{"id":5931,"date":"2022-03-31T09:35:25","date_gmt":"2022-03-31T02:35:25","guid":{"rendered":"https:\/\/vietnam.atalink.com\/blog\/?p=5931"},"modified":"2022-04-14T16:51:10","modified_gmt":"2022-04-14T09:51:10","slug":"mang-lan-la-gi-vai-tro-cac-loai-mang-lan-noi-bo","status":"publish","type":"post","link":"https:\/\/vietnam.atalink.com\/blog\/mang-lan-la-gi-vai-tro-cac-loai-mang-lan-noi-bo\/","title":{"rendered":"M\u1ea1ng LAN l\u00e0 g\u00ec? Vai tr\u00f2 c\u00e1c lo\u1ea1i m\u1ea1ng LAN n\u1ed9i b\u1ed9"},"content":{"rendered":"<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">V\u1edbi th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n nh\u01b0 hi\u1ec7n nay th\u00ec ph\u1ea7n l\u1edbn, c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed \u0111\u1ec1u \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi Internet. V\u00e0 h\u1ec7 th\u1ed1ng <strong>m\u1ea1ng LAN<\/strong> l\u00e0 m\u1ed9t nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c gi\u00fap c\u00e1c thi\u1ebft b\u1ecb v\u0103n ph\u00f2ng c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c v\u1edbi Internet m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng. B\u1ea5t k\u1ec3 doanh nghi\u1ec7p c\u00f3 quy m\u00f4 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o c\u0169ng \u0111\u1ec1u c\u1ea7n m\u1ed9t h\u1ec7 th\u1ed1ng m\u1ea1ng LAN gi\u00fap truy c\u1eadp m\u1ea1ng \u0111\u1ec3 ph\u1ee5c v\u1ee5 t\u1ed1t cho c\u00f4ng vi\u1ec7c. M\u00f4 h\u00ecnh m\u1ea1ng n\u1ed9i b\u1ed9 \u0111\u01b0\u1ee3c xem l\u00e0 \u201cx\u01b0\u01a1ng s\u1ed1ng\u201d gi\u00fap cho h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru, d\u1ec5 d\u00e0ng b\u1ea3o tr\u00ec, n\u00e2ng c\u1ea5p v\u00e0 c\u00f3 t\u00ednh b\u1ea3o m\u1eadt cao. V\u1eady b\u1ea1n \u0111\u00e3 bi\u1ebft g\u00ec v\u1ec1 h\u1ec7 th\u1ed1ng m\u1ea1ng LAN n\u1ed9i b\u1ed9 ch\u01b0a? H\u00e3y c\u00f9ng ATALINK t\u00ecm hi\u1ec3u qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y nh\u00e9!<\/span><\/p>\n<h2><span style=\"font-family: arial, helvetica, sans-serif;\"><b>1. M\u1ea1ng LAN l\u00e0 g\u00ec? C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1ea1ng LAN<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\"><strong>M\u1ea1ng LAN<\/strong> \u0111\u01b0\u1ee3c vi\u1ebft t\u1eaft trong ti\u1ebfng Anh l\u00e0 Local Area Network. C\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1m d\u1ecbch ra l\u00e0 h\u1ec7 th\u1ed1ng m\u1ea1ng m\u00e1y t\u00ednh n\u1ed9i b\u1ed9. H\u1ec7 th\u1ed1ng n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb, m\u00e1y m\u00f3c v\u0103n ph\u00f2ng v\u1edbi nhau \u0111\u1ec3 c\u00f9ng l\u00e0m vi\u1ec7c v\u00e0 chia s\u1ebb d\u1eef li\u1ec7u. M\u1ea1ng LAN \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh trong m\u1ed9t kh\u00f4ng gian h\u1eb9p v\u00e0 k\u1ebft n\u1ed1i v\u1edbi nhau b\u1eb1ng s\u1ee3i c\u00e1p LAN. Ch\u00ednh v\u00ec v\u1eady m\u00e0 h\u1ec7 th\u1ed1ng m\u1ea1ng LAN ch\u1ec9 th\u01b0\u1eddng d\u00f9ng trong nh\u1eefng kh\u00f4ng gian l\u00e0m vi\u1ec7c c\u00f3 ph\u1ea1m vi gi\u1edbi h\u1ea1n.<\/span><\/p>\n<h2><span style=\"font-family: arial, helvetica, sans-serif;\"><b>2. Vai tr\u00f2 v\u00e0 l\u1ee3i \u00edch c\u1ee7a M\u1ea1ng LAN k\u1ebft n\u1ed1i m\u00e1y t\u00ednh<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Th\u00f4ng qua c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng v\u00e0 d\u00e2y c\u00e1p m\u00e0 h\u1ec7 th\u1ed1ng <strong>m\u1ea1ng LAN<\/strong> c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb v\u0103n ph\u00f2ng nh\u01b0 laptop, m\u00e1y t\u00ednh, m\u00e1y in, &#8230; v\u1edbi nhau. H\u1ec7 th\u1ed1ng m\u1ea1ng LAN \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf r\u1ea5t khoa h\u1ecdc v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng nhu c\u1ea7u s\u1eed d\u1ee5ng c\u1ee7a m\u1ed7i doanh nghi\u1ec7p nh\u1eb1m \u0111\u1ea3m b\u1ea3o t\u1ed1c \u0111\u1ed9 Internet ho\u1ea1t \u0111\u1ed9ng nhanh ch\u00f3ng v\u00e0 \u1ed5n \u0111\u1ecbnh cho h\u00e0ng ch\u1ee5c, h\u00e0ng tr\u0103m thi\u1ebft b\u1ecb m\u00e1y m\u00f3c v\u0103n ph\u00f2ng v\u1eadn h\u00e0nh c\u00f9ng l\u00fac. Nh\u1edd v\u1eady m\u00e0 trong c\u00f9ng m\u1ed9t kh\u00f4ng gian l\u00e0m vi\u1ec7c, h\u1ec7 th\u1ed1ng m\u1ea1ng LAN c\u00f3 th\u1ec3 gi\u00fap nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 nh\u01b0:\u00a0<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Tra c\u1ee9u, t\u00ecm hi\u1ec3u v\u00e0 trao \u0111\u1ed5i th\u00f4ng tin, d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c n\u1ec1n t\u1ea3ng Internet m\u1ed9t c\u00e1ch nhanh ch\u00f3ng<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Chia s\u1ebb c\u00e1c t\u1eadp tin, d\u1eef li\u1ec7u n\u1ed9i b\u1ed9 v\u1edbi nhau<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Sao ch\u00e9p ho\u1eb7c ch\u1ec9nh s\u1eeda c\u00e1c t\u1eadp tin, d\u1eef li\u1ec7u tr\u00ean m\u00e1y t\u00ednh kh\u00e1c m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u01b0 \u0111ang th\u1ef1c hi\u1ec7n tr\u00ean m\u00e1y t\u00ednh c\u1ee7a ch\u00ednh m\u00ecnh<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Khi k\u1ebft n\u1ed1i m\u1ea1ng, c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng s\u1eed d\u1ee5ng chung v\u1edbi c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi nh\u01b0: m\u00e1y scan, m\u00e1y in, m\u00e1y photocopy, m\u00e1y fax, \u2026<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-family: arial, helvetica, sans-serif;\"><b>3. C\u1ee5m t\u1eeb C\u1ed5ng m\u1ea1ng LAN (RJ45)<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">C\u1ed5ng <strong>m\u1ea1ng LAN<\/strong> RJ45 (\u0111\u01b0\u1ee3c vi\u1ebft t\u1eaft c\u1ee7a t\u1eeb Registered Jack 45) l\u00e0 m\u1ed9t lo\u1ea1i d\u00e2y c\u00e1p gi\u00fap k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb nh\u01b0: laptop, m\u00e1y t\u00ednh, tivi, &#8230; v\u1edbi modem m\u1ea1ng th\u00f4ng qua c\u1ed5ng Ethernet nh\u1eb1m \u0111\u1ea3m b\u1ea3o c\u00e1c thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 truy c\u1eadp Internet m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng v\u00e0 nhanh ch\u00f3ng.<\/span><\/p>\n<figure id=\"attachment_5932\" aria-describedby=\"caption-attachment-5932\" style=\"width: 761px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" class=\"size-full wp-image-5932\" src=\"https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Cap-mang-LAN-Ugreen-RJ45-Cat6.jpg\" alt=\"Internet lan\" width=\"761\" height=\"635\" srcset=\"https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Cap-mang-LAN-Ugreen-RJ45-Cat6.jpg 761w, https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Cap-mang-LAN-Ugreen-RJ45-Cat6-300x250.jpg 300w, https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Cap-mang-LAN-Ugreen-RJ45-Cat6-696x581.jpg 696w\" sizes=\"(max-width: 761px) 100vw, 761px\" \/><figcaption id=\"caption-attachment-5932\" class=\"wp-caption-text\"><span style=\"font-size: 16px; font-family: arial, helvetica, sans-serif;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0C\u00e1p m\u1ea1ng LAN Ugreen RJ45 Cat6<\/span><\/figcaption><\/figure>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><span style=\"font-weight: 400;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 Ngu\u1ed3n: <\/span><a href=\"https:\/\/www.ugreen.com\/\" target=\"_blank\" rel=\"nofollow noopener\"><span style=\"font-weight: 400;\">https:\/\/www.ugreen.com\/<\/span><\/a><\/span><\/p>\n<h3><span style=\"font-family: arial, helvetica, sans-serif;\"><b>3.1. C\u1ea5u t\u1ea1o<\/b><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">C\u1ed5ng m\u1ea1ng LAN RJ45 c\u00f3 c\u1ea5u t\u1ea1o bao g\u1ed3m 2 th\u00e0nh ph\u1ea7n ch\u00ednh l\u00e0 d\u00e2y m\u1ea1ng v\u00e0 h\u1ea1t m\u1ea1ng.