{"id":2842,"date":"2022-02-18T13:07:37","date_gmt":"2022-02-18T06:07:37","guid":{"rendered":"https:\/\/bestray.com\/blog\/?p=2842"},"modified":"2024-02-27T16:29:10","modified_gmt":"2024-02-27T09:29:10","slug":"he-thong-mang-lan-va-internet","status":"publish","type":"post","link":"https:\/\/bestray.com\/blog\/he-thong-mang-lan-va-internet\/","title":{"rendered":"Ti\u00eau chu\u1ea9n thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng m\u1ea1ng Lan v\u00e0 Internet"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\"><strong>H\u1ec7 th\u1ed1ng m\u1ea1ng Lan v\u00e0 Internet<\/strong> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c doanh nghi\u1ec7p, c\u00f4ng ty nh\u1eb1m t\u1ea1o s\u1ef1 li\u00ean k\u1ebft t\u1ed1t nh\u1ea5t khi ho\u1ea1t \u0111\u1ed9ng. V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 th\u00f4ng tin n\u00ean h\u1ec7 th\u1ed1ng m\u1ea1ng n\u1ed9i b\u1ed9 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ea5t nhi\u1ec1u trong c\u00e1c l\u0129nh v\u1ef1c \u0111\u1eddi s\u1ed1ng. \u0110\u1eb7c bi\u1ec7t l\u00e0 gi\u00fap doanh nghi\u1ec7p ph\u00e1t tri\u1ec3n ho\u1ea1t \u0111\u1ed9ng kinh doanh. N\u1ebfu doanh nghi\u1ec7p c\u1ee7a b\u1ea1n \u0111ang c\u00f3 \u00fd \u0111\u1ecbnh x\u00e2y d\u1ef1ng v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng m\u1ea1ng n\u1ed9i b\u1ed9 th\u00ec h\u00e3y c\u00f9ng Bestray \u0111\u1ecdc qua b\u00e0i vi\u1ebft n\u00e0y nh\u00e9!<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>1. M\u1ea1ng Lan, m\u1ea1ng n\u1ed9i b\u1ed9 l\u00e0 g\u00ec?<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\"><strong>M\u1ea1ng n\u1ed9i b\u1ed9<\/strong> hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi v\u1edbi c\u00e1i t\u00ean kh\u00e1c l\u00e0 <strong>m\u1ea1ng LAN<\/strong>, \u0111\u01b0\u1ee3c vi\u1ebft t\u1eaft c\u1ee7a t\u1eeb <strong>Local Area Network<\/strong>. H\u1ec7 th\u1ed1ng m\u1ea1ng n\u1ed9i b\u1ed9 cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u1edbi nhau trong c\u00f9ng m\u1ed9t kh\u00f4ng gian \u0111\u1ec3 chia s\u1ebb d\u1eef li\u1ec7u v\u00e0 l\u00e0m vi\u1ec7c. K\u1ebft n\u1ed1i n\u1ed9i b\u1ed9 n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua s\u1ee3i c\u00e1p m\u1ea1ng LAN hay \u0111\u01a1n gi\u1ea3n m\u1ea1ng Wifi kh\u00f4ng d\u00e2y quen thu\u1ed9c m\u00e0 b\u1ea1n v\u1eabn th\u01b0\u1eddng hay s\u1eed d\u1ee5ng \u1edf m\u1ed9t ph\u1ea1m vi h\u1eb9p n\u00e0o \u0111\u00f3.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Th\u00f4ng th\u01b0\u1eddng, <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c d\u00f9ng \u1edf doanh nghi\u1ec7p m\u00e0 c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn t\u1ea1i gia \u0111\u00ecnh. Ho\u1eb7c n\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n l\u00e0 ch\u00fang ho\u1ea1t \u0111\u1ed9ng t\u1ea1i n\u01a1i c\u00f3 k\u1ebft n\u1ed1i Internet th\u00f4ng qua d\u00e2y c\u00e1p m\u1ea1ng LAN ho\u1eb7c Wifi.<\/span><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2961 size-full\" src=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/mang-lan-mang-noi-bo-cong-ty-la-gi.png\" alt=\"h\u1ec7 th\u1ed1ng m\u1ea1ng lan m\u1ea1ng n\u1ed9i b\u1ed9 l\u00e0 g\u00ec\" width=\"667\" height=\"434\" srcset=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/mang-lan-mang-noi-bo-cong-ty-la-gi.png 667w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/mang-lan-mang-noi-bo-cong-ty-la-gi-300x195.png 300w\" sizes=\"auto, (max-width: 667px) 100vw, 667px\" \/><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">T\u1eeb n\u0103m 1994, <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> b\u1eaft \u0111\u1ea7u xu\u1ea5t hi\u1ec7n trong m\u1ed9t lo\u1ea1t c\u00e1c t\u1ed5 ch\u1ee9c l\u1edbn. Nhi\u1ec1u c\u01a1 quan ch\u00ednh ph\u1ee7, t\u1eadp \u0111o\u00e0n v\u00e0 c\u00e1c tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc c\u00f3 m\u1ea1ng n\u1ed9i b\u1ed9 c\u1ee7a ri\u00eang h\u1ecd.\u00a0<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">M\u1eb7c d\u00f9 h\u1ea7u h\u1ebft c\u00e1c nh\u00e2n vi\u00ean trong m\u1ed9t doanh nghi\u1ec7p \u0111\u1ec1u \u0111\u01b0\u1ee3c truy c\u1eadp v\u00e0o m\u1ea1ng n\u1ed9i b\u1ed9 nh\u01b0ng kh\u00f4ng ph\u1ea3i m\u1ecdi nh\u00e2n vi\u00ean \u0111\u1ec1u \u0111\u01b0\u1ee3c c\u1ea5p quy\u1ec1n truy c\u1eadp. D\u1ef1a tr\u00ean lo\u1ea1i c\u00f4ng vi\u1ec7c ho\u1eb7c ph\u00e2n quy\u1ec1n c\u1ee7a h\u1ecd, m\u1ed9t s\u1ed1 nh\u00e2n vi\u00ean c\u00f3 th\u1ec3 kh\u00f4ng c\u00f3 quy\u1ec1n truy c\u1eadp th\u00f4ng tin tr\u00ean m\u1ea1ng n\u1ed9i b\u1ed9. Th\u00f4ng tin n\u00e0y th\u01b0\u1eddng s\u1ebd li\u00ean quan \u0111\u1ebfn s\u1ea3n ph\u1ea9m, \u0111\u00e0o t\u1ea1o, b\u00e0i vi\u1ebft v\u00e0 th\u00f4ng tin li\u00ean quan \u0111\u1ebfn c\u00f4ng ty.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>2. Vai tr\u00f2 v\u00e0 l\u1ee3i \u00edch c\u1ee7a h\u1ec7 th\u1ed1ng m\u1ea1ng Lan, m\u1ea1ng n\u1ed9i b\u1ed9<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Khi thi\u1ebft k\u1ebf v\u00e0 l\u1eafp \u0111\u1eb7t <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> cho doanh nghi\u1ec7p s\u1ebd mang l\u1ea1i r\u1ea5t nhi\u1ec1u l\u1ee3i \u00edch kh\u00e1c nhau. Bestray xin \u0111i\u1ec3m qua m\u1ed9t v\u00e0i \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a h\u1ec7 th\u1ed1ng n\u00e0y nh\u01b0 sau:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Kh\u1ea3 n\u0103ng chia s\u1ebb t\u00e0i nguy\u00ean:<\/strong> H\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet c\u00f3 c\u00e1c kh\u00f4ng gian l\u01b0u tr\u1eef m\u1ea1ng l\u01b0\u1edbi thi\u1ebft b\u1ecb ngo\u1ea1i vi nh\u01b0 m\u00e1y fax, m\u00e1y in, m\u00e1y t\u00ednh,&#8230; \u0111\u01b0\u1ee3c chia s\u1ebb d\u1eef li\u1ec7u v\u1edbi c\u00e1c m\u00e1y tr\u1ea1m m\u00e0 kh\u00f4ng ph\u1ea3i y\u00eau c\u1ea7u v\u1ec1 ph\u1ea7n c\u1ee9ng. \u0110i\u1ec1u n\u00e0y gi\u00fap cho c\u00e1c doanh nghi\u1ec7p ti\u1ebft ki\u1ec7m r\u1ea5t nhi\u1ec1u chi ph\u00ed v\u00e0 n\u00e2ng cao n\u0103ng su\u1ea5t h\u01a1n trong c\u00f4ng vi\u1ec7c.