062a\u062e\u062f\u0627\u0645  \u0644\u062c\u0645\u064a\u0639 \u0648\u0627\u062c\u0647\u0627\u062a 50G \u0644\u0643\u0644 \u0642\u0646\u0627\u0629. \u064a\u0636\u0627\u0639\u0641 PAM4 \u0645\u0639\u062f\u0644 \u0627\u0644\u0628\u062a \u0644\u0643\u0644 \u0642\u0646\u0627\u0629 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0640 NRZ \u0645\u0639 \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0646\u0641\u0633 \u0645\u0639\u062f\u0644 \u0627\u0644\u0628\u0648\u062f\u060c \u0645\u0645\u0627 \u064a\u0633\u0645\u062d \u0628\u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0625\u064a\u062b\u0631\u0646\u062a 50G \u0648100G \u0648200G \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0648\u0633\u0639.<\/strong> \u0647\u0644 \u064a\u062f\u0639\u0645 IEEE 802.3cd \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0639\u0643\u0633\u064a \u0645\u0639 NRZ\u061f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0646\u0639\u0645\u060c \u0641\u064a \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0639\u0645\u0644 \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0645\u0633\u062a\u0646\u062f\u0629 \u0625\u0644\u0649 PAM4 \u0645\u0639 \u0648\u0627\u062c\u0647\u0627\u062a NRZ \u0637\u0627\u0644\u0645\u0627 \u0623\u0646 \u0645\u0646\u0641\u0630 \u0627\u0644\u062c\u0647\u0627\u0632\u060c \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u060c \u0648\u0627\u0644\u0645\u0648\u062f\u0648\u0644 \u0627\u0644\u0636\u0648\u0626\u064a \u0645\u0635\u0645\u0645\u0629 \u0644\u062f\u0639\u0645 \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0637\u0629.<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0645\u0627 \u0647\u064a \u0627\u0644\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0644\u0640 IEEE 802.3cd\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u064f\u0633\u062a\u062e\u062f\u0645 IEEE 802.3cd \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0644\u0640: <strong>\u0627\u0644\u0648\u0635\u0648\u0644 \u0627\u0644\u062e\u0627\u062f\u0645 50G (SFP56, QSFP28)<\/strong> \u0637\u0628\u0642\u0627\u062a \u0627\u0644\u0639\u0642\u062f\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629\/\u0627\u0644\u062a\u0631\u0627\u0628\u0637 100G <strong>\u062a modulation PAM4<\/strong>. \u0634\u0628\u0643\u0627\u062a 200G leaf-spine <strong>\u0634\u0628\u0643\u0629 \u0627\u0644\u0633\u062d\u0627\u0628\u0629\u060c \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a\/\u0627\u0644\u062a\u0639\u0644\u0645 \u0627\u0644\u0622\u0644\u064a\u060c \u0648\u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0647\u0627\u0626\u0644\u0629<\/strong>, <strong>\u0627\u0631\u062a\u0628\u0627\u0637\u0627\u062a 50G \u0644\u0643\u0644 \u0642\u0646\u0627\u0629 \u0641\u064a \u0627\u0644\u0647\u064a\u0627\u0643\u0644 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629 (2\u00d750G\u060c 4\u00d750G)<\/strong>, \u0662\u0669.\u200f \u060c \u0648 <strong>200GBASE-FR4 \/ LR4<\/strong>, \u0645\u0627 \u0647\u064a \u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0636\u0648\u0621 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 IEEE 802.3cd\u061f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u064a\u062f\u0639\u0645 IEEE 802.3cd \u0645\u062c\u0645\u0648\u0639\u0629 \u0648\u0627\u0633\u0639\u0629 \u0645\u0646 \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629 50G \u0648100G \u0648200G\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643:<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">(SFP56 \/ QSFP28) \u0644\u0640 50GbE \u0641\u0631\u062f\u064a\u0629 \u0627\u0644\u0642\u0646\u0627\u0629 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-physical-medium-dependent-pmd\/\"><strong>\u0661\u0660.