{"id":2526,"date":"2026-04-10T00:00:00","date_gmt":"2026-04-10T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/cfp-optical-module-guide\/"},"modified":"2026-06-22T03:35:26","modified_gmt":"2026-06-22T03:35:26","slug":"cfp-optical-module-guide","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/cfp-optical-module-guide","title":{"rendered":"Module quang CFP: H\u01b0\u1edbng d\u1eabn ho\u00e0n ch\u1ec9nh, lo\u1ea1i v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng 100G"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"628\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3877c42ded0a44c1bd4ea97afc61fccd.jpg\" alt=\"CFP Optical Module: Complete Guide, Types, and 100G Use Cases\" class=\"wp-image-2515\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3877c42ded0a44c1bd4ea97afc61fccd.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3877c42ded0a44c1bd4ea97afc61fccd-300x157.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3877c42ded0a44c1bd4ea97afc61fccd-1024x536.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3877c42ded0a44c1bd4ea97afc61fccd-768x402.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3877c42ded0a44c1bd4ea97afc61fccd-18x9.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Khi l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp m\u1ea1ng to\u00e0n c\u1ea7u ti\u1ebfp t\u1ee5c gia t\u0103ng m\u1ea1nh\u2014do \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y, c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng 5G v\u00e0 c\u00e1c kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c AI th\u00fac \u0111\u1ea9y\u2014c\u00e1c k\u1ebft n\u1ed1i quang t\u1ed1c \u0111\u1ed9 cao \u0111\u00e3 tr\u1edf th\u00e0nh x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng hi\u1ec7n \u0111\u1ea1i. Trong s\u1ed1 nh\u1eefng gi\u1ea3i ph\u00e1p \u0111\u1ea7u ti\u00ean cho ph\u00e9p truy\u1ec1n d\u1eabn 100G, <strong>m\u00f4-\u0111un quang CFP<\/strong> v\u1eabn l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 then ch\u1ed1t trong nhi\u1ec1u tri\u1ec3n khai m\u1ea1ng vi\u1ec5n th\u00f4ng v\u00e0 m\u1ea1ng \u0111\u01b0\u1eddng d\u00e0i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, trong b\u1ed1i c\u1ea3nh hi\u1ec7n nay\u2014khi c\u00e1c d\u1ea1ng h\u00ecnh nh\u1ecf g\u1ecdn nh\u01b0 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\">QSFP28<br><\/a> chi\u1ebfm \u01b0u th\u1ebf trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u\u2014nhi\u1ec1u k\u1ef9 s\u01b0 v\u00e0 ng\u01b0\u1eddi mua \u0111ang \u0111\u1eb7t ra nh\u1eefng c\u00e2u h\u1ecfi quan tr\u1ecdng:<br>M\u00f4-\u0111un quang CFP l\u00e0 g\u00ec? N\u00f3 c\u00f2n ph\u00f9 h\u1ee3p trong n\u0103m 2026 hay kh\u00f4ng? V\u00e0 khi n\u00e0o b\u1ea1n n\u00ean ch\u1ecdn n\u00f3 thay v\u00ec c\u00e1c gi\u1ea3i ph\u00e1p m\u1edbi h\u01a1n?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1eb1m tr\u1ea3 l\u1eddi nh\u1eefng c\u00e2u h\u1ecfi \u0111\u00f3 m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng v\u00e0 s\u00e2u s\u1eafc v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt. D\u00f9 b\u1ea1n l\u00e0 k\u1ef9 s\u01b0 m\u1ea1ng \u0111ang \u0111\u00e1nh gi\u00e1 c\u00e1c n\u00e2ng c\u1ea5p c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng, chuy\u00ean vi\u00ean mua s\u1eafm so s\u00e1nh c\u00e1c b\u1ed9 thu ph\u00e1t quang, hay ng\u01b0\u1eddi h\u1ecdc \u0111ang x\u00e2y d\u1ef1ng ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng, vi\u1ec7c hi\u1ec3u vai tr\u00f2 c\u1ee7a <a target=\"_blank\" rel=\"nofollow\" href=\"https:\/\/www.cisco.com\/c\/en\/us\/products\/collateral\/interfaces-modules\/transceiver-modules\/data_sheet_c78-633027.html\">c\u00e1c m\u00f4-\u0111un CFP<\/a> l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ban \u0111\u1ea7u \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u nh\u01b0 gi\u1ea3i ph\u00e1p c\u1eafm r\u1eddi chu\u1ea9n h\u00f3a \u0111\u1ea7u ti\u00ean d\u00e0nh cho Ethernet 100 Gigabit, c\u00e1c m\u00f4-\u0111un CFP (C Form-factor Pluggable) \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 h\u1ed7 tr\u1ee3 truy\u1ec1n d\u1eabn b\u0103ng th\u00f4ng cao tr\u00ean kho\u1ea3ng c\u00e1ch xa b\u1eb1ng nhi\u1ec1u k\u00eanh quang. Thi\u1ebft k\u1ebf b\u1ec1n b\u1ec9 c\u1ee7a ch\u00fang khi\u1ebfn ch\u00fang tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c m\u1ea1ng c\u1ea5p nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, c\u00e1c h\u1ec7 th\u1ed1ng DWDM v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng l\u00f5i\u2014n\u01a1i hi\u1ec7u n\u0103ng v\u00e0 \u0111\u1ed9 tin c\u1eady quan tr\u1ecdng h\u01a1n c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 k\u00edch th\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ngay c\u1ea3 khi c\u00e1c d\u1ea1ng h\u00ecnh m\u1edbi h\u01a1n nh\u01b0 QSFP28 v\u00e0 OSFP ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i, c\u00e1c m\u00f4-\u0111un CFP v\u1eabn ch\u01b0a bi\u1ebfn m\u1ea5t. Th\u1ef1c t\u1ebf, ch\u00fang ti\u1ebfp t\u1ee5c ph\u1ee5c v\u1ee5 c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3 n\u01a1i t\u1ea7m xa, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh quang h\u1ecdc v\u00e0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/interoperability-in-networking-meaning-standards-connectivity\/\">kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c<\/a> l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t t\u00ecnh hu\u1ed1ng ra quy\u1ebft \u0111\u1ecbnh \u0111\u1eb7c bi\u1ec7t:<br><em>B\u1ea1n c\u00f3 n\u00ean ti\u1ebfp t\u1ee5c tri\u1ec3n khai c\u00e1c m\u00f4-\u0111un CFP, hay chuy\u1ec3n sang c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi h\u01a1n?<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Nh\u1eefng n\u1ed9i dung b\u1ea1n s\u1ebd t\u00ecm hi\u1ec3u trong h\u01b0\u1edbng d\u1eabn n\u00e0y<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1eb1ng c\u00e1ch \u0111\u1ecdc b\u00e0i vi\u1ebft n\u00e0y, b\u1ea1n s\u1ebd:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Hi\u1ec3u r\u00f5 m\u00f4-\u0111un quang CFP l\u00e0 g\u00ec v\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3<\/p><\/li>\n\n\n\n<li><p>T\u00ecm hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa CFP, CFP2 v\u00e0 CFP4<\/p><\/li>\n\n\n\n<li><p>So s\u00e1nh CFP v\u1edbi QSFP28 v\u1ec1 k\u00edch th\u01b0\u1edbc, c\u00f4ng su\u1ea5t v\u00e0 chi ph\u00ed<\/p><\/li>\n\n\n\n<li><p>Kh\u00e1m ph\u00e1 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf v\u00e0 c\u00e1c k\u1ecbch b\u1ea3n tri\u1ec3n khai 100G<\/p><\/li>\n\n\n\n<li><p>\u0110\u00e1nh gi\u00e1 xem CFP \u0111\u00e3 l\u1ed7i th\u1eddi hay v\u1eabn c\u00f2n ph\u00f9 h\u1ee3p trong n\u0103m 2026<\/p><\/li>\n\n\n\n<li><p>Nh\u1eadn \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn th\u1ef1c ti\u1ec5n \u0111\u1ec3 l\u1ef1a ch\u1ecdn m\u00f4-\u0111un quang ph\u00f9 h\u1ee3p nh\u1ea5t cho m\u1ea1ng c\u1ee7a b\u1ea1n<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ebfn cu\u1ed1i b\u00e0i, b\u1ea1n s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c s\u1ef1 hi\u1ec3u bi\u1ebft r\u00f5 r\u00e0ng \u1edf c\u1ea5p \u0111\u1ed9 chuy\u00ean gia v\u1ec1 c\u00e1c m\u00f4-\u0111un quang CFP\u2014v\u00e0 quan tr\u1ecdng h\u01a1n h\u1ebft, s\u1ef1 t\u1ef1 tin \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh li\u1ec7u ch\u00fang c\u00f3 ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n hay kh\u00f4ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccc M\u00f4-\u0111un quang CFP l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u00f4-\u0111un quang CFP l\u00e0 m\u1ed9t b\u1ed9 thu ph\u00e1t c\u1eafm r\u1eddi t\u1ed1c \u0111\u1ed9 cao \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng quang s\u1ee3i nh\u1eb1m cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u Ethernet 100 Gigabit (100G) qua c\u00e1p quang s\u1ee3i. N\u00f3 \u0111\u00f3ng vai tr\u00f2 n\u1ec1n t\u1ea3ng trong vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n t\u1eeb thi\u1ebft b\u1ecb m\u1ea1ng th\u00e0nh t\u00edn hi\u1ec7u quang\u2014and ng\u01b0\u1ee3c l\u1ea1i\u2014\u0111\u1ec3 truy\u1ec1n th\u00f4ng \u1edf kho\u1ea3ng c\u00e1ch xa v\u00e0 b\u0103ng th\u00f4ng cao.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b55bec1a222c43ce903cade91d5f6203.jpg\" alt=\"What Is a CFP Optical Module?\" class=\"wp-image-2516\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b55bec1a222c43ce903cade91d5f6203.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b55bec1a222c43ce903cade91d5f6203-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b55bec1a222c43ce903cade91d5f6203-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b55bec1a222c43ce903cade91d5f6203-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b55bec1a222c43ce903cade91d5f6203-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n m\u1edbi l\u00e0m quen v\u1edbi quang s\u1ee3i, h\u00e3y h\u00ecnh dung b\u1ed9 thu ph\u00e1t CFP nh\u01b0 sau:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 m\u1ed9t \u201cng\u01b0\u1eddi phi\u00ean d\u1ecbch\u201d chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u s\u1ed1 t\u1eeb thi\u1ebft b\u1ecb m\u1ea1ng c\u1ee7a b\u1ea1n th\u00e0nh t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng c\u00f3 th\u1ec3 truy\u1ec1n \u0111i qua c\u00e1p s\u1ee3i quang\u2014r\u1ed3i chuy\u1ec3n \u0111\u1ed5i l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n t\u1ea1i \u0111i\u1ec3m \u0111\u00edch.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">CFP l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CFP l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a C Form-factor Pluggable (D\u1ea1ng h\u00ecnh C c\u00f3 th\u1ec3 c\u1eafm r\u1eddi):<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u201cC\u201d<\/strong> \u0111\u1ec1 c\u1eadp \u0111\u1ebfn <em>centum<\/em> (ti\u1ebfng Latinh ngh\u0129a l\u00e0 100), bi\u1ec3u th\u1ecb t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u 100G<\/p><\/li>\n\n\n\n<li><p><strong>\u201cY\u1ebfu t\u1ed1 h\u00ecnh d\u1ea1ng\u201d<\/strong> x\u00e1c \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc v\u1eadt l\u00fd v\u00e0 giao di\u1ec7n chu\u1ea9n h\u00f3a c\u1ee7a n\u00f3<\/p><\/li>\n\n\n\n<li><p><strong>\u201cC\u00f3 th\u1ec3 c\u1eafm r\u1eddi\u201d<\/strong> ngh\u0129a l\u00e0 n\u00f3 c\u00f3 th\u1ec3 <a href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/are-sfp-modules-hot-swappable-safe-sfp-hot-swap-guide\/\" target=\"_blank\" rel=\"\">Cat5e\/Cat6 Ethernet<\/a>, cho ph\u00e9p c\u1eafm ho\u1eb7c r\u00fat ra m\u00e0 kh\u00f4ng c\u1ea7n t\u1eaft ngu\u1ed3n h\u1ec7 th\u1ed1ng<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, CFP l\u00e0 m\u1ed9t trong nh\u1eefng m\u00f4-\u0111un chu\u1ea9n h\u00f3a \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho m\u1ea1ng 100G.