{"id":28050,"date":"2019-01-03T16:54:24","date_gmt":"2019-01-03T09:54:24","guid":{"rendered":"https:\/\/tmp.phongvu.vn\/?p=28050"},"modified":"2019-03-13T14:09:40","modified_gmt":"2019-03-13T07:09:40","slug":"router-footer","status":"publish","type":"post","link":"https:\/\/tmp.phongvu.vn\/hoi-dap\/router-footer\/","title":{"rendered":"Router-footer"},"content":{"rendered":"

C\u1ea9m nang ch\u1ecdn mua Router wifi<\/h2>\n

Trong 10 n\u0103m tr\u1edf l\u1ea1i \u0111\u00e2y, tr\u01b0\u1edbc s\u1ef1 \u0111\u1ed5 b\u1ed9 c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb kh\u00f4ng d\u00e2y th\u00ec vai tr\u00f2 c\u1ee7a Router Wifi\/ Modem Wifi \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ea9y l\u00ean t\u1ea7m cao m\u1edbi. Nhu c\u1ea7u s\u1eed d\u1ee5ng m\u1ea1ng kh\u00f4ng d\u00e2y gi\u1edd \u0111\u00e2y tr\u1edf n\u00ean thi\u1ebft y\u1ebfu v\u00f4 c\u00f9ng. Tuy nhi\u00ean ng\u01b0\u1eddi d\u00f9ng nhi\u1ec1u nh\u01b0ng ng\u01b0\u1eddi am hi\u1ec3u th\u00ec ch\u1eb3ng bao nhi\u00eau. Qua b\u00e0i vi\u1ebft n\u00e0y, Phong V\u0169 xin \u0111em \u0111\u1ebfn cho b\u1ea1n nh\u1eefng ki\u1ebfn th\u1ee9c c\u0103n b\u1ea3n khi ch\u1ecdn mua m\u1ed9t chi\u1ebfc\u00a0Router Wifi\/ Modem Wifi.<\/p>\n

\"C\u1ea9m

M\u1ecdi ng\u01b0\u1eddi v\u1eabn th\u01b0\u1eddng g\u1ecdi Router v\u1edbi c\u00e1i t\u00ean th\u00e2n m\u1eadt “C\u1ee5c ph\u00e1t Wifi”<\/em><\/p><\/div>\n

1. X\u00e1c \u0111\u1ecbnh nhu c\u1ea7u v\u00e0 kh\u00f4ng gian s\u1eed d\u1ee5ng<\/h3>\n

M\u1eb7c d\u00f9 l\u00e0 2 y\u1ebfu t\u1ed1 nh\u01b0ng v\u00ec ch\u00fang \u0111\u1ec1u quan tr\u1ecdng ngang nhau n\u00ean \u0111\u01b0\u1ee3c \u01b0u ti\u00ean li\u1ec7t k\u00ea tr\u01b0\u1edbc. N\u1ebfu nhu c\u1ea7u c\u1ee7a b\u1ea1n ch\u1ec9 d\u1eebng l\u1ea1i \u1edf c\u00f4ng vi\u1ec7c v\u0103n ph\u00f2ng, gi\u1ea3i tr\u00ed media nh\u1eb9 nh\u00e0ng v\u00e0 quy m\u00f4 s\u1eed d\u1ee5ng kh\u00f4ng qu\u00e1 l\u1edbn th\u00ec nh\u1eefng lo\u1ea1i router th\u00f4ng th\u01b0\u1eddng c\u0169ng \u0111\u1ee7 \u0111\u1ec3 b\u1ea1n h\u00e0i l\u00f2ng. Nh\u1eefng n\u1ebfu b\u1ea1n l\u00e0 game th\u1ee7 hay b\u1ea1n ph\u1ea3i c\u1ea5u h\u00ecnh m\u1ea1ng cho m\u1ed9t t\u1ed5 ch\u1ee9c quy m\u00f4 trung b\u00ecnh kh\u00e1 th\u00ec c\u00f3 r\u1ea5t nhi\u1ec1u \u0111i\u1ec1u ph\u1ea3i c\u00e2n nh\u1eafc khi l\u1ef1a ch\u1ecdn router.<\/p>\n

Vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u0111\u00fang nhu c\u1ea7u v\u00e0 hi\u1ec3u r\u00f5 quy m\u00f4 s\u1eed d\u1ee5ng s\u1ebd gi\u00fap b\u1ea1n chi ti\u00eau \u0111\u00fang c\u00e1ch hay gi\u00fap ng\u01b0\u1eddi t\u01b0 v\u1ea5n b\u1ea1n d\u1ec5 h\u00ecnh dung nh\u1ea5t c\u00f3 th\u1ec3. C\u00f2n n\u1ebfu ti\u1ec1n b\u1ea1c \u0111\u1ed1i v\u1edbi b\u1ea1n kh\u00f4ng qu\u00e1 quan tr\u1ecdng th\u00ec c\u00f3 th\u1ec3 mua h\u00e0ng th\u01b0\u1ee3ng ph\u1ea9m \u0111\u1ec3 an to\u00e0n.<\/p>\n

\"C\u1ea9m<\/p>\n

2. Ch\u1ecdn ti\u00eau chu\u1ea9n Wi-Fi ph\u00f9 h\u1ee3p<\/h3>\n

C\u0169ng gi\u1ed1ng nh\u01b0 \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t router li\u00ean t\u1ee5c tri\u1ec3n khai c\u00e1c ti\u00eau chu\u1ea9n kh\u00f4ng d\u00e2y m\u1edbi, m\u1ea1nh m\u1ebd h\u01a1n (c\u00e1c giao th\u1ee9c IEEE) khi c\u00f4ng ngh\u1ec7 tr\u1edf n\u00ean ti\u00ean ti\u1ebfn h\u01a1n. Do \u0111\u00f3 ch\u00fang ta c\u00f3 c\u00e1c chu\u1ea9n nh\u01b0 802.11g, 802.11n v\u00e0 802.11ac, \u0111\u00e2y kh\u00f4ng ch\u1ec9 l\u00e0 c\u00e1c con s\u1ed1 ng\u1eabu nhi\u00ean m\u00e0 c\u00f2n m\u00f4 t\u1ea3 v\u1ec1 kh\u1ea3 n\u0103ng c\u1ee7a router.<\/p>\n

Ti\u00eau chu\u1ea9n m\u1edbi nh\u1ea5t l\u00e0 802.11ac, b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft g\u1eb7p tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c router hi\u1ec7n \u0111\u1ea1i ng\u00e0y nay. Router s\u1eed d\u1ee5ng chu\u1ea9n kh\u00f4ng d\u00e2y n\u00e0y c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 l\u00ean \u0111\u1ebfn GB, nhanh h\u01a1n nhi\u1ec1u so v\u1edbi gi\u1edbi h\u1ea1n 600MBps tr\u01b0\u1edbc \u0111\u00f3. Gi\u1ed1ng nh\u01b0 c\u00e1c chu\u1ea9n tr\u01b0\u1edbc, ac t\u01b0\u01a1ng th\u00edch ng\u01b0\u1ee3c v\u1edbi c\u00e1c thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng chu\u1ea9n c\u0169 h\u01a1n. Ph\u1ea7n l\u1edbn c\u00e1c router v\u00e0 thi\u1ebft b\u1ecb \u0111\u1ec1u t\u01b0\u01a1ng th\u00edch v\u1edbi 802.11ac.<\/p>\n

M\u1ed9t s\u1ed1 router s\u1eed d\u1ee5ng chu\u1ea9n ac nh\u01b0 router ASUS Dual-Band AC1750 Wireless Gigabit v\u00e0 Router Asus RT-AC1300UHP, c\u1ea3 hai \u0111\u1ec1u cung c\u1ea5p t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n \u0111\u00e1ng k\u1ec3.<\/p>\n

