{"id":263148,"date":"2023-09-25T12:57:26","date_gmt":"2023-09-25T05:57:26","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=263148"},"modified":"2023-09-25T12:57:26","modified_gmt":"2023-09-25T05:57:26","slug":"mang-wan","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/mang-wan\/","title":{"rendered":"M\u1ea1ng LAN, WAN v\u00e0 MAN l\u00e0 g\u00ec? C\u00f3 g\u00ec kh\u00e1c nhau? Ph\u00e2n bi\u1ec7t nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"<p><i><span style=\"font-weight: 400;\">S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 \u0111ang l\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho c\u00e1c m\u00f4 h\u00ecnh m\u1ea1ng tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay. Trong \u0111\u00f3, m\u1ea1ng LAN, <\/span><\/i><b><i>m\u1ea1ng WAN<\/i><\/b><i><span style=\"font-weight: 400;\"> v\u00e0 m\u1ea1ng MAN \u0111ang l\u00e0 b\u1ed9 3 m\u00f4 h\u00ecnh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1edd c\u00e1c \u01b0u \u0111i\u1ec3m ri\u00eang bi\u1ec7t. Song, c\u00f3 kh\u00f4ng \u00edt ng\u01b0\u1eddi d\u00f9ng l\u1ea1i nh\u1ea7m l\u1eabn v\u00e0 kh\u00f4ng ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c 3 m\u00f4 h\u00ecnh m\u1ea1ng n\u00e0y. N\u1ebfu c\u0169ng m\u1eafc ph\u1ea3i tr\u01b0\u1eddng h\u1ee3p t\u01b0\u01a1ng t\u1ef1, <\/span><\/i><a href=\"https:\/\/hoanghamobile.com\/\"><b><i>Ho\u00e0ng H\u00e0 Mobile<\/i><\/b><\/a><i><span style=\"font-weight: 400;\"> s\u1ebd cung c\u1ea5p cho b\u1ea1n c\u00e1c g\u1ee3i \u00fd v\u1ec1 kh\u00e1i ni\u1ec7m v\u00e0 \u0111i\u1ec3m kh\u00e1c nhau c\u1ee7a c\u00e1c m\u00f4 h\u00ecnh tr\u00ean th\u00f4ng qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/span><\/i><\/p>\n<h2><b>T\u1ed5ng h\u1ee3p c\u00e1c kh\u00e1i ni\u1ec7m v\u1ec1 m\u1ea1ng LAN, WAN v\u00e0 MAN hi\u1ec7n nay<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c b\u1ed9 3 m\u00f4 h\u00ecnh m\u1ea1ng ph\u1ed5 bi\u1ebfn m\u1ea1ng WAN, LAN v\u00e0 MAN, ng\u01b0\u1eddi d\u00f9ng tr\u01b0\u1edbc h\u1ebft ph\u1ea3i n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c kh\u00e1i ni\u1ec7m c\u1ee7a t\u1eebng m\u00f4 h\u00ecnh. \u0110\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, b\u1ea1n n\u00ean \u0111\u1ecdc v\u00e0 tham kh\u1ea3o qua c\u00e1c g\u1ee3i \u00fd d\u01b0\u1edbi \u0111\u00e2y.<\/span><\/p>\n<h3><b>LAN l\u00e0 m\u1ea1ng g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u1ef1c t\u1ebf, LAN m\u1ed9t m\u00f4 h\u00ecnh m\u1ea1ng \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng bi\u1ebft \u0111\u1ebfn trong b\u1ed9 3 m\u00f4 h\u00ecnh m\u00e0 ch\u00fang t\u00f4i k\u1ec3 tr\u00ean. \u0110\u00e2y l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng m\u1ea1ng c\u1ee5c b\u1ed9 s\u1edf h\u1eefu t\u1ed1c \u0111\u1ed9 cao nh\u01b0ng l\u1ea1i c\u00f3 ph\u1ea1m vi truy\u1ec1n t\u1ea3i h\u1ea1n ch\u1ebf. Hi\u1ec3u \u0111\u01a1n gi\u1ea3n, lo\u1ea1i m\u1ea1ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ed9t khu v\u1ef1c c\u00f3 \u0111\u01b0\u1eddng truy\u1ec1n ng\u1eafn nh\u01b0: Nh\u00e0 \u1edf, v\u0103n ph\u00f2ng, tr\u01b0\u1eddng h\u1ecdc,&#8230;<\/span><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-263150\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-1.jpg\" alt=\"mang-wan-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c bi\u1ebft, c\u00e1c thi\u1ebft b\u1ecb m\u00e1y t\u00ednh s\u1eed d\u1ee5ng m\u1ea1ng LAN th\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i ch\u00ednh \u0111\u00f3 l\u00e0 m\u00e1y ch\u1ee7 v\u00e0 m\u00e1y tr\u1ea1m. Nguy\u00ean nh\u00e2n l\u00e0 v\u00ec lo\u1ea1i m\u1ea1ng n\u00e0y s\u1eed d\u1ee5ng giao th\u1ee9c TCP.IP \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng. B\u00ean c\u1ea1nh \u0111\u00f3, m\u00f4 h\u00ecnh c\u1ee7a m\u1ea1ng LAN c\u00f2n \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi ph\u00e2n th\u00e0nh 2 lo\u1ea1i m\u1ea1ng ch\u00ednh bao g\u1ed3m m\u1ea1ng LAN nh\u1ecf v\u00e0 m\u1ea1ng LAN l\u1edbn. Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">M\u1ea1ng LAN nh\u1ecf th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1eadn d\u1ee5ng cho vi\u1ec7c k\u1ebft n\u1ed1i hai m\u00e1y t\u00ednh v\u1edbi nhau.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">M\u1ea1ng LAN l\u1edbn th\u00ec \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i h\u00e0ng lo\u1ea1t m\u00e1y t\u00ednh v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c nh\u01b0 m\u00e1y in th\u00f4ng qua vi\u1ec7c chia s\u1ebb t\u00e0i nguy\u00ean v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u.<\/span><\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-263157\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-8.jpg\" alt=\"mang-wan-8\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-8.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-8-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-8-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec3m \u0111\u1eb7c bi\u1ec7t nh\u1ea5t c\u1ee7a m\u1ea1ng LAN \u0111\u00f3 l\u00e0 m\u00f4 h\u00ecnh n\u00e0y c\u00f3 b\u0103ng th\u00f4ng l\u1edbn (l\u1edbn h\u01a1n c\u1ea3 m\u1ea1ng WAN). \u0110i\u1ec1u n\u00e0y cho ph\u00e9p nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ebf truy c\u1eadp v\u00e0o c\u00e1c \u1ee9ng d\u1ee5ng tr\u1ef1c tuy\u1ebfn nh\u01b0 h\u1ed9i th\u1ea3o, h\u1ecdc online,&#8230; c\u00f9ng m\u1ed9t l\u00fac m\u00e0 kh\u00f4ng b\u1ecb gi\u1edbi h\u1ea1n. Tuy ph\u1ea1m vi truy\u1ec1n t\u1ea3i c\u00f3 ph\u1ea7n gi\u1edbi h\u1ea1n nh\u01b0ng m\u1ea1ng LAN l\u1ea1i s\u1edf h\u1eefu m\u1ee9c chi ph\u00ed tri\u1ec3n khai th\u1ea5p v\u00e0 vi\u1ec7c qu\u1ea3n l\u00fd m\u1ea1ng c\u0169ng t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n. \u0110\u00e2y l\u00e0 l\u00fd do ch\u00ednh khi\u1ebfn cho m\u00f4 h\u00ecnh m\u1ea1ng n\u00e0y \u0111\u01b0\u1ee3c nhi\u1ec1u t\u1ed5 ch\u1ee9c v\u00e0 doanh nghi\u1ec7p c\u00f3 quy m\u00f4 nh\u1ecf, trung b\u00ecnh l\u1ef1a ch\u1ecdn s\u1eed d\u1ee5ng.<\/span><\/p>\n<h3><b>MAN l\u00e0 m\u1ea1ng g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ea1ng MAN th\u1ef1c ch\u1ea5t l\u00e0 m\u00f4 h\u00ecnh m\u1ea1ng ph\u00e1t tri\u1ec3n d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng c\u1ee7a m\u1ea1ng LAN. C\u1ee5 th\u1ec3, m\u00f4 h\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh b\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i nhi\u1ec1u m\u1ea1ng LAN l\u1ea1i v\u1edbi nhau th\u00f4ng qua c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 d\u00e2y c\u00e1p v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 truy\u1ec1n d\u1eabn ph\u1ed5 bi\u1ebfn hi\u1ec7n nay. Ch\u00ednh v\u00ec l\u1ebd \u0111\u00f3, ph\u1ea1m vi k\u1ebft n\u1ed1i v\u00e0 truy\u1ec1n t\u1ea3i c\u1ee7a lo\u1ea1i m\u1ea1ng n\u00e0y th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 bao ph\u1ee7 l\u1edbn h\u01a1n m\u1ea1ng LAN v\u00e0 nh\u1ecf h\u01a1n m\u1ea1ng WAN, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t th\u00e0nh ph\u1ed1 ho\u1eb7c m\u1ed9t t\u1ec9nh th\u00e0nh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong th\u1ef1c t\u1ebf, m\u1ea1ng LAN th\u01b0\u1eddng s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu b\u1edfi c\u00e1c t\u1ed5 ch\u1ee9c