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00f4-\u0111un quang CFP ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ec1 b\u1ea3n ch\u1ea5t, m\u1ed9t m\u00f4-\u0111un CFP th\u1ef1c hi\u1ec7n vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u gi\u1eefa mi\u1ec1n \u0111i\u1ec7n v\u00e0 mi\u1ec1n quang, th\u01b0\u1eddng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0110i\u1ec7n \u2192 Quang (chuy\u1ec3n \u0111\u1ed5i E\/O)<\/strong> \u0111\u1ec3 truy\u1ec1n d\u1eabn<\/p><\/li>\n\n\n\n<li><p><strong>Quang \u2192 \u0110i\u1ec7n (chuy\u1ec3n \u0111\u1ed5i O\/E)<\/strong> \u0111\u1ec3 nh\u1eadn t\u00edn hi\u1ec7u<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Quy tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng c\u01a1 b\u1ea3n:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p>B\u1ed9 chuy\u1ec3n m\u1ea1ch ho\u1eb7c b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn m\u1ea1ng g\u1eedi t\u00edn hi\u1ec7u \u0111i\u1ec7n t\u1edbi m\u00f4-\u0111un CFP<\/p><\/li>\n\n\n\n<li><p>M\u00f4-\u0111un chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111\u00f3 th\u00e0nh t\u00edn hi\u1ec7u quang (xung \u00e1nh s\u00e1ng)<\/p><\/li>\n\n\n\n<li><p>T\u00edn hi\u1ec7u truy\u1ec1n \u0111i qua c\u00e1p quang s\u1ee3i tr\u00ean kho\u1ea3ng c\u00e1ch xa<\/p><\/li>\n\n\n\n<li><p>T\u1ea1i \u0111\u1ea7u nh\u1eadn, m\u1ed9t m\u00f4-\u0111un CFP kh\u00e1c chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u tr\u1edf l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ea3m b\u1ea3o vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao v\u1edbi t\u1ed5n hao th\u1ea5p, \u0111\u1eb7c bi\u1ec7t tr\u00ean kho\u1ea3ng c\u00e1ch t\u1eeb v\u00e0i ch\u1ee5c \u0111\u1ebfn h\u00e0ng tr\u0103m kil\u00f4m\u00e9t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Vai tr\u00f2 trong m\u1ea1ng Ethernet 100G v\u00e0 m\u1ea1ng vi\u1ec5n th\u00f4ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un quang CFP ban \u0111\u1ea7u \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n nh\u1eb1m h\u1ed7 tr\u1ee3 c\u00e1c ti\u00eau chu\u1ea9n Ethernet 100G \u0111\u1ea7u ti\u00ean, do \u0111\u00f3 ch\u00fang r\u1ea5t quan tr\u1ecdng trong:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>C\u00e1c m\u1ea1ng l\u00f5i vi\u1ec5n th\u00f4ng<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>C\u00e1c h\u1ec7 th\u1ed1ng v\u1eadn chuy\u1ec3n quang \u0111\u01b0\u1eddng d\u00e0i v\u00e0 \u0111\u00f4 th\u1ecb<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>C\u00e1c m\u00f4i tr\u01b0\u1eddng DWDM (<\/strong><a href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-dwdm-explaining-dense-wavelength-division-multiplexing\/\" target=\"_blank\" rel=\"\"><strong>Ph\u00e2n chia b\u01b0\u1edbc s\u00f3ng d\u00e0y \u0111\u1eb7c<\/strong><\/a><strong>)<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ea5p nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n c\u1ee7a ch\u00fang cho ph\u00e9p:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>T\u00edch h\u1ee3p c\u00e1c th\u00e0nh ph\u1ea7n quang ph\u1ee9c t\u1ea1p h\u01a1n<\/p><\/li>\n\n\n\n<li><p>X\u1eed l\u00fd c\u00f4ng su\u1ea5t cao h\u01a1n<\/p><\/li>\n\n\n\n<li><p>H\u1ed7 tr\u1ee3 t\u1ed1t h\u01a1n cho vi\u1ec7c truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa (v\u00ed d\u1ee5: 40 km, 80 km ho\u1eb7c h\u01a1n)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 l\u00fd do v\u00ec sao c\u00e1c m\u00f4-\u0111un CFP v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng vi\u1ec5n th\u00f4ng hi\u1ec7u n\u0103ng cao, ngay c\u1ea3 khi c\u00e1c m\u00f4-\u0111un nh\u1ecf h\u01a1n chi\u1ebfm \u01b0u th\u1ebf trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0110i\u1ec3m c\u1ea7n l\u01b0u \u00fd ch\u00ednh<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u00f4-\u0111un CFP l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>M\u1ed9t m\u00f4-\u0111un c\u1eafm r\u1eddi 100G <a href=\"https:\/\/www.l-p.com\/products\/473115.htm\" target=\"_self\">Are all SFP ports 10Gb?<\/a><\/p><\/li>\n\n\n\n<li><p>\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf cho vi\u1ec7c truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa v\u00e0 dung l\u01b0\u1ee3ng cao<\/p><\/li>\n\n\n\n<li><p>M\u1ed9t c\u00f4ng ngh\u1ec7 n\u1ec1n t\u1ea3ng trong c\u00e1c m\u1ea1ng vi\u1ec5n th\u00f4ng v\u00e0 m\u1ea1ng v\u1eadn chuy\u1ec3n quang<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccc Gi\u1ea3i th\u00edch c\u00e1c lo\u1ea1i m\u00f4-\u0111un quang CFP (CFP, CFP2, CFP4)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi nhu c\u1ea7u v\u1ec1 m\u1ea1ng t\u0103ng l\u00ean v\u00e0 ph\u1ea7n c\u1ee9ng c\u1ea7n tr\u1edf n\u00ean nh\u1ecf g\u1ecdn v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng h\u01a1n, m\u00f4-\u0111un quang CFP ban \u0111\u1ea7u \u0111\u00e3 ti\u1ebfn h\u00f3a th\u00e0nh c\u00e1c phi\u00ean b\u1ea3n nh\u1ecf h\u01a1n v\u00e0 t\u1ed1i \u01b0u h\u01a1n: CFP2 v\u00e0 CFP4. C\u00e1c d\u1ea1ng c\u01a1 kh\u00ed n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 duy tr\u00ec hi\u1ec7u n\u0103ng 100G trong khi c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 m\u1eadt \u0111\u1ed9 c\u1ed5ng, hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/24fa71e163004db9b46718fa726806df.jpg\" alt=\"CFP Optical Module Types Explained (CFP, CFP2, CFP4)\" class=\"wp-image-2517\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/24fa71e163004db9b46718fa726806df.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/24fa71e163004db9b46718fa726806df-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/24fa71e163004db9b46718fa726806df-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/24fa71e163004db9b46718fa726806df-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/24fa71e163004db9b46718fa726806df-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">S\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a c\u00e1c d\u1ea1ng c\u01a1 kh\u00ed CFP<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f2ng s\u1ea3n ph\u1ea9m CFP \u0111\u00e3 tr\u1ea3i qua ba th\u1ebf h\u1ec7 ch\u00ednh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>CFP (Th\u1ebf h\u1ec7 th\u1ee9 nh\u1ea5t)<\/strong><br>M\u00f4-\u0111un 100G g\u1ed1c, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi 10 k\u00eanh 10G, k\u00edch th\u01b0\u1edbc l\u1edbn v\u00e0 ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t cao. \u0110\u01b0\u1ee3c x\u00e2y d\u1ef1ng cho c\u00e1c tri\u1ec3n khai vi\u1ec5n th\u00f4ng v\u00e0 truy\u1ec1n d\u1eabn xa giai \u0111o\u1ea1n \u0111\u1ea7u.<\/p><\/li>\n\n\n\n<li><p><strong>CFP2 (Th\u1ebf h\u1ec7 th\u1ee9 hai)<\/strong><br>C\u00f3 k\u00edch th\u01b0\u1edbc kho\u1ea3ng m\u1ed9t n\u1eeda CFP, v\u1edbi giao di\u1ec7n \u0111i\u1ec7n \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn (chuy\u1ec3n d\u1ea7n sang ki\u1ebfn tr\u00fac 4 k\u00eanh 25G). \u0110em l\u1ea1i hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u1ed1t h\u01a1n v\u00e0 m\u1eadt \u0111\u1ed9 c\u1ed5ng cao h\u01a1n.<\/p><\/li>\n\n\n\n<li><p><strong>CFP4 (Th\u1ebf h\u1ec7 th\u1ee9 ba)<\/strong><br>C\u00f3 k\u00edch th\u01b0\u1edbc kho\u1ea3ng m\u1ed9t ph\u1ea7n t\u01b0 CFP, \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u cho ki\u1ebfn tr\u00fac 4\u00d725G, cho ph\u00e9p \u0111\u1ea1t m\u1eadt \u0111\u1ed9 cao h\u01a1n nhi\u1ec1u v\u00e0 m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng th\u1ea5p h\u01a1n.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 ti\u1ebfn h\u00f3a n\u00e0y ph\u1ea3n \u00e1nh xu h\u01b0\u1edbng chung c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u01b0\u1edbng t\u1edbi c\u00e1c thi\u1ebft b\u1ecb nh\u1ecf h\u01a1n, nhanh h\u01a1n v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng h\u01a1n <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/472118.htm\">module quang<br><\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 k\u00edch th\u01b0\u1edbc, c\u00f4ng su\u1ea5t v\u00e0 hi\u1ec7u n\u0103ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa CFP, CFP2 v\u00e0 CFP4 n\u1eb1m \u1edf ba kh\u00eda c\u1ea1nh:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">K\u00edch th\u01b0\u1edbc (d\u1ea1ng c\u01a1 kh\u00ed)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>CFP: L\u1edbn nh\u1ea5t, thi\u1ebft k\u1ebf c\u1ed3ng k\u1ec1nh<\/p><\/li>\n\n\n\n<li><p>CFP2: Nh\u1ecf h\u01a1n ~50% so v\u1edbi CFP<\/p><\/li>\n\n\n\n<li><p>CFP4: Nh\u1ecf h\u01a1n ~75% so v\u1edbi CFP<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n = nhi\u1ec1u c\u1ed5ng h\u01a1n tr\u00ean m\u1ed7i b\u1ed9 chuy\u1ec3n m\u1ea1ch\/b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>CFP: Th\u01b0\u1eddng <strong>20\u201324W+<\/strong><\/p><\/li>\n\n\n\n<li><p>CFP2: Kho\u1ea3ng <strong>9\u201312W<\/strong><\/p><\/li>\n\n\n\n<li><p>CFP4: Kho\u1ea3ng <strong>6\u20138W<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng su\u1ea5t th\u1ea5p h\u01a1n = \u00edt nhi\u1ec7t t\u1ecfa ra + hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng t\u1ed1t h\u01a1n<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Hi\u1ec7u n\u0103ng &amp; Ki\u1ebfn tr\u00fac<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>CFP: 10 k\u00eanh 10G (ki\u1ebfn tr\u00fac c\u0169)<\/p><\/li>\n\n\n\n<li><p>CFP2 \/ CFP4: 4 k\u00eanh 25G (thi\u1ebft k\u1ebf hi\u1ec7u qu\u1ea3 h\u01a1n)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c ki\u1ebfn tr\u00fac m\u1edbi l\u00e0m gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1ea3ng so s\u00e1nh: <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/learn-100g-cfp-form-factors-cfp2-cfp4\/\">CFP so v\u1edbi CFP2 so v\u1edbi CFP4<\/a><\/h3>\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;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>\u0110\u1eb7c t\u00ednh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>CFP (Th\u1ebf h\u1ec7 1)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>CFP2 (Th\u1ebf h\u1ec7 2)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>CFP4 (Th\u1ebf h\u1ec7 3)<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>25Gbps<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>100G<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>100G<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>100G<br><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>K\u00edch th\u01b0\u1edbc<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>L\u1edbn nh\u1ea5t<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Nh\u1ecf h\u01a1n ~50%<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Kho\u1ea3ng 25% k\u00edch th\u01b0\u1edbc CFP<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>C\u00e1c k\u00eanh \u0111i\u1ec7n<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>10 \u00d7 10G<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>4 \u00d7 25G<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>4 \u00d7 25G<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Ti\u00eau Th\u1ee5 N\u0103ng L\u01b0\u1ee3ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao (tr\u00ean 20W)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Trung b\u00ecnh (9\u201312W)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p (6\u20138W)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>M\u1eadt \u0111\u1ed9 c\u1ed5ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>M\u00f4i tr\u01b0\u1eddng truy\u1ec1n d\u1eabn<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao<br><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Vi\u1ec5n th\u00f4ng \/ Truy\u1ec1n d\u1eabn xa<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Vi\u1ec5n th\u00f4ng \/ \u0110\u00f4 th\u1ecb<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u00e1c h\u1ec7 th\u1ed1ng m\u1eadt \u0111\u1ed9 cao<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00ec sao CFP4 c\u1ea3i thi\u1ec7n m\u1eadt \u0111\u1ed9 m\u1ea1ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ee3i th\u1ebf l\u1edbn nh\u1ea5t c\u1ee7a CFP4 l\u00e0 kh\u1ea3 n\u0103ng t\u0103ng m\u1eadt \u0111\u1ed9 c\u1ed5ng m\u1ed9t c\u00e1ch \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0110\u00e2y l\u00e0 l\u00fd do:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>C\u00e1c m\u00f4-\u0111un nh\u1ecf h\u01a1n cho ph\u00e9p nhi\u1ec1u c\u1ed5ng h\u01a1n tr\u00ean m\u1ed7i th\u1ebb \u0111\u01b0\u1eddng d\u00e2y<\/p><\/li>\n\n\n\n<li><p>C\u00f4ng su\u1ea5t th\u1ea5p h\u01a1n cho ph\u00e9p tri\u1ec3n khai d\u00e0y \u0111\u1eb7c h\u01a1n m\u00e0 kh\u00f4ng b\u1ecb qu\u00e1 nhi\u1ec7t<\/p><\/li>\n\n\n\n<li><p>Ki\u1ebfn tr\u00fac 4 k\u00eanh \u0111\u01a1n gi\u1ea3n h\u00f3a l\u00e0m gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p ph\u1ea7n c\u1ee9ng<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n: M\u1ed9t h\u1ec7 th\u1ed1ng h\u1ed7 tr\u1ee3 4 c\u1ed5ng CFP c\u00f3 th\u1ec3 ti\u1ec1m n\u0103ng h\u1ed7 tr\u1ee3 t\u1edbi 16 c\u1ed5ng CFP4 trong c\u00f9ng m\u1ed9t kh\u00f4ng gian<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110i\u1ec1u n\u00e0y c\u00f3 \u00fd ngh\u0129a g\u00ec \u0111\u1ed1i v\u1edbi thi\u1ebft k\u1ebf m\u1ea1ng hi\u1ec7n \u0111\u1ea1i<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>CFP<\/strong> \u2192 Ph\u00f9 h\u1ee3p nh\u1ea5t cho c\u00e1c h\u1ec7 th\u1ed1ng c\u0169 v\u00e0 vi\u1ec5n th\u00f4ng \u0111\u01b0\u1eddng d\u00e0i<\/p><\/li>\n\n\n\n<li><p><strong>CFP2<\/strong> \u2192 Gi\u1ea3i ph\u00e1p chuy\u1ec3n ti\u1ebfp v\u1edbi hi\u1ec7u su\u1ea5t c\u1ea3i thi\u1ec7n<\/p><\/li>\n\n\n\n<li><p><strong>CFP4<\/strong> \u2192 T\u1ed1i \u01b0u h\u00f3a cho m\u1eadt \u0111\u1ed9 cao h\u01a1n v\u00e0 ki\u1ebfn tr\u00fac hi\u1ec7n \u0111\u1ea1i<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, ngay c\u1ea3 CFP4 c\u0169ng ng\u00e0y c\u00e0ng c\u1ea1nh tranh v\u1edbi QSFP28, v\u1ed1n cung c\u1ea5p hi\u1ec7u n\u0103ng t\u01b0\u01a1ng t\u1ef1 trong k\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n n\u1eefa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0110i\u1ec3m c\u1ea7n l\u01b0u \u00fd ch\u00ednh<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 ti\u1ebfn h\u00f3a t\u1eeb <strong>CFP \u2192 CFP2 \u2192 CFP4<\/strong> ph\u1ea3n \u00e1nh xu h\u01b0\u1edbng c\u1ee7a ng\u00e0nh h\u01b0\u1edbng t\u1edbi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>M\u1eadt \u0111\u1ed9 cao h\u01a1n<\/p><\/li>\n\n\n\n<li><p>M\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Truy\u1ec1n d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccc C\u00e1c t\u00ednh n\u0103ng ch\u00ednh v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a module CFP<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u00fang \u0111\u1eafn khi l\u1ef1a ch\u1ecdn m\u1ed9t <strong>m\u00f4-\u0111un quang CFP<\/strong>, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 hi\u1ec3u r\u00f5 c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i c\u1ee7a n\u00f3\u2014bao g\u1ed3m t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u, lo\u1ea1i truy\u1ec1n d\u1eabn, b\u01b0\u1edbc s\u00f3ng v\u00e0 \u0111\u1eb7c t\u00ednh c\u00f4ng su\u1ea5t. Nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u n\u0103ng m\u1ea1ng, kh\u1ea3 n\u0103ng truy\u1ec1n xa v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7332cee7dace45c8996fb938afde2085.jpg\" alt=\"Key Features and Technical Specifications of CFP Modules\" class=\"wp-image-2518\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7332cee7dace45c8996fb938afde2085.