\"Thi\u1ebft

Router chu\u1ea9n AC Asus RT-AC1300UHP<\/em><\/p><\/div>\n

Ngo\u00e0i ra c\u00f2n c\u00f3 m\u1ed9t chu\u1ea9n kh\u00e1c \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 802.11ax. Tuy nhi\u00ean s\u1ebd ph\u1ea3i m\u1ea5t v\u00e0i n\u0103m n\u1eefa \u0111\u1ec3 n\u00f3 ho\u00e0n to\u00e0n \u0111\u01b0\u1ee3c ng\u01b0\u1eddi s\u1eed d\u1ee5ng ch\u1ea5p nh\u1eadn.<\/p>\n

3. T\u1ed1c \u0111\u1ed9 m\u1ea1ng Wi-Fi<\/h3>\n

H\u00e3y nh\u1edb r\u1eb1ng, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u01b0a ra th\u00f4ng s\u1ed1 b\u0103ng th\u00f4ng t\u1ed1i \u0111a \u201cl\u00fd thuy\u1ebft\u201d. B\u1ea1n s\u1ebd th\u1ea5y con s\u1ed1 nh\u01b0 t\u1eeb 350Mb\/gi\u00e2y \u0111\u1ebfn 3500Mb\/gi\u00e2y nh\u01b0ng hi\u1ebfm khi \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 \u0111\u00f3 trong m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf, n\u01a1i t\u00edn hi\u1ec7u c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi t\u01b0\u1eddng, c\u1eeda, thi\u1ebft b\u1ecb v\u00e0 c\u00e1c r\u00e0o c\u1ea3n kh\u00e1c, t\u00e1ch router c\u1ee7a b\u1ea1n v\u1edbi thi\u1ebft b\u1ecb kh\u00e1ch c\u1ee7a n\u00f3.<\/p>\n

T\u1ea5t c\u1ea3 router kh\u00f4ng d\u00e2y \u0111\u1ec1u c\u00f3 Ethernet t\u00edch h\u1ee3p cho c\u00e1c k\u1ebft n\u1ed1i m\u1ea1ng c\u00f3 d\u00e2y, nh\u01b0ng c\u00e1c router r\u1ebb h\u01a1n ch\u1ec9 c\u00f3 t\u1ed1c \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u1edf m\u1ee9c 100Mb\/gi\u00e2y. B\u1ea1n s\u1ebd kh\u00f4ng h\u1ed1i ti\u1ebfc khi chi th\u00eam v\u00e0i \u0111\u00f4 la \u0111\u1ec3 mua m\u1ed9t model v\u1edbi t\u1ed1c \u0111\u1ed9 cao h\u01a1n (1000Mb\/gi\u00e2y).<\/p>\n

\"C\u1ea9m<\/p>\n

4. Router m\u1ed9t b\u0103ng t\u1ea7n hay b\u0103ng t\u1ea7n k\u00e9p?<\/h3>\n

C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e3 b\u00e1n c\u00e1c router b\u0103ng t\u1ea7n k\u00e9p trong nhi\u1ec1u n\u0103m nh\u01b0ng nhi\u1ec1u ng\u01b0\u1eddi trong s\u1ed1 h\u1ecd hi\u1ec7n \u0111ang b\u1eaft \u0111\u1ea7u tung ra c\u00e1c router ba b\u0103ng t\u1ea7n.<\/p>\n

Router b\u0103ng t\u1ea7n k\u00e9p \u0111\u01b0\u1ee3c trang b\u1ecb hai radio, m\u1ed9t radio ho\u1ea1t \u0111\u1ed9ng \u1edf b\u0103ng t\u1ea7n 2.4GHz v\u00e0 m\u1ed9t ch\u1ea1y \u1edf b\u0103ng t\u1ea7n 5GHz. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p b\u1ea1n thi\u1ebft l\u1eadp hai m\u1ea1ng kh\u00f4ng d\u00e2y ri\u00eang bi\u1ec7t, \u0111o \u0111\u00f3 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 trong m\u1ea1ng kh\u00f4ng d\u00e2y \u0111\u00f4ng \u0111\u00fac b\u1eb1ng c\u00e1ch chuy\u1ec3n m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb qua t\u1ea7n s\u1ed1 thay th\u1ebf.<\/p>\n