l\u1edbn v\u00e0 doanh nghi\u1ec7p s\u1edf h\u1eefu nhi\u1ec1u chi nh\u00e1nh. \u0110\u00f4i l\u00fac, lo\u1ea1i m\u1ea1ng n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c t\u1eadn d\u1ee5ng gi\u1eefa c\u00e1c b\u1ed9 ph\u1eadn c\u1ea7n li\u00ean k\u1ebft v\u1edbi nhau trong m\u1ed9t khu v\u1ef1c \u0111\u1ecba l\u00fd. B\u1edfi, \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a lo\u1ea1i m\u1ea1ng n\u00e0y l\u00e0 b\u0103ng th\u00f4ng trung b\u00ecnh n\u00ean c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u00e1p \u1ee9ng \u0111\u1ee7 nhu c\u1ea7u truy\u1ec1n t\u1ea3i v\u00e0 truy c\u1eadp d\u1eef li\u1ec7u c\u1ee7a m\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng c\u00f9ng m\u1ed9t l\u00fac.<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-263158\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-9.jpg\" alt=\"mang-wan-9\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-9.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-9-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-9-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">T\u00f3m l\u1ea1i, ph\u1ea1m v\u1ecb truy\u1ec1n t\u1ea3i v\u00e0 c\u00e1ch th\u1ee9c qu\u1ea3n l\u00fd c\u1ee7a m\u1ea1ng \u0111\u1ec1u c\u00f3 ph\u1ea7n \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng h\u01a1n so v\u1edbi m\u1ea1ng LAN. \u0110i\u1ec1u n\u00e0y v\u1eeba l\u00e0 m\u1ed9t \u01b0u \u0111i\u1ec3m v\u1eeba l\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m khi chi ph\u00ed tri\u1ec3n khai l\u1eafp \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng lo\u1ea1i m\u1ea1ng s\u1ebd cao h\u01a1n. Th\u1eadm ch\u00ed, vi\u1ec7c v\u1eadn h\u00e0nh m\u1ea1ng n\u00e0y c\u00f2n l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c l\u1edbn v\u00ec khi s\u1eed d\u1ee5ng, b\u1ea1n c\u1ea7n ph\u1ea3i \u0111\u1ea3m b\u1ea3o t\u00ednh li\u00ean k\u1ebft \u1ed5n \u0111\u1ecbnh gi\u1eefa t\u1eebng m\u00f4 h\u00ecnh m\u1ea1ng LAN trong c\u00f9ng m\u1ed9t l\u00fac.<\/span><\/p>\n<h3><b>M\u1ea1ng WAN l\u00e0 g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">WAN c\u00f2n \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi bi\u1ebft \u0111\u1ebfn v\u1edbi t\u00ean g\u1ecdi kh\u00e1c l\u00e0 m\u1ea1ng di\u1ec7n r\u1ed9ng. Th\u1ef1c t\u1ebf, \u0111\u00e2y l\u00e0 m\u1ed9t m\u00f4 h\u00ecnh m\u1ea1ng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p t\u1eeb c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a c\u1ea3 m\u1ea1ng LAN v\u00e0 m\u1ea1ng MAN th\u00f4ng qua m\u1ed9t s\u1ed1 c\u00f4ng c\u1ee5 k\u1ebft n\u1ed1i nh\u01b0 v\u1ec7 tinh, c\u00e1p quang ho\u1eb7c c\u00e1p d\u00e2y \u0111i\u1ec7n. Th\u00f4ng th\u01b0\u1eddng, m\u00f4 h\u00ecnh m\u1ea1ng WAN s\u1ebd \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong m\u1ed9 ph\u1ea1m vi r\u1ed9ng l\u1edbn. C\u1ee5 th\u1ec3, lo\u1ea1i m\u1ea1ng n\u00e0y v\u1eeba s\u1edf h\u1eefu kh\u1ea3 n\u0103ng t\u1ea1o ra c\u00e1c \u0111i\u1ec3m k\u1ebft n\u1ed1i m\u1ea1ng ri\u00eang cho c\u00e1c t\u1ed5 ch\u1ee9c v\u1eeba c\u00f3 th\u1ec3 t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng k\u1ebft n\u1ed1i m\u1ea1ng r\u1ed9ng l\u1edbn v\u1edbi \u0111\u1ed9 ph\u1ee7 s\u00f3ng g\u1ea7n nh\u01b0 c\u1ea3 m\u1ed9t qu\u1ed1c gia ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 to\u00e0n c\u1ea7u.