{"id":5299,"date":"2025-08-29T00:00:00","date_gmt":"2025-08-29T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/cmis-common-management-interface-specification\/"},"modified":"2026-06-22T09:07:21","modified_gmt":"2026-06-22T09:07:21","slug":"cmis-common-management-interface-specification","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/cmis-common-management-interface-specification","title":{"rendered":"CMIS \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch | Giao di\u1ec7n qu\u1ea3n l\u00fd chung cho QSFP-DD, OSFP &amp; c\u00e1c c\u00f4ng ngh\u1ec7 kh\u00e1c"},"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\/a92df92b7af442858daf3b0b0b4acc5e.webp\" alt=\"Common Management Interface for QSFP-DD, OSFP &#038; Beyond\" class=\"wp-image-5296\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a92df92b7af442858daf3b0b0b4acc5e.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a92df92b7af442858daf3b0b0b4acc5e-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a92df92b7af442858daf3b0b0b4acc5e-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a92df92b7af442858daf3b0b0b4acc5e-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a92df92b7af442858daf3b0b0b4acc5e-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\u25b2CMIS l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>CMIS<\/strong>\u2014l\u00e0 <strong>\u0110\u1eb7c t\u1ea3 giao di\u1ec7n qu\u1ea3n l\u00fd chung<\/strong>\u2014l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n d\u01b0\u1edbi s\u1ef1 d\u1eabn d\u1eaft c\u1ee7a <strong>Di\u1ec5n \u0111\u00e0n li\u00ean k\u1ebft quang h\u1ecdc (OIF)<\/strong>, b\u1eaft ngu\u1ed3n t\u1eeb <strong>Nh\u00f3m li\u00ean minh \u0111\u1eb7c t\u1ea3 QSFP-DD (QSFP-DD MSA)<\/strong>. M\u1ee5c \u0111\u00edch c\u1ee7a n\u00f3 l\u00e0 th\u1ed1ng nh\u1ea5t giao di\u1ec7n qu\u1ea3n l\u00fd tr\u00ean c\u00e1c m\u00f4-\u0111un c\u1eafm r\u1eddi t\u1ed1c \u0111\u1ed9 cao, nhi\u1ec1u k\u00eanh nh\u01b0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472016.htm\"><strong>QSFP-DD<\/strong><\/a>, <strong>OSFP<\/strong>, <strong>COBO<\/strong>, v\u00e0 c\u00e1c m\u00f4-\u0111un t\u01b0\u01a1ng lai kh\u00e1c nh\u01b0 quang h\u1ecdc t\u00edch h\u1ee3p g\u00f3i (co-packaged optics), s\u1eed d\u1ee5ng <strong>giao di\u1ec7n hai d\u00e2y (gi\u1ed1ng I\u00b2C)<\/strong> gi\u1eefa m\u00e1y ch\u1ee7 v\u00e0 m\u00f4-\u0111un.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\u25b2T\u1ea1i sao CMIS l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>H\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 th\u1ebf h\u1ec7 m\u1edbi<\/strong>: \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf cho 400G, 800G v\u00e0 h\u01a1n th\u1ebf n\u1eefa, CMIS gi\u1ea3i quy\u1ebft s\u1ef1 ph\u1ee9c t\u1ea1p ng\u00e0y c\u00e0ng t\u0103ng c\u1ee7a c\u00e1c m\u00f4-\u0111un v\u1edbi nhi\u1ec1u k\u00eanh \u0111i\u1ec7n v\u00e0 quang c\u0169ng nh\u01b0 c\u00e1c s\u01a1 \u0111\u1ed3 \u0111i\u1ec1u ch\u1ebf ti\u00ean ti\u1ebfn (v\u00ed d\u1ee5, <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-pam4-four-level-pulse-amplitude-modulation-basics\/\">PAM4<\/a>).