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">D\u00e2y m\u1ea1ng: L\u00e0 lo\u1ea1i d\u00e2y c\u00f3 8 s\u1ee3i l\u00f5i c\u00e1p xo\u1eafn v\u1edbi nhau t\u1ea1o th\u00e0nh 4 c\u1eb7p m\u00e0u s\u1eafc kh\u00e1c nhau, l\u1ea7n l\u01b0\u1ee3t l\u00e0 tr\u1eafng cam \/ cam, tr\u1eafng xanh l\u00e1 \/ xanh l\u00e1, tr\u1eafng xanh d\u01b0\u01a1ng \/ xanh d\u01b0\u01a1ng, tr\u1eafng n\u00e2u \/ n\u00e2u.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">H\u1ea1t m\u1ea1ng: L\u00e0 thi\u1ebft b\u1ecb n\u1eb1m \u1edf hai \u0111\u1ea7u c\u1ee7a c\u1ed5ng m\u1ea1ng LAN RJ45, c\u00f3 c\u00e1c khe c\u1eafm l\u00e0m t\u1eeb \u0111\u1ed3ng v\u1edbi khe h\u00ecnh ch\u1eef nh\u1eadt, th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 k\u1ebft n\u1ed1i m\u1ed9t \u0111\u1ea7u d\u00e2y c\u00e1p v\u1edbi laptop, m\u00e1y t\u00ednh, &#8230; v\u00e0 \u0111\u1ea7u c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi modem m\u1ea1ng.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-family: arial, helvetica, sans-serif;\"><b>3.2. \u1ee8ng d\u1ee5ng<\/b><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">C\u00e1c d\u00e2y c\u00e1p RJ45 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng m\u1ea1ng LAN nh\u1eb1m gi\u00fap c\u00e1c m\u00e1y t\u00ednh \u1edf g\u1ea7n nhau c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u00e0 chia s\u1ebb d\u1eef li\u1ec7u v\u1edbi nhau trong c\u00f4ng vi\u1ec7c.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Ngo\u00e0i ra, RJ45 c\u00f2n gi\u00fap c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed th\u00f4ng minh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ri\u00eang l\u1ebb nh\u01b0: laptop, m\u00e1y t\u00ednh, m\u00e1y in, tivi, &#8230; truy c\u1eadp \u0111\u01b0\u1ee3c Internet b\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i v\u1edbi modem m\u1ea1ng th\u00f4ng qua d\u00e2y c\u00e1p RJ45 c\u1ee7a h\u1ec7 th\u1ed1ng m\u1ea1ng LAN.<\/span><\/p>\n<h2><span style=\"font-family: arial, helvetica, sans-serif;\"><b>4. C\u00e1c lo\u1ea1i k\u1ebft n\u1ed1i M\u1ea1ng LAN n\u1ed9i b\u1ed9<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Thi\u1ebft b\u1ecb <strong>m\u1ea1ng LAN<\/strong> c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u1edbi nhau th\u00f4ng qua s\u1ee3i d\u00e2y c\u00e1p m\u1ea1ng t\u1ea1o th\u00e0nh m\u1ed9t m\u1ea1ng l\u01b0\u1edbi r\u1ed9ng l\u1edbn th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 WAN (wide area network). \u0110\u1ec3 c\u00f3 th\u1ec3 giao ti\u1ebfp \u0111\u01b0\u1ee3c v\u1edbi nhau, ng\u01b0\u1eddi ta th\u01b0\u1eddng d\u00f9ng \u0111\u1ebfn m\u1ed9t ho\u1eb7c m\u1ed9t v\u00e0i b\u1ed9 ph\u00e1t wifi (router) \u0111\u1ec3 k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">B\u00ean c\u1ea1nh \u0111\u00f3, m\u1ea1ng LAN c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y b\u1eb1ng c\u1ed5ng k\u1ebft n\u1ed1i. V\u1edbi lo\u1ea1i k\u1ebft n\u1ed1i n\u00e0y, ng\u01b0\u1eddi ta th\u01b0\u1eddng g\u1ecdi chung l\u00e0 WLAN ho\u1eb7c g\u1ecdi \u0111\u01a1n gi\u1ea3n l\u00e0 wifi.