Th\u1ef1c t\u1ebf, c\u00f3 m\u1ed9t s\u1ed1 router b\u0103ng t\u1ea7n k\u00e9p ch\u1ec9 c\u00f3 m\u1ed9t radio, ho\u1ea1t \u0111\u1ed9ng tr\u00ean c\u1ea3 b\u0103ng t\u1ea7n 2.4GHz v\u00e0 5GHz nh\u01b0ng kh\u00f4ng c\u00f9ng m\u1ed9t l\u00fac. C\u00e1c router ba b\u0103ng t\u1ea7n g\u1ed3m c\u00f3 hai b\u0103ng t\u1ea7n 5GHz. \u0110i\u1ec1u n\u00e0y r\u1ea5t h\u1eefu \u00edch n\u1ebfu b\u1ea1n c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb \u0111\u1ed9ng tr\u00ean m\u1ed9t m\u1ea1ng v\u00e0 c\u1ea7n truy\u1ec1n ch\u00fang tr\u00ean ba b\u0103ng t\u1ea7n \u0111\u1ec3 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 h\u01a1n. C\u00e1c router ba b\u0103ng t\u1ea7n v\u1eabn c\u00f2n hi\u1ebfm b\u1edfi v\u00ec nhu c\u1ea7u s\u1eed d\u1ee5ng kh\u00f4ng nhi\u1ec1u. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong k\u00fd t\u00fac x\u00e1 ho\u1eb7c v\u0103n ph\u00f2ng, hi\u1ebfm khi \u0111\u01b0\u1ee3c d\u00f9ng trong c\u00e1c h\u1ed9 gia \u0111\u00ecnh c\u00f3 di\u1ec7n t\u00edch trung b\u00ecnh.<\/p>\n

5. Router s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 MU-MIMO<\/h3>\n

MU-MIMO l\u00e0 c\u00f4ng ngh\u1ec7 router m\u1edbi, vi\u1ebft t\u1eaft c\u1ee7a Multiple User Multiple Input, Multiple Output. V\u1ec1 c\u01a1 b\u1ea3n, router MU-MIMO c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi nhi\u1ec1u thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u00f9ng m\u1ed9t l\u00fac (hi\u1ec7n t\u1ea1i l\u00ean \u0111\u1ebfn 4 thi\u1ebft b\u1ecb). Do \u0111\u00f3, thay v\u00ec trao \u0111\u1ed5i g\u00f3i d\u1eef li\u1ec7u r\u1ea5t nhanh gi\u1eefa m\u1ed9t thi\u1ebft b\u1ecb t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m, m\u1ea1ng c\u00f3 th\u1ec3 duy tr\u00ec k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c thi\u1ebft b\u1ecb m\u00e0 kh\u00f4ng c\u1ea7n chuy\u1ec3n \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y khi\u1ebfn k\u1ebft n\u1ed1i Internet nhanh h\u01a1n v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>\n

MU-MIMO c\u00f3 th\u1ec3 l\u00e0 c\u00f4ng ngh\u1ec7 th\u1ed1ng tr\u1ecb trong t\u01b0\u01a1ng lai. N\u1ebfu b\u1ea1n \u0111\u1ecbnh mua router b\u00e2y gi\u1edd v\u00e0 kh\u00f4ng c\u1ea7n thay \u0111\u1ed5i nhi\u1ec1u, c\u00f3 th\u1ec3 b\u1ea1n kh\u00f4ng c\u1ea7n \u0111\u1ebfn c\u00f4ng ngh\u1ec7 n\u00e0y. Hi\u1ec7n gi\u1edd c\u00f3 t\u01b0\u01a1ng \u0111\u1ed1i \u00edt thi\u1ebft b\u1ecb di \u0111\u1ed9ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00f4ng ngh\u1ec7 n\u00e0y. Nh\u01b0ng trong v\u00e0i n\u0103m t\u1edbi b\u1ea1n c\u00f3 th\u1ec3 mong ch\u1edd m\u1ed9t s\u1ef1 chuy\u1ec3n \u0111\u1ed5i ch\u1eadm nh\u01b0ng ch\u1eafc \u0111\u1ed1i v\u1edbi t\u00ednh n\u0103ng c\u1ee7a MU-MIMO.<\/p>\n