<\/p><\/li><li><p><strong>Giao di\u1ec7n th\u1ed1ng nh\u1ea5t<\/strong>: Thay th\u1ebf c\u00e1c ti\u00eau chu\u1ea9n c\u0169 b\u1eb1ng m\u1ed9t giao di\u1ec7n duy nh\u1ea5t, c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng\u2014ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u d\u1ea1ng h\u00ecnh th\u1ee9c v\u00e0 ki\u1ebfn tr\u00fac \u0111ang ph\u00e1t tri\u1ec3n.<\/p><\/li><li><p><strong>Qu\u1ea3n l\u00fd \u0111\u01a1n gi\u1ea3n h\u00f3a<\/strong>: Gi\u00fap c\u1ea5u h\u00ecnh d\u1ef1a tr\u00ean \u1ee9ng d\u1ee5ng, \u0111\u01b0\u1eddng d\u1eabn d\u1eef li\u1ec7u \u0111\u1ed9ng v\u00e0 \u0111i\u1ec1u khi\u1ec3n th\u00f4ng minh, n\u00e2ng cao kh\u1ea3 n\u0103ng t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 linh ho\u1ea1t.<\/p><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\u25b2C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a CMIS<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >C\u1ea5u h\u00ecnh d\u1ef1a tr\u00ean \u1ee9ng d\u1ee5ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un h\u1ed7 tr\u1ee3 nhi\u1ec1u \u201c\u1ee9ng d\u1ee5ng\u201d (v\u00ed d\u1ee5: 400G, 2\u00d7200G, 4\u00d7100G), m\u1ed7i \u1ee9ng d\u1ee5ng x\u00e1c \u0111\u1ecbnh s\u1ed1 l\u01b0\u1ee3ng k\u00eanh, lo\u1ea1i \u0111i\u1ec1u ch\u1ebf v\u00e0 ki\u1ebfn tr\u00fac \u0111\u01b0\u1eddng d\u1eabn d\u1eef li\u1ec7u. M\u00e1y ch\u1ee7 \u0111i\u1ec1u khi\u1ec3n c\u1ea5u h\u00ecnh m\u00f4-\u0111un th\u00f4ng qua m\u1ed9t m\u00e1y tr\u1ea1ng th\u00e1i c\u00f3 c\u1ea5u tr\u00fac r\u00f5 r\u00e0ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ea3n \u0111\u1ed3 b\u1ed9 nh\u1edb m\u1edf r\u1ed9ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ngo\u00e0i b\u1ed1 c\u1ee5c QSFP28 th\u00f4ng th\u01b0\u1eddng, CMIS bao g\u1ed3m c\u00e1c <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/how-eeprom-powers-sfp-and-qsfp-optical-modules\/\">B\u1ed9 nh\u1edb EEPROM<\/a> ng\u00e2n h\u00e0ng (\u201cTrang Ng\u00e2n H\u00e0ng\u201d) \u0111\u1ec3 h\u1ed7 tr\u1ee3 ch\u1ea9n \u0111o\u00e1n phong ph\u00fa h\u01a1n, c\u1eadp nh\u1eadt firmware v\u00e0 h\u00e0nh vi c\u00f3 th\u1ec3 c\u1ea5u h\u00ecnh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >Ch\u1ea9n \u0111o\u00e1n k\u1ef9 thu\u1eadt s\u1ed1 &amp; gi\u00e1m s\u00e1t (DDM\/DOM)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Cung c\u1ea5p c\u00e1c ch\u1ec9 s\u1ed1 th\u1eddi gian th\u1ef1c nh\u01b0 c\u00f4ng su\u1ea5t quang, nhi\u1ec7t \u0111\u1ed9, \u0111i\u1ec7n \u00e1p\u2014r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi \u0111\u1ed9 tin c\u1eady m\u1ea1ng ch\u1ee7 \u0111\u1ed9ng v\u00e0 qu\u1ea3n l\u00fd hi\u1ec7u su\u1ea5t.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\u25b2CMIS trong h\u1ec7 sinh th\u00e1i ti\u00eau chu\u1ea9n<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>K\u1ebf th\u1eeba th\u01b0 vi\u1ec7n<\/strong>: CMIS b\u1eaft ngu\u1ed3n t\u1eeb QSFP-DD MSA v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c chuy\u1ec3n sang OIF v\u00e0o n\u0103m 2022 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ed7 tr\u1ee3 h\u1ec7 sinh th\u00e1i r\u1ed9ng r\u00e3i v\u00e0 ch\u00ednh th\u1ee9c h\u01a1n.