{"id":25829,"date":"2025-03-21T09:09:30","date_gmt":"2025-03-21T02:09:30","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=25829"},"modified":"2025-07-20T15:11:45","modified_gmt":"2025-07-20T08:11:45","slug":"bang-thong-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/","title":{"rendered":"B\u0103ng Th\u00f4ng L\u00e0 G\u00ec? H\u01b0\u1edbng D\u1eabn Cho Web Hosting, VPS, Cloud"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Bang-thong-la-gi\" >B\u0103ng th\u00f4ng l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Vai-tro-cua-bang-thong\" >Vai tr\u00f2 c\u1ee7a b\u0103ng th\u00f4ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Tai-trang-web-va-ung-dung\" >T\u1ea3i trang web v\u00e0 \u1ee9ng d\u1ee5ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Xem-video-va-streaming\" >Xem video v\u00e0 streaming<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Choi-game-online\" >Ch\u01a1i game online<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Hoi-nghi-truc-tuyen-va-lam-viec-tu-xa\" >H\u1ed9i ngh\u1ecb tr\u1ef1c tuy\u1ebfn v\u00e0 l\u00e0m vi\u1ec7c t\u1eeb xa<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Tai-va-chia-se-du-lieu\" >T\u1ea3i v\u00e0 chia s\u1ebb d\u1eef li\u1ec7u<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Cac-loai-bang-thong\" >C\u00e1c lo\u1ea1i b\u0103ng th\u00f4ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Bang-thong-trong-nuoc\" >B\u0103ng th\u00f4ng trong n\u01b0\u1edbc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Bang-thong-quoc-te\" >B\u0103ng th\u00f4ng qu\u1ed1c t\u1ebf<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Phan-biet-bang-thong-va-toc-do-mang\" >Ph\u00e2n bi\u1ec7t b\u0103ng th\u00f4ng v\u00e0 t\u1ed1c \u0111\u1ed9 m\u1ea1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Don-vi-do-bang-thong\" >\u0110\u01a1n v\u1ecb \u0111o b\u0103ng th\u00f4ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Nhung-yeu-to-anh-huong-den-bang-thong\" >Nh\u1eefng y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn b\u0103ng th\u00f4ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Ha-tang-mang\" >H\u1ea1 t\u1ea7ng m\u1ea1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Goi-cuoc-dich-vu\" >G\u00f3i c\u01b0\u1edbc d\u1ecbch v\u1ee5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#So-luong-nguoi-dung-dong-thoi\" >S\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng \u0111\u1ed3ng th\u1eddi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Khoang-cach-den-may-chu\" >Kho\u1ea3ng c\u00e1ch \u0111\u1ebfn m\u00e1y ch\u1ee7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Phan-cung-va-phan-mem\" >Ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Cach-do-luong-bang-thong-cho-dich-vu-Web-Hosting-VPS-Cloud-Server\" >C\u00e1ch \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng cho d\u1ecbch v\u1ee5 Web Hosting, VPS, Cloud Server<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Cong-cu-do-luong-bang-thong-tich-hop\" >C\u00f4ng c\u1ee5 \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng t\u00edch h\u1ee3p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Su-dung-phan-mem-giam-sat-mang\" >S\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m gi\u00e1m s\u00e1t m\u1ea1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Phan-tich-log-file\" >Ph\u00e2n t\u00edch log file<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/#Can-bao-nhieu-bang-thong-cho-Web-Hosting-VPS-Hosting-Cloud-Server-moi-thang\" >C\u1ea7n bao nhi\u00eau b\u0103ng th\u00f4ng cho Web Hosting, VPS Hosting, Cloud Server m\u1ed7i th\u00e1ng?