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Ph\u1ea7n c\u1ee9ng c\u1ee7a h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh ti\u00eau chu\u1ea9n<\/strong> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c m\u00e1y ch\u1ee7 m\u1ea1ng v\u00e0 m\u00e1y tr\u1ea1m. T\u1eeb \u0111\u00f3 mang \u0111\u1ebfn cho ng\u01b0\u1eddi d\u00f9ng nh\u1eefng thi\u1ebft k\u1ebf linh ho\u1ea1t, d\u1ec5 d\u00e0ng s\u1eeda ch\u1eefa v\u00e0 b\u1ea3o tr\u00ec m\u1ed9t c\u00e1ch nhanh ch\u00f3ng hi\u1ec7u qu\u1ea3.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Th\u1eddi gian chuy\u1ec3n ti\u1ebfp<\/strong> c\u00e1c \u1ee9ng d\u1ee5ng cho ng\u01b0\u1eddi d\u00f9ng \u0111\u1ebfn nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau, nhanh ch\u00f3ng n\u00ean ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c nhi\u1ec1u chi ph\u00ed h\u01a1n so v\u1edbi kh\u1ea3 n\u0103ng c\u1ea5p ph\u00e9p \u0111\u1ed9c l\u1eadp.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Th\u00f4ng qua vi\u1ec7c chia s\u1ebb d\u1eef li\u1ec7u v\u00e0 t\u1eadp tin<\/strong>, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i c\u00e1c d\u1eef li\u1ec7u v\u00e0 t\u1eadp tin m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng. \u0110\u1ed3ng th\u1eddi, <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> c\u00f2n t\u0103ng kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt cho d\u1eef li\u1ec7u m\u00e0 ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 g\u1eedi \u0111i. Ch\u00fang c\u0169ng cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0o c\u00e1c \u1ee9ng d\u1ee5ng b\u00ean trong h\u1ec7 th\u1ed1ng.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2962\" src=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep.jpg\" alt=\"vai tr\u00f2 c\u1ee7a h\u1ec7 th\u1ed1ng m\u1ea1ng lan n\u1ed9i b\u1ed9 trong doanh nghi\u1ec7p\" width=\"2560\" height=\"1792\" srcset=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep.jpg 2560w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep-300x210.jpg 300w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep-1024x717.jpg 1024w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep-768x538.jpg 768w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep-1536x1075.jpg 1536w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep-2048x1434.jpg 2048w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep-696x487.jpg 696w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep-1068x748.jpg 1068w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/vai-tro-cua-he-thong-mang-lan-trong-doanh-nghiep-1920x1344.jpg 1920w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>H\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> c\u00f2n cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1eadp trung, cung c\u1ea5p kh\u1ea3 n\u0103ng chia s\u1ebb th\u00f4ng tin t\u1eeb m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 duy nh\u1ea5t. C\u00e1ch n\u00e0y kh\u00f4ng nh\u1eefng gi\u00fap qu\u00e1 tr\u00ecnh sao l\u01b0u m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t d\u1eef li\u1ec7u khi c\u00f3 s\u1ef1 c\u1ed1 x\u1ea3y ra m\u00e0 c\u00f2n gi\u00fap doanh nghi\u1ec7p gi\u1ea3m chi ph\u00ed ph\u00e1t sinh.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng ch\u1ecbu l\u1ed7i v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 tin c\u1eady c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng m\u1ea1ng n\u1ed9i b\u1ed9. B\u00ean c\u1ea1nh \u0111\u00f3 c\u00f2n gi\u00fap gi\u1ea3m t\u1ed1i \u0111a th\u1eddi gian ch\u1ebft cho doanh nghi\u1ec7p.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>H\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> c\u0169ng cung c\u1ea5p m\u1ed9t b\u1ea3o m\u1eadt t\u1eadp trung, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng ki\u1ec3m so\u00e1t truy c\u1eadp v\u00e0o c\u00e1c h\u1ec7 th\u1ed1ng m\u1ea1ng l\u01b0\u1edbi c\u0169ng nh\u01b0 ngu\u1ed3n l\u1ef1c c\u1ee7a doanh nghi\u1ec7p. T\u00f9y thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u c\u1ee7a t\u1eebng doanh nghi\u1ec7p m\u00e0 s\u1ebd c\u00f3 c\u00e1c ch\u00ednh s\u00e1ch b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u ri\u00eang.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Kh\u1ea3 n\u0103ng giao ti\u1ebfp gi\u1eefa c\u00e1c nh\u00e2n vi\u00ean c\u0169ng d\u1ec5 d\u00e0ng h\u01a1n b\u1edfi h\u1ec7 th\u1ed1ng tin nh\u1eafn \u0111\u01b0\u1ee3c n\u00e2ng c\u1ea5p to\u00e0n di\u1ec7n, gi\u00fap kh\u1ea3 n\u0103ng qu\u1ea3n l\u00fd c\u00f3 hi\u1ec7u l\u1ef1c h\u01a1n.<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: justify;\"><b>3. H\u1ec7 th\u1ed1ng m\u1ea1ng LAN g\u1ed3m nh\u1eefng g\u00ec?<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">V\u1edbi nh\u1eefng l\u1ee3i \u00edch c\u1ee7a <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> mang l\u1ea1i m\u00e0 ng\u00e0y nay, ch\u00fang \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn. V\u1eady <a href=\"https:\/\/bestray.com\/blog\/he-thong-mang-lan-la-gi\/\" target=\"_blank\" rel=\"noopener\"><strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN<\/strong><\/a> bao g\u1ed3m nh\u1eefng g\u00ec? Bestray xin li\u1ec7t k\u00ea c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng c\u1ee7a h\u1ec7 th\u1ed1ng n\u00e0y nh\u01b0 sau:<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>3.1. Card m\u1ea1ng &#8211; NIC<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\"><strong>Card m\u1ea1ng &#8211; NIC<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng d\u00f2ng thi\u1ebft b\u1ecb m\u1ea1ng c\u1ee7a h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u nh\u1ea5t. Ch\u00fang l\u00e0 m\u1ed9t t\u1ea5m m\u1ea1ch in \u0111\u01b0\u1ee3c c\u1eafm v\u00e0o trong m\u00e1y t\u00ednh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 cung c\u1ea5p c\u1ed5ng k\u1ebft n\u1ed1i v\u00e0o m\u1ea1ng. Card m\u1ea1ng n\u00e0y \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng \u1edf l\u1edbp 2 c\u1ee7a m\u00f4 h\u00ecnh OSI. M\u1ed7i NIC c\u00f3 ch\u1ee9a m\u1ed9t \u0111\u1ecba ch\u1ec9 duy nh\u1ea5t g\u1ecdi l\u00e0 \u0111\u1ecba ch\u1ec9 MAC &#8211; Media Access Control. Card m\u1ea1ng \u0111i\u1ec1u khi\u1ec3n th\u1ef1c hi\u1ec7n k\u1ebft n\u1ed1i d\u1eef li\u1ec7u c\u1ee7a m\u00e1y t\u00ednh v\u00e0o c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n d\u1eabn tr\u00ean m\u1ea1ng.