{"id":5212,"date":"2025-09-04T00:00:00","date_gmt":"2025-09-04T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/smf-optical-transceiver-vs-mmf-optical-transceiver-guide\/"},"modified":"2026-06-22T07:44:45","modified_gmt":"2026-06-22T07:44:45","slug":"smf-optical-transceiver-vs-mmf-optical-transceiver-guide","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/smf-optical-transceiver-vs-mmf-optical-transceiver-guide","title":{"rendered":"L\u1ef1a ch\u1ecdn gi\u1eefa b\u1ed9 thu ph\u00e1t quang SMF v\u00e0 MMF cho m\u1ea1ng c\u1ee7a b\u1ea1n"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e800c3306c14a5080139491ef6c82b5.webp\" alt=\"optical transceivers\" class=\"wp-image-3631\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e800c3306c14a5080139491ef6c82b5.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e800c3306c14a5080139491ef6c82b5-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e800c3306c14a5080139491ef6c82b5-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e800c3306c14a5080139491ef6c82b5-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e800c3306c14a5080139491ef6c82b5-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Trong th\u1ebf gi\u1edbi truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao, x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a m\u1ea1ng b\u1ea1n ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t th\u00e0nh ph\u1ea7n then ch\u1ed1t: b\u1ed9 <strong>thu ph\u00e1t quang<\/strong>. <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>b\u1ed9 thu ph\u00e1t quang<\/strong><\/a>. Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt; \u0111\u00e2y l\u00e0 quy\u1ebft \u0111\u1ecbnh quan tr\u1ecdng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u n\u0103ng, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 ng\u00e2n s\u00e1ch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hai \u1ee9ng c\u1eed vi\u00ean ch\u00ednh l\u00e0 <strong>M\u00f4-\u0111un quang s\u1ee3i \u0111\u01a1n mode (SMF)<\/strong> and <strong>M\u00f4-\u0111un quang s\u1ee3i \u0111a mode (MMF)<\/strong>. Nh\u01b0ng lo\u1ea1i n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n? H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd l\u00e0m r\u00f5 cu\u1ed9c tranh lu\u1eadn <strong>SMF so v\u1edbi MMF<\/strong> gi\u00fap b\u1ea1n \u0111\u01b0a ra l\u1ef1a ch\u1ecdn s\u00e1ng su\u1ed1t v\u00e0 m\u1ea1nh m\u1ebd cho c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ee7a m\u00ecnh. C\u00f9ng b\u1eaft \u0111\u1ea7u ngay!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 \u0110i\u1ec3m n\u1ed5i b\u1eadt<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ch\u1ecdn b\u1ed9 thu ph\u00e1t SMF cho kho\u1ea3ng c\u00e1ch xa. Ch\u00fang duy tr\u00ec t\u00edn hi\u1ec7u m\u1ea1nh l\u00ean \u0111\u1ebfn 100 km.<\/p><\/li><li><p>S\u1eed d\u1ee5ng b\u1ed9 thu ph\u00e1t MMF cho c\u00e1c k\u1ebft n\u1ed1i ng\u1eafn. Ch\u00fang c\u00f3 chi ph\u00ed th\u1ea5p h\u01a1n v\u00e0 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong ph\u1ea1m vi m\u1ed9t t\u00f2a nh\u00e0.