{"id":5516,"date":"2025-07-08T00:00:00","date_gmt":"2025-07-08T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/local-area-network-lan-modern-networking-fast-secure-connections\/"},"modified":"2026-06-22T09:11:03","modified_gmt":"2026-06-22T09:11:03","slug":"local-area-network-lan-modern-networking-fast-secure-connections","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/local-area-network-lan-modern-networking-fast-secure-connections","title":{"rendered":"Hi\u1ec3u v\u1ec1 M\u1ea1ng c\u1ee5c b\u1ed9 trong M\u1ea1ng hi\u1ec7n \u0111\u1ea1i"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1312\" height=\"736\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f1b1bfcb8461415c9b98748e80e3a369.webp\" alt=\"What is Local Area Networks\" class=\"wp-image-5513\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f1b1bfcb8461415c9b98748e80e3a369.webp 1312w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f1b1bfcb8461415c9b98748e80e3a369-300x168.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f1b1bfcb8461415c9b98748e80e3a369-1024x574.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f1b1bfcb8461415c9b98748e80e3a369-768x431.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f1b1bfcb8461415c9b98748e80e3a369-18x10.webp 18w\" sizes=\"(max-width: 1312px) 100vw, 1312px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>m\u1ea1ng c\u1ee5c b\u1ed9 (LAN)<\/strong> k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n\u2014nh\u01b0 m\u00e1y t\u00ednh, m\u00e1y in v\u00e0 \u0111i\u1ec7n tho\u1ea1i\u2014trong m\u1ed9t khu v\u1ef1c nh\u1ecf nh\u01b0 nh\u00e0 ho\u1eb7c v\u0103n ph\u00f2ng c\u1ee7a b\u1ea1n. B\u1ea1n s\u1eed d\u1ee5ng m\u1ea1ng LAN \u0111\u1ec3 chia s\u1ebb t\u1eadp tin, truy c\u1eadp m\u00e1y in v\u00e0 giao ti\u1ebfp nhanh ch\u00f3ng. M\u1ea1ng Wi-Fi t\u1ea1i nh\u00e0 v\u00e0 m\u1ea1ng v\u0103n ph\u00f2ng l\u00e0 nh\u1eefng v\u00ed d\u1ee5 ph\u1ed5 bi\u1ebfn. C\u00e1c m\u1ea1ng LAN nhanh v\u00e0 an to\u00e0n gi\u00fap gi\u1ea3m \u0111\u1ed9 tr\u1ec5 v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n, \u0111\u1eb7c bi\u1ec7t khi ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udda7 M\u1ea1ng c\u1ee5c b\u1ed9 (LAN) l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>M\u1ea1ng c\u1ee5c b\u1ed9 (LAN)<\/strong> l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng m\u1ea1ng k\u1ebft n\u1ed1i c\u00e1c m\u00e1y t\u00ednh v\u00e0 thi\u1ebft b\u1ecb trong m\u1ed9t ph\u1ea1m vi \u0111\u1ecba l\u00fd gi\u1edbi h\u1ea1n\u2014v\u00ed d\u1ee5 nh\u01b0 nh\u00e0, v\u0103n ph\u00f2ng, nh\u00e0 m\u00e1y ho\u1eb7c khu\u00f4n vi\u00ean\u2014\u0111\u1ec3 chia s\u1ebb c\u00e1c t\u00e0i nguy\u00ean nh\u01b0 d\u1eef li\u1ec7u, m\u00e1y in v\u00e0 truy c\u1eadp internet. C\u00e1c m\u1ea1ng LAN l\u00e0 n\u1ec1n t\u1ea3ng c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c m\u00f4i tr\u01b0\u1eddng CNTT n\u1ed9i b\u1ed9 v\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft cho vi\u1ec7c giao ti\u1ebfp, h\u1ee3p t\u00e1c v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 trong m\u1ed9t kh\u00f4ng gian x\u00e1c \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p v\u00e0 c\u00f4ng nghi\u1ec7p, c\u00e1c m\u1ea1ng LAN th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng b\u1eb1ng c\u00e1c k\u1ebft n\u1ed1i Ethernet t\u1ed1c \u0111\u1ed9 cao, c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch m\u1ea1nh