{"id":22901,"date":"2022-09-07T11:21:57","date_gmt":"2022-09-07T04:21:57","guid":{"rendered":"\/vi\/?post_type=ht_kb&#038;p=22901"},"modified":"2022-09-12T08:39:23","modified_gmt":"2022-09-12T01:39:23","slug":"mot-so-khai-niem-thuat-ngu-co-ban-ve-mang","status":"publish","type":"ht_kb","link":"\/vi\/kb\/mot-so-khai-niem-thuat-ngu-co-ban-ve-mang\/","title":{"rendered":"M\u1ed9t s\u1ed1 kh\u00e1i ni\u1ec7m\/thu\u1eadt ng\u1eef c\u01a1 b\u1ea3n v\u1ec1 m\u1ea1ng"},"content":{"rendered":"<div style=\"text-align: justify;\"><span style=\"font-size: 12pt;\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 kh\u00e1i ni\u1ec7m\/thu\u1eadt ng\u1eef c\u1ea7n n\u1eafm tr\u01b0\u1edbc khi tri\u1ec3n khai m\u1ea1ng:<\/span><\/div>\n<blockquote>\n<div><strong><span style=\"font-size: 12pt;\"><a href=\"#1\">1. Modem, Router, AcessPoint, c\u1ed5ng LAN, c\u1ed5ng WAN, \u0111\u1ecba ch\u1ec9 MAC<\/a><\/span><\/strong><\/div>\n<div><strong><span style=\"font-size: 12pt;\"><a href=\"#2\">2. S\u00f3ng Wifi, s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i, d\u00e2y m\u1ea1ng<\/a><\/span><\/strong><\/div>\n<div><span style=\"font-size: 12pt;\"><a href=\"#3\"><strong>3. Roaming Wifi, K\u00eanh m\u1ea1ng, c\u00e1ch tri\u1ec3n khai Roaming Wifi v\u00e0 K\u00eanh m\u1ea1ng<\/strong><\/a><\/span><\/div>\n<\/blockquote>\n<div style=\"text-align: justify;\">\n<hr \/>\n<p><span style=\"font-size: 12pt;\"><strong><a name=\"1\"><\/a>1. Modem, Router, AcessPoint, c\u1ed5ng LAN, c\u1ed5ng WAN, \u0111\u1ecba ch\u1ec9 MAC<\/strong><\/span><\/p>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\"><strong>Modem:<\/strong> l\u00e0 thi\u1ebft b\u1ecb chuy\u1ec3n t\u00edn hi\u1ec7u ADSL (\u0111\u01b0\u1eddng truy\u1ec1n t\u1ed1c \u0111\u1ed9 cao) ho\u1eb7c C\u00e1p quang sang \u0111\u01b0\u1eddng truy\u1ec1n Internet.\u00a0<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><strong>Router:<\/strong> l\u00e0 thi\u1ebft b\u1ecb \u0111\u1ecbnh tuy\u1ebfn, hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 thi\u1ebft b\u1ecb chia s\u1ebb Internet t\u1edbi c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c trong nh\u00e0 h\u00e0ng. Khi Router nh\u1eadn m\u1ea1ng t\u1eeb Modem th\u00f4ng qua c\u1ed5ng WAN, Router s\u1ebd t\u1ef1 sinh 1 d\u1ea3i IP kh\u00e1c v\u1edbi Modem.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><strong>B\u1ed9 ph\u00e1t Wifi (Access Point):<\/strong> l\u00e0 thi\u1ebft b\u1ecb nh\u1eadn Internet t\u1eeb Router v\u00e0 chia s\u1ebb Internet t\u1edbi c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c. Access Point kh\u00f4ng c\u1ea5p ph\u00e1t IP cho c\u00e1c thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i \u0111\u1ebfn n\u00f3, Access Point m\u1edf r\u1ed9ng ph\u1ea1m vi k\u1ebft n\u1ed1i m\u1ea1ng b\u1eb1ng c\u00e1ch b\u1ed5 sung th\u00eam \u0111i\u1ec3m k\u1ebft n\u1ed1i. \u0110i\u1ec3m d\u1ec5 nh\u1eadn bi\u1ebft c\u1ee7a c\u00e1c b\u1ed9 ph\u00e1t Wifi l\u00e0 c\u00f3 trang b\u1ecb \u0103ng-ten hay c\u00f2n g\u1ecdi l\u00e0 \u201cr\u00e2u\u201d.