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>3.2. B\u1ed9 l\u1eb7p &#8211; Repeater<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Trong m\u00f4 h\u00ecnh OSI, Repeater l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng \u1edf m\u1ee9c 1, c\u00f3 nhi\u1ec7m v\u1ee5 khu\u1ebfch \u0111\u1ea1i v\u00e0 \u0111\u1ecbnh th\u1eddi l\u1ea1i t\u00edn hi\u1ec7u. M\u1ee5c \u0111\u00edch c\u1ee7a b\u1ed9 l\u1eb7p n\u00e0y l\u00e0 ph\u1ee5c h\u1ed3i l\u1ea1i c\u00e1c t\u00edn hi\u1ec7u \u0111\u00e3 b\u1ecb suy y\u1ebfu khi di chuy\u1ec3n tr\u00ean \u0111\u01b0\u1eddng truy\u1ec1n <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> m\u00e0 kh\u00f4ng c\u1ea7n s\u1eeda \u0111\u1ed5i.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>3.3. Hub<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\"><strong>Hub<\/strong> hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong>Multiport Repeater<\/strong>. Hub ho\u1ea1t \u0111\u1ed9ng \u1edf m\u1ee9c 1 c\u1ee7a m\u00f4 h\u00ecnh OSI. Ch\u00fang th\u1ef1c hi\u1ec7n ch\u1ee9c n\u0103ng ho\u00e0n to\u00e0n gi\u1ed1ng nh\u01b0 Repeater nh\u01b0ng l\u1ea1i c\u00f3 nhi\u1ec1u port \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c. Hub th\u00f4ng th\u01b0\u1eddng c\u00f3 4, 8, 12 port v\u00e0 \u0111\u01b0\u1ee3c xem l\u00e0 trung t\u00e2m c\u1ee7a m\u1ea1ng h\u00ecnh sao. Trong thi\u1ebft b\u1ecb m\u1ea1ng c\u1ee7a h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet c\u00f3 c\u00e1c lo\u1ea1i Hub sau:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Passive hub &#8211; Hub th\u1ee5 \u0111\u1ed9ng<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Active hub &#8211; Hub ch\u1ee7 \u0111\u1ed9ng<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Hub chuy\u1ec3n m\u1ea1ch<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Hub th\u00f4ng minh<\/span><\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><b>3.4. C\u1ea7u n\u1ed1i &#8211; Bridge<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Trong m\u00f4 h\u00ecnh OSI, Bridge l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng \u1edf m\u1ee9c 2 d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c ph\u00e2n \u0111o\u1ea1n m\u1ea1ng nh\u1ecf c\u00f3 c\u00f9ng c\u00f4ng ngh\u1ec7 m\u1ea1ng v\u00e0 c\u00e1ch \u0111\u00e1nh \u0111\u1ecba ch\u1ec9 l\u1ea1i v\u1edbi nhau, \u0111\u1ed3ng th\u1eddi c\u00f2n g\u1eedi c\u00e1c g\u00f3i d\u1eef li\u1ec7u gi\u1eefa ch\u00fang.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ch\u00fang cho ph\u00e9p gi\u1ea3m c\u00e1c t\u1eafc ngh\u1ebdn c\u1ed5 chai t\u1ea1i c\u00e1c \u0111i\u1ec3m k\u1ebft n\u1ed1i c\u1ee7a <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet.<\/strong> Nh\u1edd vi\u1ec7c trao \u0111\u1ed5i d\u1eef li\u1ec7u gi\u1eefa hai ph\u00e2n \u0111o\u1ea1n m\u1ea1ng \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c m\u1ed9t c\u00e1ch th\u00f4ng minh. V\u00e0 cho ph\u00e9p gi\u1ea3m c\u00e1c t\u1eafc ngh\u1ebdn c\u1ed5 chai t\u1ea1i c\u00e1c \u0111i\u1ec3m k\u1ebft n\u1ed1i v\u00ec c\u00e1c d\u1eef li\u1ec7u ch\u1ec9 trao \u0111\u1ed5i trong m\u1ed9t ph\u00e2n \u0111o\u1ea1n m\u1ea1ng s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c truy\u1ec1n qua ph\u00e2n \u0111o\u1ea1n kh\u00e1c.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>3.5. B\u1ed9 chuy\u1ec3n m\u1ea1ch &#8211; Switch<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">B\u1ed9 chuy\u1ec3n m\u1ea1ch trong <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1edbi gi\u00fap l\u00e0m gia t\u0103ng b\u0103ng th\u00f4ng v\u00e0 l\u00e0m gi\u1ea3m b\u1edbt l\u01b0u th\u00f4ng tr\u00ean m\u1ea1ng. Trong m\u00f4 h\u00ecnh OSI, b\u1ed9 chuy\u1ec3n m\u1ea1ch l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng \u1edf m\u1ee9c 2. B\u1ed9 chuy\u1ec3n m\u1ea1ch cho LAN \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thay th\u1ebf cho c\u00e1c Hub v\u00e0 l\u00e0m vi\u1ec7c \u0111\u01b0\u1ee3c v\u1edbi h\u1ec7 th\u1ed1ng c\u00e1p m\u1ea1ng s\u1eb5n c\u00f3.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Gi\u1ed1ng nh\u01b0 Bridge, Switch gi\u00fap k\u1ebft n\u1ed1i v\u1edbi c\u00e1c ph\u00e2n \u0111o\u1ea1n m\u1ea1ng v\u00e0 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ph\u00e2n \u0111o\u1ea1n m\u00e0 g\u00f3i th\u00f4ng tin d\u1eef li\u1ec7u c\u1ea7n \u0111\u01b0\u1ee3c g\u1eedi t\u1edbi, l\u00e0m gi\u1ea3m b\u1edbt l\u01b0u th\u00f4ng tr\u00ean m\u1ea1ng. Switch c\u00f3 t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n so v\u1edbi Bridge v\u00e0 h\u1ed7 tr\u1ee3 c\u00e1c ch\u1ee9c n\u0103ng m\u1edbi nh\u01b0 VLAN (vi\u1ebft t\u1eaft c\u1ee7a t\u1eeb Vitural LAN).