m\u1ebd v\u00e0 c\u00e1c \u0111\u1ea7u n\u1ed1i c\u0169ng nh\u01b0 b\u1ed9 bi\u1ebfn \u00e1p ethernet \u0111\u00e1ng tin c\u1eady\u2014nh\u1eefng th\u00e0nh ph\u1ea7n then ch\u1ed1t m\u00e0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/\">LINK-PP<\/a> chuy\u00ean cung c\u1ea5p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udda7 C\u00e1c v\u00ed d\u1ee5 ph\u1ed5 bi\u1ebfn v\u1ec1 m\u1ea1ng LAN<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n b\u1eaft g\u1eb7p m\u1ea1ng c\u1ee5c b\u1ed9 \u1edf nhi\u1ec1u n\u01a1i m\u1ed7i ng\u00e0y. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 v\u00ed d\u1ee5 ph\u1ed5 bi\u1ebfn:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>M\u1ea1ng Wi-Fi t\u1ea1i nh\u00e0<\/strong>: B\u1ea1n k\u1ebft n\u1ed1i \u0111i\u1ec7n tho\u1ea1i, laptop, TV th\u00f4ng minh v\u00e0 m\u00e1y ch\u01a1i game c\u1ee7a m\u00ecnh v\u00e0o c\u00f9ng m\u1ed9t m\u1ea1ng kh\u00f4ng d\u00e2y t\u1ea1i nh\u00e0. Thi\u1ebft l\u1eadp n\u00e0y cho ph\u00e9p b\u1ea1n chia s\u1ebb truy c\u1eadp internet v\u00e0 ph\u00e1t video d\u1ec5 d\u00e0ng.<\/p><\/li>\n\n\n\n<li><p><strong>M\u1ea1ng v\u0103n ph\u00f2ng<\/strong>: Trong doanh nghi\u1ec7p, nh\u00e2n vi\u00ean s\u1eed d\u1ee5ng m\u1ea1ng LAN \u0111\u1ec3 truy c\u1eadp m\u00e1y in chung, t\u1eadp tin v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u. M\u1ea1ng n\u00e0y gi\u00fap m\u1ecdi ng\u01b0\u1eddi l\u00e0m vi\u1ec7c c\u00f9ng nhau v\u00e0 gi\u1eef an to\u00e0n cho d\u1eef li\u1ec7u c\u00f4ng ty.<\/p><\/li>\n\n\n\n<li><p><strong>M\u1ea1ng tr\u01b0\u1eddng h\u1ecdc ho\u1eb7c khu\u00f4n vi\u00ean<\/strong>: C\u00e1c tr\u01b0\u1eddng h\u1ecdc s\u1eed d\u1ee5ng m\u1ea1ng LAN \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c l\u1edbp h\u1ecdc, ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 v\u0103n ph\u00f2ng. H\u1ecdc sinh v\u00e0 gi\u00e1o vi\u00ean c\u00f3 th\u1ec3 truy c\u1eadp t\u00e0i li\u1ec7u h\u1ecdc t\u1eadp, n\u1ed9p b\u00e0i t\u1eadp v\u00e0 s\u1eed d\u1ee5ng c\u00e1c t\u00e0i nguy\u00ean chung.<\/p><\/li>\n\n\n\n<li><p><strong>M\u1ea1ng doanh nghi\u1ec7p nh\u1ecf<\/strong>: C\u00e1c c\u1eeda h\u00e0ng v\u00e0 v\u0103n ph\u00f2ng nh\u1ecf s\u1eed d\u1ee5ng m\u1ea1ng LAN \u0111\u1ec3 k\u1ebft n\u1ed1i m\u00e1y thanh to\u00e1n, m\u00e1y t\u00ednh v\u00e0 camera an ninh nh\u1eb1m v\u1eadn h\u00e0nh h\u00e0ng ng\u00e0y tr\u01a1n tru.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u1ea1ng LAN t\u1ea1o th\u00e0nh x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a \u0111\u1eddi s\u1ed1ng k\u1ef9 thu\u1eadt s\u1ed1 hi\u1ec7n \u0111\u1ea1i. D\u00f9 b\u1ea1n l\u00e0m vi\u1ec7c, h\u1ecdc t\u1eadp hay th\u01b0 gi\u00e3n t\u1ea1i nh\u00e0, m\u1ed9t m\u1ea1ng c\u1ee5c b\u1ed9 gi\u00fap b\u1ea1n lu\u00f4n \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u00e0 l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3. Trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p t\u1eeb s\u1ea3n xu\u1ea5t \u0111\u1ebfn vi\u1ec5n th\u00f4ng, c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng LAN \u1ed5n \u0111\u1ecbnh l\u00e0 \u0111i\u1ec1u b\u1eaft bu\u1ed9c. LINK-PP h\u1ed7 tr\u1ee3 \u0111\u1ed9 tin c\u1eady n\u00e0y b\u1eb1ng c\u00e1c <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\"><strong>m\u00f4-\u0111un t\u1eeb t\u00ednh t\u00edch h\u1ee3p hi\u1ec7u su\u1ea5t cao<\/strong><\/a> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong thi\u1ebft k\u1ebf b\u1ed9 chuy\u1ec3n m\u1ea1ch v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn LAN.