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><strong>C\u1ed5ng LAN:<\/strong> \u0111\u1ec3 chia t\u00edn hi\u1ec7u Internet cho c\u00e1c m\u00e1y s\u1eed d\u1ee5ng, d\u00f9ng h\u1ea1t m\u1ea1ng RJ45, th\u01b0\u1eddng c\u00f3 m\u00e0u v\u00e0ng.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><strong>C\u1ed5ng WAN: <\/strong>l\u00e0 t\u1ea1o 1 l\u1edbp m\u1ea1ng ri\u00eang, c\u1ea5p d\u1ea3i IP theo Default Gateway mu\u1ed1n d\u00f9ng c\u1ed5ng WAN b\u1ea1n ph\u1ea3i v\u00e0o trang c\u1ea5u h\u00ecnh Router m\u1ee5c DHCP Enable \u0111\u1ec3 k\u00edch ho\u1ea1t ch\u1ee9c n\u0103ng, th\u01b0\u1eddng m\u1eb7c \u0111\u1ecbnh l\u00e0 Enable.\u00a0<\/span><\/li>\n<\/ul>\n<\/div>\n<blockquote>\n<div><span style=\"font-size: 12pt;\"><em>L\u01b0u \u00fd: <\/em><\/span><\/div>\n<div><span style=\"font-size: 12pt;\"><em>Kh\u00f4ng th\u1ef1c hi\u1ec7n c\u1eafm d\u00e2y Internet v\u00e0o c\u1ed5ng LAN + Enable DHCP hay c\u1eafm d\u00e2y Internet v\u00e0o c\u1ed5ng WAN + Disable DHCP \u0111\u1ec3 tr\u00e1nh tr\u01b0\u1eddng h\u1ee3p r\u1edbt m\u1ea1ng li\u00ean t\u1ee5c (do Router xung \u0111\u1ed9t IP v\u1edbi Modem)<br \/>\n<\/em><\/span><\/div>\n<\/blockquote>\n<blockquote><p><span style=\"font-size: 12pt;\"><img decoding=\"async\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/3-12-181-1.png\" alt=\"\" \/><\/span><\/p><\/blockquote>\n<blockquote>\n<div>\n<div><span style=\"font-size: 12pt;\">V\u00ed du\u0323: IP cu\u0309a Modem l\u00e0 192.168.1.1 thi\u0300 fix IP Router Wifi nh\u01b0 sau:<\/span><\/div>\n<\/div>\n<div>\n<div>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\">Tr\u01b0\u1eddng h\u1ee3p mu\u1ed1n thi\u1ebft l\u1eadp Router th\u00e0nh c\u00e1c \u0111\u01b0\u1eddng m\u1ea1ng ph\u00e1t ri\u00eang cho kh\u00e1ch h\u00e0ng v\u00e0 nh\u00e2n vi\u00ean nh\u00e0 h\u00e0ng, th\u1ef1c hi\u1ec7n set IP cho c\u1ee7a Router TP Link l\u00e0 192.168.2.1 (kha\u0301c l\u01a1\u0301p ma\u0323ng v\u01a1\u0301i Modem 192.168.1.1) v\u00e0 th\u1ef1c hi\u1ec7n c\u1eafm Internet t\u1eeb Modem v\u00e0o c\u1ed5ng WAN c\u1ee7a Router + b\u1eadt DHCP.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">Tr\u01b0\u1eddng h\u1ee3p mu\u1ed1n bi\u1ebfn Router th\u00e0nh c\u00e1c B\u1ed9 ph\u00e1t Wifi (AccessPoint) ch\u1ec9 c\u00f3 t\u00e1c d\u1ee5ng \u0111\u1ecbnh tuy\u1ebfn, nh\u1eadn m\u1ea1ng t\u1eeb Moderm v\u00e0 truy\u1ec1n m\u1ea1ng \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c (kh\u00f4ng c\u1ea5p ph\u00e1t IP) th\u00ec th\u1ef1c hi\u1ec7n c\u1eafm Internet t\u1eeb Modem v\u00e0o c\u1ed5ng LAN c\u1ee7a Router v\u00e0 ph\u1ea3i t\u1eaft DHCP tr\u00ean router \u0111i.