<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>B\u1ea1n c\u00f3 bao gi\u1edd th\u1eafc m\u1eafc &#8220;B\u0103ng th\u00f4ng l\u00e0 g\u00ec?&#8221; v\u00e0 t\u1ea1i sao n\u00f3 l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi tr\u1ea3i nghi\u1ec7m internet c\u1ee7a b\u1ea1n, \u0111\u1eb7c bi\u1ec7t khi s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 nh\u01b0 Web Hosting, VPS hay Cloud Server? B\u00e0i vi\u1ebft n\u00e0y c\u1ee7a InterData s\u1ebd gi\u1ea3i \u0111\u00e1p t\u1ea5t c\u1ea3! InterData s\u1ebd \u0111i s\u00e2u v\u00e0o \u0111\u1ecbnh ngh\u0129a, vai tr\u00f2, c\u00e1c lo\u1ea1i b\u0103ng th\u00f4ng, c\u0169ng nh\u01b0 c\u00e1ch \u0111o l\u01b0\u1eddng v\u00e0 l\u1ef1a ch\u1ecdn b\u0103ng th\u00f4ng ph\u00f9 h\u1ee3p.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Bang-thong-la-gi\"><\/span>B\u0103ng th\u00f4ng l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/\"><strong>B\u0103ng th\u00f4ng (bandwidth)<\/strong><\/a> l\u00e0 <strong>l\u01b0\u1ee3ng d\u1eef li\u1ec7u t\u1ed1i \u0111a<\/strong> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c <strong>truy\u1ec1n qua m\u1ed9t k\u1ebft n\u1ed1i internet trong m\u1ed9t kho\u1ea3ng th\u1eddi gian<\/strong> nh\u1ea5t \u0111\u1ecbnh. B\u0103ng th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng \u0111\u01a1n v\u1ecb bit tr\u00ean gi\u00e2y (bps), Kbps, Mbps ho\u1eb7c Gbps. B\u0103ng th\u00f4ng c\u00e0ng l\u1edbn, kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u c\u00e0ng cao v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. Kh\u00e1i ni\u1ec7m n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng, \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m internet c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Bang-thong.jpg\" alt=\"B\u0103ng th\u00f4ng\" width=\"800\" height=\"420\" class=\"aligncenter wp-image-25834 size-full\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Bang-thong.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Bang-thong-300x158.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Bang-thong-768x403.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Bang-thong-750x394.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Vai-tro-cua-bang-thong\"><\/span>Vai tr\u00f2 c\u1ee7a b\u0103ng th\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>B\u0103ng th\u00f4ng \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng tr\u1ea3i nghi\u1ec7m internet c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. <strong>B\u0103ng th\u00f4ng<\/strong> \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn <strong>t\u1ed1c \u0111\u1ed9 t\u1ea3i trang<\/strong>, <strong>kh\u1ea3 n\u0103ng xem video<\/strong>, <strong>ch\u01a1i game tr\u1ef1c tuy\u1ebfn<\/strong> v\u00e0 nhi\u1ec1u ho\u1ea1t \u0111\u1ed9ng kh\u00e1c. M\u1ed9t b\u0103ng th\u00f4ng \u0111\u1ee7 