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"608\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/30b780cd4434459eb2f64be2b655d9d6-1024x608.webp\" alt=\"Common LAN Examples\" class=\"wp-image-5514\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/30b780cd4434459eb2f64be2b655d9d6-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/30b780cd4434459eb2f64be2b655d9d6-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/30b780cd4434459eb2f64be2b655d9d6-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/30b780cd4434459eb2f64be2b655d9d6-18x12.webp 18w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/30b780cd4434459eb2f64be2b655d9d6.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udda7 C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ea1ng LAN<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 thi\u1ebft l\u1eadp m\u1ed9t m\u1ea1ng LAN, b\u1ea1n c\u1ea7n m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb quan tr\u1ecdng. M\u1ed7i thi\u1ebft b\u1ecb \u0111\u1ea3m nh\u1eadn m\u1ed9t vai tr\u00f2 c\u1ee5 th\u1ec3 trong vi\u1ec7c x\u00e2y d\u1ef1ng v\u00e0 v\u1eadn h\u00e0nh m\u1ea1ng c\u1ee7a b\u1ea1n m\u1ed9t c\u00e1ch tr\u01a1n tru.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>B\u1ed9 chuy\u1ec3n m\u1ea1ch<\/strong>: C\u00e1c thi\u1ebft b\u1ecb n\u00e0y k\u1ebft n\u1ed1i nhi\u1ec1u m\u00e1y t\u00ednh ho\u1eb7c m\u00e1y in trong m\u1ea1ng LAN c\u1ee7a b\u1ea1n. B\u1ed9 chuy\u1ec3n m\u1ea1ch \u0111\u1ecbnh tuy\u1ebfn d\u1eef li\u1ec7u t\u1edbi thi\u1ebft b\u1ecb \u0111\u00fang, gi\u1ea3m t\u1eafc ngh\u1ebdn v\u00e0 n\u00e2ng cao t\u1ed1c \u0111\u1ed9.<\/p><\/li>\n\n\n\n<li><p><strong>B\u1ed9 \u0111\u1ecbnh tuy\u1ebfn<\/strong>: B\u1ed9 \u0111\u1ecbnh tuy\u1ebfn k\u1ebft n\u1ed1i m\u1ea1ng LAN c\u1ee7a b\u1ea1n v\u1edbi c\u00e1c m\u1ea1ng kh\u00e1c, v\u00ed d\u1ee5 nh\u01b0 internet. Ch\u00fang qu\u1ea3n l\u00fd l\u01b0u l\u01b0\u1ee3ng gi\u1eefa m\u1ea1ng c\u1ee5c b\u1ed9 c\u1ee7a b\u1ea1n v\u00e0 th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i.<\/p><\/li>\n\n\n\n<li><p><strong>\u0110i\u1ec3m truy c\u1eadp (Access Points)<\/strong>: B\u1ea1n s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb n\u00e0y \u0111\u1ec3 b\u1ed5 sung kh\u1ea3 n\u0103ng kh\u00f4ng d\u00e2y cho m\u1ea1ng LAN. C\u00e1c \u0111i\u1ec3m truy c\u1eadp cho ph\u00e9p laptop, \u0111i\u1ec7n tho\u1ea1i v\u00e0 m\u00e1y t\u00ednh b\u1ea3ng k\u1ebft n\u1ed1i m\u00e0 kh\u00f4ng c\u1ea7n c\u00e1p.<\/p><\/li>\n\n\n\n<li><p><strong>C\u00e1p Ethernet<\/strong>: C\u00e1c c\u00e1p n\u00e0y t\u1ea1o th\u00e0nh x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a m\u1ea1ng LAN c\u00f3 d\u00e2y. Ch\u00fang truy\u1ec1n d\u1eef li\u1ec7u nhanh ch\u00f3ng v\u00e0 \u0111\u00e1ng tin c\u1eady gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb.<\/p><\/li>\n\n\n\n<li><p><strong>Card giao di\u1ec7n m\u1ea1ng (NIC)<\/strong>: M\u1ecdi thi\u1ebft b\u1ecb tr\u00ean m\u1ea1ng LAN c\u1ee7a b\u1ea1n \u0111\u1ec1u c\u1ea7n m\u1ed9t NIC \u0111\u1ec3 k\u1ebft n\u1ed1i, b\u1ea5t k\u1ec3 l\u00e0 k\u1ebft n\u1ed1i c\u00f3 d\u00e2y hay kh\u00f4ng d\u00e2y.