<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/blockquote>\n<blockquote>\n<div>\n<div>\n<div><span style=\"font-size: 12pt;\"><img decoding=\"async\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/3-12-181-4.png\" alt=\"\" \/><\/span><\/div>\n<\/div>\n<\/div>\n<\/blockquote>\n<div style=\"text-align: justify;\">\n<div>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\"><strong>\u0110\u1ecba ch\u1ec9 MAC:<\/strong>\u00a0l\u00e0 m\u00e3 duy nh\u1ea5t \u0111\u01b0\u1ee3c g\u00e1n b\u1edfi nh\u00e0 s\u1ea3n xu\u1ea5t cho t\u1eebng thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng m\u1ea1ng. C\u00e1c b\u1ed9 ph\u00e1t m\u1ea1ng s\u1ebd nh\u1eadn bi\u1ebft thi\u1ebft b\u1ecb th\u00f4ng qua \u0111\u1ecba ch\u1ec9 MAC.<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<blockquote>\n<div><span style=\"font-size: 12pt;\">C\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u1ea5p ph\u00e1t ri\u00eang \u0111\u1ecba ch\u1ec9 IP cho thi\u1ebft b\u1ecb theo \u0111\u1ecba ch\u1ec9 MAC, khi \u0111\u00f3 b\u1ed9 ph\u00e1t m\u1ea1ng s\u1ebd \u01b0u ti\u00ean thi\u1ebft b\u1ecb khi c\u1ea5p \u0111\u1ecba ch\u1ec9 IP, tr\u00e1nh tr\u01b0\u1eddng h\u1ee3p b\u1ecb thi\u1ebft b\u1ecb kh\u00e1c chi\u1ebfm IP. Xem chi ti\u1ebft c\u00e1ch thi\u1ebft l\u1eadp <a href=\"https:\/\/gettingstarted.cukcuk.com\/vi\/thiet_lap_dai_ip_tren_cac_bo_phat_wifi_cung_dai_ip_voi_router.htm\">t\u1ea1i \u0111\u00e2y<\/a>.<\/span><\/div>\n<\/blockquote>\n<div style=\"text-align: justify;\">\n<div><\/div>\n<\/div>\n<div style=\"text-align: justify;\">\n<div>\n<p><span style=\"font-size: 12pt;\"><strong><a name=\"2\"><\/a>2.\u00a0S\u00f3ng Wifi, s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i, d\u00e2y m\u1ea1ng<\/strong><\/span><\/p>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\"><strong>S\u00f3ng Wifi: <\/strong>s\u1eed d\u1ee5ng s\u00f3ng radio (s\u00f3ng v\u00f4 tuy\u1ebfn) \u0111\u1ec3 truy\u1ec1n th\u00f4ng tin qua l\u1ea1i trong h\u1ec7 th\u1ed1ng m\u1ea1ng. V\u00ec l\u00e0 s\u00f3ng radio n\u00ean n\u00f3 s\u1ebd b\u1ecb nhi\u1ec5u s\u00f3ng b\u1edfi c\u00e1c v\u1eadt c\u1ea3n ho\u1eb7c s\u00f3ng radio kh\u00e1c.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><strong>\u0110\u1ed9 ph\u1ee7 s\u00f3ng Wifi: <\/strong>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn ph\u1ea1m vi truy c\u1eadp wifi, n\u1ebfu \u0111\u1ed9 ph\u1ee7 s\u00f3ng l\u1edbn th\u00ec ph\u1ea1m v\u1ecb truy c\u1eadp l\u1edbn, n\u1ebfu \u0111\u1ed9 ph\u1ee7 s\u00f3ng nh\u1ecf th\u00ec ph\u1ea1m vi truy c\u1eadp nh\u1ecf. \u0110\u1ed9 ph\u1ee7 s\u00f3ng l\u1edbn hay nh\u1ecf li\u00ean quan \u0111\u1ebfn (C\u00f4ng su\u1ea5t ph\u00e1t s\u00f3ng, \u0110\u1ed9 l\u1ee3i anten, \u0110\u1ed9 cao anten, V\u1eadt c\u1ea3n suy hao t\u00edn hi\u1ec7u tr\u00ean \u0111\u01b0\u1eddng truy\u1ec1n, \u0110\u1ed9 nh\u1ea1y c\u1ee7a thi\u1ebft b\u1ecb thu&#8230;.)