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7332cee7dace45c8996fb938afde2085-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7332cee7dace45c8996fb938afde2085-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7332cee7dace45c8996fb938afde2085-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7332cee7dace45c8996fb938afde2085-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u: 100G v\u00e0 cao h\u01a1n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Module CFP ban \u0111\u1ea7u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 h\u1ed7 tr\u1ee3 Ethernet 100 Gigabit (100G), khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng gi\u1ea3i ph\u00e1p chu\u1ea9n h\u00f3a \u0111\u1ea7u ti\u00ean cho truy\u1ec1n d\u1eabn quang t\u1ed1c \u0111\u1ed9 cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c \u0111i\u1ec3m ch\u00ednh:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u ti\u00eau chu\u1ea9n: 100 Gbps<\/p><\/li>\n\n\n\n<li><p>Ki\u1ebfn tr\u00fac CFP ban \u0111\u1ea7u: 10 k\u00eanh 10G<\/p><\/li>\n\n\n\n<li><p>C\u00e1c bi\u1ebfn th\u1ec3 sau (CFP2\/CFP4): 4 k\u00eanh 25G<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 CFP ch\u1ee7 y\u1ebfu g\u1eafn li\u1ec1n v\u1edbi 100G, m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng m\u1edf r\u1ed9ng bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>T\u00edch h\u1ee3p OTN (<a href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-otn-optical-transport-network\/\" target=\"_blank\" rel=\"\">M\u1ea1ng truy\u1ec1n t\u1ea3i quang<\/a>)<\/p><\/li>\n\n\n\n<li><p>H\u1ed7 tr\u1ee3 c\u00e1c \u0111\u1ecbnh d\u1ea1ng \u0111i\u1ec1u ch\u1ebf n\u00e2ng cao trong h\u1ec7 th\u1ed1ng vi\u1ec5n th\u00f4ng<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi <strong>200G\/400G<\/strong>, c\u00e1c d\u1ea1ng th\u1ee9c m\u1edbi h\u01a1n nh\u01b0 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/492340.htm\">QSFP-DD<\/a> v\u00e0 OSFP th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng thay v\u00ec CFP.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i truy\u1ec1n d\u1eabn: SR10, LR4, ER4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Module CFP h\u1ed7 tr\u1ee3 nhi\u1ec1u chu\u1ea9n truy\u1ec1n d\u1eabn kh\u00e1c nhau, m\u1ed7i chu\u1ea9n \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u cho kho\u1ea3ng c\u00e1ch v\u00e0 lo\u1ea1i s\u1ee3i quang ri\u00eang:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">SR10 (T\u1ea7m ng\u1eafn)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Kho\u1ea3ng c\u00e1ch: l\u00ean \u0111\u1ebfn 100\u2013150 m\u00e9t<\/p><\/li>\n\n\n\n<li><p>S\u1ee3i quang: S\u1ee3i \u0111a mode (MMF)<\/p><\/li>\n\n\n\n<li><p>\u1ee8ng d\u1ee5ng: Li\u00ean k\u1ebft trung t\u00e2m d\u1eef li\u1ec7u (l\u1ed7i th\u1eddi)<\/p><\/li>\n\n\n\n<li><p>S\u1eed d\u1ee5ng 10 k\u00eanh song song (10\u00d710G)<\/p><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">LR4 (T\u1ea7m xa)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Kho\u1ea3ng c\u00e1ch: l\u00ean \u0111\u1ebfn 10 km<\/p><\/li>\n\n\n\n<li><p>S\u1ee3i quang: S\u1ee3i \u0111\u01a1n mode (SMF)<\/p><\/li>\n\n\n\n<li><p>S\u1eed d\u1ee5ng 4 b\u01b0\u1edbc s\u00f3ng (<a href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/wdm-optical-transceiver-module-applications\/\" target=\"_blank\" rel=\"\">c\u00f4ng ngh\u1ec7 WDM<\/a>)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng tri\u1ec3n khai CFP ph\u1ed5 bi\u1ebfn nh\u1ea5t<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">ER4 (T\u1ea7m xa m\u1edf r\u1ed9ng)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Kho\u1ea3ng c\u00e1ch: l\u00ean \u0111\u1ebfn 40 km<\/p><\/li>\n\n\n\n<li><p>S\u1ee3i quang: S\u1ee3i \u0111\u01a1n mode (SMF)<\/p><\/li>\n\n\n\n<li><p>C\u00f4ng su\u1ea5t quang v\u00e0 \u0111\u1ed9 nh\u1ea1y cao h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00fd t\u01b0\u1edfng cho m\u1ea1ng vi\u1ec5n th\u00f4ng v\u00e0 m\u1ea1ng \u0111\u00f4 th\u1ecb<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc s\u00f3ng v\u00e0 lo\u1ea1i s\u1ee3i quang<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un CFP d\u1ef1a v\u00e0o c\u00e1c b\u01b0\u1edbc s\u00f3ng v\u00e0 lo\u1ea1i s\u1ee3i quang c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c truy\u1ec1n d\u1eabn t\u1ed1i \u01b0u:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">C\u00e1p quang \u0111a mode (MMF)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00f4-\u0111un SR10<\/p><\/li>\n\n\n\n<li><p>B\u01b0\u1edbc s\u00f3ng \u0111i\u1ec3n h\u00ecnh: 850 nm<\/p><\/li>\n\n\n\n<li><p>Chi ph\u00ed th\u1ea5p h\u01a1n, kho\u1ea3ng c\u00e1ch ng\u1eafn h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">C\u00e1p quang \u0111\u01a1n mode (SMF)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00f4-\u0111un LR4 \/ ER4<\/p><\/li>\n\n\n\n<li><p>C\u00e1c b\u01b0\u1edbc s\u00f3ng \u0111i\u1ec3n h\u00ecnh:<\/p>\n<ul class=\"wp-block-list\">\n<li><p>D\u1ea3i 1310 nm (LAN-WDM) cho LR4<\/p><\/li>\n\n\n\n<li><p>D\u1ea3i 1550 nm cho ER4<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ee3i quang \u0111\u01a1n mode (SMF) cho ph\u00e9p truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa v\u1edbi t\u1ed5n hao th\u1ea5p<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 nhi\u1ec7t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng kh\u00eda c\u1ea1nh quan tr\u1ecdng nh\u1ea5t c\u1ee7a c\u00e1c m\u00f4-\u0111un CFP l\u00e0 m\u1ee9c ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t v\u00e0 \u0111\u1ea7u ra nhi\u1ec7t c\u1ee7a ch\u00fang, \u0111\u1eb7c bi\u1ec7t khi so s\u00e1nh v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7n \u0111\u1ea1i h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u1ee9c ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t \u0111i\u1ec3n h\u00ecnh:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>CFP: <strong>20\u201324W+<\/strong><\/p><\/li>\n\n\n\n<li><p>CFP2: <strong>9\u201312W<\/strong><\/p><\/li>\n\n\n\n<li><p>CFP4: <strong>6\u20138W<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>V\u00ec sao \u0111i\u1ec1u n\u00e0y quan tr\u1ecdng:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p><strong>T\u1ea1o nhi\u1ec7t<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>C\u00f4ng su\u1ea5t cao h\u01a1n = nhi\u1ec7t sinh ra nhi\u1ec1u h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Y\u00eau c\u1ea7u h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t m\u1ea1nh m\u1ebd<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Gi\u1edbi h\u1ea1n m\u1eadt \u0111\u1ed9 c\u1ed5ng<\/p><\/li>\n\n\n\n<li><p>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn b\u1ed1 tr\u00ed k\u1ec7 v\u00e0 lu\u1ed3ng kh\u00ed<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>Chi ph\u00ed v\u1eadn h\u00e0nh<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng t\u0103ng d\u1ea7n theo th\u1eddi gian<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>G\u00f3c nh\u00ecn k\u1ef9 thu\u1eadt<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng l\u00fd do ch\u00ednh khi\u1ebfn:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>CFP v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong vi\u1ec5n th\u00f4ng \u0111\u01b0\u1eddng d\u00e0i (n\u01a1i hi\u1ec7u n\u0103ng l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t)<\/p><\/li>\n\n\n\n<li><p>Nh\u01b0ng b\u1ecb thay th\u1ebf trong <a href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/what-is-a-data-center\/\" target=\"_blank\" rel=\"\">trung t\u00e2m d\u1eef li\u1ec7u<br><\/a> (n\u01a1i m\u1eadt \u0111\u1ed9 v\u00e0 hi\u1ec7u qu\u1ea3 quan tr\u1ecdng h\u01a1n)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0110i\u1ec3m c\u1ea7n l\u01b0u \u00fd ch\u00ednh<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec3m m\u1ea1nh k\u1ef9 thu\u1eadt c\u1ee7a c\u00e1c m\u00f4-\u0111un CFP n\u1eb1m \u1edf:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Hi\u1ec7u n\u0103ng 100G \u0111\u00e1ng tin c\u1eady<\/p><\/li>\n\n\n\n<li><p>C\u00e1c t\u00f9y ch\u1ecdn truy\u1ec1n d\u1eabn linh ho\u1ea1t (SR10, LR4, ER4)<\/p><\/li>\n\n\n\n<li><p>H\u1ed7 tr\u1ee3 m\u1ea1nh m\u1ebd cho truy\u1ec1n th\u00f4ng quang kho\u1ea3ng c\u00e1ch xa<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, nh\u1eefng \u01b0u \u0111i\u1ec3m n\u00e0y \u0111i k\u00e8m v\u1edbi c\u00e1c m\u1eb7t h\u1ea1n ch\u1ebf: ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t cao h\u01a1n v\u00e0 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccc CFP so v\u1edbi QSFP28: B\u1ea1n n\u00ean ch\u1ecdn m\u00f4-\u0111un quang n\u00e0o?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi thi\u1ebft k\u1ebf ho\u1eb7c n\u00e2ng c\u1ea5p m\u1ea1ng 100G, m\u1ed9t trong nh\u1eefng quy\u1ebft \u0111\u1ecbnh quan tr\u1ecdng nh\u1ea5t l\u00e0 l\u1ef1a ch\u1ecdn gi\u1eefa c\u00e1c m\u00f4-\u0111un quang CFP v\u00e0 <a target=\"\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/488422.htm\">b\u1ed9 thu ph\u00e1t QSFP28<\/a>. M\u1eb7c d\u00f9 c\u1ea3 hai \u0111\u1ec1u h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u 100G, nh\u01b0ng ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng, ki\u1ebfn tr\u00fac v\u00e0 c\u1ea5u tr\u00fac chi ph\u00ed r\u1ea5t kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n n\u00e0y cung c\u1ea5p b\u1ea3ng so s\u00e1nh r\u00f5 r\u00e0ng, th\u1ef1c t\u1ebf \u0111\u1ec3 gi\u00fap b\u1ea1n \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f3ee85a1cada4fe4938c9f60b6a99d66.jpg\" alt=\"CFP vs. QSFP28: Which Optical Module Should You Choose?\" class=\"wp-image-2519\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f3ee85a1cada4fe4938c9f60b6a99d66.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f3ee85a1cada4fe4938c9f60b6a99d66-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f3ee85a1cada4fe4938c9f60b6a99d66-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f3ee85a1cada4fe4938c9f60b6a99d66-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f3ee85a1cada4fe4938c9f60b6a99d66-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">So s\u00e1nh k\u00edch th\u01b0\u1edbc v\u00e0 m\u1eadt \u0111\u1ed9 c\u1ed5ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng kh\u00e1c bi\u1ec7t d\u1ec5 nh\u1eadn th\u1ea5y nh\u1ea5t l\u00e0 k\u00edch th\u01b0\u1edbc v\u1eadt l\u00fd, \u0111i\u1ec1u n\u00e0y tr\u1ef1c ti\u1ebfp \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng c\u1ed5ng b\u1ea1n c\u00f3 th\u1ec3 tri\u1ec3n khai.