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-263152\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-3.jpg\" alt=\"mang-wan-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Giao th\u1ee9c ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ea1ng WAN \u0111\u00f3 ch\u00ednh l\u00e0 giao th\u1ee9c TCP\/IP. \u0110\u00e2y l\u00e0 nguy\u00ean nh\u00e2n khi\u1ebfn cho b\u0103ng th\u00f4ng c\u1ee7a \u0111\u01b0\u1eddng truy\u1ec1n WAN c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y thu\u1ed9c v\u00e0o v\u1ecb tr\u00ed c\u1ee5 th\u1ec3 c\u1ee7a vi\u1ec7c tri\u1ec3n khai d\u1ef1 \u00e1n. V\u00ed d\u1ee5, trong m\u1ed9t khu v\u1ef1c nh\u1ecf, b\u0103ng th\u00f4ng c\u00f3 th\u1ec3 n\u1eb1m trong kho\u1ea3ng t\u1eeb 56Kbps \u0111\u1ebfn T1 v\u1edbi 1.544 Mbps. Th\u1eadm ch\u00ed, trong v\u00e0i tr\u01b0\u1eddng c\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho m\u1ed9t qu\u1ed1c gia ho\u1eb7c m\u1ed9t ch\u00e2u l\u1ee5c th\u00ec b\u0103ng th\u00f4ng c\u00f2n c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn Giga b\u00edt (Gbps).<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-263159\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-10.jpg\" alt=\"mang-wan-10\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-10.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-10-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-10-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">N\u1ebfu \u0111\u1eb7t l\u00ean chung m\u1ed9t b\u00e0n c\u00e2n, r\u00f5 r\u00e0ng b\u0103ng th\u00f4ng c\u1ee7a m\u1ea1ng LAN s\u1ebd c\u00f3 ph\u1ea7n nh\u1ec9nh h\u01a1n m\u1ea1ng WAN. Tuy nhi\u00ean, n\u1ebfu x\u00e9t v\u1ec1 ph\u1ea1m vi truy\u1ec1n t\u1ea3i th\u00ec m\u1ea1ng WAN l\u1ea1i c\u00f3 kh\u1ea3 n\u0103ng truy\u1ec1n t\u00edn hi\u1ec7u t\u1ed1t h\u01a1n. Do \u0111\u00f3, t\u00f9y v\u00e0o m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng m\u00e0 c\u00e1ch s\u1eed d\u1ee5ng c\u1ee7a 2 lo\u1ea1i m\u1ea1ng n\u00e0y s\u1ebd kh\u00e1c nhau.<\/span><\/p>\n<h2><b>Ph\u00e2n bi\u1ec7t chi ti\u1ebft 3 m\u00f4 h\u00ecnh m\u1ea1ng WAN, LAN v\u00e0 MAN\u00a0<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 n\u1ed9i dung gi\u00fap b\u1ea1n ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec3m gi\u1ed1ng v\u00e0 kh\u00e1c nhau gi\u1eefa 3 m\u00f4 h\u00ecnh m\u1ea1ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay. N\u00e0o, \u0111\u1eebng b\u1ecf qua c\u00e1c g\u1ee3i \u00fd h\u1eefu \u00edch d\u01b0\u1edbi \u0111\u00e2y nh\u00e9.<\/span><\/p>\n<h3><b>\u0110i\u1ec3m gi\u1ed1ng nhau gi\u1eefa 3 m\u00f4 h\u00ecnh m\u1ea1ng WAN, LAN v\u00e0 MAN<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Nh\u00ecn chung, c\u1ea3 3 m\u00f4 h\u00ecnh m\u1ea1ng WAN, LAN v\u00e0 MAN \u0111\u1ec1u s\u1edf h\u1eefu nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m chung d\u1ec5 nh\u1eadn bi\u1ebft nh\u01b0 sau:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">T\u1ea5t c\u1ea3 3 lo\u1ea1i m\u1ea1ng WAN, LAN v\u00e0 MAN \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi m\u1ee5c \u0111\u00edch \u0111\u1ec3 k\u1ebft n\u1ed1i v\u00e0 cho ph\u00e9p vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb m\u00e1y t\u00ednh v\u00e0 ngu\u1ed3n t\u00e0i nguy\u00ean nh\u01b0 m\u00e1y ch\u1ee7, m\u00e1y t\u00ednh v\u00e0 thi\u1ebft b\u1ecb kh\u00e1c trong m\u1ed9t m\u1ea1ng ho\u1eb7c khu v\u1ef1c nh\u1ea5t \u0111\u1ecbnh.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">C\u1ea3 3 m\u00f4 h\u00ecnh m\u1ea1ng \u0111\u1ec1u s\u1eed d\u1ee5ng giao th\u1ee9c TCP\/IP (Transmission Control Protocol\/Internet Protocol) nh\u01b0 l\u00e0 c\u00f4ng th\u1ee9c ch\u00ednh \u0111\u1ec3 truy\u1ec1n t\u1ea3i v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u trong m\u1ea1ng.