<\/p><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 239px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"239\"><p>B\u1ed9 ph\u1eadn<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Ch\u1ee9c n\u0103ng<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"239\"><p><strong>B\u1ed9 chuy\u1ec3n m\u1ea1ch<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ecbnh tuy\u1ebfn d\u1eef li\u1ec7u gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb trong m\u1ea1ng LAN<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"239\"><p><strong>B\u1ed9 \u0111\u1ecbnh tuy\u1ebfn<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>K\u1ebft n\u1ed1i m\u1ea1ng LAN v\u1edbi c\u00e1c m\u1ea1ng b\u00ean ngo\u00e0i nh\u01b0 internet<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"239\"><p><strong>C\u00e1p Ethernet<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>D\u00e2y c\u00e1p v\u1eadt l\u00fd (v\u00ed d\u1ee5: Cat5e\/Cat6) k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"239\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\"><strong>\u0110\u1ea7u n\u1ed1i RJ45<\/strong><\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Giao di\u1ec7n \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1p Ethernet v\u1edbi c\u00e1c thi\u1ebft b\u1ecb<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"239\"><p><strong>\u0110i\u1ec3m truy c\u1eadp (Access Points)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>M\u1edf r\u1ed9ng v\u00f9ng ph\u1ee7 s\u00f3ng m\u1ea1ng LAN kh\u00f4ng d\u00e2y cho c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u00e0 IoT<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"239\"><p><strong>M\u00e1y ch\u1ee7\/M\u00e1y kh\u00e1ch<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cung c\u1ea5p ho\u1eb7c y\u00eau c\u1ea7u t\u00e0i nguy\u00ean tr\u00ean to\u00e0n m\u1ea1ng<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udda7 M\u1ea1ng LAN c\u00f3 d\u00e2y so v\u1edbi M\u1ea1ng LAN kh\u00f4ng d\u00e2y<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng m\u1ea1ng c\u1ee5c b\u1ed9 b\u1eb1ng c\u00f4ng ngh\u1ec7 c\u00f3 d\u00e2y ho\u1eb7c kh\u00f4ng d\u00e2y. M\u1ed7i lo\u1ea1i \u0111\u1ec1u c\u00f3 \u01b0u \u0111i\u1ec3m ri\u00eang v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3. M\u1ea1ng LAN c\u00f3 d\u00e2y s\u1eed d\u1ee5ng c\u00e1p v\u1eadt l\u00fd, v\u00ed d\u1ee5 nh\u01b0 c\u00e1p Ethernet, \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb. M\u1ea1ng LAN kh\u00f4ng d\u00e2y s\u1eed d\u1ee5ng s\u00f3ng v\u00f4 tuy\u1ebfn, nh\u01b0 Wi-Fi, \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb m\u00e0 kh\u00f4ng c\u1ea7n c\u00e1p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng so s\u00e1nh c\u00e1c c\u00f4ng ngh\u1ec7 m\u1ea1ng LAN c\u00f3 d\u00e2y v\u00e0 kh\u00f4ng d\u00e2y m\u1edbi nh\u1ea5t:<\/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=\"width: 278px;\"\/><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\" colwidth=\"278\"><p>M\u1ea1ng LAN c\u00f3 d\u00e2y<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>M\u1ea1ng LAN kh\u00f4ng d\u00e2y<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>T\u1ed1c \u0110\u1ed9 T\u1ed1i \u0110a<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>Cao h\u01a1n, l\u00ean \u0111\u1ebfn 40 Gbps (c\u00e1p CAT8)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p h\u01a1n, l\u00fd thuy\u1ebft t\u1ed1i \u0111a 1 Gbps (Wi-Fi 6\/7), th\u1ef1c t\u1ebf 25\u2013600 Mbps<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>\u1ed4n \u0111\u1ecbnh h\u01a1n v\u00e0 \u00edt b\u1ecb