<\/p><\/li><li><p>\u0110\u1ea3m b\u1ea3o b\u1ed9 thu ph\u00e1t c\u1ee7a b\u1ea1n t\u01b0\u01a1ng th\u00edch v\u1edbi lo\u1ea1i s\u1ee3i quang. Vi\u1ec7c tr\u1ed9n l\u1eabn SMF v\u00e0 MMF c\u00f3 th\u1ec3 l\u00e0m suy y\u1ebfu t\u00edn hi\u1ec7u v\u00e0 g\u00e2y ra s\u1ef1 c\u1ed1.<\/p><\/li><li><p>C\u00e2n nh\u1eafc t\u1ed1c \u0111\u1ed9 y\u00eau c\u1ea7u c\u1ee7a m\u1ea1ng b\u1ea1n. SMF ph\u00f9 h\u1ee3p v\u1edbi t\u1ed1c \u0111\u1ed9 cao h\u01a1n v\u00e0 c\u00e1c t\u00e1c v\u1ee5 x\u1eed l\u00fd d\u1eef li\u1ec7u l\u1edbn. MMF th\u00edch h\u1ee3p cho c\u00e1c t\u00e1c v\u1ee5 nh\u1ecf h\u01a1n.<\/p><\/li><li><p>Ki\u1ec3m tra v\u00e0 l\u00e0m s\u1ea1ch li\u00ean k\u1ebft s\u1ee3i quang th\u01b0\u1eddng xuy\u00ean. \u0110i\u1ec1u n\u00e0y gi\u00fap m\u1ea1ng c\u1ee7a b\u1ea1n v\u1eadn h\u00e0nh \u1edf hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 Tr\u01b0\u1edbc ti\u00ean, Nh\u1eefng \u0111i\u1ec1u c\u01a1 b\u1ea3n: Gi\u1ea3i th\u00edch s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n n\u1eb1m \u1edf \u0111\u01b0\u1eddng \u0111i <em>c\u1ee7a \u00e1nh s\u00e1ng<\/em> qua c\u00e1p s\u1ee3i quang.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/what-is-single-mode-fiber-and-how-does-it-work\/\"><strong>C\u00e1p quang \u0111\u01a1n mode (SMF)<\/strong><\/a><strong>:<\/strong> S\u1eed d\u1ee5ng l\u00f5i th\u1ee7y tinh r\u1ea5t nh\u1ecf (8\u201310 micron). N\u00f3 cho ph\u00e9p \u00e1nh s\u00e1ng truy\u1ec1n theo <strong>m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng duy nh\u1ea5t<\/strong> v\u1edbi ph\u1ea3n x\u1ea1 t\u1ed1i thi\u1ec3u ho\u1eb7c t\u00e1n s\u1eafc ch\u1ebf \u0111\u1ed9. H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t tia laser di chuy\u1ec3n ho\u00e0n to\u00e0n th\u1eb3ng.<\/p><\/li><li><p style=\"margin: 0px;\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/om1-om2-om3-om4-om5-multimode-fiber-guide\/\"><strong>S\u1ee3i quang \u0111a ch\u1ebf \u0111\u1ed9 (MMF)<\/strong><\/a><strong>:<\/strong> S\u1eed d\u1ee5ng l\u00f5i l\u1edbn h\u01a1n nhi\u1ec1u (50 ho\u1eb7c 62,5 micron). N\u00f3 cho ph\u00e9p <strong>nhi\u1ec1u \u0111\u01b0\u1eddng \u0111i c\u1ee7a \u00e1nh s\u00e1ng (c\u00e1c mode)<\/strong> ph\u1ea3n x\u1ea1 \u0111\u1ed3ng th\u1eddi trong s\u1ee3i quang. H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng nhi\u1ec1u tia s\u00e1ng di chuy\u1ec3n c\u00f9ng l\u00fac trong m\u1ed9t h\u00e0nh lang r\u1ed9ng.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t v\u1eadt l\u00fd v\u1ec1 l\u00f5i n\u00e0y quy \u0111\u1ecbnh m\u1ecdi y\u1ebfu t\u1ed1 c\u00f2n l\u1ea1i: kho\u1ea3ng c\u00e1ch, b\u0103ng th\u00f4ng, chi ph\u00ed v\u00e0 \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 So s\u00e1nh tr\u1ef1c ti\u1ebfp: B\u1ed9 thu ph\u00e1t SMF so v\u1edbi MMF<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3ng sau \u0111\u00e2y t\u00f3m t\u1eaft c\u00e1c \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh \u0111\u1ec3 gi\u00fap b\u1ea1n so s\u00e1nh nhanh.