\u200f \u0628\u064a \u0625\u064a\u0647 \u0625\u0645\u0664 (\u062a\u0639\u062f\u064a\u0644 \u0633\u0639\u0629 \u0627\u0644\u0646\u0628\u0636\u0629 \u0631\u0628\u0627\u0639\u064a \u0627\u0644\u0645\u0633\u062a\u0648\u064a\u0627\u062a)<\/strong><\/a> \u0648\u0645\u062d\u0648\u0644\u0627\u062a \u062a\u0642\u0633\u064a\u0645 2\u00d750G (QSFP28 \/ SFP-DD).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >200GBASE-SR4\/DR4\/FR4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">(QSFP-DD \/ QSFP56) <strong>\u062a\u0648\u0641\u0631 \u062e\u064a\u0627\u0631\u0627\u062a \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 IEEE 802.3cd \u0639\u0628\u0631 \u062c\u0645\u064a\u0639 \u0641\u0626\u0627\u062a \u0627\u0644\u0633\u0631\u0639\u0627\u062a.<\/strong>. \u0643\u064a\u0641 \u064a\u0631\u062a\u0628\u0637 IEEE 802.3cd \u0645\u0639 IEEE 802.3bs (400G) \u0648802.3cu\u061f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >3bs \u064a\u062d\u062f\u062f 400GbE \u0648\u064a\u0633\u062a\u0646\u062f \u0623\u064a\u0636\u064b\u0627 \u0625\u0644\u0649 \u0642\u0646\u0648\u0627\u062a 50G \u0648\u0644\u0643\u0646 \u064a\u0631\u0643\u0632 \u0639\u0644\u0649 \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0630\u0627\u062a \u0639\u062f\u062f \u0642\u0646\u0648\u0627\u062a \u0623\u0639\u0644\u0649 (\u0645\u062b\u0644 8\u00d750G).<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">3cu \u064a\u0645\u062f\u062f 100G\/400G \u0625\u0644\u0649 \u062a\u0637\u0628\u064a\u0642\u0627\u062a SMF \u0630\u0627\u062a \u0645\u062f\u0649 \u0623\u0637\u0648\u0644 (DR\/FR\/LR).<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>3cd \u064a\u0645\u0644\u0623 \u0627\u0644\u0641\u062c\u0648\u0629 \u0644\u0640 50G \u0644\u0643\u0644 \u0642\u0646\u0627\u0629 \u0641\u0631\u062f\u064a\u0629 \u0648\u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0642\u0646\u0648\u0627\u062a\u060c \u0645\u0645\u0627 \u064a\u062a\u064a\u062d \u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0646\u062a\u0642\u0627\u0644 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0648\u0633\u0639 \u0645\u0646 25G \u2192 50G \u2192 100G\/200G \u2192 400G.<\/p><\/li><li><p>\u0647\u0644 \u0645\u0646\u0627\u0633\u0628 IEEE 802.3cd \u0644\u0623\u0639\u0645\u0627\u0644 \u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a\/\u0627\u0644\u062a\u0639\u0644\u0645 \u0627\u0644\u0622\u0644\u064a \u0627\u0644\u0642\u0627\u062f\u0645\u0629 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0623\u062f\u0627\u0621\u061f<\/p><\/li><li><p>\u0646\u0639\u0645. \u064a\u062a\u0648\u0627\u0641\u0642 \u0645\u0639\u0645\u0627\u0631\u064a\u0629 PAM4 50G \u0644\u0643\u0644 \u0642\u0646\u0627\u0629 \u0645\u0639 \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0639\u0631\u0636 \u0627\u0644\u062a\u0631\u062f\u062f\u064a \u0627\u0644\u0639\u0627\u0644\u064a \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a\u060c \uc2dc\u0633\u062a\u00e8mes HPC\u060c \u0648\u0634\u0628\u0643\u0627\u062a GPU \u0627\u0644\u0636\u062e\u0645\u0629. \u064a\u062a\u064a\u062d \u062a\u0648\u0628\u0648\u0644\u0648\u062c\u064a\u0627 spine-leaf \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u062a\u0623\u062e\u064a\u0631 \u0645\u0639 \u062e\u064a\u0627\u0631\u0627\u062a \u062a\u0642\u0633\u064a\u0645 \u0645\u0631\u0646\u0629 \u0645\u062b\u0644 4\u00d750G \u0623\u0648 2\u00d7100G.