l\u1edbn \u0111\u1ea3m b\u1ea3o c\u00e1c t\u00e1c v\u1ee5 tr\u1ef1c tuy\u1ebfn di\u1ec5n ra m\u01b0\u1ee3t m\u00e0, kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n, mang l\u1ea1i s\u1ef1 h\u00e0i l\u00f2ng v\u00e0 hi\u1ec7u qu\u1ea3 c\u00f4ng vi\u1ec7c, gi\u1ea3i tr\u00ed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tai-trang-web-va-ung-dung\"><\/span>T\u1ea3i trang web v\u00e0 \u1ee9ng d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>B\u0103ng th\u00f4ng<\/strong> quy\u1ebft \u0111\u1ecbnh <strong>t\u1ed1c \u0111\u1ed9 t\u1ea3i<\/strong> n\u1ed9i dung c\u1ee7a trang web v\u00e0 \u1ee9ng d\u1ee5ng. Khi b\u0103ng th\u00f4ng l\u1edbn, c\u00e1c trang web t\u1ea3i nhanh ch\u00f3ng, h\u00ecnh \u1ea3nh v\u00e0 video hi\u1ec3n th\u1ecb m\u01b0\u1ee3t m\u00e0. Ng\u01b0\u1ee3c l\u1ea1i, b\u0103ng th\u00f4ng h\u1ea1n ch\u1ebf s\u1ebd g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng t\u1ea3i ch\u1eadm, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c trang web th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, n\u01a1i t\u1ed1c \u0111\u1ed9 t\u1ea3i trang \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn doanh s\u1ed1.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Xem-video-va-streaming\"><\/span>Xem video v\u00e0 streaming<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 xem video tr\u1ef1c tuy\u1ebfn nh\u01b0 YouTube, Netflix, b\u0103ng th\u00f4ng l\u00e0 y\u1ebfu t\u1ed1 s\u1ed1ng c\u00f2n. \u0110\u1ec3 xem video ch\u1ea5t l\u01b0\u1ee3ng cao (4K, 8K) m\u00e0 <strong>kh\u00f4ng b\u1ecb gi\u1eadt lag<\/strong>, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n c\u00f3 <strong>b\u0103ng th\u00f4ng \u0111\u1ee7 l\u1edbn<\/strong>. B\u0103ng th\u00f4ng kh\u00f4ng \u0111\u1ee7 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng buffering (t\u1ea3i tr\u01b0\u1edbc), l\u00e0m gi\u00e1n \u0111o\u1ea1n tr\u1ea3i nghi\u1ec7m xem phim, video ca nh\u1ea1c, ho\u1eb7c c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh tr\u1ef1c ti\u1ebfp.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Choi-game-online\"><\/span>Ch\u01a1i game online<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trong th\u1ebf gi\u1edbi game online, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c game c\u00f3 t\u00ednh \u0111\u1ed1i kh\u00e1ng cao, <strong>b\u0103ng th\u00f4ng<\/strong> \u0111\u00f3ng vai tr\u00f2 c\u1ef1c k\u1ef3 quan tr\u1ecdng. B\u0103ng th\u00f4ng th\u1ea5p g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng <strong>lag<\/strong>, khi\u1ebfn ng\u01b0\u1eddi ch\u01a1i ph\u1ea3n \u1ee9ng ch\u1eadm h\u01a1n, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3 tr\u1eadn \u0111\u1ea5u. B\u0103ng th\u00f4ng cao, \u1ed5n \u0111\u1ecbnh gi\u00fap gi\u1ea3m \u0111\u1ed9 tr\u1ec5 (ping), mang l\u1ea1i l\u1ee3i th\u1ebf c\u1ea1nh tranh cho game th\u1ee7. Y\u1ebfu t\u1ed1 n\u00e0y c\u1ef1c k\u1ef3 quan tr\u1ecdng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hoi-nghi-truc-tuyen-va-lam-viec-tu-xa\"><\/span>H\u1ed9i ngh\u1ecb tr\u1ef1c tuy\u1ebfn v\u00e0 l\u00e0m vi\u1ec7c t\u1eeb xa<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V\u1edbi xu h\u01b0\u1edbng l\u00e0m vi\u1ec7c t\u1eeb xa ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn, <strong>b\u0103ng th\u00f4ng<\/strong> tr\u1edf th\u00e0nh y\u1ebfu t\u1ed1 kh\u00f4ng th\u1ec3 thi\u1ebfu. B\u0103ng th\u00f4ng \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c g\u1ecdi video, h\u1ed9i ngh\u1ecb tr\u1ef1c tuy\u1ebfn, gi\u00fap <strong>truy\u1ec1n t\u1ea3i h\u00ecnh \u1ea3nh v\u00e0 \u00e2m thanh r\u00f5 r\u00e0ng<\/strong>, kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c cu\u1ed9c h\u1ecdp quan tr\u1ecdng, c\u00e1c bu\u1ed5i thuy\u1ebft tr\u00ecnh, ho\u1eb7c khi l\u00e0m vi\u1ec7c nh\u00f3m t\u1eeb xa.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tai-va-chia-se-du-lieu\"><\/span>T\u1ea3i v\u00e0 chia s\u1ebb d\u1eef li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u0103ng th\u00f4ng kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 t\u1ea3i xu\u1ed1ng (download) m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 t\u1ea3i l\u00ean (upload). <strong>B\u0103ng th\u00f4ng t\u1ea3i l\u00ean<\/strong> quan tr\u1ecdng \u0111\u1ed1i v\u1edbi vi\u1ec7c chia s\u1ebb file, \u0111\u0103ng t\u1ea3i video, g\u1eedi email c\u00f3 dung l\u01b0\u1ee3ng l\u1edbn, ho\u1eb7c sao l\u01b0u d\u1eef li\u1ec7u l\u00ean \u0111\u00e1m m\u00e2y. B\u0103ng th\u00f4ng \u0111\u1ee7 l\u1edbn gi\u00fap <strong>qu\u00e1 tr\u00ecnh n\u00e0y di\u1ec5n ra nhanh ch\u00f3ng<\/strong> v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-loai-bang-thong\"><\/span>C\u00e1c lo\u1ea1i b\u0103ng th\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00f3 nhi\u1ec1u c\u00e1ch \u0111\u1ec3 ph\u00e2n lo\u1ea1i b\u0103ng th\u00f4ng, nh\u01b0ng ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 d\u1ef1a tr\u00ean ph\u1ea1m vi \u0111\u1ecba l\u00fd v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng s\u1eed d\u1ee5ng. Theo ti\u00eau ch\u00ed n\u00e0y, b\u0103ng th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i ch\u00ednh: <strong>b\u0103ng th\u00f4ng trong n\u01b0\u1edbc<\/strong> v\u00e0 <strong>b\u0103ng th\u00f4ng qu\u1ed1c t\u1ebf<\/strong>. M\u1ed7i lo\u1ea1i c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 vai tr\u00f2 ri\u00eang, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m internet c\u1ee7a ng\u01b0\u1eddi d\u00f9ng theo nh\u1eefng c\u00e1ch kh\u00e1c nhau. Vi\u1ec7c ph\u00e2n bi\u1ec7t ch\u00fang gi\u00fap b\u1ea1n \u0111\u01b0a ra l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Bang-thong-trong-nuoc\"><\/span>B\u0103ng th\u00f4ng trong n\u01b0\u1edbc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>B\u0103ng th\u00f4ng trong n\u01b0\u1edbc<\/strong> l\u00e0 kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u00e1y t\u00ednh, thi\u1ebft b\u1ecb trong c\u00f9ng m\u1ed9t qu\u1ed1c gia. B\u0103ng th\u00f4ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 internet (ISP) n\u1ed9i \u0111\u1ecba. <strong>T\u1ed1c \u0111\u1ed9 truy c\u1eadp<\/strong> c\u00e1c trang web, d\u1ecbch v\u1ee5 <strong>trong n\u01b0\u1edbc<\/strong> th\u01b0\u1eddng <strong>nhanh h\u01a1n<\/strong> khi s\u1eed d\u1ee5ng b\u0103ng th\u00f4ng trong n\u01b0\u1edbc. V\u00ed d\u1ee5, khi b\u1ea1n truy c\u1eadp m\u1ed9t trang b\u00e1o \u0111i\u1ec7n t\u1eed Vi\u1ec7t Nam, b\u0103ng