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>CFP<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>H\u1ec7 s\u1ed1 d\u1ea1ng l\u1edbn (thi\u1ebft k\u1ebf th\u1ebf h\u1ec7 \u0111\u1ea7u)<\/p><\/li>\n\n\n\n<li><p>M\u1eadt \u0111\u1ed9 c\u1ed5ng h\u1ea1n ch\u1ebf (th\u01b0\u1eddng ch\u1ec9 1\u20132 c\u1ed5ng tr\u00ean m\u1ed7i th\u1ebb \u0111\u01b0\u1eddng d\u00e2y)<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>QSFP28<br><\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn, hi\u1ec7n \u0111\u1ea1i<\/p><\/li>\n\n\n\n<li><p>M\u1eadt \u0111\u1ed9 c\u1ed5ng cao (l\u00ean \u0111\u1ebfn 36+ c\u1ed5ng tr\u00ean m\u1ed7i b\u1ed9 chuy\u1ec3n m\u1ea1ch)<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec QSFP28 nh\u1ecf h\u01a1n \u0111\u00e1ng k\u1ec3, n\u00ean cho ph\u00e9p m\u1eadt \u0111\u1ed9 giao di\u1ec7n cao h\u01a1n nhi\u1ec1u, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Th\u00f4ng tin chuy\u00ean s\u00e2u t\u1eeb k\u1ef9 s\u01b0: <\/strong>C\u00e1c m\u00f4i tr\u01b0\u1eddng m\u1eadt \u0111\u1ed9 cao (ki\u1ebfn tr\u00fac leaf-spine, trung t\u00e2m d\u1eef li\u1ec7u quy m\u00f4 si\u00eau l\u1edbn) g\u1ea7n nh\u01b0 lu\u00f4n \u01b0u ti\u00ean QSFP28.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng l\u00e0 y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed v\u1eadn h\u00e0nh v\u00e0 thi\u1ebft k\u1ebf t\u1ea3n nhi\u1ec7t.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>CFP<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng cao: th\u01b0\u1eddng <strong>&gt;20\u201324W<\/strong><\/p><\/li>\n\n\n\n<li><p>T\u1ea1o ra nhi\u1ec1u nhi\u1ec7t h\u01a1n \u2192 y\u00eau c\u1ea7u h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t m\u1ea1nh h\u01a1n<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>QSFP28<br><\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p: kho\u1ea3ng <strong>3,5\u20135W<\/strong><\/p><\/li>\n\n\n\n<li><p>Qu\u1ea3n l\u00fd nhi\u1ec7t d\u1ec5 d\u00e0ng h\u01a1n<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/491586.htm\">M\u00f4-\u0111un QSFP28<\/a> ti\u00eau th\u1ee5 \u00edt \u0111i\u1ec7n n\u0103ng h\u01a1n t\u1edbi 80%, gi\u00fap ch\u00fang hi\u1ec7u qu\u1ea3 h\u01a1n nhi\u1ec1u trong c\u00e1c tri\u1ec3n khai quy m\u00f4 l\u1edbn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>T\u00e1c \u0111\u1ed9ng th\u1ef1c t\u1ebf:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Chi ph\u00ed \u0111i\u1ec7n th\u1ea5p h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Y\u00eau c\u1ea7u l\u00e0m m\u00e1t gi\u1ea3m<\/p><\/li>\n\n\n\n<li><p>Hi\u1ec7u su\u1ea5t gi\u00e1 rack cao h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Ph\u00e2n t\u00edch chi ph\u00ed (quan tr\u1ecdng \u0111\u1ed1i v\u1edbi vi\u1ec7c ra quy\u1ebft \u0111\u1ecbnh)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 ch\u00eanh l\u1ec7ch chi ph\u00ed b\u1eaft ngu\u1ed3n t\u1eeb quy m\u00f4 s\u1ea3n xu\u1ea5t, hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 tr\u01b0\u1edfng th\u00e0nh c\u1ee7a h\u1ec7 sinh th\u00e1i.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>CFP<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Chi ph\u00ed cao h\u01a1n (th\u1ecb tr\u01b0\u1eddng ng\u00e1ch, nhu c\u1ea7u k\u1ebf th\u1eeba)<\/p><\/li>\n\n\n\n<li><p>Chi ph\u00ed v\u1eadn h\u00e0nh cao h\u01a1n (\u0111i\u1ec7n n\u0103ng + l\u00e0m m\u00e1t)<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>QSFP28<br><\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Gi\u00e1 \u0111\u01a1n v\u1ecb th\u1ea5p h\u01a1n (\u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i)<\/p><\/li>\n\n\n\n<li><p>T\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu (TCO) th\u1ea5p h\u01a1n<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1eef li\u1ec7u ng\u00e0nh cho th\u1ea5y QSFP28 \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb hi\u1ec7u \u1ee9ng kinh t\u1ebf nh\u1edd quy m\u00f4, do \u0111\u00f3 t\u1ed5ng th\u1ec3 hi\u1ec7u qu\u1ea3 chi ph\u00ed h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nh\u1eadn \u0111\u1ecbnh th\u1ef1c t\u1ebf t\u1eeb ng\u01b0\u1eddi d\u00f9ng (t\u1eeb c\u00e1c th\u1ea3o lu\u1eadn tr\u00ean Reddit)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb ph\u1ea3n h\u1ed3i th\u1ef1c t\u1ebf c\u1ee7a k\u1ef9 s\u01b0:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u201cC\u00e1c module quang h\u1ecdc 80 km r\u1ebb h\u01a1n \u0111\u00e1ng k\u1ec3 khi s\u1eed d\u1ee5ng d\u1ea1ng module QSFP thay v\u00ec CFP\u201d<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y l\u00e0m n\u1ed5i b\u1eadt m\u1ed9t xu h\u01b0\u1edbng then ch\u1ed1t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ngay c\u1ea3 trong c\u00e1c t\u00ecnh hu\u1ed1ng truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa, QSFP28 th\u01b0\u1eddng hi\u1ec7u qu\u1ea3 chi ph\u00ed h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Ng\u01b0\u1eddi d\u00f9ng ch\u1ee7 \u0111\u1ed9ng t\u00ecm ki\u1ebfm c\u00e1c l\u1ed9 tr\u00ecnh di chuy\u1ec3n t\u1eeb CFP sang QSFP28<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c t\u00ecnh hu\u1ed1ng tri\u1ec3n khai th\u1ef1c t\u1ebf<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u ph\u1ee5 thu\u1ed9c v\u00e0o v\u1ecb tr\u00ed v\u00e0 c\u00e1ch th\u1ee9c s\u1eed d\u1ee5ng module:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Ch\u1ecdn CFP khi:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>B\u1ea1n \u0111ang l\u00e0m vi\u1ec7c v\u1edbi h\u1ea1 t\u1ea7ng vi\u1ec5n th\u00f4ng k\u1ebf th\u1eeba<\/p><\/li>\n\n\n\n<li><p>B\u1ea1n c\u1ea7n truy\u1ec1n d\u1eabn \u0111\u01b0\u1eddng d\u00e0i (40 km\u201380 km tr\u1edf l\u00ean)<\/p><\/li>\n\n\n\n<li><p>H\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho DWDM ho\u1eb7c m\u1ea1ng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">CFP v\u1eabn gi\u1eef v\u1ecb th\u1ebf m\u1ea1nh trong c\u00e1c m\u1ea1ng truy\u1ec1n t\u1ea3i quang v\u00e0 h\u1ec7 th\u1ed1ng l\u00f5i<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Ch\u1ecdn QSFP28 khi:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>B\u1ea1n \u0111ang x\u00e2y d\u1ef1ng c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i<\/p><\/li>\n\n\n\n<li><p>B\u1ea1n c\u1ea7n m\u1eadt \u0111\u1ed9 c\u1ed5ng cao v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/p><\/li>\n\n\n\n<li><p>B\u1ea1n mu\u1ed1n gi\u1ea3m ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng v\u00e0 chi ph\u00ed<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28 hi\u1ec7n l\u00e0 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn nh\u1ea5t cho c\u00e1c tri\u1ec3n khai 100G<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u00f3m t\u1eaft so s\u00e1nh nhanh<\/h3>\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>\u0110\u1eb7c t\u00ednh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>CFP<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>QSFP28<br><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>K\u00edch th\u01b0\u1edbc<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>L\u1edbn<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Nh\u1ecf g\u1ecdn<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>M\u1eadt \u0111\u1ed9 c\u1ed5ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>R\u1ea5t cao<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Ti\u00eau Th\u1ee5 N\u0103ng L\u01b0\u1ee3ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao (&gt;20W)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p (~3\u20135W)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Cost<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao h\u01a1n<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Lower<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng t\u1ed1i \u01b0u<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Vi\u1ec5n th\u00f4ng \/ Truy\u1ec1n d\u1eabn xa<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Trung t\u00e2m d\u1eef li\u1ec7u \/ \u0110i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 Quy\u1ebft \u0111\u1ecbnh Cu\u1ed1i c\u00f9ng<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 \u201cc\u00e1i n\u00e0o t\u1ed1t h\u01a1n\u201d, m\u00e0 l\u00e0:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u201cM\u1ea1ng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 l\u00e0m g\u00ec?\u201d<\/strong><\/p>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>N\u1ebfu \u01b0u ti\u00ean c\u1ee7a b\u1ea1n l\u00e0 kho\u1ea3ng c\u00e1ch v\u00e0 hi\u1ec7u n\u0103ng \u0111\u1ea1t chu\u1ea9n vi\u1ec5n th\u00f4ng \u2192 CFP v\u1eabn c\u00f2n ph\u00f9 h\u1ee3p<\/p><\/li>\n\n\n\n<li><p>N\u1ebfu \u01b0u ti\u00ean c\u1ee7a b\u1ea1n l\u00e0 hi\u1ec7u qu\u1ea3, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 chi ph\u00ed \u2192 QSFP28 r\u00f5 r\u00e0ng l\u00e0 l\u1ef1a ch\u1ecdn v\u01b0\u1ee3t tr\u1ed9i<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0110i\u1ec3m c\u1ea7n l\u01b0u \u00fd ch\u00ednh<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>QSFP28 chi\u1ebfm \u01b0u th\u1ebf trong c\u00e1c m\u1ea1ng 100G hi\u1ec7n \u0111\u1ea1i nh\u1edd l\u1ee3i th\u1ebf v\u1ec1 k\u00edch th\u01b0\u1edbc, hi\u1ec7u qu\u1ea3 v\u00e0 chi ph\u00ed<\/p><\/li>\n\n\n\n<li><p>CFP v\u1eabn r\u1ea5t c\u1ea7n thi\u1ebft trong c\u00e1c m\u00f4i tr\u01b0\u1eddng vi\u1ec5n th\u00f4ng chuy\u00ean bi\u1ec7t c\u00f3 y\u00eau c\u1ea7u truy\u1ec1n d\u1eabn xa v\u00e0 h\u1ec7 th\u1ed1ng c\u0169<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccc C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a module quang CFP<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 c\u00e1c b\u1ed9 thu ph\u00e1t nh\u1ecf g\u1ecdn h\u01a1n \u0111ang ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn, c\u00e1c module quang CFP v\u1eabn \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong m\u1ed9t s\u1ed1 m\u00f4i tr\u01b0\u1eddng m\u1ea1ng hi\u1ec7u n\u0103ng cao nh\u1ea5t \u0111\u1ecbnh. Thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn, c\u00f4ng su\u1ea5t quang cao v\u00e0 kh\u1ea3 n\u0103ng truy\u1ec1n d\u1eabn xa c\u1ee7a ch\u00fang khi\u1ebfn ch\u00fang \u0111\u1eb7c bi\u1ec7t gi\u00e1 tr\u1ecb trong c\u00e1c tri\u1ec3n khai vi\u1ec5n th\u00f4ng v\u00e0 \u0111\u1ea1t chu\u1ea9n nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9413c0609e0e4f4dabf4eafe8cb16df1.jpg\" alt=\"Common Applications of CFP Optical Modules\" class=\"wp-image-2520\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9413c0609e0e4f4dabf4eafe8cb16df1.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9413c0609e0e4f4dabf4eafe8cb16df1-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9413c0609e0e4f4dabf4eafe8cb16df1-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9413c0609e0e4f4dabf4eafe8cb16df1-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/9413c0609e0e4f4dabf4eafe8cb16df1-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u nh\u1eefng n\u01a1i m\u00e0 c\u00e1c module CFP v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i ng\u00e0y nay.