nhi\u1ec5u<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>D\u1ec5 b\u1ecb nhi\u1ec5u v\u00e0 ch\u1ecbu \u1ea3nh h\u01b0\u1edfng b\u1edfi y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>C\u00e0i \u0111\u1eb7t<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>Y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t c\u00e1p v\u1eadt l\u00fd<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>L\u1eafp \u0111\u1eb7t nhanh v\u00e0 linh ho\u1ea1t, kh\u00f4ng c\u1ea7n c\u00e1p<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>B\u1ea3o m\u1eadt<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>An to\u00e0n v\u1ec1 m\u1eb7t v\u1eadt l\u00fd, \u00edt d\u1ec5 b\u1ecb x\u00e2m nh\u1eadp<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Y\u00eau c\u1ea7u m\u00e3 h\u00f3a m\u1ea1nh v\u00e0 gi\u00e1m s\u00e1t li\u00ean t\u1ee5c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Kh\u1ea3 n\u0103ng di \u0111\u1ed9ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>B\u1ecb gi\u1edbi h\u1ea1n b\u1edfi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u00e1p<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>D\u1ec5 m\u1edf r\u1ed9ng b\u1eb1ng c\u00e1c \u0111i\u1ec3m truy c\u1eadp<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>C\u00f4ng ngh\u1ec7 m\u1edbi n\u1ed5i<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>C\u00e1p Cat8, Ethernet 10\/40 Gbps<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Wi-Fi 6, Wi-Fi 7, 5G thu h\u1eb9p kho\u1ea3ng c\u00e1ch v\u1ec1 t\u1ed1c \u0111\u1ed9<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ea1ng LAN c\u00f3 d\u00e2y mang l\u1ea1i k\u1ebft n\u1ed1i nhanh h\u01a1n v\u00e0 \u1ed5n \u0111\u1ecbnh h\u01a1n. B\u1ea1n th\u01b0\u1eddng th\u1ea5y ch\u00fang \u1edf nh\u1eefng n\u01a1i m\u00e0 t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tin c\u1eady l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u, v\u00ed d\u1ee5 nh\u01b0 v\u0103n ph\u00f2ng ho\u1eb7c trung t\u00e2m d\u1eef li\u1ec7u. M\u1ea1ng LAN kh\u00f4ng d\u00e2y mang l\u1ea1i t\u00ednh linh ho\u1ea1t v\u00e0 d\u1ec5 l\u1eafp \u0111\u1eb7t, n\u00ean r\u1ea5t ph\u1ed5 bi\u1ebfn trong gia \u0111\u00ecnh v\u00e0 kh\u00f4ng gian l\u00e0m vi\u1ec7c m\u1edf. Nhi\u1ec1u m\u1ea1ng hi\u1ec7n \u0111\u1ea1i s\u1eed d\u1ee5ng c\u1ea3 hai lo\u1ea1i \u0111\u1ec3 c\u00e2n b\u1eb1ng gi\u1eefa t\u1ed1c \u0111\u1ed9, \u0111\u1ed9 tin c\u1eady v\u00e0 kh\u1ea3 n\u0103ng di \u0111\u1ed9ng.<\/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\u1eb9o: \u0110\u1ed1i v\u1edbi ch\u01a1i game ho\u1eb7c ch\u1ec9nh s\u1eeda video, h\u00e3y d\u00f9ng m\u1ea1ng LAN c\u00f3 d\u00e2y \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t t\u1ed1t nh\u1ea5t. \u0110\u1ed1i v\u1edbi thi\u1ebft b\u1ecb di \u0111\u1ed9ng ho\u1eb7c kh\u00f4ng gian l\u00e0m vi\u1ec7c linh ho\u1ea1t, m\u1ea1ng LAN kh\u00f4ng d\u00e2y mang l\u1ea1i s\u1ef1 t\u1ef1 do h\u01a1n.