th\u00f4ng trong n\u01b0\u1edbc \u0111\u00f3ng vai tr\u00f2 quy\u1ebft \u0111\u1ecbnh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Bang-thong-quoc-te\"><\/span>B\u0103ng th\u00f4ng qu\u1ed1c t\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>B\u0103ng th\u00f4ng qu\u1ed1c t\u1ebf<\/strong> l\u00e0 kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u00e1y t\u00ednh, thi\u1ebft b\u1ecb \u1edf c\u00e1c qu\u1ed1c gia kh\u00e1c nhau. B\u0103ng th\u00f4ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c cung c\u1ea5p th\u00f4ng qua c\u00e1c tuy\u1ebfn c\u00e1p quang bi\u1ec3n qu\u1ed1c t\u1ebf. <strong>T\u1ed1c \u0111\u1ed9 truy c\u1eadp<\/strong> c\u00e1c trang web, d\u1ecbch v\u1ee5 <strong>n\u01b0\u1edbc ngo\u00e0i<\/strong> (v\u00ed d\u1ee5: Facebook, Google, YouTube) ph\u1ee5 thu\u1ed9c v\u00e0o <strong>b\u0103ng th\u00f4ng qu\u1ed1c t\u1ebf<\/strong>. B\u0103ng th\u00f4ng n\u00e0y th\u01b0\u1eddng c\u00f3 chi ph\u00ed cao h\u01a1n v\u00e0 c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1ch quan.<\/p>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn g\u00f3i c\u01b0\u1edbc c\u00f3 b\u0103ng th\u00f4ng trong n\u01b0\u1edbc v\u00e0 qu\u1ed1c t\u1ebf ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng l\u00e0 r\u1ea5t quan tr\u1ecdng. N\u1ebfu b\u1ea1n th\u01b0\u1eddng xuy\u00ean truy c\u1eadp c\u00e1c trang web qu\u1ed1c t\u1ebf, <strong>b\u0103ng th\u00f4ng qu\u1ed1c t\u1ebf<\/strong> l\u00e0 y\u1ebfu t\u1ed1 c\u1ea7n \u0111\u01b0\u1ee3c <strong>\u01b0u ti\u00ean<\/strong>. Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu b\u1ea1n ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 trong n\u01b0\u1edbc, b\u0103ng th\u00f4ng trong n\u01b0\u1edbc l\u00e0 \u0111\u1ee7. C\u00e2n nh\u1eafc gi\u1eefa nhu c\u1ea7u s\u1eed d\u1ee5ng v\u00e0 y\u1ebfu t\u1ed1 kinh t\u1ebf r\u1ea5t c\u1ea7n thi\u1ebft.<\/p>\n<p>Ngo\u00e0i ra, c\u00f2n c\u00f3 th\u1ec3 ph\u00e2n lo\u1ea1i b\u0103ng th\u00f4ng d\u1ef1a tr\u00ean c\u00f4ng ngh\u1ec7 truy\u1ec1n d\u1eabn (b\u0103ng th\u00f4ng c\u00e1p quang, b\u0103ng th\u00f4ng c\u00e1p \u0111\u1ed3ng, b\u0103ng th\u00f4ng di \u0111\u1ed9ng&#8230;), ho\u1eb7c d\u1ef1a tr\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng s\u1eed d\u1ee5ng (b\u0103ng th\u00f4ng gia \u0111\u00ecnh, b\u0103ng th\u00f4ng doanh nghi\u1ec7p&#8230;). Tuy nhi\u00ean, <strong>ph\u00e2n lo\u1ea1i theo ph\u1ea1m vi<\/strong> (trong n\u01b0\u1edbc v\u00e0 qu\u1ed1c t\u1ebf) l\u00e0 <strong>ph\u1ed5 bi\u1ebfn v\u00e0 d\u1ec5 hi\u1ec3u nh\u1ea5t<\/strong> \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng th\u00f4ng th\u01b0\u1eddng. Hi\u1ec3u r\u1ecf t\u1eebng lo\u1ea1i gi\u00fap t\u1ed1i \u01b0u hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Phan-biet-bang-thong-va-toc-do-mang\"><\/span>Ph\u00e2n bi\u1ec7t b\u0103ng th\u00f4ng v\u00e0 t\u1ed1c \u0111\u1ed9 m\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>B\u0103ng th\u00f4ng v\u00e0 t\u1ed1c \u0111\u1ed9 m\u1ea1ng th\u01b0\u1eddng b\u1ecb nh\u1ea7m l\u1eabn, nh\u01b0ng ch\u00fang l\u00e0 hai kh\u00e1i ni\u1ec7m kh\u00e1c nhau. <strong>B\u0103ng th\u00f4ng<\/strong> l\u00e0 <strong>l\u01b0\u1ee3ng d\u1eef li\u1ec7u t\u1ed1i \u0111a<\/strong> c\u00f3 th\u1ec3 