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Truy\u1ec1n d\u1eabn xa<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng quan tr\u1ecdng nh\u1ea5t c\u1ee7a module CFP l\u00e0 truy\u1ec1n th\u00f4ng quang xa, n\u01a1i d\u1eef li\u1ec7u ph\u1ea3i di chuy\u1ec3n tr\u00ean kho\u1ea3ng c\u00e1ch t\u1eeb v\u00e0i ch\u1ee5c \u0111\u1ebfn h\u00e0ng tr\u0103m kil\u00f4m\u00e9t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>V\u00ec sao CFP l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>H\u1ed7 tr\u1ee3 ER4 (40 km) v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p t\u1ea7m xa m\u1edf r\u1ed9ng (tr\u00ean 80 km)<\/p><\/li>\n\n\n\n<li><p>C\u00f4ng su\u1ea5t \u0111\u1ea7u ra quang cao h\u01a1n v\u00e0 \u0111\u1ed9 nh\u1ea1y cao h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Hi\u1ec7u n\u0103ng \u1ed5n \u0111\u1ecbnh tr\u00ean kho\u1ea3ng c\u00e1ch d\u00e0i<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y khi\u1ebfn module CFP tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>C\u00e1c k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c th\u00e0nh ph\u1ed1<\/p><\/li>\n\n\n\n<li><p>C\u00e1c li\u00ean k\u1ebft m\u1ea1ng khu v\u1ef1c<\/p><\/li>\n\n\n\n<li><p>Truy\u1ec1n d\u1eabn d\u01b0\u1edbi bi\u1ec3n v\u00e0 xuy\u00ean qu\u1ed1c gia (trong m\u1ed9t s\u1ed1 ki\u1ebfn tr\u00fac)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Th\u00f4ng tin chuy\u00ean s\u00e2u t\u1eeb k\u1ef9 s\u01b0: <\/strong>C\u00e1c m\u1ea1ng truy\u1ec1n d\u1eabn xa \u0111\u1eb7t tr\u1ecdng t\u00e2m v\u00e0o t\u00ednh to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u v\u00e0 ph\u1ea1m vi ph\u1ee7 s\u00f3ng, n\u01a1i k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n c\u1ee7a CFP cho ph\u00e9p t\u00edch h\u1ee3p c\u00e1c th\u00e0nh ph\u1ea7n quang h\u1ecdc ti\u00ean ti\u1ebfn h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H\u1ec7 th\u1ed1ng DWDM (Ph\u00e2n chia b\u01b0\u1edbc s\u00f3ng d\u00e0y \u0111\u1eb7c)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Module CFP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c h\u1ec7 th\u1ed1ng DWDM, cho ph\u00e9p nhi\u1ec1u t\u00edn hi\u1ec7u quang \u0111\u01b0\u1ee3c truy\u1ec1n \u0111\u1ed3ng th\u1eddi tr\u00ean m\u1ed9t s\u1ee3i quang duy nh\u1ea5t b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c b\u01b0\u1edbc s\u00f3ng kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Nh\u1eefng \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt trong h\u1ec7 th\u1ed1ng DWDM:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>H\u1ed7 tr\u1ee3 quang h\u1ecdc \u0111\u1ed3ng pha v\u00e0 b\u01b0\u1edbc s\u00f3ng \u0111i\u1ec1u ch\u1ec9nh \u0111\u01b0\u1ee3c<\/p><\/li>\n\n\n\n<li><p>T\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c n\u1ec1n t\u1ea3ng v\u1eadn chuy\u1ec3n quang<\/p><\/li>\n\n\n\n<li><p>Cho ph\u00e9p truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u dung l\u01b0\u1ee3ng cao (c\u00e1c h\u1ec7 th\u1ed1ng \u0111a terabit)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">CFP th\u01b0\u1eddng \u0111\u01b0\u1ee3c tri\u1ec3n khai trong:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-otn-optical-transport-network\/\" target=\"_blank\" rel=\"\">C\u00e1c m\u1ea1ng v\u1eadn chuy\u1ec3n quang<\/a> (OTN)<\/p><\/li>\n\n\n\n<li><p>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng x\u01b0\u01a1ng s\u1ed1ng dung l\u01b0\u1ee3ng cao<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">DWDM + CFP cho ph\u00e9p c\u00e1c nh\u00e0 khai th\u00e1c t\u1ed1i \u0111a h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng s\u1ee3i quang, m\u1ed9t y\u00eau c\u1ea7u thi\u1ebft y\u1ebfu trong c\u00e1c m\u1ea1ng vi\u1ec5n th\u00f4ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u1ea1ng x\u01b0\u01a1ng s\u1ed1ng vi\u1ec5n th\u00f4ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un CFP l\u00e0 th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i trong c\u00e1c m\u1ea1ng x\u01b0\u01a1ng s\u1ed1ng c\u1ea5p nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, n\u01a1i \u0111\u1ed9 tin c\u1eady v\u00e0 hi\u1ec7u n\u0103ng l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>B\u1ed9 \u0111\u1ecbnh tuy\u1ebfn v\u00e0 b\u1ed9 chuy\u1ec3n m\u1ea1ch l\u00f5i<\/p><\/li>\n\n\n\n<li><p>C\u00e1c l\u1edbp t\u1eadp h\u1ee3p \u0111\u00f4 th\u1ecb<\/p><\/li>\n\n\n\n<li><p><a href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-an-isp-internet-service-provider\/\" target=\"_blank\" rel=\"\">However, many beginners are confused by common questions such as:<\/a> c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>V\u00ec sao vi\u1ec5n th\u00f4ng v\u1eabn s\u1eed d\u1ee5ng CFP:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>C\u00f4ng ngh\u1ec7 \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng v\u00e0 tr\u01b0\u1edfng th\u00e0nh<\/p><\/li>\n\n\n\n<li><p>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c m\u1ea1nh m\u1ebd gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p<\/p><\/li>\n\n\n\n<li><p>\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c 24\/7 d\u01b0\u1edbi t\u1ea3i cao<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c m\u00f4i tr\u01b0\u1eddng n\u00e0y, t\u00ednh \u1ed5n \u0111\u1ecbnh quan tr\u1ecdng h\u01a1n k\u00edch th\u01b0\u1edbc, khi\u1ebfn CFP tr\u1edf th\u00e0nh gi\u1ea3i ph\u00e1p \u0111\u00e1ng tin c\u1eady d\u00e0i h\u1ea1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng k\u1ebf th\u1eeba<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u m\u1ea1ng hi\u1ec7n h\u1eefu ban \u0111\u1ea7u \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean c\u00e1c h\u1ec7 th\u1ed1ng d\u00f9ng m\u00f4-\u0111un CFP, v\u00e0 vi\u1ec7c n\u00e2ng c\u1ea5p ch\u00fang kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng kh\u1ea3 thi ho\u1eb7c hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CFP v\u1eabn c\u00f2n ph\u00f9 h\u1ee3p v\u00ec:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ph\u1ea7n c\u1ee9ng hi\u1ec7n c\u00f3 ch\u1ec9 h\u1ed7 tr\u1ee3 giao di\u1ec7n CFP<\/p><\/li>\n\n\n\n<li><p>Vi\u1ec7c di chuy\u1ec3n sang QSFP28 c\u00f3 th\u1ec3 \u0111\u00f2i h\u1ecfi thay th\u1ebf ph\u1ea7n c\u1ee9ng<\/p><\/li>\n\n\n\n<li><p>C\u00e1c m\u00f4-\u0111un CFP \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ng\u01b0\u1ee3c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c t\u00ecnh hu\u1ed1ng ph\u1ed5 bi\u1ebfn:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>N\u00e2ng c\u1ea5p m\u1ea1ng t\u1eebng b\u01b0\u1edbc<\/p><\/li>\n\n\n\n<li><p>Tri\u1ec3n khai lai (CFP v\u00e0 QSFP28 c\u00f9ng t\u1ed3n t\u1ea1i)<\/p><\/li>\n\n\n\n<li><p>B\u1ea3o tr\u00ec c\u00e1c h\u1ec7 th\u1ed1ng vi\u1ec5n th\u00f4ng c\u0169<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Th\u00f4ng tin th\u1ef1c t\u1ebf: <\/strong>Nhi\u1ec1u nh\u00e0 khai th\u00e1c ch\u1ecdn k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a c\u00e1c tri\u1ec3n khai CFP thay v\u00ec thay th\u1ebf to\u00e0n b\u1ed9 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0110i\u1ec1u n\u00e0y c\u00f3 \u00fd ngh\u0129a g\u00ec \u0111\u1ed1i v\u1edbi c\u00e1c k\u1ef9 s\u01b0 thi\u1ebft k\u1ebf m\u1ea1ng<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un quang CFP ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng m\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Kho\u1ea3ng c\u00e1ch &gt; m\u1eadt \u0111\u1ed9<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>Hi\u1ec7u n\u0103ng &gt; hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng \u0111i\u1ec7n<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>T\u00ednh \u1ed5n \u0111\u1ecbnh &gt; k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ngay c\u1ea3 n\u0103m 2026, c\u00e1c m\u00f4-\u0111un CFP v\u1eabn r\u1ea5t ph\u00f9 h\u1ee3p trong:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>C\u00e1c m\u1ea1ng truy\u1ec1n d\u1eabn \u0111\u01b0\u1eddng d\u00e0i<\/p><\/li>\n\n\n\n<li><p>C\u00e1c h\u1ec7 th\u1ed1ng DWDM v\u00e0 v\u1eadn chuy\u1ec3n quang<\/p><\/li>\n\n\n\n<li><p>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng x\u01b0\u01a1ng s\u1ed1ng vi\u1ec5n th\u00f4ng<\/p><\/li>\n\n\n\n<li><p>C\u00e1c m\u00f4i tr\u01b0\u1eddng m\u1ea1ng k\u1ebf th\u1eeba<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 kh\u00f4ng l\u00fd t\u01b0\u1edfng cho trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i, CFP v\u1eabn mang l\u1ea1i gi\u00e1 tr\u1ecb \u0111\u1ed9c \u0111\u00e1o trong c\u00e1c \u1ee9ng d\u1ee5ng hi\u1ec7u n\u0103ng cao v\u00e0 kho\u1ea3ng c\u00e1ch xa.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccc \u01afu \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a c\u00e1c m\u00f4-\u0111un quang CFP<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c hi\u1ec3u r\u00f5 nh\u1eefng \u0111i\u1ec3m m\u1ea1nh v\u00e0 s\u1ef1 \u0111\u00e1nh \u0111\u1ed5i c\u1ee7a m\u1ed9t m\u00f4-\u0111un quang CFP l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh tri\u1ec3n khai \u0111\u00fang \u0111\u1eafn. D\u00f9 CFP v\u1eabn m\u1ea1nh m\u1ebd trong m\u1ed9t s\u1ed1 t\u00ecnh hu\u1ed1ng nh\u1ea5t \u0111\u1ecbnh, n\u00f3 c\u0169ng c\u00f3 nh\u1eefng h\u1ea1n ch\u1ebf r\u00f5 r\u00e0ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng m\u1ea1ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fa2839f6fb794c68b9a86240f3aaa61a.jpg\" alt=\"Advantages and Limitations of CFP Optical Modules\" class=\"wp-image-2521\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fa2839f6fb794c68b9a86240f3aaa61a.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fa2839f6fb794c68b9a86240f3aaa61a-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fa2839f6fb794c68b9a86240f3aaa61a-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fa2839f6fb794c68b9a86240f3aaa61a-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/fa2839f6fb794c68b9a86240f3aaa61a-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u01afu \u0111i\u1ec3m c\u1ee7a c\u00e1c m\u00f4-\u0111un quang CFP<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Hi\u1ec7u n\u0103ng cao cho truy\u1ec1n d\u1eabn \u0111\u01b0\u1eddng d\u00e0i<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un CFP \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho c\u00e1c m\u1ea1ng \u0111\u01b0\u1eddng d\u00e0i v\u00e0 m\u1ea1ng c\u1ea5p nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, n\u01a1i ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u tr\u00ean kho\u1ea3ng c\u00e1ch xa l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>H\u1ed7 tr\u1ee3 ER4 (40 km) v\u00e0 t\u1ea7m xa m\u1edf r\u1ed9ng (80 km tr\u1edf l\u00ean)<\/p><\/li>\n\n\n\n<li><p>Ng\u00e2n s\u00e1ch c\u00f4ng su\u1ea5t quang cao h\u01a1n so v\u1edbi c\u00e1c m\u00f4-\u0111un nh\u1ecf h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Ch\u1ecbu \u0111\u1ef1ng t\u1ed1t h\u01a1n s\u1ef1 suy gi\u1ea3m t\u00edn hi\u1ec7u tr\u00ean c\u00e1c tuy\u1ebfn c\u00e1p quang d\u00e0i<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y khi\u1ebfn CFP tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>C\u00e1c m\u1ea1ng l\u00f5i vi\u1ec5n th\u00f4ng<\/p><\/li>\n\n\n\n<li><p>V\u1eadn chuy\u1ec3n quang \u0111\u00f4 th\u1ecb v\u00e0 khu v\u1ef1c<\/p><\/li>\n\n\n\n<li><p>C\u00e1c h\u1ec7 th\u1ed1ng DWDM y\u00eau c\u1ea7u hi\u1ec7u n\u0103ng \u1ed5n \u0111\u1ecbnh \u1edf kho\u1ea3ng c\u00e1ch xa<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Th\u00f4ng tin tr\u1ecdng y\u1ebfu: <\/strong>Khi kho\u1ea3ng c\u00e1ch v\u00e0 \u0111\u1ed9 to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u quan tr\u1ecdng h\u01a1n k\u00edch th\u01b0\u1edbc, CFP v\u1eabn l\u00e0 m\u1ed9t trong nh\u1eefng l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">C\u00f4ng ngh\u1ec7 tr\u01b0\u1edfng th\u00e0nh v\u00e0 \u0111\u00e1ng tin c\u1eady<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">CFP l\u00e0 m\u1ed9t trong nh\u1eefng m\u00f4-\u0111un quang 100G \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n h\u00f3a s\u1edbm nh\u1ea5t <a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\">100G<\/a>, ngh\u0129a l\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng v\u00e0 tri\u1ec3n khai r\u1ed9ng r\u00e3i.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh trong m\u00f4i tr\u01b0\u1eddng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c 24\/7<\/p><\/li>\n\n\n\n<li><p>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c m\u1ea1nh m\u1ebd gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p<\/p><\/li>\n\n\n\n<li><p>H\u1ec7 sinh th\u00e1i \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp v\u1edbi hi\u1ec7u n\u0103ng d\u1ef1 b\u00e1o \u0111\u01b0\u1ee3c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 khai th\u00e1c m\u1ea1ng, \u0111i\u1ec1u n\u00e0y \u0111\u1ed3ng ngh\u0129a v\u1edbi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>R\u1ee7i ro th\u1ea5p h\u01a1n trong c\u00e1c tri\u1ec3n khai mang t\u00ednh s\u1ed1ng c\u00f2n<\/p><\/li>\n\n\n\n<li><p>D\u1ec5 t\u00edch h\u1ee3p h\u01a1n v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng hi\u1ec7n c\u00f3<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>L\u1ee3i th\u1ebf th\u1ef1c t\u1ebf: <\/strong>C\u00e1c nh\u00e0 cung c\u1ea5p vi\u1ec5n th\u00f4ng th\u01b0\u1eddng \u01b0u ti\u00ean CFP v\u00ec n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng th\u1ef1c t\u1ebf v\u00e0 c\u1ef1c k\u1ef3 \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a m\u00f4-\u0111un quang CFP<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">K\u00edch th\u01b0\u1edbc v\u1eadt l\u00fd l\u1edbn<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t trong nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m l\u1edbn nh\u1ea5t c\u1ee7a m\u00f4-\u0111un CFP l\u00e0 y\u1ebfu t\u1ed1 h\u00ecnh th\u1ee9c c\u1ed3ng k\u1ec1nh.