<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>4. M\u00f4 h\u00ecnh m\u1ea1ng doanh nghi\u1ec7p v\u1eeba v\u00e0 nh\u1ecf<\/b><\/h2>\n<h3 style=\"text-align: justify;\"><b>4.1. M\u00f4 h\u00ecnh m\u1ea1ng Client \u2013 Server (tr\u1ea1m \u2013 ch\u1ee7)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Trong m\u00f4 h\u00ecnh m\u1ea1ng Client \u2013 Server (tr\u1ea1m \u2013 ch\u1ee7) g\u1ed3m c\u00f3 2 lo\u1ea1i thi\u1ebft b\u1ecb:\u00a0<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>M\u00e1y t\u00ednh \u0111\u00f3ng vai tr\u00f2 l\u00e0 Server<\/strong> (<strong>m\u00e1y ch\u1ee7<\/strong>): C\u00f3 kh\u1ea3 n\u0103ng cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 v\u00e0 t\u00e0i nguy\u00ean \u0111\u1ebfn c\u00e1c m\u00e1y tr\u1ea1m kh\u00e1c trong h\u1ec7 th\u1ed1ng m\u1ea1ng. Server \u0111\u00f3ng vai tr\u00f2 h\u1ed7 tr\u1ee3 cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng tr\u00ean m\u00e1y tr\u1ea1m Client di\u1ec5n ra d\u1ec5 d\u00e0ng v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Thi\u1ebft b\u1ecb ngo\u1ea1i vi v\u00e0 m\u00e1y t\u00ednh \u0111\u00f3ng vai tr\u00f2 l\u00e0 m\u00e1y tr\u1ea1m<\/strong>: Ch\u00fang kh\u00f4ng cung c\u1ea5p t\u00e0i nguy\u00ean \u0111\u1ebfn thi\u1ebft b\u1ecb ngo\u1ea1i vi hay c\u00e1c m\u00e1y t\u00ednh kh\u00e1c m\u00e0 ch\u1ec9 s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean \u0111\u01b0\u1ee3c cung c\u1ea5p t\u1eeb m\u00e1y ch\u1ee7. M\u1ed9t m\u00e1y tr\u1ea1m trong m\u00f4 h\u00ecnh n\u00e0y c\u00f3 th\u1ec3 xem l\u00e0 m\u1ed9t m\u00e1y ch\u1ee7 cho m\u00f4 h\u00ecnh kh\u00e1c, t\u00f9y thu\u1ed9c v\u00e0o nhu c\u1ea7u s\u1eed d\u1ee5ng c\u1ee7a t\u1eebng doanh nghi\u1ec7p.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2963\" src=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/mo-hinh-client-server-1.jpg\" alt=\"M\u00f4 h\u00ecnh m\u1ea1ng Client \u2013 Server\" width=\"650\" height=\"400\" srcset=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/mo-hinh-client-server-1.jpg 650w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/mo-hinh-client-server-1-300x185.jpg 300w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">M\u00f4 h\u00ecnh m\u1ea1ng tr\u1ea1m \u2013 ch\u1ee7 v\u1eadn h\u00e0nh theo nguy\u00ean l\u00fd nh\u01b0 sau: M\u00e1y ch\u1ee7 (Server) s\u1ebd nh\u1eadn y\u00eau c\u1ea7u t\u1eeb m\u00e1y tr\u1ea1m (Client). Sau khi x\u1eed l\u00fd d\u1eef li\u1ec7u, m\u00e1y ch\u1ee7 s\u1ebd g\u1eedi k\u1ebft qu\u1ea3 v\u1ec1 cho m\u00e1y tr\u1ea1m.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><em><strong>\u01afu \u0111i\u1ec3m c\u1ee7a m\u00f4 h\u00ecnh m\u1ea1ng Client \u2013 Server (tr\u1ea1m \u2013 ch\u1ee7)<\/strong><\/em><\/li>\n<\/ul>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c tr\u00ean b\u1ea5t k\u1ef3 m\u00e1y t\u00ednh n\u00e0o c\u00f3 h\u1ed7 tr\u1ee3 giao th\u1ee9c truy\u1ec1n th\u00f4ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u00f4 h\u00ecnh Client \u2013 Server (tr\u1ea1m \u2013 ch\u1ee7) ch\u1ec9 mang \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ph\u1ea7n m\u1ec1m m\u00e0 kh\u00f4ng h\u1ec1 li\u00ean quan \u0111\u1ebfn ph\u1ea7n c\u1ee9ng, y\u00eau c\u1ea7u duy nh\u1ea5t l\u00e0 m\u00e1y ch\u1ee7 ph\u1ea3i c\u00f3 c\u1ea5u h\u00ecnh cao h\u01a1n c\u00e1c m\u00e1y tr\u1ea1m.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Client \u2013 Server (tr\u1ea1m \u2013 ch\u1ee7) mang l\u1ea1i s\u1ef1 ti\u1ec7n d\u1ee5ng v\u00e0 h\u1ed7 tr\u1ee3 ng\u01b0\u1eddi d\u00f9ng nhi\u1ec1u d\u1ecbch v\u1ee5 \u0111a d\u1ea1ng nh\u1edd kh\u1ea3 n\u0103ng truy c\u1eadp t\u1eeb xa m\u00e0 c\u00e1c m\u00f4 h\u00ecnh c\u0169 h\u01a1n kh\u00f4ng c\u00f3 \u0111\u01b0\u1ee3c.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><em><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a m\u00f4 h\u00ecnh m\u1ea1ng Client \u2013 Server (tr\u1ea1m \u2013 ch\u1ee7)<\/strong><\/em><\/li>\n<\/ul>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u00ednh b\u1ea3o m\u1eadt k\u00e9m v\u00ec ph\u1ea3i trao \u0111\u1ed5i qua l\u1ea1i c\u00e1c d\u1eef li\u1ec7u gi\u1eefa m\u00e1y tr\u1ea1m v\u00e0 m\u00e1y ch\u1ee7.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ec3 duy tr\u00ec to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng m\u1ea1ng th\u00ec lu\u00f4n ph\u1ea3i c\u00f3 1 m\u00e1y ch\u1ee7 ho\u1ea1t \u0111\u1ed9ng 24\/7. Ch\u00ednh v\u00ec s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o m\u00e1y ch\u1ee7, n\u00ean n\u1ebfu m\u00e1y ch\u1ee7 g\u1eb7p tr\u1ee5c tr\u1eb7c to\u00e0n b\u1ed9 th\u00ec h\u1ec7 th\u1ed1ng m\u1ea1ng \u0111\u1ec1u b\u1ecb ng\u01b0ng tr\u1ec7 theo.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Chi ph\u00ed l\u1eafp \u0111\u1eb7t kh\u00e1 cao.\u00a0<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><b>4.2. M\u00f4 h\u00ecnh m\u1ea1ng Peer to Peer (ngang h\u00e0ng)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Trong m\u00f4 h\u00ecnh m\u1ea1ng ngang h\u00e0ng Peer to Peer (P2P) c\u1ee7a <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet.<\/strong> Th\u00ec m\u1ed7i m\u00e1y t\u00ednh s\u1ebd \u0111\u00f3ng vai tr\u00f2 v\u1eeba l\u00e0 m\u00e1y tr\u1ea1m, v\u1eeba l\u00e0 m\u00e1y ch\u1ee7 trong m\u1ea1ng l\u01b0\u1edbi. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t m\u1ea1ng ngang h\u00e0ng P2P s\u1ebd \u0111\u01b0\u1ee3c t\u1ea1o ra khi hai ho\u1eb7c nhi\u1ec1u m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u00e0 chia s\u1ebb th\u00f4ng tin d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i th\u00f4ng qua m\u1ed9t m\u00e1y ch\u1ee7 ri\u00eang bi\u1ec7t n\u00e0o kh\u00e1c.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><em><strong>\u01afu \u0111i\u1ec3m c\u1ee7a m\u00f4 h\u00ecnh m\u1ea1ng Peer to Peer:<\/strong><\/em>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1ea5t c\u1ea3 c\u00e1c m\u00e1y t\u00ednh \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef, b\u0103ng th\u00f4ng, t\u00ednh to\u00e1n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u1ec7 th\u1ed1ng v\u1eabn s\u1ebd ho\u1ea1t \u0111\u1ed9ng t\u1ed1t khi m\u1ed9t s\u1ed1 m\u00e1y g\u1eb7p s\u1ef1 c\u1ed1 v\u00e0 kh\u00f4ng b\u1ecb ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t m\u00e1y ch\u1ee7 nh\u1ea5t \u0111\u1ecbnh.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u00ecm ki\u1ebfm c\u00e1c t\u1ec7p tr\u00ean m\u00e1y t\u00ednh c\u1ee7a ng\u01b0\u1eddi kh\u00e1c v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, nh\u01b0ng th\u01b0\u1eddng ch\u1ec9 gi\u1edbi h\u1ea1n trong m\u1ed9t th\u01b0 m\u1ee5c m\u00e0 b\u1ea1n \u0111\u00e3 chia s\u1ebb.