<\/span><\/p>\n<h2><span style=\"font-family: arial, helvetica, sans-serif;\"><b>5. M\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb m\u1ea1ng c\u01a1 b\u1ea3n \u0111\u1ec3 k\u1ebft n\u1ed1i m\u1ea1ng LAN<\/b><\/span><\/h2>\n<h3><span style=\"font-family: arial, helvetica, sans-serif;\"><b>5.1. Y\u00eau c\u1ea7u \u0111\u1ec3 t\u1ea1o k\u1ebft n\u1ed1i m\u1ea1ng LAN trong n\u1ed9i b\u1ed9<\/b><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Tr\u01b0\u1edbc khi t\u1ea1o <strong>m\u1ea1ng LAN<\/strong>, t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ec1u ph\u1ea3i ch\u1eafc ch\u1eafn \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n card m\u1ea1ng NIC. \u0110\u00e2y l\u00e0 m\u1ed9t b\u1ed9 thu ph\u00e1t t\u00edn hi\u1ec7u cho c\u00e1c thi\u1ebft b\u1ecb mu\u1ed1n k\u1ebft n\u1ed1i m\u1ea1ng LAN. Th\u00f4ng th\u01b0\u1eddng, card n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n trong m\u00e1y t\u00ednh, laptop, &#8230; B\u00ean c\u1ea1nh \u0111\u00f3, \u0111\u1ec3 t\u1ea1o \u0111\u01b0\u1ee3c m\u1ea1ng LAN n\u1ed9i b\u1ed9 th\u00ec c\u1ea7n trang m\u1ed9t thi\u1ebft b\u1ecb \u0111\u1ec3 l\u00e0m m\u00e1y ch\u1ee7 c\u00f9ng m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 k\u1ebft n\u1ed1i kh\u00e1c v\u00e0 c\u00e1c m\u00e1y kh\u00e1ch.<\/span><\/p>\n<h3><span style=\"font-family: arial, helvetica, sans-serif;\"><b>5.2. C\u00e1c thi\u1ebft b\u1ecb c\u01a1 b\u1ea3n \u0111\u1ec3 k\u1ebft n\u1ed1i m\u1ea1ng LAN<\/b><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\">NIC<\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">NIC l\u00e0 m\u1ed9t b\u1ea3ng m\u1ea1ch c\u00f3 kh\u1ea3 n\u0103ng truy\u1ec1n th\u00f4ng cho m\u1ea1ng cho m\u00e1y t\u00ednh. Thi\u1ebft b\u1ecb n\u00e0y c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 b\u1ed9 th\u00edch nghi m\u1ea1ng LAN, n\u00f3 \u0111\u01b0\u1ee3c c\u1eafm v\u00e0o trong m\u1ed9t khe c\u1ee7a m\u1ea1ch ch\u00ednh v\u00e0 cung c\u1ea5p m\u1ed9t giao ti\u1ebfp \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng m\u1ea1ng. NIC ch\u1ecbu tr\u00e1ch nhi\u1ec7m trong vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u m\u00e1y t\u00ednh th\u00e0nh t\u00edn hi\u1ec7u c\u00e1c ph\u01b0\u01a1ng truy\u1ec1n d\u1eabn v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. \u0110\u1ed3ng th\u1eddi, thi\u1ebft b\u1ecb n\u00e0y c\u0169ng g\u1eedi, nh\u1eadn v\u00e0 ki\u1ec3m so\u00e1t lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n.<\/span><\/p>\n<figure id=\"attachment_5935\" aria-describedby=\"caption-attachment-5935\" style=\"width: 672px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" class=\"size-full wp-image-5935\" src=\"https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Thiet-bi-card-mang-NIC-cua-Tp-link.jpg\" alt=\"Intetnet Lan\" width=\"672\" height=\"517\" srcset=\"https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Thiet-bi-card-mang-NIC-cua-Tp-link.jpg 672w, https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Thiet-bi-card-mang-NIC-cua-Tp-link-300x231.jpg 300w\" sizes=\"(max-width: 672px) 100vw, 672px\" \/><figcaption id=\"caption-attachment-5935\" class=\"wp-caption-text\"><span style=\"font-size: 16px; font-family: arial, helvetica, sans-serif;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 Thi\u1ebft b\u1ecb card m\u1ea1ng NIC c\u1ee7a Tp-link<\/span><\/figcaption><\/figure>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><span style=\"font-weight: 400;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 Ngu\u1ed3n: <\/span><a href=\"https:\/\/www.tp-link.com\/vn\" target=\"_blank\" rel=\"nofollow noopener\"><span style=\"font-weight: 400;\">https:\/\/www.tp-link.com\/vn<\/span><\/a><\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\">Repeater<\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">\u0110\u00e2y l\u00e0 thi\u1ebft b\u1ecb c\u00f3 kh\u1ea3 n\u0103ng khu\u1ebfch \u0111\u1ea1i, gi\u00fap cho t\u00edn hi\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i xa v\u00e0 \u1ed5n \u0111\u1ecbnh h\u01a1n. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a repeater l\u00e0 gi\u00fap cho nh\u1eefng t\u00edn hi\u1ec7u v\u1eadt l\u00fd \u1edf \u0111\u1ea7u v\u00e0o \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i. Nh\u1edd v\u1eady, s\u00f3ng wifi s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c \u0111\u01b0\u1eddng truy\u1ec1n m\u1ea1nh v\u00e0 \u0111i \u0111\u1ebfn \u0111\u01b0\u1ee3c c\u00e1c thi\u1ebft b\u1ecb n\u1eb1m c\u00e1ch xa modem wifi. V\u1eady n\u00ean, n\u1ebfu ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng m\u00e1y t\u00ednh trong m\u1ed9t kh\u00f4ng gian r\u1ed9ng v\u00e0 mu\u1ed1n c\u00f3 t\u1ed1c \u0111\u1ed9 truy c\u1eadp internet \u1ed5n \u0111\u1ecbnh th\u00ec n\u00ean ch\u1ecdn thi\u1ebft b\u1ecb n\u00e0y cho h\u1ec7 th\u1ed1ng m\u1ea1ng LAN.<\/span><\/p>\n<figure id=\"attachment_5934\" aria-describedby=\"caption-attachment-5934\" style=\"width: 858px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" class=\"size-full wp-image-5934\" src=\"https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Repeater-mo-rong-song-TOTOLINK-.jpg\" alt=\"Internet Lan\" width=\"858\" height=\"761\" srcset=\"https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Repeater-mo-rong-song-TOTOLINK-.jpg 858w, https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Repeater-mo-rong-song-TOTOLINK--300x266.jpg 300w, https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Repeater-mo-rong-song-TOTOLINK--768x681.jpg 768w, https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/Repeater-mo-rong-song-TOTOLINK--696x617.jpg 696w\" sizes=\"(max-width: 858px) 100vw, 858px\" \/><figcaption id=\"caption-attachment-5934\" class=\"wp-caption-text\"><span style=\"font-size: 16px; font-family: arial, helvetica, sans-serif;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 Repeater m\u1edf r\u1ed9ng s\u00f3ng TOTOLINK<\/span><\/figcaption><\/figure>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><span style=\"font-weight: 400;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Ngu\u1ed3n: <\/span><a href=\"https:\/\/www.totolink.vn\/\" target=\"_blank\" rel=\"nofollow noopener\"><span style=\"font-weight: 400;\">https:\/\/www.totolink.vn\/<\/span><\/a><\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\">Switch<\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Switch gi\u1ed1ng nh\u01b0 m\u1ed9t bridge c\u00f3 nhi\u1ec1u c\u1ed5ng c\u00f3 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i nhi\u1ec1u segment l\u1ea1i v\u1edbi nhau. Thi\u1ebft b\u1ecb n\u00e0y c\u00f3 hai ch\u1ee9c n\u0103ng ch\u00ednh \u0111\u00f3 l\u00e0 x\u00e2y d\u1ef1ng c\u00e1c b\u1ea3ng switch v\u00e0 chuy\u1ec3n khung d\u1eef li\u1ec7u t\u1eeb ngu\u1ed3n \u0111\u1ebfn \u0111\u00edch. So v\u1edbi repeater th\u00ec switch ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 cao h\u01a1n v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng cung c\u1ea5p nhi\u1ec1u ch\u1ee9c n\u0103ng h\u01a1n cho m\u1ea1ng LAN \u1ea3o.<\/span><\/p>\n<figure id=\"attachment_5933\" aria-describedby=\"caption-attachment-5933\" style=\"width: 852px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" class=\"wp-image-5933 size-full\" src=\"https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/PoE-Switch-cua-Tenda.jpg\" alt=\"Internet Lan\" width=\"852\" height=\"477\" srcset=\"https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/PoE-Switch-cua-Tenda.jpg 852w, https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/PoE-Switch-cua-Tenda-300x168.jpg 300w, https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/PoE-Switch-cua-Tenda-768x430.jpg 