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>L\u1edbn h\u01a1n nhi\u1ec1u so v\u1edbi QSFP28 v\u00e0 c\u00e1c m\u00f4-\u0111un m\u1edbi h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Gi\u1edbi h\u1ea1n s\u1ed1 l\u01b0\u1ee3ng c\u1ed5ng tr\u00ean m\u1ed7i thi\u1ebft b\u1ecb<\/p><\/li>\n\n\n\n<li><p>Gi\u1ea3m m\u1eadt \u0111\u1ed9 t\u1ed5ng th\u1ec3 c\u1ee7a h\u1ec7 th\u1ed1ng<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00e1c \u0111\u1ed9ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng m\u1eadt \u0111\u1ed9 cao nh\u01b0 trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i<\/p><\/li>\n\n\n\n<li><p>L\u00e0m t\u0103ng di\u1ec7n t\u00edch chi\u1ebfm d\u1ee5ng ph\u1ea7n c\u1ee9ng<\/p><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">M\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng cao<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f4-\u0111un CFP ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng \u0111\u00e1ng k\u1ec3 h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p m\u1edbi h\u01a1n.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>M\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec3n h\u00ecnh: 20\u201324 W ho\u1eb7c cao h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Sinh nhi\u1ec7t nhi\u1ec1u h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Y\u00eau c\u1ea7u h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t m\u1ea1nh h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1eadu qu\u1ea3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Chi ph\u00ed v\u1eadn h\u00e0nh cao h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Th\u00e1ch th\u1ee9c trong qu\u1ea3n l\u00fd nhi\u1ec7t<\/p><\/li>\n\n\n\n<li><p>Hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng gi\u1ea3m<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">So v\u1edbi QSFP28 (~3\u20135 W), CFP k\u00e9m hi\u1ec7u qu\u1ea3 h\u01a1n nhi\u1ec1u.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u0110ang b\u1ecb thay th\u1ebf trong c\u00e1c m\u1ea1ng hi\u1ec7n \u0111\u1ea1i<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, CFP \u0111ang d\u1ea7n b\u1ecb thay th\u1ebf trong nhi\u1ec1u \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>QSFP28 chi\u1ebfm \u01b0u th\u1ebf <strong>trong tri\u1ec3n khai trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y<\/strong><\/p><\/li>\n\n\n\n<li><p>C\u00e1c y\u1ebfu t\u1ed1 h\u00ecnh th\u1ee9c m\u1edbi h\u01a1n (QSFP-DD, OSFP) h\u1ed7 tr\u1ee3 <a href=\"https:\/\/www.l-p.com\/store-26044-200-400-800g-transceiver-modules.htm\" target=\"_self\">400G<\/a>+<\/p><\/li>\n\n\n\n<li><p>Xu h\u01b0\u1edbng ng\u00e0nh c\u00f4ng nghi\u1ec7p thi\u00ean v\u1ec1 c\u00e1c m\u00f4-\u0111un nh\u1ecf h\u01a1n, nhanh h\u01a1n v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">K\u1ebft qu\u1ea3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>CFP hi\u1ec7n \u0111\u01b0\u1ee3c coi l\u00e0 gi\u1ea3i ph\u00e1p l\u1ed7i th\u1eddi ho\u1eb7c chuy\u00ean bi\u1ec7t<strong>n<\/strong> trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">G\u00f3c nh\u00ecn c\u00e2n b\u1eb1ng<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 319px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"319\"><p>Y\u1ebfu t\u1ed1<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>M\u00f4-\u0111un quang CFP<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"319\"><p>Hi\u1ec7u su\u1ea5t truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2b50\u2b50\u2b50\u2b50\u2b50<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"319\"><p>\u0110\u1ed9 tin c\u1eady<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2b50\u2b50\u2b50\u2b50\u2b50<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"319\"><p>Hi\u1ec7u qu\u1ea3 v\u1ec1 k\u00edch th\u01b0\u1edbc<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2b50\u2b50<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"319\"><p>Hi\u1ec7u qu\u1ea3 v\u1ec1 n\u0103ng l\u01b0\u1ee3ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2b50\u2b50<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"319\"><p>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2b50\u2b50<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Nh\u1eadn \u0111\u1ecbnh cu\u1ed1i c\u00f9ng<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un quang CFP kh\u00f4ng \u201cl\u1ed7i th\u1eddi\u201d\u2014ch\u00fang l\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p chuy\u00ean bi\u1ec7t.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Ch\u00fang v\u01b0\u1ee3t tr\u1ed9i trong c\u00e1c m\u00f4i tr\u01b0\u1eddng truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa v\u00e0 \u0111\u1ed9 tin c\u1eady cao, nh\u01b0ng k\u00e9m hi\u1ec7u qu\u1ea3 trong c\u00e1c m\u1ea1ng hi\u1ec7n \u0111\u1ea1i y\u00eau c\u1ea7u m\u1eadt \u0111\u1ed9 cao v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/p>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ch\u1ecdn CFP khi b\u1ea1n c\u1ea7n:<\/p>\n<ul class=\"wp-block-list\">\n<li><p>Truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa<\/p><\/li>\n\n\n\n<li><p>\u0110\u1ed9 tin c\u1eady c\u1ea5p vi\u1ec5n th\u00f4ng \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p>Tr\u00e1nh d\u00f9ng CFP khi b\u1ea1n c\u1ea7n:<\/p>\n<ul class=\"wp-block-list\">\n<li><p>M\u1eadt \u0111\u1ed9 c\u1ed5ng cao<\/p><\/li>\n\n\n\n<li><p>Ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t th\u1ea5p<\/p><\/li>\n\n\n\n<li><p>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng s\u1eb5n s\u00e0ng cho t\u01b0\u01a1ng lai<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccc C\u00e1ch ch\u1ecdn m\u00f4-\u0111un quang CFP ph\u00f9 h\u1ee3p<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn m\u00f4-\u0111un quang CFP ph\u00f9 h\u1ee3p kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 ch\u1ecdn m\u1ed9t <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/472708.htm\">thu ph\u00e1t quang 100G<\/a>\u2014m\u00e0 l\u00e0 \u0111\u1ed3ng b\u1ed9 h\u00f3a c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1edbi ki\u1ebfn tr\u00fac m\u1ea1ng, y\u00eau c\u1ea7u kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn v\u00e0 chi\u1ebfn l\u01b0\u1ee3c chi ph\u00ed d\u00e0i h\u1ea1n c\u1ee7a b\u1ea1n. Ph\u1ea7n n\u00e0y cung c\u1ea5p m\u1ed9t khung th\u1ef1c ti\u1ec5n, t\u1eadp trung v\u00e0o k\u1ef9 s\u01b0, nh\u1eb1m h\u1ed7 tr\u1ee3 b\u1ea1n ra quy\u1ebft \u0111\u1ecbnh \u0111\u00fang \u0111\u1eafn.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/516eae346b954dad96e57d2104ea9db1.jpg\" alt=\"How to Choose the Right CFP Optical Module\" class=\"wp-image-2522\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/516eae346b954dad96e57d2104ea9db1.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/516eae346b954dad96e57d2104ea9db1-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/516eae346b954dad96e57d2104ea9db1-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/516eae346b954dad96e57d2104ea9db1-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/516eae346b954dad96e57d2104ea9db1-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Y\u00eau c\u1ea7u kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn (Y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u ti\u00ean)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn l\u00e0 tham s\u1ed1 quan tr\u1ecdng nh\u1ea5t khi ch\u1ecdn m\u00f4-\u0111un CFP.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c t\u00f9y ch\u1ecdn \u0111i\u1ec3n h\u00ecnh:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>SR10<\/strong> \u2192 l\u00ean \u0111\u1ebfn 100\u2013150 m (s\u1ee3i quang \u0111a mode)<\/p><\/li>\n\n\n\n<li><p><strong>LR4<\/strong> \u2192 l\u00ean \u0111\u1ebfn 10 km (s\u1ee3i quang \u0111\u01a1n mode)<\/p><\/li>\n\n\n\n<li><p><strong>ER4<\/strong> \u2192 l\u00ean \u0111\u1ebfn 40 km (s\u1ee3i quang \u0111\u01a1n mode)<\/p><\/li>\n\n\n\n<li><p><strong>ZR \/ c\u00e1c gi\u1ea3i ph\u00e1p m\u1edf r\u1ed9ng<\/strong> \u2192 80 km tr\u1edf l\u00ean (trong c\u00e1c k\u1ecbch b\u1ea3n vi\u1ec5n th\u00f4ng)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1ch quy\u1ebft \u0111\u1ecbnh:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>K\u1ebft n\u1ed1i gi\u1eefa c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u (kho\u1ea3ng c\u00e1ch ng\u1eafn) \u2192 c\u00e2n nh\u1eafc c\u00e1c l\u1ef1a ch\u1ecdn thay th\u1ebf nh\u01b0 QSFP28<\/p><\/li>\n\n\n\n<li><p>M\u1ea1ng \u0111\u00f4 th\u1ecb (~10 km) \u2192 LR4 th\u01b0\u1eddng l\u00e0 \u0111\u1ee7<\/p><\/li>\n\n\n\n<li><p>M\u1ea1ng \u0111\u01b0\u1eddng d\u00e0i \/ l\u00f5i m\u1ea1ng \u2192 ER4 ho\u1eb7c cao h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u1eb9o chuy\u00ean gia: <\/strong>Lu\u00f4n d\u00e0nh d\u1ef1 ph\u00f2ng ng\u00e2n s\u00e1ch li\u00ean k\u1ebft \u0111\u1ec3 b\u00f9 cho t\u1ed5n hao s\u1ee3i quang, \u0111\u1ea7u n\u1ed1i v\u00e0 suy gi\u1ea3m theo tu\u1ed5i th\u1ecd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c y\u1ebfu t\u1ed1 v\u1ec1 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ednh t\u01b0\u01a1ng th\u00edch th\u01b0\u1eddng b\u1ecb b\u1ecf qua\u2014nh\u01b0ng c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh th\u00e0nh b\u1ea1i c\u1ee7a vi\u1ec7c tri\u1ec3n khai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c y\u1ebfu t\u1ed1 then ch\u1ed1t c\u1ea7n ki\u1ec3m tra:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Giao di\u1ec7n ph\u1ea7n c\u1ee9ng<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>B\u1ed9 chuy\u1ec3n m\u1ea1ch\/b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn c\u1ee7a b\u1ea1n c\u00f3 h\u1ed7 tr\u1ee3 CFP, CFP2 hay CFP4 kh\u00f4ng?<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>T\u00ednh t\u01b0\u01a1ng th\u00edch nh\u00e0 cung c\u1ea5p<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>M\u00f4-\u0111un OEM vs. <a href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\" target=\"_blank\" rel=\"\">c\u00e1c m\u00f4-\u0111un b\u00ean th\u1ee9 ba<br><\/a> (Cisco, Juniper, v.v.)<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>H\u1ed7 tr\u1ee3 giao th\u1ee9c<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Ethernet (100GBASE) so v\u1edbi OTN (M\u1ea1ng v\u1eadn chuy\u1ec3n quang)<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>T\u01b0\u01a1ng th\u00edch<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Thi\u1ebft b\u1ecb c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c v\u1edbi c\u00e1c m\u00f4-\u0111un hi\u1ec7n c\u00f3 \u1edf \u0111\u1ea7u kia hay kh\u00f4ng?<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong nhi\u1ec1u h\u1ec7 th\u1ed1ng vi\u1ec5n th\u00f4ng k\u1ebf th\u1eeba, CFP c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn duy nh\u1ea5t \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3, do \u0111\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Th\u00f4ng tin th\u1ef1c t\u1ebf: <\/strong>C\u00e1c k\u1ef9 s\u01b0 th\u01b0\u1eddng \u01b0u ti\u00ean \u0111\u1ed9 tin c\u1eady \u201cc\u1eafm v\u00e0o l\u00e0 ch\u1ea1y\u201d h\u01a1n l\u00e0 c\u00e1c c\u1ea3i ti\u1ebfn hi\u1ec7u n\u0103ng l\u00fd thuy\u1ebft.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u00e1nh \u0111\u1ed5i gi\u1eefa chi ph\u00ed v\u00e0 hi\u1ec7u n\u0103ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn m\u00f4-\u0111un CFP \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00e2n b\u1eb1ng gi\u1eefa y\u00eau c\u1ea7u hi\u1ec7u n\u0103ng v\u00e0 t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu (TCO).