<\/p><\/li><li><p><strong>Ho\u1ea1t \u0111\u1ed9ng song song v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n SFF<\/strong>: <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/sff-8636-standard-qsfp-qsfp28-management-interface-guide\/\">SFF-8636<br><\/a> v\u1eabn c\u00f2n ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00f4-\u0111un c\u0169, trong khi CMIS tr\u1edf th\u00e0nh giao di\u1ec7n \u01b0a th\u00edch cho c\u00e1c ki\u1ebfn tr\u00fac ti\u00ean ti\u1ebfn.<\/p><\/li><li><p><strong>Kh\u00f4ng ch\u1ec9 d\u00e0nh cho m\u00f4-\u0111un quang<\/strong>: CMIS c\u0169ng li\u00ean quan \u0111\u1ebfn <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/buy-copper.htm\">c\u00e1c m\u00f4-\u0111un d\u1ef1a tr\u00ean \u0111\u1ed3ng<\/a> v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/what-is-cpo-optical-module-and-why-it-matters\/\">t\u00edch h\u1ee3p g\u00f3i trong t\u01b0\u01a1ng lai<\/a>.<\/p><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\u25b2CMIS trong th\u1ef1c t\u1ebf: B\u1ed1i c\u1ea3nh k\u1ef9 thu\u1eadt<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>C\u1eafm v\u00e0 ch\u1ea1y<\/strong>: M\u00e1y ch\u1ee7 t\u1ef1 \u0111\u1ed9ng ph\u00e1t hi\u1ec7n v\u00e0 c\u1ea5u h\u00ecnh m\u00f4-\u0111un d\u1ef1a tr\u00ean c\u00e1c \u1ee9ng d\u1ee5ng v\u00e0 kh\u1ea3 n\u0103ng \u0111\u01b0\u1ee3c qu\u1ea3ng c\u00e1o.<\/p><\/li><li><p><strong>Qu\u1ea3n l\u00fd k\u00eanh th\u00edch \u1ee9ng<\/strong>: M\u00e1y tr\u1ea1ng th\u00e1i th\u00f4ng minh thi\u1ebft l\u1eadp \u0111\u01b0\u1eddng d\u1eabn d\u1eef li\u1ec7u theo \u1ee9ng d\u1ee5ng \u0111\u00e3 ch\u1ecdn v\u00e0 y\u00eau c\u1ea7u v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u.<\/p><\/li><li><p><strong>Ch\u1ea9n \u0111o\u00e1n n\u00e2ng cao<\/strong>: Ng\u01b0\u1ee1ng c\u1ea3nh b\u00e1o chi ti\u1ebft v\u00e0 nhi\u1ec1u thanh ghi tr\u1ea1ng th\u00e1i gi\u00fap c\u00e1ch ly l\u1ed7i nhanh ch\u00f3ng.<\/p><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\u25b2T\u1ea1i sao LINK-PP h\u1ed7 tr\u1ee3 CMIS<\/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\/1893b021492a4161a4746cb3a230e431.webp\" alt=\"QSFP-DD 400G Transceiver Modules\" class=\"wp-image-5297\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1893b021492a4161a4746cb3a230e431.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1893b021492a4161a4746cb3a230e431-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1893b021492a4161a4746cb3a230e431-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1893b021492a4161a4746cb3a230e431-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1893b021492a4161a4746cb3a230e431-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/\">LINK-PP<\/a> cam k\u1ebft \u0111i \u0111\u1ea7u xu h\u01b0\u1edbng c\u00f4ng ngh\u1ec7. C\u00e1c <strong>b\u1ed9 thu ph\u00e1t quang QSFP-DD v\u00e0 OSFP c\u1ee7a ch\u00fang t\u00f4i<\/strong> \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u0111\u1ec3 h\u1ed7 tr\u1ee3 CMIS, \u0111\u1ea3m b\u1ea3o:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>T\u01b0\u01a1ng th\u00edch 