<\/p><\/li><li><p>What Is IEEE 802.3cd?<\/p><\/li><li><p>Learn what IEEE 802.3cd defines for 50G, 100G and 200G Ethernet. Explore PAM4 technology, key PMDs, deployment use cases and suitable LINK-PP optical transceivers.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >IEEE 802.3cd Explained: 50G, 100G &amp; 200G Ethernet with PAM4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">ieee 802 3cd 50g 100g 200g pam4 ethernet<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0634\u0628\u0643\u0629 \u0627\u0644\u0633\u062d\u0627\u0628\u0629\u060c \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a\/\u0627\u0644\u062a\u0639\u0644\u0645 \u0627\u0644\u0622\u0644\u064a\u060c \u0648\u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0647\u0627\u0626\u0644\u0629<\/strong> (SFP56 \/ QSFP28) \u0644\u0644Lane \u0641\u0631\u062f\u064a\u0629 50GbE<\/p><\/li><li><p><strong>\u0627\u0631\u062a\u0628\u0627\u0637\u0627\u062a 50G \u0644\u0643\u0644 \u0642\u0646\u0627\u0629 \u0641\u064a \u0627\u0644\u0647\u064a\u0627\u0643\u0644 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629 (2\u00d750G\u060c 4\u00d750G)<\/strong> \u0648\u0648\u062d\u062f\u0627\u062a \u062a\u0641\u0643\u064a\u0643 2\u00d750G (QSFP28 \/ SFP-DD)<\/p><\/li><li><p><strong>\u0661\u0661.\u200f \u0662\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629-\u0628\u064a\u0632-\u0625\u0633 \u0622\u0631\u0664\/\u062f\u064a \u0622\u0631\u0664\/\u0625\u0641 \u0622\u0631\u0664<\/strong> \u0661\u0662.\u200f (\u0643\u0648\u0633\u0641\u0628-\u062f\u064a \u062f\u064a \/ \u0643\u0648\u0633\u0641\u0628\u0665\u0666)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">\u0664\u0660. LINK-PP<\/a> \u064a\u0642\u062f\u0645 \u062e\u064a\u0627\u0631\u0627\u062a \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 IEEE 802.3cd \u0639\u0628\u0631 \u062c\u0645\u064a\u0639 \u0641\u0626\u0627\u062a \u0627\u0644\u0633\u0631\u0639\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0643\u064a\u0641 \u064a\u0631\u062a\u0628\u0637 IEEE 802.3cd \u0628\u0640 IEEE 802.3bs (400G) \u0648 802.3cu\u061f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/knowledge-center\/ieee-802-3bs-200g-400g-ethernet-standard\/\"><strong>3bs<\/strong><\/a> \u064a\u062d\u062f\u062f 400GbE \u0648\u064a\u0633\u062a\u0646\u062f \u0623\u064a\u0636\u064b\u0627 \u0639\u0644\u0649 \u0642\u0646\u0648\u0627\u062a 50G \u0644\u0643\u0646\u0647 \u064a\u0631\u0643\u0632 \u0639\u0644\u0649 \u0647\u064a\u0627\u0643\u0644 \u0630\u0627\u062a \u0639\u062f\u062f \u0623\u0643\u0628\u0631 \u0645\u0646 \u0627\u0644\u0642\u0646\u0648\u0627\u062a (\u0645\u062b\u0644 8\u00d750G).<\/p><\/li><li><p><strong>3cu<\/strong> \u064a\u0645\u062f\u062f 100G\/400G \u0625\u0644\u0649 \u062a\u0637\u0628\u064a\u0642\u0627\u062a SMF \u0630\u0627\u062a \u0645\u062f\u0649 \u0623\u0637\u0648\u0644 (DR\/FR\/LR).