<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<blockquote>\n<div>\n<div>\n<div>\n<p><span style=\"font-size: 12pt;\">Wifi s\u1ebd c\u00f3 \u0111\u1ed9 ph\u1ee7 s\u00f3ng trung b\u00ecnh l\u00e0 15m. V\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t Wifi t\u1ea1i nh\u00e0 h\u00e0ng c\u1ea7n \u0111\u1ea3m b\u1ea3o ph\u1ee7 s\u00f3ng \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb t\u1ea1i nh\u00e0 h\u00e0ng.\u00a0<\/span><\/p>\n<blockquote><p><span style=\"font-size: 12pt;\"><img decoding=\"async\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/checklist-wifi-0001.jpg\" alt=\"\" \/><\/span><\/p><\/blockquote>\n<p><span style=\"font-size: 12pt;\"><strong>L\u01b0u \u00fd:<\/strong>\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u0110\u1ed9 ph\u1ee7 s\u00f3ng s\u1ebd b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c v\u1eadt c\u1ea3n (t\u01b0\u1eddng, c\u1eeda s\u1eaft, s\u00f3ng kh\u00e1c&#8230;) =&gt; g\u00e2y suy hao s\u00f3ng Wifi.\u00a0<\/span><\/p>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\">S\u00f3ng Wifi khi \u0111i xuy\u00ean qua t\u01b0\u1eddng s\u1ebd b\u1ecb suy hao m\u1ed9t ph\u1ea7n, n\u1ebfu t\u01b0\u1eddng qu\u00e1 d\u00e0y c\u00f3 th\u1ec3 s\u1ebd kh\u00f4ng b\u1eaft \u0111\u01b0\u1ee3c s\u00f3ng Wifi.<\/span><\/li>\n<\/ul>\n<blockquote><p><span style=\"font-size: 12pt;\"><img decoding=\"async\" class=\"img-size50\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/checklist-wifi-0002.png\" alt=\"\" \/><\/span><\/p><\/blockquote>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\">S\u00f3ng Wifi \u0111i qua c\u00e1c c\u1ea5u tr\u00fac \u0111\u1eb7c bi\u1ec7t s\u1ebd b\u1ecb suy y\u1ebfu ho\u1eb7c kh\u00f4ng th\u1ec3 th\u1ea5y \u0111\u01b0\u1ee3c s\u00f3ng Wifi.<\/span><\/li>\n<\/ul>\n<blockquote><p><span style=\"font-size: 12pt;\"><img decoding=\"async\" class=\"img-size50\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/checklist-wifi-0003.png\" alt=\"\" \/><\/span><\/p><\/blockquote>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\">Trong nh\u00e0 c\u00f3 qu\u00e1 nhi\u1ec1u c\u00e1c thi\u1ebft b\u1ecb thu ph\u00e1t s\u00f3ng s\u1ebd \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn s\u00f3ng Wifi. N\u00ean l\u01b0u \u00fd \u0111\u1ec3 Wifi \u1edf nh\u1eefng n\u01a1i tho\u00e1ng m\u00e1t v\u00e0 kh\u00f4ng c\u00f3 c\u00e1c thi\u1ebft b\u1ecb ph\u00e1t s\u00f3ng.