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u1ec5 c\u00e0i \u0111\u1eb7t, chi ph\u00ed l\u1eafp \u0111\u1eb7t th\u1ea5p.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><em><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a h\u1ec7 th\u1ed1ng m\u1ea1ng Peer to Peer<\/strong><\/em><\/li>\n<\/ul>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ee9c truy c\u1eadp \u0111\u01b0\u1ee3c chia s\u1ebb, \u0111\u1ed9 an to\u00e0n v\u00e0 b\u1ea3o m\u1eadt k\u00e9m.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Kh\u00f4ng cho ph\u00e9p l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd t\u1eadp trung.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><b>4.3. M\u00f4 h\u00ecnh m\u1ea1ng lai (Hybrid)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">M\u00f4 h\u00ecnh m\u1ea1ng lai Hybrid c\u1ee7a <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p t\u1eeb c\u1ea3 hai lo\u1ea1i m\u1ea1ng ngang h\u00e0ng v\u00e0 m\u1ea1ng tr\u1ea1m \u2013 ch\u1ee7. Trong m\u00f4 h\u00ecnh m\u1ea1ng tr\u1ea1m &#8211; ch\u1ee7 th\u00ec kh\u00f4ng ph\u1ea3i m\u1ecdi m\u00e1y ch\u1ee7 \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng nh\u01b0 nhau. \u0110\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c m\u00e1y tr\u1ea1m tr\u00ean m\u1ea1ng, ch\u00fang \u0111\u01b0\u1ee3c d\u00e0nh ri\u00eang \u0111\u1ec3 th\u1ef1c hi\u1ec7n nh\u1eefng nhi\u1ec7m v\u1ee5 chuy\u00ean bi\u1ec7t.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">M\u1ed9t m\u00e1y ch\u1ee7 s\u1ebd th\u1ef1c hi\u1ec7n m\u1ed9t nhi\u1ec7m v\u1ee5 ri\u00eang bi\u1ec7t n\u00e0o \u0111\u00f3 ho\u1eb7c c\u0169ng c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n to\u00e0n b\u1ed9 c\u00e1c nhi\u1ec7m v\u1ee5 n\u00e0y. V\u00ed d\u1ee5 nh\u01b0: FTP server, File server, Web server, Printer server,\u2026<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>5. Ti\u00eau ch\u00ed x\u00e2y d\u1ef1ng v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng m\u1ea1ng LAN cho c\u00f4ng ty<\/b><\/h2>\n<h3 style=\"text-align: justify;\"><b>5.1. Nhu c\u1ea7u s\u1eed d\u1ee5ng m\u1ea1ng<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">X\u00e2y d\u1ef1ng v\u00e0 thi\u1ebft k\u1ebf <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> ph\u1ea7n l\u1edbn ph\u1ee5 thu\u1ed9c v\u00e0o nhu c\u1ea7u s\u1eed d\u1ee5ng c\u1ee7a doanh nghi\u1ec7p. C\u00f3 3 nhu c\u1ea7u th\u01b0\u1eddng \u0111\u01b0\u1ee3c quan t\u00e2m nhi\u1ec1u nh\u1ea5t nh\u01b0 sau:\u00a0<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Th\u1ee9 nh\u1ea5t<\/strong>, b\u1ea1n c\u1ea7n hi\u1ec3u r\u00f5 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng m\u1ea1ng LAN v\u00e0 Internet: Ph\u1ee5c v\u1ee5 nh\u1eefng ai? L\u00e0m g\u00ec? C\u00e1c t\u00e1c v\u1ee5 c\u00f4ng vi\u1ec7c bao g\u1ed3m nh\u1eefng g\u00ec? Ch\u1ec9 c\u1ea7n t\u1ed1c \u0111\u1ed9 Mbps th\u1ea5p \u0111\u1ec3 duy\u1ec7t web hay c\u1ea7n c\u00f3 t\u1ed1c \u0111\u1ed9 Mbps cao nh\u01b0 t\u1ea3i video \u0111\u00e1p \u1ee9ng c\u00f4ng vi\u1ec7c?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Th\u1ee9 hai<\/strong>, b\u1ea1n c\u1ea7n n\u1eafm \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c s\u1ed1 l\u01b0\u1ee3ng v\u00e0 di\u1ec7n t\u00edch c\u00e1c ph\u00f2ng c\u1ea7n ph\u1ee7 s\u00f3ng cho h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Th\u1ee9 ba<\/strong>, b\u1ea1n c\u0169ng c\u1ea7n t\u00ednh to\u00e1n ch\u00ednh x\u00e1c m\u1eadt \u0111\u1ed9 v\u00e0 s\u1ed1 l\u01b0\u1ee3ng c\u00e1c thi\u1ebft b\u1ecb trong v\u0103n ph\u00f2ng.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Th\u00f4ng th\u01b0\u1eddng, b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i t\u1ef1 th\u1ef1c hi\u1ec7n c\u00e1c vi\u1ec7c n\u00e0y. Khi doanh nghi\u1ec7p thu\u00ea c\u00e1c \u0111\u01a1n v\u1ecb x\u00e2y d\u1ef1ng v\u00e0 thi\u1ebft k\u1ebf <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong>, h\u1ecd s\u1ebd ti\u1ebfn h\u00e0nh kh\u1ea3o s\u00e1t th\u1ef1c t\u1ebf m\u1eb7t b\u1eb1ng v\u00e0 gi\u00fap doanh nghi\u1ec7p t\u00ednh to\u00e1n m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c nh\u1ea5t.\u00a0<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>5.2. L\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb m\u1ea1ng\u00a0<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb m\u1ea1ng c\u1ee7a th\u01b0\u01a1ng hi\u1ec7u n\u00e0o? S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb m\u1ea1ng c\u00f3 nh\u1eefng c\u00f4ng n\u0103ng nh\u01b0 th\u1ebf n\u00e0o? C\u1ea7n l\u1eafp \u0111\u1eb7t s\u1ed1 l\u01b0\u1ee3ng bao nhi\u00eau th\u00ec \u0111\u1ee7 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng t\u1ed1t nhu c\u1ea7u c\u00f4ng vi\u1ec7c?\u2026 \u0110\u00e2y c\u0169ng l\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 c\u1ea7n ph\u1ea3i quan t\u00e2m trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf v\u00e0 <strong>thi c\u00f4ng h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> cho doanh nghi\u1ec7p.\u00a0<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00f3 r\u1ea5t nhi\u1ec1u doanh nghi\u1ec7p t\u1eadn d\u1ee5ng nh\u1eefng thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c t\u1eb7ng k\u00e8m t\u1eeb nh\u00e0 m\u1ea1ng khi l\u1eafp \u0111\u1eb7t g\u00f3i c\u00e1p quang. Th\u1ebf nh\u01b0ng, c\u00e1c thi\u1ebft b\u1ecb n\u00e0y th\u01b0\u1eddng c\u00f3 c\u00f4ng n\u0103ng kh\u00f4ng cao, kh\u00f4ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p c\u00e1c ch\u1ee9c n\u0103ng l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u t\u1eadp trung. Ch\u00ednh v\u00ec v\u1eady, trong su\u1ed1t qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng r\u1ea5t hay g\u1eb7p t\u00ecnh tr\u1ea1ng m\u1ea1ng y\u1ebfu, ch\u1eadm, wifi th\u01b0\u1eddng xuy\u00ean b\u1ecb treo d\u00f9 c\u00f3 \u0111\u1ee7 4 v\u1ea1ch s\u00f3ng.