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng, m\u1ea1ng WAN, m\u1ea1ng LAN v\u00e0 c\u1ea3 m\u1ea1ng MAN \u0111\u1ec1u y\u00eau c\u1ea7u c\u00f3 m\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd \u0111\u1ec3 theo d\u00f5i, duy\u1ec7t v\u00e0 duy tr\u00ec k\u1ebft n\u1ed1i m\u1ea1ng. \u0110\u1ed3ng th\u1eddi, c\u1ea3 3 m\u00f4 h\u00ecnh n\u00e0y \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng nhi\u1ec1u lo\u1ea1i c\u1ea5u tr\u00fac li\u00ean k\u1ebft kh\u00e1c nhau \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng nh\u01b0 c\u00e1p d\u00e2y, v\u1ec7 tinh, c\u00e1p quang v\u00e0 nhi\u1ec1u ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng kh\u00e1c.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-263160\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-11.jpg\" alt=\"mang-wan-11\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-11.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-11-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-11-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><b>\u0110i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa 3 m\u00f4 h\u00ecnh m\u1ea1ng WAN, LAN v\u00e0 MAN<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u1ef1c t\u1ebf, hi\u1ec7n nay \u0111ang c\u00f3 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng nh\u1ea7m l\u1eabn gi\u1eefa 3 m\u00f4 h\u00ecnh m\u1ea1ng WAN, LAN v\u00e0 MAN. Th\u1ebf nh\u01b0ng, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y n\u1ebfu tham kh\u1ea3o qua b\u1ea3ng th\u1ed1ng k\u00ea c\u00e1c \u0111i\u1ec3m kh\u00e1c nhau c\u1ee7a 3 m\u00f4 h\u00ecnh m\u1ea1ng n\u00e0y d\u01b0\u1edbi \u0111\u00e2y.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td>\n<p style=\"text-align: center;\"><b>Ti\u00eau ch\u00ed<\/b><\/p>\n<\/td>\n<td style=\"text-align: center;\"><b>M\u1ea1ng LAN (Local Area Network)<\/b><\/td>\n<td style=\"text-align: center;\"><b>M\u1ea1ng MAN (Metropolitan Area Network)<\/b><\/td>\n<td style=\"text-align: center;\"><b>M\u1ea1ng WAN (Wide Area Network)<\/b><\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Ph\u1ea1m vi truy c\u1eadp k\u1ebft n\u1ed1i<\/span><\/p>\n<\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Ph\u1ea1m vi k\u1ebft n\u1ed1i t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf, ch\u1ec9 b\u1eb1ng m\u1ed9t c\u0103n ph\u00f2ng<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Ph\u1ea1m vi k\u1ebft n\u1ed1i c\u00f3 th\u1ec3 l\u00ean t\u1edbi 50 km<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Ph\u1ea1m vi k\u1ebft n\u1ed1i kh\u00f4ng b\u1ecb gi\u1edbi h\u1ea1n<\/span><\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">T\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i<\/span><\/p>\n<\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">10 &#8211; 100 Mbps<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Nh\u1ecf h\u01a1n so v\u1edbi m\u1ea1ng WAN v\u00e0 l\u1edbn h\u01a1n so v\u1edbi m\u1ea1ng LAN<\/span><\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">256K &#8211; 2Mbps<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">B\u0103ng th\u00f4ng<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">L\u1edbn<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Trung b\u00ecnh<\/span><\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Th\u1ea5p<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">C\u00e1ch qu\u1ea3n tr\u1ecb m\u1ea1ng<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">\u0110\u01a1n gi\u1ea3n<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Ph\u1ee9c t\u1ea1p<\/span><\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Ph\u1ee9c t\u1ea1p<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Chi