<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>\u0110\u1eb7c t\u00ednh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>M\u00f4-\u0111un s\u1ee3i \u0111\u01a1n mode (SMF)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>M\u00f4-\u0111un s\u1ee3i \u0111a mode (MMF)<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0110\u01b0\u1eddng k\u00ednh l\u00f5i<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Nh\u1ecf (8\u201310 \u00b5m)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>L\u1edbn (50 ho\u1eb7c 62,5 \u00b5m)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Ngu\u1ed3n s\u00e1ng<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Laser (v\u00ed d\u1ee5: DFB, FP)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/overview-of-vcsel\/\">Laser VCSEL.<\/a> (Laser ph\u00e1t x\u1ea1 b\u1ec1 m\u1eb7t khoang d\u1ecdc)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>B\u01b0\u1edbc s\u00f3ng<br><\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1310 nm, 1550 nm, CWDM\/DWDM<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>850 nm, \u0111\u00f4i khi 1310 nm<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Truy\u1ec1n d\u1eabn xa<\/strong> (10 km \u0111\u1ebfn h\u01a1n 160 km)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0110\u01b0\u1eddng truy\u1ec1n ng\u1eafn<\/strong> (100 m \u0111\u1ebfn 550 m, l\u00ean \u0111\u1ebfn 2 km v\u1edbi s\u1ee3i OM5)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Dung l\u01b0\u1ee3ng b\u0103ng th\u00f4ng<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>R\u1ea5t cao<\/strong> (G\u1ea7n nh\u01b0 v\u00f4 h\u1ea1n)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Cao<br><\/strong> (Nh\u01b0ng b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi s\u1ef1 t\u00e1n s\u1eafc ch\u1ebf \u0111\u1ed9)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Chi ph\u00ed ban \u0111\u1ea7u<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao h\u01a1n (laser v\u00e0 linh ki\u1ec7n \u0111\u1eaft ti\u1ec1n)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Lower<\/strong> (\u0110i\u1ec7n t\u1eed gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng h\u01a1n)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>T\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p h\u01a1n cho \u0111\u01b0\u1eddng truy\u1ec1n d\u00e0i, \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng n\u00e2ng c\u1ea5p trong t\u01b0\u01a1ng lai<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao h\u01a1n cho \u0111\u01b0\u1eddng truy\u1ec1n d\u00e0i (y\u00eau c\u1ea7u nhi\u1ec1u c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng h\u01a1n)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Ph\u00f9 h\u1ee3p nh\u1ea5t cho<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Li\u00ean k\u1ebft kho\u1ea3ng c\u00e1ch xa<\/strong>, m\u1ea1ng \u0111\u00f4 th\u1ecb (MAN), m\u1ea1ng di\u1ec7n r\u1ed9ng (WAN), nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet (ISP), li\u00ean k\u1ebft trung t\u00e2m d\u1eef li\u1ec7u (DCI)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Li\u00ean k\u1ebft kho\u1ea3ng c\u00e1ch ng\u1eafn<\/strong>, m\u1ea1ng c\u1ee5c b\u1ed9 (LAN), gi\u00e1 \u0111\u1ee1 trung t\u00e2m d\u1eef li\u1ec7u, k\u1ebft n\u1ed1i m\u00e1y ch\u1ee7<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 L\u1ef1a ch\u1ecdn \u201cchi\u1ebfn binh\u201d ph\u00f9 h\u1ee3p: C\u00e1c t\u00ecnh hu\u1ed1ng \u1ee9ng d\u1ee5ng<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ef1a ch\u1ecdn c\u1ee7a b\u1ea1n kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1i n\u00e0o \u201ct\u1ed1t h\u01a1n\u201d, m\u00e0 l\u00e0 c\u00e1i n\u00e0o <strong>ph\u00f9 h\u1ee3p v\u1edbi c\u00f4ng vi\u1ec7c.