768w, https:\/\/vietnam.atalink.com\/blog\/wp-content\/uploads\/2022\/03\/PoE-Switch-cua-Tenda-696x390.jpg 696w\" sizes=\"(max-width: 852px) 100vw, 852px\" \/><figcaption id=\"caption-attachment-5933\" class=\"wp-caption-text\"><span style=\"font-size: 16px; font-family: arial, helvetica, sans-serif;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0PoE Switch c\u1ee7a Tenda<\/span><\/figcaption><\/figure>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><span style=\"font-weight: 400;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Ngu\u1ed3n: <\/span><a href=\"https:\/\/www.tendacn.com\/vn\" target=\"_blank\" rel=\"nofollow noopener\"><span style=\"font-weight: 400;\">https:\/\/www.tendacn.com\/vn<\/span><\/a><\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\">Hub<\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Hub l\u00e0 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c v\u00ed nh\u01b0 repeater nhi\u1ec1u c\u1ed5ng c\u00f3 ch\u1ee9c n\u0103ng truy\u1ec1n t\u00edn hi\u1ec7u \u0111\u1ebfn nhi\u1ec1u v\u1ecb tr\u00ed kh\u00e1c nhau. Hi\u1ec7n nay tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f3 hai lo\u1ea1i hub ph\u1ed5 bi\u1ebfn \u0111\u00f3 l\u00e0 active hub v\u00e0 smart hub. M\u1ed7i lo\u1ea1i \u0111\u1ec1u c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 t\u00ednh n\u0103ng ri\u00eang \u0111\u1ec3 \u0111\u00e1p \u1ee9ng cho nhu c\u1ea7u s\u1eed d\u1ee5ng m\u1ea1ng LAN. V\u00ed d\u1ee5, action hub c\u00f3 kh\u1ea3 n\u0103ng khu\u1ebfch \u0111\u1ea1i t\u00edn hi\u1ec7u, nh\u1edd v\u1eady t\u1ed1c \u0111\u1ed9 truy\u1ec1n \u0111\u01b0\u1ee3c di\u1ec5n ra \u1ed5n \u0111\u1ecbnh h\u01a1n. C\u00f2n smart hub b\u00ean c\u1ea1nh nh\u1eefng t\u00ednh n\u0103ng nh\u01b0 action hub, n\u00f3 c\u00f2n c\u00f3 kh\u1ea3 n\u0103ng t\u1ef1 \u0111\u1ed9ng d\u00f2 l\u1ed7i tr\u00ean m\u1ea1ng.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\">Bridge<\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Trong m\u00f4 h\u00ecnh OSI, bridge n\u1eb1m \u1edf l\u1edbp th\u1ee9 hai v\u00e0 c\u00f3 ch\u1ee9c n\u0103ng k\u1ebft n\u1ed1i hai m\u1ea1ng ethernet v\u1edbi nhau \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t m\u1ea1ng l\u1edbn. Ngh\u0129a l\u00e0 d\u00f9 ng\u01b0\u1eddi d\u00f9ng c\u00f3 s\u1eed d\u1ee5ng nhi\u1ec1u h\u1ec7 th\u1ed1ng m\u1ea1ng LAN ho\u1eb7c m\u1ea1ng kh\u00e1c nhau nh\u01b0ng ch\u1ec9 c\u1ea7n c\u00f3 bridge th\u00ec v\u1eabn c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng trao \u0111\u1ed5i t\u00edn hi\u1ec7u. B\u00ean c\u1ea1nh \u0111\u00f3, thi\u1ebft b\u1ecb n\u00e0y c\u00f2n c\u00f3 kh\u1ea3 n\u0103ng c\u00f9ng l\u00fac x\u1eed l\u00fd nhi\u1ec1u lu\u1ed3ng th\u00f4ng tin t\u1eeb c\u00e1c m\u1ea1ng kh\u00e1c nhau.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\">Gateway<\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Gateway l\u00e0 thi\u1ebft b\u1ecb m\u1ea1ng\u00a0 c\u00f3 ch\u1ee9c n\u0103ng k\u1ebft n\u1ed1i c\u00e1c m\u00e1y t\u00ednh v\u1edbi nhau d\u00f9 ch\u00fang kh\u00f4ng s\u1eed d\u1ee5ng chung m\u1ed9t giao th\u1ee9c. V\u00ed d\u1ee5 , thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i m\u00e1y t\u00ednh s\u1eed d\u1ee5ng giao th\u1ee9c SNA v\u1edbi m\u00e1y t\u00ednh s\u1eed d\u1ee5ng giao th\u1ee9c IP, IPX, &#8230;<\/span><\/p>\n<h2><span style=\"font-family: arial, helvetica, sans-serif;\"><b>6. C\u00e1c ki\u1ec3u (Topology) v\u00e0 m\u00f4 h\u00ecnh m\u1ea1ng LAN c\u01a1 b\u1ea3n<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Topology l\u00e0 c\u00e1ch b\u1ed1 tr\u00ed ph\u1ea7n t\u1eed c\u1ee7a m\u1ea1ng c\u0169ng nh\u01b0 c\u00e1ch n\u1ed1i gi\u1eefa ch\u00fang