ph\u00ed<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Th\u1ea5p<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Cao<\/span><\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">R\u1ea5t cao<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><b>M\u1ed9t s\u1ed1 m\u00f4 h\u00ecnh m\u1ea1ng ph\u1ed5 bi\u1ebfn kh\u00e1c hi\u1ec7n nay<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">B\u00ean c\u1ea1nh b\u1ed9 3 m\u00f4 h\u00ecnh m\u1ea1ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn b\u00ean tr\u00ean, tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f2n r\u1ea5t nhi\u1ec1u lo\u1ea1i m\u1ea1ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u. N\u1ebfu \u0111\u01b0\u1ee3c, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam c\u00e1c lo\u1ea1i m\u1ea1ng n\u00e0y qua nh\u1eefng g\u1ee3i \u00fd sau:<\/span><\/p>\n<h3><b>M\u1ea1ng PAN<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">PAN c\u0169ng l\u00e0 lo\u1ea1i m\u1ea1ng \u0111\u01b0\u1ee3c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn sau m\u1ea1ng LAN, m\u1ea1ng WAN v\u00e0 m\u1ea1ng MAN. C\u1ee5 th\u1ec3, \u0111\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i m\u1ea1ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed c\u00e1 nh\u00e2n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng nh\u01b0 \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng, m\u00e1y t\u00ednh x\u00e1ch tay, m\u00e1y t\u00ednh b\u1ea3ng, m\u00e1y nghe nh\u1ea1c ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c trong m\u1ed9t ph\u1ea1m vi g\u1ea7n nh\u01b0 ri\u00eang t\u01b0. B\u1edfi l\u1ebd, ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1ea1ng PAN r\u1ea5t nh\u1ecf, h\u01b0\u1eddng ch\u1ec9 trong kho\u1ea3ng v\u00e0i m\u00e9t \u0111\u1ebfn v\u00e0i ch\u1ee5c m\u00e9t.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-263153\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-4.jpg\" alt=\"mang-wan-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><b>M\u1ea1ng SAN<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">SAN l\u00e0 m\u1ed9t lo\u1ea1i m\u1ea1ng m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 k\u1ebft n\u1ed1i t\u00e0i nguy\u00ean l\u01b0u tr\u1eef nh\u01b0 \u1ed5 c\u1ee9ng v\u00e0 thi\u1ebft b\u1ecb l\u01b0u tr\u1eef, v\u1edbi c\u00e1c m\u00e1y t\u00ednh v\u00e0 m\u00e1y ch\u1ee7 trong m\u1ed9t h\u1ec7 th\u1ed1ng. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam m\u1ed9t s\u1ed1 \u0111i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a lo\u1ea1i n\u00e0y th\u00f4ng qua n\u1ed9i dung d\u01b0\u1edbi \u0111\u00e2y:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">M\u1ea1ng SAN th\u01b0\u1eddng c\u00f3 t\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i r\u1ea5t cao. Lo\u1ea1i m\u1ea1ng n\u00e0y cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u v\u1edbi t\u1ed1c \u0111\u1ed9 l\u1edbn v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1t.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Trong m\u1ea1ng SAN, d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c v\u00e0 ph\u00e2n lo\u1ea1i d\u1ec5 d\u00e0ng. \u0110\u1ed3ng th\u1eddi c\u00e1c t\u00ednh n\u0103ng b\u1ea3o m\u1eadt v\u00e0 sao l\u01b0u d\u1eef li\u1ec7u c\u0169ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng lo\u1ea1i m\u1ea1ng n\u00e0y.