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ch\u1ecdn m\u00f4-\u0111un quang s\u1ee3i \u0111\u01a1n mode (SMF) n\u1ebfu:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\">B\u1ea1n c\u1ea7n <strong>truy\u1ec1n d\u1eef li\u1ec7u kho\u1ea3ng c\u00e1ch xa<\/strong> gi\u1eefa c\u00e1c t\u00f2a nh\u00e0, th\u00e0nh ph\u1ed1 ho\u1eb7c qu\u1ed1c gia.<\/p><\/li><li><p style=\"margin: 0px;\">\u1ee8ng d\u1ee5ng c\u1ee7a b\u1ea1n l\u00e0 d\u00e0nh cho m\u1ed9t <strong>Nh\u00e0 cung c\u1ea5p vi\u1ec5n th\u00f4ng<\/strong> or <strong>Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet (ISP)<\/strong> l\u00f5i m\u1ea1ng.<\/p><\/li><li><p style=\"margin: 0px;\">B\u1ea1n y\u00eau c\u1ea7u b\u0103ng th\u00f4ng l\u1edbn, c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng cho <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/data-center-interconnect-definition-benefits-and-role-of-optical-modules\/\"><strong>K\u1ebft n\u1ed1i trung t\u00e2m d\u1eef li\u1ec7u (DCI)<\/strong><\/a>.<\/p><\/li><li><p style=\"margin: 0px;\">B\u1ea1n \u0111ang n\u00e2ng c\u1ea5p c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng n\u00e2ng c\u1ea5p trong t\u01b0\u01a1ng lai v\u1edbi t\u1ed1c \u0111\u1ed9 cao h\u01a1n tr\u00ean kho\u1ea3ng c\u00e1ch xa.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ch\u1ecdn m\u00f4-\u0111un quang s\u1ee3i \u0111a mode (MMF) n\u1ebfu:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\">B\u1ea1n \u0111ang thi\u1ebft l\u1eadp m\u1ed9t <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/local-area-network-lan-modern-networking-fast-secure-connections\/\"><strong>m\u1ea1ng c\u1ee5c b\u1ed9 (LAN)<\/strong><\/a> trong c\u00f9ng m\u1ed9t t\u00f2a nh\u00e0 ho\u1eb7c khu\u00f4n vi\u00ean.<\/p><\/li><li><p style=\"margin: 0px;\">B\u1ea1n c\u1ea7n gi\u1ea3i ph\u00e1p k\u1ebft n\u1ed1i chi ph\u00ed hi\u1ec7u qu\u1ea3 <strong>trong trung t\u00e2m d\u1eef li\u1ec7u<\/strong> (v\u00ed d\u1ee5: k\u1ebft n\u1ed1i c\u00e1c gi\u00e1 \u0111\u1ee1 m\u00e1y ch\u1ee7 v\u1edbi switch \u0111\u1ea7u rack).<\/p><\/li><li><p style=\"margin: 0px;\">\u0110\u1ed9 d\u00e0i li\u00ean k\u1ebft y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n l\u00e0 <strong>d\u01b0\u1edbi 500 m\u00e9t<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\">Ng\u00e2n s\u00e1ch tri\u1ec3n khai ph\u1ea7n c\u1ee9ng ban \u0111\u1ea7u l\u00e0 y\u1ebfu t\u1ed1 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 \u0110\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng n\u00e2ng c\u1ea5p trong t\u01b0\u01a1ng lai &amp; S\u1ef1 tr\u1ed7i d\u1eady c\u1ee7a m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi m\u1ea1ng ti\u1ebfn h\u00f3a l\u00ean 400G v\u00e0 800G, c\u1ea3 hai c\u00f4ng ngh\u1ec7 \u0111\u1ec1u \u0111ang th\u00edch nghi. <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/what-is-single-mode-fiber-and-how-does-it-work\/\"><strong>What Does SFP Stand For?