<\/span><\/li>\n<\/ul>\n<blockquote><p><span style=\"font-size: 12pt;\"><img decoding=\"async\" class=\"img-size50\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/checklist-wifi-0004.png\" alt=\"\" \/><\/span><\/p><\/blockquote>\n<p><span style=\"font-size: 12pt;\">Tr\u01b0\u1eddng h\u1ee3p nh\u00e0 h\u00e0ng c\u00f3 t\u1eeb 2 Wifi tr\u1edf l\u00ean, c\u1ea7n xem l\u1ea1i v\u1ecb tr\u00ed \u0111\u1eb7t c\u00e1c Wifi c\u00f3 s\u00e1t nhau qu\u00e1 kh\u00f4ng, c\u1ea7n \u0111\u1ea3m b\u1ea3o kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u gi\u1eefa 2 thi\u1ebft b\u1ecb ph\u00e1t Wifi l\u00e0 10m.<\/span><\/p>\n<blockquote><p><span style=\"font-size: 12pt;\"><img decoding=\"async\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/checklist-wifi-0005.jpg\" alt=\"\" \/><\/span><\/p><\/blockquote>\n<p><span style=\"font-size: 12pt;\"><em>\u00a0 \u00a0 \u00a0 V\u1ecb tr\u00ed B s\u1ebd s\u00f3ng wifi s\u1ebd y\u1ebfu v\u00ec b\u1ecb giao thoa 2 s\u00f3ng<\/em><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/blockquote>\n<div style=\"text-align: justify;\">\n<div>\n<div>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\"><strong>S\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb truy c\u1eadp Wifi:\u00a0<\/strong>S\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb truy c\u1eadp Wifi \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft n\u1ed1i internet c\u1ee7a thi\u1ebft b\u1ecb. M\u1ed7i Wifi \u0111\u1ec1u c\u00f3 gi\u1edbi h\u1ea1n s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb truy c\u1eadp, n\u1ebfu s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb truy c\u1eadp internet v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n s\u1ed1 l\u01b0\u1ee3ng Wifi cho ph\u00e9p th\u00ec thi\u1ebft b\u1ecb s\u1ebd kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c internet.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><strong>D\u00e2y m\u1ea1ng:\u00a0<\/strong>\u0110\u01b0\u1eddng truy\u1ec1n t\u00edn hi\u1ec7u m\u1ea1ng t\u1ed1t nh\u1ea5t khi \u0111\u1ed9 d\u00e0i c\u1ee7a d\u00e2y m\u1ea1ng &lt; 90 m \u0111\u1ed1i v\u1edbi d\u00e2y m\u1ea1ng b\u00ecnh th\u01b0\u1eddng. C\u00f2n d\u00e2y lo\u1ea1i t\u1ed1t th\u00ec d\u00e2y m\u1ea1ng c\u00f3 th\u1ec3 d\u00e0i h\u01a1n. N\u1ebfu \u0111\u1ed9 d\u00e0i d\u00e2y v\u01b0\u1ee3t qu\u00e1 m\u1ee9c khuy\u1ebfn ngh\u1ecb th\u00ec t\u00edn hi\u1ec7u ch\u1eadp ch\u1eddn v\u00e0 tr\u1ec5 t\u00edn hi\u1ec7u.<\/span><\/li>\n<\/ul>\n<div>\n<p><span style=\"font-size: 12pt;\"><strong><a name=\"3\"><\/a>3. Roaming Wifi, K\u00eanh m\u1ea1ng, c\u00e1ch tri\u1ec3n khai Roaming Wifi v\u00e0 K\u00eanh m\u1ea1ng<\/strong><\/span><\/p>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\"><strong>Roaming<\/strong> l\u00e0 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd, \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i Wifi c\u1ee7a Client (m\u00e1y t\u00ednh x\u00e1ch