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c y\u1ebfu t\u1ed1 chi ph\u00ed:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Gi\u00e1 ban \u0111\u1ea7u c\u1ee7a m\u00f4-\u0111un<\/p><\/li>\n\n\n\n<li><p>M\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng (chi ph\u00ed \u0111i\u1ec7n d\u00e0i h\u1ea1n)<\/p><\/li>\n\n\n\n<li><p>Y\u00eau c\u1ea7u l\u00e0m m\u00e1t v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng<\/p><\/li>\n\n\n\n<li><p>Chu k\u1ef3 b\u1ea3o tr\u00ec v\u00e0 thay th\u1ebf<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c y\u1ebfu t\u1ed1 hi\u1ec7u su\u1ea5t:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Kho\u1ea3ng c\u00e1ch truy\u1ec1n t\u1ea3i<\/p><\/li>\n\n\n\n<li><p>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh t\u00edn hi\u1ec7u<\/p><\/li>\n\n\n\n<li><p>\u0110\u1ed9 tin c\u1eady m\u1ea1ng<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Logic ra quy\u1ebft \u0111\u1ecbnh:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>N\u1ebfu m\u1ea1ng c\u1ee7a b\u1ea1n y\u00eau c\u1ea7u kho\u1ea3ng c\u00e1ch xa + \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao \u2192 CFP x\u1ee9ng \u0111\u00e1ng v\u1edbi chi ph\u00ed cao h\u01a1n c\u1ee7a n\u00f3<\/p><\/li>\n\n\n\n<li><p>N\u1ebfu \u01b0u ti\u00ean c\u1ee7a b\u1ea1n l\u00e0 <strong>hi\u1ec7u qu\u1ea3 chi ph\u00ed + kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/strong> \u2192 QSFP28 th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Th\u00f4ng tin tr\u1ecdng y\u1ebfu: <\/strong>CFP kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn r\u1ebb nh\u1ea5t\u2014nh\u01b0ng c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn <strong>ti\u1ebft ki\u1ec7m chi ph\u00ed nh\u1ea5t cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng vi\u1ec5n th\u00f4ng c\u1ee5 th\u1ec3<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Khi n\u00e0o CFP v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f9 c\u00f3 c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi h\u01a1n, CFP v\u1eabn l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u trong m\u1ed9t s\u1ed1 t\u00ecnh hu\u1ed1ng nh\u1ea5t \u0111\u1ecbnh.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2705 Ch\u1ecdn CFP n\u1ebfu:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>B\u1ea1n \u0111ang tri\u1ec3n khai trong m\u1ea1ng \u0111\u01b0\u1eddng d\u00e0i (40 km tr\u1edf l\u00ean)<\/p><\/li>\n\n\n\n<li><p>H\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n y\u00eau c\u1ea7u t\u00edch h\u1ee3p DWDM ho\u1eb7c OTN<\/p><\/li>\n\n\n\n<li><p>B\u1ea1n \u0111ang duy tr\u00ec ho\u1eb7c m\u1edf r\u1ed9ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u0169<\/p><\/li>\n\n\n\n<li><p>Thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n ch\u1ec9 h\u1ed7 tr\u1ee3 giao di\u1ec7n CFP<\/p><\/li>\n\n\n\n<li><p>B\u1ea1n \u01b0u ti\u00ean \u0111\u1ed9 tin c\u1eady h\u01a1n m\u1eadt \u0111\u1ed9 c\u1ed5ng<\/p><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u274c Tr\u00e1nh d\u00f9ng CFP n\u1ebfu:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>B\u1ea1n c\u1ea7n m\u1eadt \u0111\u1ed9 c\u1ed5ng cao (trung t\u00e2m d\u1eef li\u1ec7u)<\/p><\/li>\n\n\n\n<li><p>Hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u<\/p><\/li>\n\n\n\n<li><p>B\u1ea1n \u0111ang x\u00e2y d\u1ef1ng m\u1ea1ng 200G\/400G chu\u1ea9n b\u1ecb cho t\u01b0\u01a1ng lai<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">H\u01b0\u1edbng d\u1eabn ra quy\u1ebft \u0111\u1ecbnh nhanh<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 337px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"337\"><p>Y\u00eau c\u1ea7u<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>L\u1ef1a ch\u1ecdn \u0111\u1ec1 xu\u1ea5t<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"337\"><p>Ph\u1ea1m vi ng\u1eafn, m\u1eadt \u0111\u1ed9 cao<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>QSFP28<br><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"337\"><p>Ph\u1ea1m vi trung b\u00ecnh (\u226410 km)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>QSFP28 \/ CFP LR4<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"337\"><p>\u0110\u01b0\u1eddng d\u00e0i (40 km tr\u1edf l\u00ean)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>CFP ER4<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"337\"><p>T\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 th\u1ed1ng c\u0169<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>CFP<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"337\"><p>M\u1edf r\u1ed9ng quy m\u00f4 nh\u1ea1y c\u1ea3m v\u1ec1 chi ph\u00ed<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>QSFP28<br><\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn module quang CFP ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t c\u00e2u h\u1ecfi duy nh\u1ea5t:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">M\u1ea1ng c\u1ee7a b\u1ea1n \u01b0u ti\u00ean kho\u1ea3ng c\u00e1ch v\u00e0 \u0111\u1ed9 tin c\u1eady, hay m\u1eadt \u0111\u1ed9 v\u00e0 hi\u1ec7u qu\u1ea3?<\/p>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>N\u1ebfu kho\u1ea3ng c\u00e1ch + \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \u2192 CFP v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00fang<\/p><\/li>\n\n\n\n<li><p>N\u1ebfu hi\u1ec7u qu\u1ea3 + kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng \u2192 c\u00e2n nh\u1eafc c\u00e1c l\u1ef1a ch\u1ecdn hi\u1ec7n \u0111\u1ea1i kh\u00e1c<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccc C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 module CFP<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f50f323495fc42b6a879abebc5158a53.jpg\" alt=\"FAQs About CFP Modules\" class=\"wp-image-2523\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f50f323495fc42b6a879abebc5158a53.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f50f323495fc42b6a879abebc5158a53-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f50f323495fc42b6a879abebc5158a53-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f50f323495fc42b6a879abebc5158a53-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f50f323495fc42b6a879abebc5158a53-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e2u h\u1ecfi 1: S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa CFP v\u00e0 CFP2\/CFP4 trong tri\u1ec3n khai th\u1ef1c t\u1ebf l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh n\u1eb1m \u1edf k\u00edch th\u01b0\u1edbc, hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng v\u00e0 m\u1eadt \u0111\u1ed9 h\u1ec7 th\u1ed1ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>CFP<\/strong> l\u1edbn h\u01a1n v\u00e0 ti\u00eau th\u1ee5 nhi\u1ec1u \u0111i\u1ec7n n\u0103ng h\u01a1n, th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng trong h\u1ec7 th\u1ed1ng c\u0169 ho\u1eb7c \u0111\u01b0\u1eddng d\u00e0i<\/p><\/li>\n\n\n\n<li><p><strong>CFP2 v\u00e0 CFP4<\/strong> nh\u1ecf h\u01a1n, hi\u1ec7u qu\u1ea3 h\u01a1n v\u00e0 cho ph\u00e9p m\u1eadt \u0111\u1ed9 c\u1ed5ng cao h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong tri\u1ec3n khai th\u1ef1c t\u1ebf, CFP2\/CFP4 \u0111\u01b0\u1ee3c \u01b0u ti\u00ean khi n\u00e2ng c\u1ea5p h\u1ec7 th\u1ed1ng m\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft k\u1ebf l\u1ea1i to\u00e0n b\u1ed9 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e2u h\u1ecfi 2: Module quang CFP c\u00f3 h\u1ed7 tr\u1ee3 DWDM v\u00e0 quang h\u1ecdc \u0111\u1ed3ng pha (coherent optics) kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3. C\u00e1c module CFP\u2014\u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c bi\u1ebfn th\u1ec3 n\u00e2ng cao\u2014c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>DWDM (\u0110a ph\u00e2n b\u01b0\u1edbc s\u00f3ng d\u00e0y \u0111\u1eb7c)<\/p><\/li>\n\n\n\n<li><p>Truy\u1ec1n d\u1eabn quang \u0111\u1ed3ng b\u1ed9 (trong c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea5p vi\u1ec5n th\u00f4ng)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y khi\u1ebfn ch\u00fang ph\u00f9 h\u1ee3p cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>M\u1ea1ng truy\u1ec1n t\u1ea3i quang dung l\u01b0\u1ee3ng cao (OTN)<\/p><\/li>\n\n\n\n<li><p>Truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa, b\u0103ng th\u00f4ng cao<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e2u h\u1ecfi 3: C\u00e1c m\u00f4-\u0111un quang CFP c\u00f3 th\u1ec3 thay th\u1ebf n\u00f3ng kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3, c\u00e1c m\u00f4-\u0111un CFP c\u00f3 th\u1ec3 thay th\u1ebf n\u00f3ng, ngh\u0129a l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1eafm v\u00e0o ho\u1eb7c th\u00e1o ra m\u00e0 kh\u00f4ng c\u1ea7n t\u1eaft h\u1ec7 th\u1ed1ng<\/p><\/li>\n\n\n\n<li><p>\u0110i\u1ec1u n\u00e0y gi\u1ea3m th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u01a1n gi\u1ea3n h\u00f3a b\u1ea3o tr\u00ec<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ednh n\u0103ng n\u00e0y r\u1ea5t quan tr\u1ecdng trong c\u00e1c m\u1ea1ng c\u1ea5p nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, n\u01a1i th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c l\u00e0 thi\u1ebft y\u1ebfu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e2u h\u1ecfi 4: C\u00e1c \u0111\u1ea7u n\u1ed1i n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi c\u00e1c m\u00f4-\u0111un quang CFP?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un CFP th\u01b0\u1eddng s\u1eed d\u1ee5ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0111\u1ea7u n\u1ed1i LC duplex<\/strong> (cho LR4, ER4)<\/p><\/li>\n\n\n\n<li><p><strong>\u0110\u1ea7u n\u1ed1i MPO\/MTP<\/strong> (cho quang h\u1ecdc song song SR10)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Lo\u1ea1i \u0111\u1ea7u n\u1ed1i ph\u1ee5 thu\u1ed9c v\u00e0o ti\u00eau chu\u1ea9n truy\u1ec1n d\u1eabn v\u00e0 c\u1ea5u h\u00ecnh s\u1ee3i quang.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e2u h\u1ecfi 5: Tu\u1ed5i th\u1ecd \u0111i\u1ec3n h\u00ecnh c\u1ee7a m\u1ed9t m\u00f4-\u0111un quang CFP l\u00e0 bao nhi\u00eau?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u00f4-\u0111un quang CFP th\u01b0\u1eddng c\u00f3 tu\u1ed5i th\u1ecd:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>T\u1eeb 5 \u0111\u1ebfn 10 n\u0103m<\/strong>, t\u00f9y thu\u1ed9c v\u00e0o:<\/p>\n<ul class=\"wp-block-list\">\n<li><p>Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/p><\/li>\n\n\n\n<li><p>\u0110i\u1ec1u ki\u1ec7n \u0111i\u1ec7n n\u0103ng<\/p><\/li>\n\n\n\n<li><p>M\u00f4i tr\u01b0\u1eddng m\u1ea1ng<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c m\u1ea1ng vi\u1ec5n th\u00f4ng, c\u00e1c m\u00f4-\u0111un CFP th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng d\u00e0i h\u1ea1n do <strong>\u0111\u1ed9 tin c\u1eady \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e2u h\u1ecfi 6: C\u00e1c m\u00f4-\u0111un CFP c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong trung t\u00e2m d\u1eef li\u1ec7u ng\u00e0y nay kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt th\u00ec c\u00f3, nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>CFP hi\u1ebfm khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i<\/p><\/li>\n\n\n\n<li><p>C\u00e1c m\u00f4-\u0111un QSFP28 v\u00e0 c\u00e1c th\u1ebf h\u1ec7 m\u1edbi h\u01a1n \u0111\u01b0\u1ee3c \u01b0u ti\u00ean do:<\/p>\n<ul class=\"wp-block-list\">\n<li><p>K\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n<\/p><\/li>\n\n\n\n<li><p>M\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n<\/p><\/li>\n\n\n\n<li><p>M\u1eadt \u0111\u1ed9 c\u1ed5ng cao h\u01a1n<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">CFP ch\u1ee7 y\u1ebfu b\u1ecb gi\u1edbi h\u1ea1n trong c\u00e1c tri\u1ec3n khai chuy\u00ean bi\u1ec7t ho\u1eb7c k\u1ebf th\u1eeba.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e2u h\u1ecfi 7: C\u00e1c m\u00f4-\u0111un quang CFP c\u00f3 y\u00eau c\u1ea7u l\u00e0m m\u00e1t \u0111\u1eb7c bi\u1ec7t kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3. Do m\u1ee9c ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t cao h\u01a1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>C\u00e1c m\u00f4-\u0111un CFP sinh ra <strong>nhi\u1ec7t l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3<\/strong><\/p><\/li>\n\n\n\n<li><p>H\u1ec7 th\u1ed1ng ph\u1ea3i bao g\u1ed3m:<\/p>\n<ul class=\"wp-block-list\">\n<li><p>Thi\u1ebft k\u1ebf lu\u1ed3ng kh\u00ed \u0111\u1ea7y \u0111\u1ee7<\/p><\/li>\n\n\n\n<li><p>C\u01a1 ch\u1ebf l\u00e0m m\u00e1t n\u00e2ng cao<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng l\u00fd do khi\u1ebfn CFP \u00edt ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi m\u00f4i tr\u01b0\u1eddng m\u1eadt \u0111\u1ed9 cao.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e2u h\u1ecfi 8: C\u00e1c m\u00f4-\u0111un quang CFP c\u00f3 t\u01b0\u01a1ng t\u00e1c \u0111\u01b0\u1ee3c gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, c\u00f3 \u2014 nh\u01b0ng v\u1edbi \u0111i\u1ec1u ki\u1ec7n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ph\u1ea3i tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n MSA (<a href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/multi-source-agreements-optical-transceivers\/\" target=\"_blank\" rel=\"\">Th\u1ecfa thu\u1eadn \u0110a ngu\u1ed3n<\/a>)<\/p><\/li>\n\n\n\n<li><p>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u00f3 th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o:<\/p>\n<ul class=\"wp-block-list\">\n<li><p>Ph\u1ea7n\u56fa\u4ef6<\/p><\/li>\n\n\n\n<li><p>H\u1ea1n ch\u1ebf c\u1ee7a nh\u00e0 cung c\u1ea5p (kh\u00f3a OEM)<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00ean x\u00e1c minh kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch tr\u01b0\u1edbc khi tri\u1ec3n khai.