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Do v\u1eady, doanh nghi\u1ec7p c\u1ea7n \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n l\u1ef1a ch\u1ecdn nh\u1eefng d\u00f2ng thi\u1ebft b\u1ecb m\u1ea1ng ch\u00ednh h\u00e3ng, ph\u00f9 h\u1ee3p v\u1ec1 c\u00f4ng n\u0103ng v\u00e0 nhu c\u1ea7u s\u1eed d\u1ee5ng. \u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet lu\u00f4n \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 cao.\u00a0<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">V\u1ec1 c\u00f4ng n\u0103ng v\u00e0 s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb m\u1ea1ng s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o di\u1ec7n t\u00edch m\u1eb7t b\u1eb1ng c\u1ee7a t\u1eebng v\u0103n ph\u00f2ng, nhu c\u1ea7u s\u1eed d\u1ee5ng c\u1ee7a m\u1ed7i doanh nghi\u1ec7p \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c khi l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>5.3. Nh\u00e0 cung c\u1ea5p v\u00e0 g\u00f3i c\u00e1p m\u1ea1ng ph\u00f9 h\u1ee3p<\/b><span style=\"font-weight: 400;\">\u00a0<\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Hi\u1ec7n nay c\u00f3 r\u1ea5t nhi\u1ec1u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u00e1p quang v\u00e0 \u0111a d\u1ea1ng g\u00f3i c\u01b0\u1edbc ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng m\u00f4 h\u00ecnh doanh nghi\u1ec7p. V\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1eddng truy\u1ec1n d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u1ea1t l\u00ean \u0111\u1ebfn 100Mbps. T\u00f9y thu\u1ed9c v\u00e0o t\u1eebng s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb, nhu c\u1ea7u s\u1eed d\u1ee5ng, sau \u0111\u00e2y Bestray xin g\u1ee3i \u00fd cho b\u1ea1n nh\u1eefng g\u00f3i c\u00e1p quang c\u00f3 b\u0103ng th\u00f4ng t\u1ed1i \u01b0u nh\u1ea5t:\u00a0\u00a0<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Quy m\u00f4 doanh nghi\u1ec7p t\u1eeb 10 &#8211; 15 nh\u00e2n s\u1ef1: &gt; 40Mbps<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Quy m\u00f4 doanh nghi\u1ec7p t\u1eeb 15 &#8211; 30 nh\u00e2n s\u1ef1: &gt; 60 Mbps<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Quy m\u00f4 doanh nghi\u1ec7p t\u1eeb 30 &#8211; 50 nh\u00e2n s\u1ef1: &gt; 80 Mbps<\/span><\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><b>5.4. \u0110\u01a1n v\u1ecb x\u00e2y d\u1ef1ng v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng m\u1ea1ng\u00a0<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\"><strong>H\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t cho doanh nghi\u1ec7p s\u1ebd kh\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng m\u1ea1ng d\u00f9ng trong gia \u0111\u00ecnh.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Nh\u00e0 m\u1ea1ng ch\u1ec9 cung c\u1ea5p c\u00e1c g\u00f3i d\u1ecbch v\u1ee5 c\u00e1p quang ch\u1ee9 kh\u00f4ng thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng m\u1ea1ng d\u00e0nh cho doanh nghi\u1ec7p. Do \u0111\u00f3, doanh nghi\u1ec7p c\u1ea7n t\u00ecm \u0111\u1ebfn s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a c\u00e1c chuy\u00ean gia cung c\u1ea5p gi\u1ea3i ph\u00e1p m\u1ea1ng v\u0103n ph\u00f2ng. C\u00f3 4 ti\u00eau ch\u00ed quan tr\u1ecdng m\u00e0 b\u1ea1n c\u1ea7n l\u01b0u \u00fd khi t\u00ecm ki\u1ebfm nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u1ea1ng v\u0103n ph\u00f2ng uy t\u00edn, \u0111\u00f3 l\u00e0:\u00a0<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">S\u1ed1 n\u0103m kinh nghi\u1ec7m c\u1ee7a \u0111\u1ed9i ng\u0169 chuy\u00ean gia v\u00e0 k\u1ef9 s\u01b0.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Quy tr\u00ecnh th\u1ef1c hi\u1ec7n kh\u1ea3o s\u00e1t, thi\u1ebft k\u1ebf v\u00e0 l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng m\u1ea1ng chuy\u00ean nghi\u1ec7p.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3, ch\u00ednh s\u00e1ch b\u1ea3o tr\u00ec, b\u1ea3o h\u00e0nh d\u00e0i h\u1ea1n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00e1c d\u1ef1 \u00e1n \u0111\u00e3 t\u1eebng tri\u1ec3n khai tr\u01b0\u1edbc \u0111\u00e2y c\u1ee7a h\u1ecd c\u00f3 hi\u1ec7u qu\u1ea3 hay kh\u00f4ng.<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: justify;\"><b>6. C\u00f4ng ngh\u1ec7 m\u1ea1ng LAN s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t hi\u1ec7n nay<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00f3 th\u1ec3 n\u00f3i, Ethernet \u0111\u01b0\u1ee3c xem l\u00e0 c\u00f4ng ngh\u1ec7 m\u1ea1ng LAN \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng kh\u00e1 ph\u1ed5 bi\u1ebfn nh\u1ea5t. Ch\u00fang chuy\u00ean d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i m\u1ea1ng m\u00e1y t\u00ednh, gi\u00fap c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 m\u00e1y chi\u1ebfu, laptop,&#8230; c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng k\u1ebft n\u1ed1i Internet v\u00e0 truy\u1ec1n th\u00f4ng tin d\u1eef li\u1ec7u sang c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">V\u00ec ch\u00fang c\u00f3 t\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u nhanh c\u00f9ng v\u1edbi \u0111\u1ed9 tin c\u1eady v\u00e0 \u0111\u1ed9 b\u1ea3o m\u1eadt cao n\u00ean Ethernet th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u1edf kh\u1eafp n\u01a1i. Kh\u00f4ng nh\u1eefng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c v\u0103n ph\u00f2ng doanh nghi\u1ec7p m\u00e0 c\u00f2n \u1ee9ng d\u1ee5ng trong c\u00e1c tr\u01b0\u1eddng h\u1ecdc, b\u1ec7nh vi\u1ec7n,&#8230;<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>7. T\u1ed5ng k\u1ebft<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00f3 th\u1ec3 n\u00f3i, <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Interne<\/strong>t \u0111\u00e3 tr\u1edf th\u00e0nh ph\u01b0\u01a1ng ti\u1ec7n thi\u1ebft y\u1ebfu trong m\u1ed7i doanh nghi\u1ec7p. M\u1ed7i h\u1ec7 th\u1ed1ng khi l\u1eafp \u0111\u1eb7t \u0111\u1ec1u s\u1ebd c\u00f3 m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng d\u00e2y c\u00e1p m\u1ea1ng v\u00f4 c\u00f9ng d\u00e0y \u0111\u1eb7c. R\u1ea5t d\u1ec5 x\u1ea3y ra c\u00e1c s\u1ef1 c\u1ed1 v\u1ec1 \u0111i\u1ec7n n\u1ebfu kh\u00f4ng c\u00f3 s\u1ef1 qu\u1ea3n l\u00fd, s\u1eafp x\u1ebfp v\u00e0 \u0111\u1ea3m b\u1ea3o d\u00e2y d\u1eabn m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn.<\/span><\/p>\n<p>Ngo\u00e0i ra, <span style=\"font-weight: 400;\"><strong><a href=\"https:\/\/bestray.com\/cable-management\/mang-cap\/\" target=\"_blank\" rel=\"noopener\">m\u00e1ng c\u00e1p<\/a><\/strong>, <strong><a href=\"https:\/\/bestray.com\/cable-management\/thang-cap\/\" target=\"_blank\" rel=\"noopener\">thang c\u00e1p<\/a><\/strong>, <strong><a href=\"https:\/\/bestray.com\/cable-management\/khay-cap\/\" target=\"_blank\" rel=\"noopener\">khay c\u00e1p<\/a><\/strong>, m\u00e1ng l\u01b0\u1edbi, <strong><a href=\"https:\/\/bestray.com\/blog\/lua-chon-phu-kien-mang-cap\/\" target=\"_blank\" rel=\"noopener\">ph\u1ee5 ki\u1ec7n m\u00e1ng c\u00e1p<\/a><\/strong><\/span> c\u00f2n \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o t\u00ednh an to\u00e0n v\u00e0 tr\u00e1nh c\u00e1c tai n\u1ea1n khi s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng m\u1ea1ng. N\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch ho\u1eb7c s\u1eed d\u1ee5ng ph\u1ee5 ki\u1ec7n k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng, ch\u00fang c\u00f3 th\u1ec3 g\u00e2y nguy hi\u1ec3m cho an to\u00e0n c\u1ee7a ng\u01b0\u1eddi s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng.<\/p>\n<p>Khi x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng m\u1ea1ng LAN, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ph\u1ee5 ki\u1ec7n c\u00e1p l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ec7 th\u1ed1ng. N\u1ebfu c\u00e1c d\u00e2y c\u00e1p kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh v\u1ecb ch\u00ednh x\u00e1c ho\u1eb7c b\u1ea3o v\u1ec7 \u0111\u1ea7y \u0111\u1ee7, ch\u00fang c\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec5u s\u00f3ng v\u00e0 gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng. Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ph\u1ee5 ki\u1ec7n c\u00e1p c\u0169ng gi\u00fap cho vi\u1ec7c ph\u00e1t hi\u1ec7n v\u00e0 s\u1eeda ch\u1eefa l\u1ed7i m\u1ea1ng tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Do \u0111\u00f3, \u0111\u1ec3 <strong>h\u1ec7 th\u1ed1ng m\u1ea1ng LAN v\u00e0 Internet<\/strong> \u0111\u01b0\u1ee3c ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh. Ch\u1ed1ng nhi\u1ec5u \u0111i\u1ec7n, ch\u1ed1ng \u0111i\u1ec7n gi\u1eadt, kh\u00f4ng b\u1ecb tr\u1ea7y x\u01b0\u1edbc v\u1ecf d\u00e2y c\u00e1. Th\u00ec c\u00e1c \u0111\u01a1n v\u1ecb thi c\u00f4ng n\u00ean l\u1eafp \u0111\u1eb7t <strong>h\u1ec7 th\u1ed1ng m\u00e1ng c\u00e1p<\/strong> \u0111\u1ec3 b\u1ea3o v\u1ec7 \u0111\u01b0\u1eddng d\u00e2y c\u00e1p m\u1ea1ng an to\u00e0n h\u01a1n. N\u1ebfu c\u00e1c doanh nghi\u1ec7p, \u0111\u01a1n v\u1ecb thi c\u00f4ng \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t \u0111\u1ecba ch\u1ec9 cung c\u1ea5p thang m\u00e1ng c\u00e1p uy t\u00edn th\u00ec <strong>Bestray<\/strong> s\u1ebd l\u00e0 n\u01a1i b\u1ea1n c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc v\u00e0 l\u1ef1a ch\u1ecdn.\u00a0<\/span><\/p>\n<p style=\"text-align: justify;\"><strong><a href=\"https:\/\/bestray.com\/cable-management\/mang-luoi\/\" target=\"_blank\" rel=\"noopener\">M\u00e1ng l\u01b0\u1edbi<\/a><\/strong> Bestray \u0111\u00e3 \u0111\u1ea1t ch\u1ee9ng nh\u1eadn UL, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m m\u00e1ng ch\u1ee9a v\u00e0 b\u1ea3o v\u1ec7 cho c\u00e1c tuy\u1ebfn c\u00e1p m\u1ea1ng LAN v\u00e0 Internet:<\/p>\n<figure id=\"attachment_2843\" aria-describedby=\"caption-attachment-2843\" style=\"width: 1778px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2843\" src=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-1-A79-16.jpg\" alt=\"M\u00e1ng l\u01b0\u1edbi m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng Bestray\" width=\"1778\" height=\"1000\" srcset=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-1-A79-16.jpg 1778w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-1-A79-16-300x169.jpg 300w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-1-A79-16-1024x576.jpg 1024w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-1-A79-16-768x432.jpg 768w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-1-A79-16-1536x864.jpg 1536w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-1-A79-16-696x391.jpg 696w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-1-A79-16-1068x601.jpg 1068w\" sizes=\"auto, (max-width: 1778px) 100vw, 1778px\" \/><figcaption id=\"caption-attachment-2843\" class=\"wp-caption-text\"><span style=\"font-size: 16px;\">M\u00e1ng l\u01b0\u1edbi m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng Bestray<\/span><\/figcaption><\/figure>\n<figure id=\"attachment_2844\" aria-describedby=\"caption-attachment-2844\" style=\"width: 1778px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2844\" src=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-2-A45-14.jpg\" alt=\"M\u00e1ng l\u01b0\u1edbi inox 304 Bestray \" width=\"1778\" height=\"1000\" srcset=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-2-A45-14.jpg 1778w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-2-A45-14-300x169.jpg 300w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-2-A45-14-1024x576.jpg 1024w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-2-A45-14-768x432.jpg 768w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-2-A45-14-1536x864.jpg 1536w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-2-A45-14-696x391.jpg 696w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-2-A45-14-1068x601.jpg 1068w\" sizes=\"auto, (max-width: 1778px) 100vw, 1778px\" \/><figcaption id=\"caption-attachment-2844\" class=\"wp-caption-text\"><span