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 b\u1eaft g\u1eb7p c\u00e1c thi\u1ebft b\u1ecb n\u00e2ng cao trong c\u00e1c m\u1ea1ng l\u1edbn h\u01a1n, v\u00ed d\u1ee5 nh\u01b0 t\u01b0\u1eddng l\u1eeda \u0111\u1ec3 b\u1ea3o m\u1eadt ho\u1eb7c c\u00e1p quang \u0111\u1ec3 \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 cao h\u01a1n. Thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o nhu c\u1ea7u c\u1ee7a b\u1ea1n, quy m\u00f4 m\u1ea1ng v\u00e0 t\u1ed1c \u0111\u1ed9 mong mu\u1ed1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udda7 C\u00e1c c\u1ea5u tr\u00fac topo m\u1ea1ng LAN ph\u1ed5 bi\u1ebfn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ebfn tr\u00fac m\u1ea1ng LAN \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1ch b\u1ed1 tr\u00ed v\u00e0 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb. C\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Ki\u1ebfn tr\u00fac m\u1ea1ng h\u00ecnh sao:<\/strong> T\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ec1u k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t b\u1ed9 chuy\u1ec3n m\u1ea1ch (switch) ho\u1eb7c b\u1ed9 chia (hub) trung t\u00e2m (lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay)<\/p><\/li>\n\n\n\n<li><p><strong>Ki\u1ebfn tr\u00fac m\u1ea1ng bus:<\/strong> M\u1ed9t c\u00e1p x\u01b0\u01a1ng s\u1ed1ng duy nh\u1ea5t k\u1ebft n\u1ed1i t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb (\u0111\u00e3 l\u1ed7i th\u1eddi nh\u01b0ng v\u1eabn xu\u1ea5t hi\u1ec7n trong c\u00e1c h\u1ec7 th\u1ed1ng k\u1ebf th\u1eeba)<\/p><\/li>\n\n\n\n<li><p><strong>Ki\u1ebfn tr\u00fac m\u1ea1ng v\u00f2ng:<\/strong> M\u1ed7i thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i v\u1edbi hai thi\u1ebft b\u1ecb kh\u00e1c t\u1ea1o th\u00e0nh m\u1ed9t v\u00f2ng kh\u00e9p k\u00edn<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>ki\u1ebfn tr\u00fac m\u1ea1ng h\u00ecnh sao<\/strong> s\u1eed d\u1ee5ng LINK-PP <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\">\u0111\u1ea7u n\u1ed1i t\u00edch h\u1ee3p RJ45<\/a> cho ph\u00e9p kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 d\u1ec5 d\u00e0ng h\u01a1n, truy\u1ec1n d\u1eef li\u1ec7u nhanh h\u01a1n v\u00e0 c\u00e1ch ly l\u1ed7i hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udda7 \u1ee8ng d\u1ee5ng c\u1ee7a m\u1ea1ng LAN trong c\u00e1c m\u1ea1ng hi\u1ec7n \u0111\u1ea1i<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ea1ng LAN \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1ea1i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px; padding: 0px;\"><strong>C\u00e1c v\u0103n ph\u00f2ng doanh nghi\u1ec7p<\/strong> \u0111\u1ec3 chia s\u1ebb t\u1ec7p, VoIP v\u00e0 c\u1ed9ng t\u00e1c n\u1ed9i b\u1ed9<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px; padding: 0px;\"><strong>C\u00e1c nh\u00e0 m\u00e1y v\u00e0 d\u00e2y chuy\u1ec1n t\u1ef1 \u0111\u1ed9ng h\u00f3a<\/strong> \u0111\u1ec3 giao ti\u1ebfp gi\u1eefa c\u00e1c m\u00e1y m\u00f3c<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px; padding: 0px;\"><strong>M\u1ea1ng khu\u00f4n vi\u00ean<\/strong> tr\u00ean to\u00e0n b\u1ed9 tr\u01b0\u1eddng h\u1ecdc ho\u1eb7c b\u1ec7nh vi\u1ec7n nh\u1eb1m \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i li\u1ec1n m\u1ea1ch<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px; padding: 0px;\"><strong>Nh\u00e0 th\u00f4ng minh<\/strong> \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n h\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng, gi\u1ea3i tr\u00ed v\u00e0 an ninh<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Khi \u0111i\u1ec7n to\u00e1n bi\u00ean (edge computing) v\u00e0 Internet v\u1ea1n v\u1eadt (IoT) ng\u00e0y c\u00e0ng m\u1edf r\u1ed9ng, m\u1ea1ng LAN ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n. C\u00e1c thi\u1ebft b\u1ecb nh\u01b0 <strong>B\u1ed9 chuy\u1ec3n m\u1ea1ch Gigabit<\/strong>, <strong>Camera IP h\u1ed7 tr\u1ee3 c\u1ea5p ngu\u1ed3n qua Ethernet (PoE)<\/strong>, and <strong>C\u1ea3m bi\u1ebfn c\u00f4ng nghi\u1ec7p k\u1ebft n\u1ed1i m\u1ea1ng<\/strong> \u0111\u1ec1u ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c k\u1ebft n\u1ed1i m\u1ea1ng LAN \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1ea1n c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i nh\u1eefng thi\u1ebft b\u1ecb n\u00e0o v\u1edbi m\u1ea1ng LAN?