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">M\u1ea1ng SAN gi\u00fap lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c c\u00e1c g\u00e1nh n\u1eb7ng l\u01b0u tr\u1eef cho m\u1ea1ng LAN. B\u1edfi l\u1ebd, lo\u1ea1i m\u1ea1ng n\u00e0y c\u00f3 t\u00edch h\u1ee3p t\u00ednh n\u0103ng h\u1ed7 tr\u1ee3 \u1ea3o h\u00f3a l\u01b0u tr\u1eef, cho ph\u00e9p t\u1ea1o v\u00e0 qu\u1ea3n l\u00fd c\u00e1c \u1ed5 \u0111\u0129a \u1ea3o v\u00e0 m\u00e1y ch\u1ee7 \u1ea3o. T\u1eeb \u0111\u00f3 gi\u00fap gi\u1ea3m t\u1ea3i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 t\u0103ng hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a m\u1ea1ng LAN cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nh\u01b0 truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 truy c\u1eadp Internet.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-263154\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-5.jpg\" alt=\"mang-wan-5\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-5.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-5-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-5-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><b>M\u1ea1ng EPN\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">EPN hay c\u00f2n g\u1ecdi l\u00e0 m\u1ea1ng ri\u00eang c\u1ee7a doanh nghi\u1ec7p, \u0111\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i m\u1ea1ng m\u00e1y t\u00ednh ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean chu\u1ea9n Ethernet 802.3. Do \u0111\u00f3, lo\u1ea1i m\u1ea1ng n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u l\u00ean \u0111\u1ebfn 1.23 Gbit\/s c\u1ea3 \u1edf h\u01b0\u1edbng h\u1ea1 l\u01b0u v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. \u0110\u1ed3ng th\u1eddi cho ph\u00e9p c\u00e1c th\u00e0nh vi\u00ean trong doanh nghi\u1ec7p \u0111\u1ec1u c\u00f3 truy\u1ec1n d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 b\u1ea3o m\u1eadt trong m\u1ea1ng n\u1ed9i b\u1ed9. Th\u1ebf n\u00ean, EPN th\u01b0\u1eddng s\u1ebd \u0111\u01b0\u1ee3c tri\u1ec3n khai \u0111\u1ec3 cung c\u1ea5p m\u1ed9t m\u00f4i tr\u01b0\u1eddng m\u1ea1ng ri\u00eang t\u01b0 v\u00e0 an to\u00e0n cho doanh nghi\u1ec7p ho\u1eb7c t\u1ed5 ch\u1ee9c.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-263155\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-6.jpg\" alt=\"mang-wan-6\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-6.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-6-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-6-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><b>M\u1ea1ng VPN\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i m\u1ea1ng ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 x\u1ebfp sau m\u1ea1ng LAN, m\u1ea1ng WAN v\u00e0 m\u1ea1ng MAN. \u0110\u01b0\u1ee3c bi\u1ebft, \u0111\u00e2y l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng m\u1ea1ng \u0111\u01b0\u1ee3c t\u1ea1o ra \u0111\u1ec3 gi\u00fap ng\u01b0\u1eddi d\u00f9ng k\u1ebft n\u1ed1i m\u1ea1ng m\u1ed9t c\u00e1ch an to\u00e0n khi truy c\u1eadp v\u00e0o m\u1ea1ng c\u1ed9ng \u0111\u1ed3ng ho\u1eb7c Internet. Th\u00e2m ch\u00ed, m\u00f4 h\u00ecnh m\u1ea1ng \u1ea3o n\u00e0y c\u00f2n cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp m\u1ea1ng v\u1edbi nhi\u1ec1u \u0111\u1ecba \u0111i\u1ec3m kh\u00e1c nhau, gi\u1ed1ng nh\u01b0 m\u00f4 h\u00ecnh c\u1ee7a m\u1ea1ng WAN.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-263156\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-7.jpg\" alt=\"mang-wan-7\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-7.