tay\/\u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng\/tablet) khi di chuy\u1ec3n t\u1eeb Access Point n\u00e0y sang Access Point kh\u00e1c. Khi b\u1ea1n di chuy\u1ec3n gi\u1eefa c\u00e1c Access Point, k\u1ebft n\u1ed1i ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp tr\u00ean AP m\u1edbi. V\u00ec v\u1eady b\u1ea5t k\u1ef3 d\u1eef li\u1ec7u n\u00e0o c\u1ee7a b\u1ea1n \u0111ang g\u1eedi tr\u01b0\u1edbc khi roaming s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi l\u1ea1i t\u1eeb AP c\u0169 \u0111\u1ebfn AP m\u1edbi. \u0110i\u1ec1u n\u00e0y gi\u00fap vi\u1ec7c g\u1eedi nh\u1eadn d\u1eef li\u1ec7u trong v\u00e0 sau roaming kh\u00f4ng b\u1ecb m\u1ea5t. Kho\u1ea3ng th\u1eddi gian tr\u00ec ho\u00e3n l\u00e0 kh\u00f4ng \u0111\u00e1ng k\u1ec3. Hi\u1ec3u \u0111\u01a1n gi\u1ea3n khi Roaming Wifi, thi\u1ebft b\u1ecb khi di chuy\u1ec3n gi\u1eefa c\u00e1c khu v\u1ef1c s\u1ebd t\u1ef1 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i \u0111\u1ebfn Access Point c\u00f3 t\u00edn hi\u1ec7u m\u1ea1ng t\u1ed1t h\u01a1n.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><strong>K\u00eanh m\u1ea1ng: <\/strong>T\u1ea1i c\u00e1c nh\u00e0 h\u00e0ng, th\u00f4ng th\u01b0\u1eddng s\u1ebd s\u1eed d\u1ee5ng m\u1ea1ng c\u00f3 t\u1ea7n s\u1ed1 2.4 GHz (chu\u1ea9n 802.11b\/g). M\u1ea1ng 2.4Ghz \u0111\u01b0\u1ee3c chia th\u00e0nh 14 k\u00eanh, m\u1ed7i k\u00eanh c\u00f3 \u0111\u1ed9 r\u1ed9ng b\u0103ng th\u00f4ng 22MHz v\u00ec v\u1eady c\u00e1c k\u00eanh s\u1ebd ch\u1ed3ng l\u1ea5n nhau. Hai Access Point c\u00f9ng k\u00eanh s\u1ebd b\u1ecb nhi\u1ec5u s\u00f3ng, g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng m\u1ea1ng. V\u00ec v\u1eady, th\u01b0\u1eddng ch\u1ec9 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c 3 k\u00eanh 1, 6, 11.<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<blockquote>\n<div>\n<div>\n<div>\n<div>\n<div><span style=\"font-size: 12pt;\"><img decoding=\"async\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/A0907_137b.jpg\" alt=\"\" \/><\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/blockquote>\n<blockquote>\n<div><span style=\"font-size: 12pt;\">Hi\u1ec7n nay, m\u1ed9t s\u1ed1 nh\u00e0 h\u00e0ng l\u1edbn \u0111\u00e3 trang b\u1ecb Modem ch\u1ea5t l\u01b0\u1ee3ng cao, h\u1ed7 tr\u1ee3 m\u1ea1ng 2.4GHz v\u00e0 5 Ghz. M\u1ea1ng 5 GHz s\u1ebd c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng truy\u1ec1n t\u1ea3i t\u1ed1t h\u01a1n, s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c t\u1ea5t c\u1ea3 c\u00e1c k\u00eanh t\u1eeb 8 &#8211; 23. Tuy nhi\u00ean \u0111\u1ed9 ph\u1ee7 s\u00f3ng s\u1ebd th\u1ea5p h\u01a1n v\u00e0 h\u1ea1n ch\u1ebf thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i &#8211; C\u00e1c thi\u1ebft b\u1ecb c\u0169 th\u01b0\u1eddng kh\u00f4ng h\u1ed7 tr\u1ee3 k\u1ebft n\u1ed1i \u0111\u1ebfn m\u1ea1ng n\u00e0y.