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i m\u00e1y t\u00ednh, m\u00e1y in, \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, TV th\u00f4ng minh v\u00e0 m\u00e1y ch\u01a1i game. Nhi\u1ec1u thi\u1ebft b\u1ecb nh\u00e0 th\u00f4ng minh c\u0169ng ho\u1ea1t \u0111\u1ed9ng tr\u00ean m\u1ea1ng LAN c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea3o m\u1eadt m\u1ea1ng LAN c\u1ee7a b\u1ea1n?<\/h3>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u m\u1ea1nh, b\u1eadt m\u00e3 h\u00f3a v\u00e0 th\u01b0\u1eddng xuy\u00ean c\u1eadp nh\u1eadt thi\u1ebft b\u1ecb. Thi\u1ebft l\u1eadp t\u01b0\u1eddng l\u1eeda \u0111\u1ec3 ch\u1eb7n c\u00e1c truy c\u1eadp kh\u00f4ng mong mu\u1ed1n.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ed3ng th\u1eddi k\u1ebft n\u1ed1i c\u00f3 d\u00e2y v\u00e0 kh\u00f4ng d\u00e2y trong c\u00f9ng m\u1ed9t m\u1ea1ng LAN kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3! B\u1ea1n c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p c\u00e1p Ethernet v\u00e0 Wi-Fi. C\u1ea5u h\u00ecnh n\u00e0y mang l\u1ea1i t\u00ednh linh ho\u1ea1t v\u00e0 h\u1ed7 tr\u1ee3 nhi\u1ec1u lo\u1ea1i thi\u1ebft b\u1ecb kh\u00e1c nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Xem Th\u00eam<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-you-need-to-know-about-power-over-ethernet\/\">Th\u00f4ng tin thi\u1ebft y\u1ebfu m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u n\u00ean hi\u1ec3u v\u1ec1 C\u00f4ng ngh\u1ec7 Cung c\u1ea5p \u0110i\u1ec7n Qua C\u00e1p Ethernet (Power Over Ethernet)<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/link-pp-expanding-global-connectivity\/\">Gi\u1edbi thi\u1ec7u b\u1ea1n \u0111\u1ebfn c\u1ed9ng \u0111\u1ed3ng ng\u01b0\u1eddi d\u00f9ng LINK-PP s\u00f4i \u0111\u1ed9ng<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>M\u1ea1ng c\u1ee5c b\u1ed9 (LAN) k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb trong m\u1ed9t khu v\u1ef1c nh\u1ecf, cho ph\u00e9p chia s\u1ebb d\u1eef li\u1ec7u v\u00e0 giao ti\u1ebfp nhanh ch\u00f3ng, an to\u00e0n trong nh\u00e0, v\u0103n ph\u00f2ng v\u00e0 tr\u01b0\u1eddng h\u1ecdc.<\/p>","protected":false},"author":1,"featured_media":5515,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[22,23,25],"class_list":["post-5516","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-integrated-rj45-connectors","tag-link-pp-lan-transformers","tag-modular-jack"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5516","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=5516"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5516\/revisions"}],"predecessor-version":[{"id":11404,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5516\/revisions\/11404"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/5515"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=5516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=5516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=5516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}