v\u1edbi nhau. Th\u00f4ng th\u01b0\u1eddng, m\u00f4 h\u00ecnh <strong>m\u1ea1ng LAN<\/strong> c\u00f3 3 d\u1ea1ng c\u1ea5u tr\u00fac c\u01a1 b\u1ea3n \u0111\u00f3 l\u00e0: M\u1ea1ng d\u1ea1ng h\u00ecnh sao, m\u1ea1ng d\u1ea1ng v\u00f2ng v\u00e0 m\u1ea1ng d\u1ea1ng tuy\u1ebfn. Ngo\u00e0i 3 d\u1ea1ng m\u00f4 h\u00ecnh c\u01a1 b\u1ea3n k\u1ec3 tr\u00ean c\u00f2n c\u00f3 m\u1ed9t s\u1ed1 d\u1ea1ng m\u1ea1ng LAN kh\u00e1c nh\u01b0 m\u1ea1ng d\u1ea1ng c\u00e2y, m\u1ea1ng d\u1ea1ng h\u00ecnh sao &#8211; v\u00f2ng, m\u1ea1ng h\u1ed7n h\u1ee3p, v.v &#8230;<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\">M\u1ea1ng LAN h\u00ecnh sao (star topology)\u00a0<\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">M\u00f4 h\u00ecnh m\u1ea1ng LAN n\u00e0y g\u1ed3m c\u00f3 m\u1ed9t trung t\u00e2m v\u00e0 c\u00e1c n\u00fat th\u00f4ng tin. Trong \u0111\u00f3, c\u00e1c n\u00fat th\u00f4ng tin \u1edf \u0111\u00e2y c\u00f3 th\u1ec3 l\u00e0 c\u00e1c m\u00e1y t\u00ednh tr\u1ea1m \u0111\u1ea7u cu\u1ed1i ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c c\u1ee7a m\u1ea1ng. C\u00f2n trung t\u00e2m m\u1ea1ng LAN s\u1ebd c\u00f3 c\u00e1c ch\u1ee9c n\u0103ng c\u01a1 b\u1ea3n nh\u01b0: x\u00e1c \u0111\u1ecbnh c\u1eb7p \u0111\u1ecba ch\u1ec9 g\u1eedi v\u00e0 nh\u1eadn, theo d\u00f5i v\u00e0 x\u1eed l\u00fd l\u1ed7i sai trong qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i th\u00f4ng tin, th\u00f4ng b\u00e1o tr\u1ea1ng th\u00e1i c\u1ee7a m\u1ea1ng.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\">M\u1ea1ng LAN d\u1ea1ng v\u00f2ng (ring topology)<\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">M\u00f4 h\u00ecnh m\u1ea1ng LAN n\u00e0y \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed theo d\u1ea1ng v\u00f2ng xoay. C\u00e1c \u0111\u01b0\u1eddng d\u00e2y c\u00e1p s\u1ebd \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi nhau th\u00e0nh m\u1ed9t v\u00f2ng kh\u00e9p k\u00edn v\u00e0 t\u00edn hi\u1ec7u m\u1ea1ng s\u1ebd ch\u1ea1y theo m\u1ed9t chi\u1ec1u. \u0110\u1ed1i v\u1edbi m\u1ea1ng LAN d\u1ea1ng v\u00f2ng, d\u1eef li\u1ec7u truy\u1ec1n \u0111i c\u1ea7n c\u00f3 \u0111\u1ecba ch\u1ec9 c\u1ee5 th\u1ec3 c\u1ee7a tr\u1ea1m ti\u1ebfp nh\u1eadn.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\">M\u1ea1ng LAN d\u1ea1ng tuy\u1ebfn (bus topology)<\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">M\u00f4 h\u00ecnh m\u1ea1ng LAN d\u1ea1ng tuy\u1ebfn c\u00f3 m\u00e1y ch\u1ee7 v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c m\u00e1y t\u00ednh kh\u00e1c ho\u1eb7c c\u00e1c n\u00fat \u0111\u01b0\u1ee3c n\u1ed1i v\u1edbi nhau tr\u00ean m\u1ed9t tr\u1ee5c \u0111\u01b0\u1eddng d\u00e2y c\u00e1p ch\u00ednh \u0111\u1ec3 chuy\u1ec3n tin t\u00edn hi\u1ec7u v\u00e0 \u0111\u1ec1u s\u1eed d\u1ee5ng chung m\u1ed9t \u0111\u01b0\u1eddng d\u00e2y. M\u1ed9t thi\u1ebft b\u1ecb g\u1ecdi l\u00e0 terminator s\u1ebd\u00a0 b\u1ecdc hai \u0111\u1ea7u d\u00e2y c\u00e1p l\u1ea1i v\u1edbi nhau. C\u00e1c t\u00edn hi\u1ec7u v\u00e0 g\u00f3i d\u1eef li\u1ec7u khi di chuy\u1ec3n l\u00ean ho\u1eb7c xu\u1ed1ng \u0111\u1ec1u s\u1ebd mang theo \u0111\u1ecba ch\u1ec9 c\u1ee7a n\u01a1i \u0111\u1ebfn.