<\/strong><\/a> l\u00e0 vua kh\u00f4ng th\u1ec3 tranh c\u00e3i cho c\u00e1c li\u00ean k\u1ebft t\u1ed1c \u0111\u1ed9 cao, kho\u1ea3ng c\u00e1ch xa. \u0110\u1ed1i v\u1edbi s\u1ee3i \u0111a mode, lo\u1ea1i m\u1edbi <strong>s\u1ee3i b\u0103ng th\u00f4ng r\u1ed9ng OM5<\/strong> m\u1edf r\u1ed9ng ph\u1ea1m vi v\u00e0 t\u00ednh linh ho\u1ea1t c\u1ee7a s\u1ee3i \u0111a mode (MMF) cho c\u00e1c \u1ee9ng d\u1ee5ng 400G kho\u1ea3ng c\u00e1ch ng\u1eafn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u then ch\u1ed1t l\u00e0 quy ho\u1ea1ch c\u1ea9n th\u1eadn h\u1ec7 th\u1ed1ng c\u00e1p quang (c\u00e1c s\u1ee3i c\u00e1p \u0111\u1eb7t d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t) c\u1ee7a b\u1ea1n. Vi\u1ec7c l\u1eafp \u0111\u1eb7t <strong>s\u1ee3i quang \u0111\u01a1n mode<\/strong> ng\u00e0y nay, ngay c\u1ea3 cho c\u00e1c \u0111o\u1ea1n ng\u1eafn, mang l\u1ea1i t\u00ednh linh ho\u1ea1t t\u1ed1i \u0111a v\u00e0 <strong>kh\u1ea3 n\u0103ng n\u00e2ng c\u1ea5p trong t\u01b0\u01a1ng lai<\/strong> trong v\u00e0i th\u1eadp k\u1ef7 t\u1edbi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 T\u1ea1i sao n\u00ean ch\u1ecdn LINK-PP cho nhu c\u1ea7u m\u00f4-\u0111un quang c\u1ee7a b\u1ea1n?<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/be1415b36d744ca3802f7ffe631944aa.webp\" alt=\"optical transceiver\" class=\"wp-image-5211\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/be1415b36d744ca3802f7ffe631944aa.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/be1415b36d744ca3802f7ffe631944aa-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/be1415b36d744ca3802f7ffe631944aa-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/be1415b36d744ca3802f7ffe631944aa-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/be1415b36d744ca3802f7ffe631944aa-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u h\u01b0\u1edbng c\u00e1c y\u1ebfu t\u1ed1 ph\u1ee9c t\u1ea1p c\u1ee7a<br> <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>b\u1ed9 ph\u00e1t thu quang s\u1ee3i quang<\/strong><\/a> c\u00f3 th\u1ec3 r\u1ea5t kh\u00f3 kh\u0103n. B\u1ea1n c\u1ea7n m\u1ed9t \u0111\u1ed1i t\u00e1c \u0111\u00e1ng tin c\u1eady cung c\u1ea5p gi\u1ea3i ph\u00e1p ch\u1ea5t l\u01b0\u1ee3ng cao, t\u01b0\u01a1ng th\u00edch v\u00e0 gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 ch\u00ednh l\u00e0 l\u00fac <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>LINK-PP<\/strong><\/a> xu\u1ea5t hi\u1ec7n. Ch\u00fang t\u00f4i chuy\u00ean s\u1ea3n xu\u1ea5t \u0111a d\u1ea1ng <strong>Tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n MSA 100%<\/strong> b\u1ed9 thu ph\u00e1t quang cho m\u1ecdi nhu c\u1ea7u. D\u00f9 b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t m\u00f4-\u0111un ti\u00eau chu\u1ea9n <strong>MMF SFP+<\/strong> cho ph\u00f2ng m\u00e1y ch\u1ee7 c\u1ee7a m\u00ecnh hay m\u1ed9t m\u00f4-\u0111un <strong>SMF QSFP28 cho \u0111\u01b0\u1eddng truy\u1ec1n xa<\/strong> cho k\u1ebft n\u1ed1i trung t\u00e2m d\u1eef li\u1ec7u, LINK-PP \u0111\u00e3 s\u1eb5n s\u00e0ng h\u1ed7 tr\u1ee3 b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5, s\u1ea3n ph\u1ea9m ph\u1ed5 bi\u1ebfn c\u1ee7a ch\u00fang t\u00f4i <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/475586.htm\"><strong>SFP-10G-LR<\/strong><\/a> l\u00e0 l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi cho \u1ee9ng d\u1ee5ng \u0111\u01a1n ch\u1ebf \u0111\u1ed9 10G c\u1ed5 \u0111i\u1ec3n l\u00ean \u0111\u1ebfn 10 km. \u0110\u1ed1i v\u1edbi nhu c\u1ea7u \u0111a ch\u1ebf \u0111\u1ed9 trong trung t\u00e2m d\u1eef li\u1ec7u, <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/475415.htm\"><strong>SFP-10G-SR<br><\/strong><\/a> mang l\u1ea1i hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kh\u00e1m ph\u00e1 danh m\u1ee5c s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ec3 t\u00ecm b\u1ed9 thu ph\u00e1t ph\u00f9 h\u1ee3p nh\u1ea5t cho m\u00f4 h\u00ecnh switch c\u1ee5 th\u1ec3 v\u00e0 y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n. <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>Source now \u279e<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 K\u1ebft lu\u1eadn: T\u1ea5t c\u1ea3 \u0111\u1ec1u xoay quanh s\u1ef1 ph\u00f9 h\u1ee3p \u0111\u00fang \u0111\u1eafn<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng c\u00f3 b\u00ean n\u00e0o chi\u1ebfn th\u1eafng trong cu\u1ed9c tranh lu\u1eadn gi\u1eefa s\u1ee3i quang \u0111\u01a1n ch\u1ebf \u0111\u1ed9 (SMF) v\u00e0 \u0111a ch\u1ebf \u0111\u1ed9 (MMF)\u2014ch\u1ec9 c\u00f3 c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p nh\u1ea5t cho c\u00f4ng vi\u1ec7c.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>MMF<\/strong> l\u00e0 gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed h\u00e0ng \u0111\u1ea7u cho <strong>c\u00e1c \u1ee9ng d\u1ee5ng b\u0103ng th\u00f4ng cao<\/strong> \u1edf kho\u1ea3ng c\u00e1ch ng\u1eafn.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>SMF<\/strong> l\u00e0 thi\u1ebft b\u1ecb m\u1ea1nh m\u1ebd, l\u00e0m vi\u1ec7c b\u1ec1n b\u1ec9 cho <strong>c\u00e1c m\u1ea1ng dung l\u01b0\u1ee3ng l\u1edbn<\/strong> tr\u00ean kho\u1ea3ng c\u00e1ch xa.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec3u r\u00f5 <strong>s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa s\u1ee3i quang \u0111\u01a1n ch\u1ebf \u0111\u1ed9 v\u00e0 \u0111a ch\u1ebf \u0111\u1ed9<\/strong> l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong vi\u1ec7c x\u00e2y d\u1ef1ng m\u1ed9t m\u1ea1ng l\u01b0\u1edbi v\u1eefng ch\u1eafc, hi\u1ec7u qu\u1ea3 v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>V\u1eabn ch\u01b0a ch\u1eafc ch\u1eafn v\u1ec1 module quang t\u1ed1i \u01b0u cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n? \ud83e\uddd0<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udd0d <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/page\/aboutus.htm\"><strong>LINK-PP<\/strong><\/a> Ch\u00fang t\u00f4i lu\u00f4n s\u1eb5n s\u00e0ng h\u1ed7 tr\u1ee3 