style=\"font-size: 16px;\">M\u00e1ng l\u01b0\u1edbi inox 304 Bestray <\/span><\/figcaption><\/figure>\n<figure id=\"attachment_2845\" aria-describedby=\"caption-attachment-2845\" style=\"width: 1778px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2845\" src=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-3-A38-47.jpg\" alt=\"M\u00e1ng l\u01b0\u1edbi inox 304 Bestray (lu\u00f4n c\u00f3 s\u1eb5n trong kho)\" width=\"1778\" height=\"1000\" srcset=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-3-A38-47.jpg 1778w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-3-A38-47-300x169.jpg 300w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-3-A38-47-1024x576.jpg 1024w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-3-A38-47-768x432.jpg 768w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-3-A38-47-1536x864.jpg 1536w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-3-A38-47-696x391.jpg 696w, https:\/\/bestray.com\/blog\/wp-content\/uploads\/2022\/02\/Hinh-3-A38-47-1068x601.jpg 1068w\" sizes=\"auto, (max-width: 1778px) 100vw, 1778px\" \/><figcaption id=\"caption-attachment-2845\" class=\"wp-caption-text\"><span style=\"font-size: 16px;\">M\u00e1ng l\u01b0\u1edbi inox 304 Bestray (lu\u00f4n c\u00f3 s\u1eb5n trong kho)<\/span><\/figcaption><\/figure>\n<p style=\"text-align: center;\"><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/P4oRqgO2lrk\" width=\"560\" height=\"314\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\"><a href=\"https:\/\/bestray.com\/\" target=\"_blank\" rel=\"noopener\"><strong>C\u00f4ng ty c\u1ed5 ph\u1ea7n Bestray<\/strong><\/a> l\u00e0 \u0111\u01a1n v\u1ecb chuy\u00ean s\u1ea3n xu\u1ea5t v\u00e0 cung c\u1ea5p khay c\u00e1p, <span style=\"color: #000000;\">thang c\u00e1p, m\u00e1ng c\u00e1p v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n thang m\u00e1ng c\u00e1p <\/span>\u0111i k\u00e8m cho h\u1ea7u h\u1ebft c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng tr\u00ean kh\u1eafp c\u1ea3 n\u01b0\u1edbc. Kh\u00f4ng nh\u1eefng th\u1ebf, ch\u00fang t\u00f4i lu\u00f4n c\u00f3 \u0111\u01b0\u1ee3c s\u1ef1 \u0111\u00e1nh gi\u00e1 cao t\u1eeb c\u00e1c nh\u00e0 th\u1ea7u, c\u00e1c k\u1ef9 s\u01b0 v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. V\u1edbi \u0111\u1ed9 b\u1ec1n cao, ch\u1eafc ch\u1eafn v\u00e0 \u0111a d\u1ea1ng ch\u1ee7ng lo\u1ea1i, m\u1eabu m\u00e3 t\u1ed1t.<\/span><span style=\"font-weight: 400;\"> Nh\u1eb1m \u0111\u00e1p \u1ee9ng t\u1ed1t m\u1ecdi y\u00eau c\u1ea7u c\u1ee7a qu\u00fd kh\u00e1ch h\u00e0ng.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">B\u00ean c\u1ea1nh \u0111\u00f3, ch\u00fang t\u00f4i c\u00f2n c\u00f3 \u0111\u1ed9i ng\u0169 nh\u00e2n c\u00f4ng l\u00e0nh ngh\u1ec1 v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t \u0111\u1ea1t chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng qu\u1ed1c t\u1ebf n\u00ean qu\u00fd kh\u00e1ch ho\u00e0n to\u00e0n y\u00ean t\u00e2m v\u1ec1 s\u1ea3n ph\u1ea9m m\u00e0 Bestray cung c\u1ea5p.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">N\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 th\u1eafc m\u1eafc n\u00e0o c\u1ea7n \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p, h\u00e3y g\u1ecdi ngay <\/span><b>Hotline 0909 089 678<\/b><span style=\"font-weight: 400;\"> \u0111\u1ec3 ch\u00fang t\u00f4i h\u1ed7 tr\u1ee3 v\u00e0 t\u01b0 v\u1ea5n nhanh nh\u1ea5t nh\u00e9!<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5197\" src=\"https:\/\/bestray.com\/blog\/wp-content\/uploads\/2024\/02\/Thang-Mang-Cap-Bestray-Chat-Luong-Cao-\u2013-Giai-Phap-Bao-Ve-An-Toan-Cho-He-Thong-Dien-1.gif\" alt=\"thang m\u00e1ng c\u00e1p\" width=\"1080\" height=\"1080\" \/><\/p>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n<h2><strong>C\u00f4ng Ty C\u1ed5 Ph\u1ea7n Bestray &#8211; Chuy\u00ean S\u1ea3n Xu\u1ea5t Thang M\u00e1ng C\u00e1p (Cable Tray, <\/strong><strong>Cable <\/strong><strong>Trunking)<\/strong><\/h2>\n<ul>\n<li><span style=\"font-size: 20px;\">\u0110\u1ecba ch\u1ec9: 180\/7b, \u1ea5p T\u00e2n Th\u1edbi 3, x\u00e3 T\u00e2n Hi\u1ec7p, huy\u1ec7n H\u00f3c M\u00f4n, TPHCM<\/span><\/li>\n<li><span style=\"font-size: 20px;\">\u0110i\u1ec7n Tho\u1ea1i: (028) 3713 3076 &#8211; 078 453 1668 &#8211; 0909 089 678<\/span><\/li>\n<li><span style=\"font-size: 20px;\">E-mail: sales@bestray<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>H\u1ec7 th\u1ed1ng m\u1ea1ng Lan v\u00e0 Internet th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c doanh nghi\u1ec7p, c\u00f4ng ty nh\u1eb1m t\u1ea1o s\u1ef1 li\u00ean k\u1ebft t\u1ed1t nh\u1ea5t khi ho\u1ea1t \u0111\u1ed9ng. V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 th\u00f4ng tin n\u00ean h\u1ec7 th\u1ed1ng m\u1ea1ng n\u1ed9i b\u1ed9 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ea5t nhi\u1ec1u trong c\u00e1c l\u0129nh v\u1ef1c \u0111\u1eddi s\u1ed1ng. \u0110\u1eb7c bi\u1ec7t l\u00e0 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3189,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[119],"tags":[],"class_list":{"0":"post-2842","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-cam-nang"},"lang":"vi","translations":{"vi":2842},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/posts\/2842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/comments?post=2842"}],"version-history":[{"count":13,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/posts\/2842\/revisions"}],"predecessor-version":[{"id":5347,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/posts\/2842\/revisions\/5347"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/media\/3189"}],"wp:attachment":[{"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/media?parent=2842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/categories?post=2842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/tags?post=2842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}