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-7-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/mang-wan-7-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><i><span style=\"font-weight: 400;\">\u1ede tr\u00ean l\u00e0 c\u00e1c th\u00f4ng tin chi ti\u1ebft \u0111\u1ec3 gi\u00fap qu\u00fd b\u1ea1n \u0111\u1ecdc c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c b\u1ed9 3 m\u00f4 h\u00ecnh m\u1ea1ng WAN, LAN v\u00e0 MAN. Hy v\u1ecdng b\u00e0i vi\u1ebft s\u1ebd gi\u00fap b\u1ea1n n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c c\u00e1c kh\u00e1i ni\u1ec7m v\u1ec1 c\u00e1c m\u00f4 h\u00ecnh n\u00e0y, \u0111\u1ed3ng th\u1eddi mang \u0111\u1ebfn cho b\u1ea1n nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 c\u00e1c lo\u1ea1i m\u1ea1ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn hi\u1ec7n nay. C\u1ea3m \u01a1n \u0111\u00e3 \u0111\u1ecdc b\u00e0i vi\u1ebft v\u00e0 h\u00e3y \u1ee7ng h\u1ed9 Ho\u00e0ng H\u00e0 Mobile trong c\u00e1c b\u00e0i vi\u1ebft s\u1eafp t\u1edbi nh\u00e9!<\/span><\/i><\/p>\n<p><span style=\"font-weight: 400;\">XEM TH\u00caM:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/mang-xa-hoi-la-gi\/\">M\u1ea1ng x\u00e3 h\u1ed9i l\u00e0 g\u00ec? L\u1ee3i \u00edch c\u1ee7a m\u1ea1ng x\u00e3 h\u1ed9i kh\u00f4ng ph\u1ea3i ai c\u0169ng bi\u1ebft<\/a><\/strong><\/li>\n<li style=\"font-weight: 400;\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/kiem-tra-toc-do-mang\/\">C\u00e1ch ki\u1ec3m tra t\u1ed1c \u0111\u1ed9 m\u1ea1ng, WiFi m\u1edbi nh\u1ea5t<\/a><\/strong><\/li>\n<li style=\"font-weight: 400;\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/wifi-nha-ban-co-thuc-su-an-toan\/\">Nh\u1eefng c\u00e1ch b\u1ea3o m\u1eadt m\u1ea1ng Wi-Fi m\u00e0 b\u1ea1n n\u00ean bi\u1ebft<\/a><\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 \u0111ang l\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho c\u00e1c m\u00f4 h\u00ecnh m\u1ea1ng tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay. Trong \u0111\u00f3, m\u1ea1ng LAN, m\u1ea1ng WAN v\u00e0 m\u1ea1ng MAN \u0111ang l\u00e0 b\u1ed9 3 m\u00f4 h\u00ecnh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1edd c\u00e1c \u01b0u \u0111i\u1ec3m ri\u00eang bi\u1ec7t. Song, c\u00f3 kh\u00f4ng \u00edt ng\u01b0\u1eddi d\u00f9ng [&hellip;]<\/p>\n","protected":false},"author":101,"featured_media":263149,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29235,3910],"tags":[],"class_list":["post-263148","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>M\u1ea1ng LAN, WAN v\u00e0 MAN l\u00e0 g\u00ec? C\u00f3 g\u00ec kh\u00e1c? Ph\u00e2n bi\u1ec7t ra sao?<\/title>\n<meta name=\"description\" content=\"H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u v\u1ec1 kh\u00e1i ni\u1ec7m v\u00e0 \u0111i\u1ec3m gi\u1ed1ng, kh\u00e1c nhau c\u1ee7a c\u00e1c m\u00f4 h\u00ecnh m\u1ea1ng WAN, LAN v\u00e0 MAN th\u00f4ng qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/mang-wan\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"M\u1ea1ng LAN, WAN v\u00e0 MAN l\u00e0 g\u00ec? C\u00f3 g\u00ec kh\u00e1c nhau? 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Ph\u00e2n bi\u1ec7t nh\u01b0 th\u1ebf n\u00e0o?\",\"datePublished\":\"2023-09-25T05:57:26+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/mang-wan\\\/\"},\"wordCount\":3247,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/mang-wan\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/wp-content\\\/uploads\\\/2023\\\/09\\\/mang-wan.jpg\",\"articleSection\":[\"G\u00f3c t\u00f2 m\u00f2\",\"Kh\u00e1m Ph\u00e1\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/mang-wan\\\/#respond\"]}],\"copyrightYear\":\"2023\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/mang-wan\\\/\",\"url\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/mang-wan\\\/\",\"name\":\"M\u1ea1ng LAN, WAN v\u00e0 MAN l\u00e0 g\u00ec? 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