b\u1ea1n! <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/support.htm\"><strong>Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i ngay h\u00f4m nay<\/strong><\/a> \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed v\u00e0 \u0111\u1ec3 ch\u00fang t\u00f4i h\u01b0\u1edbng d\u1eabn b\u1ea1n t\u1edbi gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u \u0111\u00e1p \u1ee9ng nhu c\u1ea7u hi\u1ec7u su\u1ea5t v\u00e0 ng\u00e2n s\u00e1ch c\u1ee7a b\u1ea1n. \u0110\u1eebng qu\u00ean kh\u00e1m ph\u00e1 blog c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin chi ti\u1ebft v\u1ec1 <strong>c\u00e1c gi\u1ea3i ph\u00e1p k\u1ebft n\u1ed1i trung t\u00e2m d\u1eef li\u1ec7u<\/strong> and <strong>c\u00f4ng ngh\u1ec7 b\u1ed9 thu ph\u00e1t t\u1ed1c \u0111\u1ed9 cao<\/strong>!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n c\u00e1 nh\u00e2n h\u00f3a v\u00e0 kh\u00e1m ph\u00e1 s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ed9 thu ph\u00e1t SFP l\u00e0 g\u00ec v\u00e0 n\u00f3 h\u1ed7 tr\u1ee3 m\u1ea1ng c\u1ee7a b\u1ea1n nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed9 thu ph\u00e1t SFP cho ph\u00e9p b\u1ea1n k\u1ebft n\u1ed1i c\u00e1c lo\u1ea1i c\u00e1p quang kh\u00e1c nhau v\u1edbi b\u1ed9 chuy\u1ec3n m\u1ea1ch m\u1ea1ng c\u1ee7a b\u1ea1n. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb. N\u00f3 gi\u00fap m\u1ea1ng c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n b\u1eb1ng c\u00e1ch c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 l\u00e0m cho vi\u1ec7c n\u00e2ng c\u1ea5p tr\u1edf n\u00ean d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 l\u1ef1a ch\u1ecdn gi\u1eefa b\u1ed9 thu ph\u00e1t SFP ch\u1ebf \u0111\u1ed9 \u0111\u01a1n v\u00e0 ch\u1ebf \u0111\u1ed9 \u0111a cho m\u1ea1ng c\u1ee7a b\u1ea1n?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n n\u00ean xem x\u00e9t kho\u1ea3ng c\u00e1ch m\u00e0 m\u1ea1ng c\u1ee7a b\u1ea1n c\u1ea7n bao ph\u1ee7. B\u1ed9 thu ph\u00e1t SFP ch\u1ebf \u0111\u1ed9 \u0111\u01a1n ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t cho c\u00e1c li\u00ean k\u1ebft d\u00e0i. B\u1ed9 thu ph\u00e1t SFP ch\u1ebf \u0111\u1ed9 \u0111a ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c li\u00ean k\u1ebft ng\u1eafn. C\u1ea3 hai lo\u1ea1i \u0111\u1ec1u truy\u1ec1n d\u1eef li\u1ec7u nhanh, nh\u01b0ng ch\u1ebf \u0111\u1ed9 \u0111\u01a1n mang l\u1ea1i hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n cho kho\u1ea3ng c\u00e1ch d\u00e0i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >T\u1ea1i sao b\u01b0\u1edbc s\u00f3ng l\u1ea1i quan tr\u1ecdng khi ch\u1ecdn b\u1ed9 thu ph\u00e1t SFP cho m\u1ea1ng c\u1ee7a b\u1ea1n?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u01b0\u1edbc s\u00f3ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kho\u1ea3ng c\u00e1ch m\u00e0 d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 truy\u1ec1n trong m\u1ea1ng. B\u1ed9 thu ph\u00e1t SFP ch\u1ebf \u0111\u1ed9 \u0111\u01a1n s\u1eed d\u1ee5ng b\u01b0\u1edbc s\u00f3ng d\u00e0i h\u01a1n. \u0110i\u1ec1u n\u00e0y gi\u00fap d\u1eef li\u1ec7u truy\u1ec1n \u0111i xa h\u01a1n v\u1edbi hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh. B\u1ed9 thu ph\u00e1t SFP ch\u1ebf \u0111\u1ed9 \u0111a s\u1eed d\u1ee5ng b\u01b0\u1edbc s\u00f3ng ng\u1eafn h\u01a1n cho c\u00e1c li\u00ean k\u1ebft ng\u1eafn.