<\/p><\/li><li><p><strong>3cd<\/strong> \u064a\u0645\u0644\u0623 \u0627\u0644\u0641\u062c\u0648\u0629 \u0644\u0640 <strong>\u0625\u064a\u062b\u0631\u0646\u062a 50G \u0644\u0643\u0644 \u0642\u0646\u0627\u0629 \u0641\u0631\u062f\u064a\u0629 \u0648\u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0642\u0646\u0648\u0627\u062a<\/strong>, \u060c \u0645\u0645\u0627 \u064a\u062a\u064a\u062d \u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0646\u062a\u0642\u0627\u0644 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0648\u0633\u0639 \u0645\u0646 25G \u2192 50G \u2192 100G\/200G \u2192 400G.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0647\u0644 \u064a\u0646\u0627\u0633\u0628 IEEE 802.3cd \u0627\u0644\u0639\u0645\u0644loads \u0627\u0644\u0642\u0627\u062f\u0645\u0629 \u0641\u064a \u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a\/\u0627\u0644\u062a\u0639\u0644\u0645 \u0627\u0644\u0622\u0644\u064a \u0648\u0623\u0646\u0638\u0645\u0629 HPC\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0646\u0639\u0645. \u064a\u062a\u0648\u0627\u0641\u0642 \u0645\u0639\u0645\u0627\u0631\u064a\u0629 PAM4 50G \u0644\u0643\u0644 \u0642\u0646\u0627\u0629 \u0641\u064a \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0645\u0639 \u0627\u0644\u0647\u064a\u0627\u0643\u0644 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a\u060c <strong>\u0623\u0646\u0638\u0645\u0629 HPC<\/strong> \u060c \u0634\u0628\u0643\u0627\u062a GPU \u0627\u0644\u0636\u062e\u0645\u0629. \u064a\u062a\u064a\u062d \u062a\u0643\u0648\u064a\u0646\u0627\u062a \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u062a\u0623\u062e\u064a\u0631 \u0645\u0646 \u0646\u0648\u0639 spine-leaf \u0645\u0639 \u062e\u064a\u0627\u0631\u0627\u062a \u062a\u0641\u0643\u064a\u0643 \u0645\u0631\u0646\u0629 \u0645\u062b\u0644 4\u00d750G \u0623\u0648 2\u00d7100G., <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-hpc-high-performance-computing\/\">\u0645\u0627 \u0647\u0648 IEEE 802.3cd\u061f<\/a>, \u0627\u0643\u062a\u0634\u0641 \u0645\u0627 \u064a\u062d\u062f\u062f IEEE 802.3cd \u0644\u0644\u0625\u064a\u062b\u0631\u0646\u062a 50G\u060c 100G \u0648200G. \u0627\u0633\u062a\u0643\u0634\u0641 \u062a\u0642\u0646\u064a\u0629 PAM4\u060c PMDs \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629\u060c \u062d\u0627\u0644\u0627\u062a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062a\u0646\u0641\u064a\u0630 \u0648\u0623\u0645\u062b\u0644\u0629 LINK-PP \u0644\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0628\u0635\u0631\u064a\u0629.<\/p>","protected":false},"excerpt":{"rendered":"<p>ieee 802 3cd 50g 100g 200g pam4 ethernet.<\/p>","protected":false},"author":1,"featured_media":3515,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[13,24,26],"class_list":["post-3516","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-100g-modules","tag-link-pp","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/3516","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/comments?post=3516"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/3516\/revisions"}],"predecessor-version":[{"id":11328,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/3516\/revisions\/11328"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/media\/3515"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/media?parent=3516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/categories?post=3516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/tags?post=3516"}],"curies":[{"name":"\u0661. 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