<\/span><\/p>\n<h2><span style=\"font-family: arial, helvetica, sans-serif;\"><b>7. T\u1ed5ng k\u1ebft<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">Qua b\u00e0i chia s\u1ebb tr\u00ean, ATALINK \u0111\u00e3 \u0111\u01b0a ra m\u1ed9t s\u1ed1 th\u00f4ng tin c\u1ea7n bi\u1ebft v\u1ec1 h\u1ec7 th\u1ed1ng <strong>m\u1ea1ng LAN<\/strong> n\u1ed9i b\u1ed9 v\u00e0 c\u00e1ch k\u1ebft n\u1ed1i \u0111\u01a1n gi\u1ea3n, nhanh ch\u00f3ng. Hy v\u1ecdng v\u1edbi nh\u1eefng chia s\u1ebb tr\u00ean c\u00f3 th\u1ec3 gi\u00fap doanh nghi\u1ec7p hi\u1ec3u \u0111\u01b0\u1ee3c t\u1ea7m quan tr\u1ecdng c\u1ee7a m\u1ea1ng LAN v\u00e0 ch\u1ecdn \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng c\u1ee7a m\u00ecnh. Khi mua c\u00e1c lo\u1ea1i thi\u1ebft b\u1ecb \u0111\u1ec3 k\u1ebft n\u1ed1i m\u1ea1ng, b\u1ea1n n\u00ean c\u00e2n nh\u1eafc v\u00e0 ch\u1ecdn mua t\u1ea1i nh\u1eefng \u0111\u1ecba \u0111i\u1ec3m \u0111\u00e1ng tin c\u1eady. Vi\u1ec7c ch\u1ecdn \u0111\u01a1n v\u1ecb cung c\u1ea5p c\u00e1c thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i h\u1ec7 th\u1ed1ng m\u1ea1ng LAN r\u1ea5t quan tr\u1ecdng v\u00ec ch\u00fang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a \u0111\u01b0\u1eddng truy\u1ec1n v\u00e0 tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng c\u00f3 l\u00e2u d\u00e0i hay kh\u00f4ng. Khi ch\u1ecdn mua h\u00e0ng ch\u00ednh h\u00e3ng, ch\u00fang s\u1ebd v\u1eadn h\u00e0nh \u00eam \u00e1i v\u1edbi tu\u1ed5i th\u1ecd cao h\u01a1n m\u00e0 kh\u00f4ng t\u1ed1n qu\u00e1 nhi\u1ec1u chi ph\u00ed \u0111\u1ec3 s\u1eeda ch\u1eefa v\u00e0 b\u1ea3o d\u01b0\u1ee1ng.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-family: arial, helvetica, sans-serif; font-size: 16px;\">V\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng m\u1ea1ng LAN ng\u00e0y m\u1ed9t nhi\u1ec1u n\u00ean tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay c\u00f3 kh\u00f4ng \u00edt \u0111\u01a1n v\u1ecb cung c\u1ea5p thi\u1ebft b\u1ecb m\u1ea1ng l\u1eafp \u0111\u1eb7t cho h\u1ec7 th\u1ed1ng n\u00e0y. Trong s\u1ed1 \u0111\u00f3, ATALINK l\u00e0 \u0111\u1ecba \u0111i\u1ec3m \u0111\u01b0\u1ee3c nhi\u1ec1u kh\u00e1ch h\u00e0ng doanh nghi\u1ec7p tin t\u01b0\u1edfng l\u1ef1a ch\u1ecdn v\u00e0 s\u1eed d\u1ee5ng.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 16px;\"><a href=\"http:\/\/vietnam.atalink.com\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\"><strong>S\u00e0n giao d\u1ecbch th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed B2B ATALINK<\/strong><\/span><\/a><span style=\"font-weight: 400;\"> l\u00e0 \u0111\u01a1n v\u1ecb k\u1ebft n\u1ed1i nhi\u1ec1u nh\u00e0 cung c\u1ea5p v\u1edbi h\u00e0ng ngh\u00ecn kh\u00e1ch h\u00e0ng doanh nghi\u1ec7p, kinh doanh c\u00e1c s\u1ea3n ph\u1ea9m ch\u00ednh h\u00e3ng v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ebfn t\u1eeb nhi\u1ec1u th\u01b0\u01a1ng hi\u1ec7u n\u1ed5i ti\u1ebfng. Ch\u00fang t\u00f4i lu\u00f4n c\u1ed1 g\u1eafng mang \u0111\u1ebfn cho kh\u00e1ch h\u00e0ng doanh nghi\u1ec7p tr\u1ea3i nghi\u1ec7m mua s\u1eafm t\u1ed1t nh\u1ea5t v\u00e0 v\u1edbi chi ph\u00ed t\u1ed1i \u01b0u nh\u1ea5t.<\/span><span style=\"font-weight: 400;\">\u00a0H\u1ee3p t\u00e1c v\u00e0 \u0111\u1ed3ng h\u00e0nh c\u00f9ng ATALINK, ch\u1eafc ch\u1eafn s\u1ebd kh\u00f4ng l\u00e0m qu\u00fd doanh nghi\u1ec7p ph\u1ea3i th\u1ea5t v\u1ecdng!<\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u1edbi th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n nh\u01b0 hi\u1ec7n nay th\u00ec ph\u1ea7n l\u1edbn, c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed \u0111\u1ec1u \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi Internet. V\u00e0 h\u1ec7 th\u1ed1ng m\u1ea1ng LAN l\u00e0 m\u1ed9t nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c gi\u00fap c\u00e1c thi\u1ebft b\u1ecb v\u0103n ph\u00f2ng c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c v\u1edbi Internet m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 d\u1ec5 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":5970,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v17.8 (Yoast SEO v19.11) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>M\u1ea1ng LAN l\u00e0 g\u00ec? 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