<\/span><\/div>\n<\/blockquote>\n<div style=\"text-align: justify;\">\n<div>\n<div>\n<div>\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\">\u0110\u1ec3 Roaming cho h\u1ec7 th\u1ed1ng m\u1ea1ng t\u1ea1i nh\u00e0 h\u00e0ng, c\u1ea7n th\u1ef1c hi\u1ec7n thi\u1ebft l\u1eadp c\u00e1c Access Point <strong>c\u00f9ng chu\u1ea9n<\/strong>, <strong>c\u00f9ng<\/strong> <strong>t\u00ean wifi<\/strong> (SSID), <strong>c\u00f9ng<\/strong> <strong>m\u1eadt kh\u1ea9u<\/strong> v\u00e0 <strong>kh\u00f4ng tr\u00f9ng k\u00eanh<\/strong>.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">T\u00f9y v\u00e0o th\u1ef1c t\u1ebf c\u1ee7a t\u1eebng nh\u00e0 h\u00e0ng\/qu\u00e1n, c\u00f3 th\u1ec3 roaming wifi theo 2 c\u00e1ch:<\/span><\/li>\n<\/ul>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><span style=\"font-size: 12pt;\">Roaming cho nh\u00e0 h\u00e0ng\/qu\u00e1n chia th\u00e0nh nhi\u1ec1u khu v\u1ef1c \u1edf c\u00e1c t\u1ea7ng:<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<blockquote>\n<blockquote>\n<div>\n<p><span style=\"font-size: 12pt;\">V\u00ed d\u1ee5: Nh\u00e0 h\u00e0ng c\u00f3 3 t\u1ea7ng, m\u1ed7i t\u1ea7ng \u0111\u1eb7t 1 AP, th\u1ef1c hi\u1ec7n thi\u1ebft l\u1eadp:\u00a0<\/span><\/p>\n<ul style=\"list-style-type: square;\">\n<li><span style=\"font-size: 12pt;\">\u0110\u1eb7t c\u00e1c AP c\u00f3 c\u00f9ng t\u00ean, c\u00f9ng m\u1eadt kh\u1ea9u.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u0110\u1eb7t AP t\u1ea7ng 1 c\u00f3 k\u00eanh 1, AP t\u1ea7ng 2 k\u00eanh 6, AP t\u1ea7ng 3 k\u00eanh 11.<\/span><\/li>\n<\/ul>\n<\/div>\n<\/blockquote>\n<\/blockquote>\n<blockquote>\n<blockquote>\n<blockquote>\n<div>\n<div>\n<div>\n<div>\n<div><span style=\"font-size: 12pt;\"><img decoding=\"async\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/3-12-18-2.jpg\" alt=\"\" \/><\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/blockquote>\n<\/blockquote>\n<\/blockquote>\n<blockquote>\n<blockquote>\n<div><\/div>\n<\/blockquote>\n<\/blockquote>\n<div style=\"text-align: justify;\">\n<div>\n<div>\n<div>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul style=\"list-style-type: disc;\">\n<li><span style=\"font-size: 12pt;\">Roaming cho nh\u00e0 h\u00e0ng\/qu\u00e1n chia th\u00e0nh nhi\u1ec1u khu v\u1ef1c tr\u00ean 1 m\u1eb7t b\u1eb1ng:<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<blockquote>\n<blockquote>\n<div>\n<div>\n<div>\n<div>\n<div>\n<p><span style=\"font-size: 12pt;\">V\u00ed d\u1ee5: Nh\u00e0 h\u00e0ng c\u00f3 1 t\u1ea7ng v\u00e0 kh\u00f4ng gian r\u1ed9ng, chia th\u00e0nh 6 khu v\u1ef1c, m\u1ed7i kh v\u1ef1c \u0111\u1eb7t 1 AP, th\u1ef1c hi\u1ec7n thi\u1ebft l\u1eadp:\u00a0<\/span><\/p>\n<ul style=\"list-style-type: square;\">\n<li><span style=\"font-size: 12pt;\">\u0110\u1eb7t c\u00e1c AP c\u00f3 c\u00f9ng t\u00ean, c\u00f9ng m\u1eadt kh\u1ea9u.