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccc K\u1ebft lu\u1eadn: B\u1ea1n v\u1eabn n\u00ean s\u1eed d\u1ee5ng c\u00e1c m\u00f4-\u0111un quang CFP hay kh\u00f4ng?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi m\u1ea1ng quang ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n, vai tr\u00f2 c\u1ee7a m\u00f4-\u0111un quang CFP ng\u00e0y c\u00e0ng tr\u1edf n\u00ean chuy\u00ean bi\u1ec7t h\u01a1n \u2014 nh\u01b0ng ho\u00e0n to\u00e0n ch\u01b0a l\u1ed7i th\u1eddi.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/86d014d095944047b5b68f310d9a4f0c.jpg\" alt=\"Should You Still Use CFP Optical Modules?\" class=\"wp-image-2524\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/86d014d095944047b5b68f310d9a4f0c.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/86d014d095944047b5b68f310d9a4f0c-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/86d014d095944047b5b68f310d9a4f0c-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/86d014d095944047b5b68f310d9a4f0c-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/86d014d095944047b5b68f310d9a4f0c-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Khuy\u1ebfn ngh\u1ecb r\u00f5 r\u00e0ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n v\u1eabn n\u00ean s\u1eed d\u1ee5ng c\u00e1c m\u00f4-\u0111un quang CFP n\u1ebfu m\u1ea1ng c\u1ee7a b\u1ea1n \u01b0u ti\u00ean truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa, \u0111\u1ed9 tin c\u1eady c\u1ea5p vi\u1ec5n th\u00f4ng v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng hi\u1ec7n c\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi c\u00e1c tri\u1ec3n khai m\u1edbi t\u1eadp trung v\u00e0o kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng v\u00e0 m\u1eadt \u0111\u1ed9 c\u1ed5ng cao, c\u00e1c d\u1ea1ng module hi\u1ec7n \u0111\u1ea1i nh\u01b0 QSFP28 ho\u1eb7c OSFP th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u00f3m t\u1eaft quy\u1ebft \u0111\u1ecbnh<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Ch\u1ecdn CFP<\/strong> n\u1ebfu:<\/p>\n<ul class=\"wp-block-list\">\n<li><p>B\u1ea1n v\u1eadn h\u00e0nh m\u1ea1ng \u0111\u01b0\u1eddng d\u00e0i ho\u1eb7c m\u1ea1ng DWDM (40 km tr\u1edf l\u00ean)<\/p><\/li>\n\n\n\n<li><p>H\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n ph\u1ee5 thu\u1ed9c v\u00e0o c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng vi\u1ec5n th\u00f4ng k\u1ebf th\u1eeba<\/p><\/li>\n\n\n\n<li><p>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u n\u0103ng \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh quan tr\u1ecdng h\u01a1n m\u1eadt \u0111\u1ed9<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p>Ch\u1ecdn c\u00e1c module m\u1edbi h\u01a1n (QSFP28 \/ OSFP) n\u1ebfu:<\/p>\n<ul class=\"wp-block-list\">\n<li><p>B\u1ea1n \u0111ang x\u00e2y d\u1ef1ng c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i<\/p><\/li>\n\n\n\n<li><p>B\u1ea1n c\u1ea7n m\u1eadt \u0111\u1ed9 c\u1ed5ng cao h\u01a1n v\u00e0 ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai (200G\/400G+) l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">L\u1eddi khuy\u00ean chuy\u1ec3n \u0111\u1ed5i<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi nhi\u1ec1u nh\u00e0 khai th\u00e1c m\u1ea1ng, c\u00e1ch ti\u1ebfp c\u1eadn th\u00f4ng minh nh\u1ea5t kh\u00f4ng ph\u1ea3i l\u00e0 thay th\u1ebf ngay l\u1eadp t\u1ee9c \u2014 m\u00e0 l\u00e0 di chuy\u1ec3n t\u1eebng b\u01b0\u1edbc:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng CFP trong c\u00e1c li\u00ean k\u1ebft \u0111\u01b0\u1eddng d\u00e0i hi\u1ec7n c\u00f3<\/p><\/li>\n\n\n\n<li><p>Tri\u1ec3n khai QSFP28 trong c\u00e1c ph\u00e2n \u0111o\u1ea1n m\u1edbi ho\u1eb7c n\u00e2ng c\u1ea5p<\/p><\/li>\n\n\n\n<li><p>L\u00ean k\u1ebf ho\u1ea1ch cho ki\u1ebfn tr\u00fac lai (hybrid) trong c\u00e1c giai \u0111o\u1ea1n chuy\u1ec3n \u0111\u1ed5i<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m chi ph\u00ed, h\u1ea1n ch\u1ebf r\u1ee7i ro v\u00e0 \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n m\u1ea1ng di\u1ec5n ra su\u00f4n s\u1ebb.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Module quang CFP \u0111\u00e3 l\u1ed7i th\u1eddi v\u00e0o n\u0103m 2026 ch\u01b0a?<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Ph\u00e2n t\u00edch xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ebfn n\u0103m 2026, xu h\u01b0\u1edbng ng\u00e0nh r\u00f5 r\u00e0ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Vi\u1ec7c \u00e1p d\u1ee5ng CFP \u0111ang suy gi\u1ea3m trong c\u00e1c tri\u1ec3n khai m\u1edbi<\/p><\/li>\n\n\n\n<li><p>C\u00e1c module nh\u1ecf h\u01a1n, hi\u1ec7u qu\u1ea3 h\u01a1n (QSFP28, QSFP-DD, OSFP) chi\u1ebfm \u01b0u th\u1ebf trong m\u00f4i tr\u01b0\u1eddng trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 m\u00f4i tr\u01b0\u1eddng quy m\u00f4 l\u1edbn (hyperscale)<\/p><\/li>\n\n\n\n<li><p>C\u00e1c nh\u00e0 cung c\u1ea5p \u0111ang t\u1eadp trung R&amp;D v\u00e0o c\u00e1c d\u1ea1ng module t\u1ed1c \u0111\u1ed9 cao h\u01a1n, ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, \u201csuy gi\u1ea3m\u201d kh\u00f4ng \u0111\u1ed3ng ngh\u0129a v\u1edbi \u201cl\u1ed7i th\u1eddi\u201d.\u201d<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Nh\u1eefng n\u01a1i CFP v\u1eabn c\u00f2n ph\u00f9 h\u1ee3p<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Module quang CFP v\u1eabn r\u1ea5t ph\u00f9 h\u1ee3p trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>C\u00e1c m\u1ea1ng l\u00f5i vi\u1ec5n th\u00f4ng<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>Truy\u1ec1n d\u1eabn quang \u0111\u01b0\u1eddng d\u00e0i (40 km\u201380 km tr\u1edf l\u00ean)<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>H\u1ec7 th\u1ed1ng DWDM v\u00e0 OTN<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng k\u1ebf th\u1eeba c\u00f3 giao di\u1ec7n CFP<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong nh\u1eefng t\u00ecnh hu\u1ed1ng n\u00e0y, CFP ti\u1ebfp t\u1ee5c cung c\u1ea5p <strong>k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh, hi\u1ec7u n\u0103ng cao <\/strong>n\u01a1i c\u00e1c module m\u1edbi h\u01a1n c\u00f3 th\u1ec3 ch\u01b0a ho\u00e0n to\u00e0n thay th\u1ebf \u0111\u01b0\u1ee3c n\u00f3.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Chuy\u1ec3n \u0111\u1ed5i sang QSFP28 \/ OSFP<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u1ea1ng hi\u1ec7n \u0111\u1ea1i \u0111ang chuy\u1ec3n d\u1ecbch sang:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>QSFP28 (<\/strong><a href=\"https:\/\/www.l-p.com\/products\/482513.htm\" target=\"_self\"><strong>100G<br><\/strong><\/a><strong>)<\/strong> \u2192 chi\u1ebfm \u01b0u th\u1ebf trong trung t\u00e2m d\u1eef li\u1ec7u<\/p><\/li>\n\n\n\n<li><p><strong>QSFP-DD \/ OSFP (<\/strong><a href=\"https:\/\/www.l-p.com\/products\/473139.htm\" target=\"_self\"><strong>200G<\/strong><\/a><strong>\/400G+)<\/strong> \u2192 ki\u1ebfn tr\u00fac chu\u1ea9n b\u1ecb cho t\u01b0\u01a1ng lai<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c y\u1ebfu t\u1ed1 th\u00fac \u0111\u1ea9y chuy\u1ec3n \u0111\u1ed5i ch\u00ednh:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>M\u1eadt \u0111\u1ed9 c\u1ed5ng cao h\u01a1n<\/p><\/li>\n\n\n\n<li><p>M\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p h\u01a1n<\/p><\/li>\n\n\n\n<li><p>Gi\u1ea3m chi ph\u00ed tr\u00ean m\u1ed7i bit<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t s\u1ef1 thay \u0111\u1ed5i c\u00f4ng ngh\u1ec7 \u2014 m\u00e0 c\u00f2n l\u00e0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a chi ph\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Khung ra quy\u1ebft \u0111\u1ecbnh: Gi\u1eef hay thay th\u1ebf?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y t\u1ef1 h\u1ecfi b\u1ea3n th\u00e2n nh\u1eefng c\u00e2u h\u1ecfi then ch\u1ed1t sau:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p>H\u1ec7 th\u1ed1ng hi\u1ec7n t\u1ea1i c\u1ee7a t\u00f4i c\u00f3 y\u00eau c\u1ea7u giao di\u1ec7n CFP kh\u00f4ng?<\/p><\/li>\n\n\n\n<li><p>Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn c\u1ee7a t\u00f4i c\u00f3 v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng c\u1ee7a QSFP28 kh\u00f4ng?<\/p><\/li>\n\n\n\n<li><p>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng hay kh\u00f4ng gian l\u1eafp \u0111\u1eb7t c\u00f3 ph\u1ea3i l\u00e0 y\u1ebfu t\u1ed1 gi\u1edbi h\u1ea1n kh\u00f4ng?<\/p><\/li>\n\n\n\n<li><p>T\u00f4i c\u00f3 \u0111ang l\u00ean k\u1ebf ho\u1ea1ch n\u00e2ng c\u1ea5p m\u1ea1ng th\u1ebf h\u1ec7 ti\u1ebfp theo kh\u00f4ng?<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2714 Gi\u1eef CFP n\u1ebfu:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ee7a b\u1ea1n ph\u1ee5 thu\u1ed9c v\u00e0o n\u00f3<\/p><\/li>\n\n\n\n<li><p>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u1ee7a b\u1ea1n l\u00e0 vi\u1ec5n th\u00f4ng \u0111\u01b0\u1eddng d\u00e0i<\/p><\/li>\n\n\n\n<li><p>Chi ph\u00ed thay th\u1ebf cao h\u01a1n l\u1ee3i \u00edch thu \u0111\u01b0\u1ee3c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud83d\udd04 Thay th\u1ebf CFP n\u1ebfu:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>B\u1ea1n c\u1ea7n m\u1eadt \u0111\u1ed9 v\u00e0 hi\u1ec7u qu\u1ea3 cao h\u01a1n<\/p><\/li>\n\n\n\n<li><p>B\u1ea1n \u0111ang n\u00e2ng c\u1ea5p l\u00ean m\u1ea1ng 200G\/400G<\/p><\/li>\n\n\n\n<li><p>Ph\u1ea7n c\u1ee9ng c\u1ee7a b\u1ea1n h\u1ed7 tr\u1ee3 c\u00e1c d\u1ea1ng module m\u1edbi h\u01a1n<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Module quang CFP kh\u00f4ng c\u00f2n l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh \u2014 nh\u01b0ng ch\u00fang v\u1eabn l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 thi\u1ebft y\u1ebfu trong c\u00e1c t\u00ecnh hu\u1ed1ng m\u1ea1ng hi\u1ec7u n\u0103ng cao c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n \u0111ang \u0111\u00e1nh gi\u00e1 vi\u1ec7c duy tr\u00ec, n\u00e2ng c\u1ea5p hay thay th\u1ebf module CFP, vi\u1ec7c l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady v\u1edbi kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng v\u00e0 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt chuy\u00ean s\u00e2u l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Kh\u00e1m ph\u00e1 c\u00e1c gi\u1ea3i ph\u00e1p <a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">b\u1ed9 thu ph\u00e1t quang<\/a> ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 k\u1ebft n\u1ed1i t\u1ea1i <a target=\"_self\" href=\"https:\/\/www.l-p.com\/\"><strong>C\u1eeda h\u00e0ng Ch\u00ednh th\u1ee9c LINK-PP<\/strong><\/a> \u0111\u1ec3 t\u00ecm gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p nh\u1ea5t cho m\u1ea1ng c\u1ee7a b\u1ea1n \u2014 b\u1ea5t k\u1ec3 b\u1ea1n \u0111ang duy tr\u00ec h\u1ec7 th\u1ed1ng k\u1ebf th\u1eeba hay x\u00e2y d\u1ef1ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng th\u1ebf h\u1ec7 ti\u1ebfp theo.<\/p>","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec3u v\u1ec1 module quang CFP, bao g\u1ed3m c\u00e1c lo\u1ea1i, \u1ee9ng d\u1ee5ng 100G, l\u1ee3i \u00edch v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m, so s\u00e1nh CFP v\u1edbi QSFP28 \u0111\u1ec3 ch\u1ecdn \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p.<\/p>","protected":false},"author":1,"featured_media":2525,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[26],"class_list":["post-2526","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/2526","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=2526"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/2526\/revisions"}],"predecessor-version":[{"id":10707,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/2526\/revisions\/10707"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/2525"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=2526"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=2526"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=2526"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}