\"C\u1ea9m

Router “cua ho\u00e0ng \u0111\u1ebf” c\u1ee7a ASUS ROG<\/em><\/p><\/div>\n

6. Router Wifi d\u1ea1ng l\u01b0\u1edbi (Mesh Wifi)?<\/h3>\n

Mesh network \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb router \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 l\u00e0m vi\u1ec7c c\u00f9ng nhau v\u00e0 t\u1ea1o m\u1ed9t m\u1ea1ng \u0111\u00e1ng tin c\u1eady duy nh\u1ea5t. Mesh network \u0111\u00e3 ph\u00e1t tri\u1ec3n ph\u1ed5 bi\u1ebfn trong v\u00e0i n\u0103m qua, nh\u01b0 trong model Google Wi-Fi.<\/p>\n

Mesh network c\u00f3 t\u1ea5t c\u1ea3 c\u00e1c t\u00ednh n\u0103ng gi\u1ed1ng nh\u01b0 c\u00e1c router th\u00f4ng th\u01b0\u1eddng m\u1eb7c d\u00f9 ch\u00fang c\u00f3 t\u1ed1c \u0111\u1ed9 th\u1ea5p h\u01a1n. Mesh network \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong hai tr\u01b0\u1eddng h\u1ee3p. Th\u1ee9 nh\u1ea5t n\u1ebfu b\u1ea1n s\u1ed1ng trong kh\u00f4ng gian nh\u1ecf h\u01a1n m\u1ed9t c\u0103n h\u1ed9, b\u1ea1n c\u00f3 th\u1ec3 mua m\u1ed9t mesh router v\u1edbi gi\u00e1 th\u1ea5p v\u00e0 s\u1eed d\u1ee5ng n\u00f3 nh\u01b0 router truy\u1ec1n th\u1ed1ng. Th\u1ee9 hai, n\u1ebfu b\u1ea1n \u1edf trong ng\u00f4i nh\u00e0 l\u1edbn (3000 feet vu\u00f4ng tr\u1edf l\u00ean) v\u00e0 t\u00edn hi\u1ec7u kh\u00f4ng d\u00e2y tr\u01b0\u1edbc \u0111\u00e2y kh\u00f4ng t\u1ed1t, Mesh network l\u00e0 gi\u1ea3i ph\u00e1p l\u00fd t\u01b0\u1edfng cho kh\u00f4ng gian r\u1ed9ng v\u00e0 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n router truy\u1ec1n th\u1ed1ng.<\/p>\n

\"C\u1ea9m<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u1ea9m nang ch\u1ecdn mua Router wifi Trong 10 n\u0103m tr\u1edf l\u1ea1i \u0111\u00e2y, tr\u01b0\u1edbc s\u1ef1 \u0111\u1ed5 b\u1ed9 c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb kh\u00f4ng d\u00e2y th\u00ec vai tr\u00f2 c\u1ee7a...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/posts\/28050"}],"collection":[{"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/comments?post=28050"}],"version-history":[{"count":4,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/posts\/28050\/revisions"}],"predecessor-version":[{"id":37922,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/posts\/28050\/revisions\/37922"}],"wp:attachment":[{"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/media?parent=28050"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/categories?post=28050"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tmp.phongvu.vn\/hoi-dap\/wp-json\/wp\/v2\/tags?post=28050"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}