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u0110\u1eb7t k\u00eanh cho AP t\u1ea1i c\u00e1c khu v\u1ef1c ch\u00e9o nhau: V\u00ed d\u1ee5 Khu v\u1ef1c 1, 3, 5 c\u00f3 k\u00eanh 1, Khu v\u1ef1c 2, 4, 6 c\u00f3 k\u00eanh 6.<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/blockquote>\n<\/blockquote>\n<blockquote>\n<blockquote>\n<blockquote>\n<div><span style=\"font-size: 12pt;\"><img decoding=\"async\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/3-12-18-3.jpg\" alt=\"\" \/><\/span><\/div>\n<\/blockquote>\n<\/blockquote>\n<\/blockquote>\n<blockquote>\n<blockquote>\n<p style=\"text-align: justify;\"><span style=\"font-size: 12pt;\">*\/ \u0110\u1ec3 \u0111\u1eb7t k\u00eanh cho AP TP Link, truy c\u1eadp trang thi\u1ebft l\u1eadp m\u1ea1ng. T\u1ea1i m\u1ee5c <strong>C\u00e0i \u0111\u1eb7t kh\u00f4ng d\u00e2y<\/strong>, l\u1ef1a ch\u1ecdn k\u00eanh cho t\u1eebng AP.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 12pt;\"><img decoding=\"async\" src=\"https:\/\/gettingstarted.cukcuk.com\/vi\/images\/Screenshot_20181203-175946.png\" alt=\"\" \/><\/span><\/p>\n<\/blockquote>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 kh\u00e1i ni\u1ec7m\/thu\u1eadt ng\u1eef c\u1ea7n n\u1eafm tr\u01b0\u1edbc khi tri\u1ec3n khai m\u1ea1ng: 1. Modem, Router, AcessPoint, c\u1ed5ng LAN, c\u1ed5ng WAN, \u0111\u1ecba ch\u1ec9 MAC 2. S\u00f3ng Wifi, s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i, d\u00e2y m\u1ea1ng 3. Roaming Wifi, K\u00eanh m\u1ea1ng, c\u00e1ch tri\u1ec3n khai Roaming Wifi v\u00e0 K\u00eanh m\u1ea1ng&#8230;<\/p>\n","protected":false},"author":110,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"ht-kb-category":[3509],"ht-kb-tag":[],"class_list":["post-22901","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-4-cac-cau-hoi-thuong-gap"],"_links":{"self":[{"href":"\/vi\/wp-json\/wp\/v2\/ht-kb\/22901","targetHints":{"allow":["GET"]}}],"collection":[{"href":"\/vi\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"\/vi\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"\/vi\/wp-json\/wp\/v2\/users\/110"}],"replies":[{"embeddable":true,"href":"\/vi\/wp-json\/wp\/v2\/comments?post=22901"}],"version-history":[{"count":4,"href":"\/vi\/wp-json\/wp\/v2\/ht-kb\/22901\/revisions"}],"predecessor-version":[{"id":24577,"href":"\/vi\/wp-json\/wp\/v2\/ht-kb\/22901\/revisions\/24577"}],"wp:attachment":[{"href":"\/vi\/wp-json\/wp\/v2\/media?parent=22901"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"\/vi\/wp-json\/wp\/v2\/ht-kb-category?post=22901"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"\/vi\/wp-json\/wp\/v2\/ht-kb-tag?post=22901"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}