100%<\/strong> v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 ti\u00eau chu\u1ea9n ng\u00e0nh<\/p><\/li><li><p><strong>Kh\u1ea3 n\u0103ng c\u1ea5u h\u00ecnh n\u00e2ng cao<\/strong> ph\u00f9 h\u1ee3p v\u1edbi m\u1ea1ng \u0111a t\u1ed1c \u0111\u1ed9<\/p><\/li><li><p><strong>Ch\u1ea9n \u0111o\u00e1n m\u1ea1nh m\u1ebd<\/strong> cho c\u00e1c tri\u1ec3n khai quan tr\u1ecdng<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ecdn LINK-PP cho c\u00e1c gi\u1ea3i ph\u00e1p c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng, h\u01b0\u1edbng t\u1edbi t\u01b0\u01a1ng lai v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u h\u1ea1 t\u1ea7ng quang h\u1ecdc \u0111ang ph\u00e1t tri\u1ec3n.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\u25b2T\u00f3m t\u1eaft<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>CMIS<\/strong> l\u00e0 giao di\u1ec7n qu\u1ea3n l\u00fd hi\u1ec7n \u0111\u1ea1i, c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng cho c\u00e1c m\u00f4-\u0111un quang hi\u1ec7u su\u1ea5t cao tr\u00ean nhi\u1ec1u d\u1ea1ng h\u00ecnh th\u1ee9c v\u00e0 t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u.<\/p><\/li><li><p>N\u00f3 cho ph\u00e9p c\u1ea5u h\u00ecnh \u1ee9ng d\u1ee5ng linh ho\u1ea1t, ch\u1ea9n \u0111o\u00e1n s\u00e2u v\u00e0 qu\u1ea3n l\u00fd \u0111\u01a1n gi\u1ea3n th\u00f4ng qua giao di\u1ec7n hai d\u00e2y th\u1ed1ng nh\u1ea5t.<\/p><\/li><li><p>Khi m\u1ea1ng quang h\u1ecdc ph\u00e1t tri\u1ec3n, vi\u1ec7c tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n\u2014nh\u01b0 CMIS\u2014l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c v\u00e0 t\u00ednh linh ho\u1ea1t c\u1ee7a m\u1ea1ng.<\/p><\/li><li><p>S\u1ef1 h\u1ed7 tr\u1ee3 CMIS c\u1ee7a LINK-PP \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u00e0 s\u1eb5n s\u00e0ng cho m\u00f4i tr\u01b0\u1eddng m\u1ea1ng 400G\u2013800G trong t\u01b0\u01a1ng lai.<\/p><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u CMIS l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao n\u00f3 l\u1ea1i quan tr\u1ecdng trong vi\u1ec7c qu\u1ea3n l\u00fd c\u00e1c m\u00f4-\u0111un quang hi\u1ec7n \u0111\u1ea1i (QSFP-DD, OSFP, v.v.). H\u1ecdc c\u00e1ch c\u00e1c m\u00f4-\u0111un h\u01b0\u1edbng t\u1edbi t\u01b0\u01a1ng lai c\u1ee7a LINK-PP tu\u00e2n th\u1ee7 CMIS. .<\/p>","protected":false},"author":1,"featured_media":5298,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[17,26],"class_list":["post-5299","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-400g-optical-modules","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5299","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/comments?post=5299"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5299\/revisions"}],"predecessor-version":[{"id":11384,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5299\/revisions\/11384"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/5298"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=5299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=5299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=5299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}