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>M\u1eb9o: Lu\u00f4n \u0111\u1ea3m b\u1ea3o b\u01b0\u1edbc s\u00f3ng c\u1ee7a b\u1ed9 thu ph\u00e1t SFP kh\u1edbp v\u1edbi c\u00e1p quang c\u1ee7a b\u1ea1n \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t m\u1ea1ng t\u1ed1i \u01b0u.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ea1n c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p b\u1ed9 thu ph\u00e1t SFP ch\u1ebf \u0111\u1ed9 \u0111\u01a1n v\u00e0 ch\u1ebf \u0111\u1ed9 \u0111a trong c\u00f9ng m\u1ed9t m\u1ea1ng kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n kh\u00f4ng th\u1ec3 k\u1ebft h\u1ee3p b\u1ed9 thu ph\u00e1t SFP ch\u1ebf \u0111\u1ed9 \u0111\u01a1n v\u00e0 ch\u1ebf \u0111\u1ed9 \u0111a tr\u00ean c\u00f9ng m\u1ed9t li\u00ean k\u1ebft m\u1ea1ng. M\u1ed7i lo\u1ea1i y\u00eau c\u1ea7u c\u00e1p quang ri\u00eang. Vi\u1ec7c k\u1ebft h\u1ee3p ch\u00fang c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t v\u00e0 g\u00e2y m\u1ea5t d\u1eef li\u1ec7u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 gi\u1eef cho b\u1ed9 thu ph\u00e1t SFP c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong m\u1ea1ng c\u1ee7a b\u1ea1n?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u01b0\u1eddng xuy\u00ean l\u00e0m s\u1ea1ch b\u1ed9 thu ph\u00e1t SFP. Ki\u1ec3m tra c\u00e1p c\u1ee7a b\u1ea1n \u0111\u1ec3 ph\u00e1t hi\u1ec7n h\u01b0 h\u1ecfng. Ki\u1ec3m tra m\u1ea1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n nhanh v\u00e0 hi\u1ec7u su\u1ea5t lu\u00f4n \u1edf m\u1ee9c cao. Thay th\u1ebf ngay l\u1eadp t\u1ee9c c\u00e1c b\u1ed9 thu ph\u00e1t SFP b\u1ecb h\u1ecfng nh\u1eb1m duy tr\u00ec \u0111\u1ed9 b\u1ec1n v\u1eefng cho m\u1ea1ng c\u1ee7a b\u1ea1n.<\/p>","protected":false},"excerpt":{"rendered":"<p>B\u1ed9 thu ph\u00e1t quang SMF cung c\u1ea5p c\u00e1c k\u1ebft n\u1ed1i t\u1ed1c \u0111\u1ed9 cao, kho\u1ea3ng c\u00e1ch xa, trong khi b\u1ed9 thu ph\u00e1t quang MMF ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c k\u1ebft n\u1ed1i ng\u1eafn v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed. H\u00e3y l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean nhu c\u1ea7u m\u1ea1ng c\u1ee7a b\u1ea1n.<\/p>","protected":false},"author":1,"featured_media":3631,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[26],"class_list":["post-5212","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\/5212","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=5212"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5212\/revisions"}],"predecessor-version":[{"id":11180,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5212\/revisions\/11180"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/3631"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=5212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=5212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=5212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}