truy\u1ec1n qua k\u1ebft n\u1ed1i trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh. Trong khi \u0111\u00f3, <strong>t\u1ed1c \u0111\u1ed9 m\u1ea1ng<\/strong> l\u00e0 <strong>t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u th\u1ef1c t\u1ebf<\/strong> t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3. Hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y gi\u00fap b\u1ea1n \u0111\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c h\u01a1n v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng k\u1ebft n\u1ed1i internet.<\/p>\n<p><strong>B\u0103ng th\u00f4ng<\/strong> gi\u1ed1ng nh\u01b0 <strong>\u0111\u1ed9 r\u1ed9ng c\u1ee7a m\u1ed9t con \u0111\u01b0\u1eddng cao t\u1ed1c<\/strong>. Con \u0111\u01b0\u1eddng c\u00e0ng r\u1ed9ng, c\u00e0ng nhi\u1ec1u xe c\u00f3 th\u1ec3 l\u01b0u th\u00f4ng c\u00f9ng l\u00fac. <strong>T\u1ed1c \u0111\u1ed9 m\u1ea1ng<\/strong> gi\u1ed1ng nh\u01b0 <strong>t\u1ed1c \u0111\u1ed9 c\u1ee7a t\u1eebng chi\u1ebfc xe<\/strong> tr\u00ean \u0111\u01b0\u1eddng. D\u00f9 \u0111\u01b0\u1eddng r\u1ed9ng, nh\u01b0ng n\u1ebfu xe ch\u1ea1y ch\u1eadm (do t\u1eafc \u0111\u01b0\u1eddng, gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9&#8230;) th\u00ec t\u1ed1c \u0111\u1ed9 th\u1ef1c t\u1ebf v\u1eabn th\u1ea5p. Vi\u1ec7c hi\u1ec3u r\u1ecf hai kh\u00e1i ni\u1ec7m n\u00e0y gi\u00fap ng\u01b0\u1eddi d\u00f9ng t\u1ed1i \u01b0u l\u1ef1a ch\u1ecdn.<\/p>\n<p>M\u1ed9t v\u00ed d\u1ee5 kh\u00e1c: H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng b\u0103ng th\u00f4ng l\u00e0 \u0111\u01b0\u1eddng \u1ed1ng n\u01b0\u1edbc. <strong>\u0110\u01b0\u1eddng k\u00ednh \u1ed1ng<\/strong> t\u01b0\u1ee3ng tr\u01b0ng cho <strong>b\u0103ng th\u00f4ng<\/strong>. <strong>T\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y<\/strong> c\u1ee7a n\u01b0\u1edbc trong \u1ed1ng t\u01b0\u1ee3ng tr\u01b0ng cho <strong>t\u1ed1c \u0111\u1ed9 m\u1ea1ng<\/strong>. \u1ed0ng c\u00e0ng l\u1edbn, l\u01b0\u1ee3ng n\u01b0\u1edbc t\u1ed1i \u0111a c\u00f3 th\u1ec3 ch\u1ea3y qua c\u00e0ng nhi\u1ec1u, nh\u01b0ng t\u1ed1c \u0111\u1ed9 n\u01b0\u1edbc ch\u1ea3y c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o \u00e1p l\u1ef1c n\u01b0\u1edbc v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c.<\/p>\n<p><strong>T\u1ed1c \u0111\u1ed9 m\u1ea1ng th\u1ef1c t\u1ebf<\/strong> th\u01b0\u1eddng <strong>th\u1ea5p h\u01a1n b\u0103ng th\u00f4ng<\/strong> m\u00e0 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 internet (ISP) qu\u1ea3ng c\u00e1o. \u0110i\u1ec1u n\u00e0y l\u00e0 do nhi\u1ec1u y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng, bao g\u1ed3m: ch\u1ea5t l\u01b0\u1ee3ng \u0111\u01b0\u1eddng truy\u1ec1n, s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng c\u00f9ng l\u00fac, thi\u1ebft b\u1ecb m\u1ea1ng (router, modem), kho\u1ea3ng c\u00e1ch \u0111\u1ebfn m\u00e1y ch\u1ee7&#8230; Hi\u1ec3u \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u01b0a ra c\u00e1c k\u1ef3 v\u1ecdng th\u1ef1c t\u1ebf v\u1ec1 hi\u1ec7u su\u1ea5t m\u1ea1ng c\u1ee7a m\u00ecnh.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Don-vi-do-bang-thong\"><\/span>\u0110\u01a1n v\u1ecb \u0111o b\u0103ng th\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>B\u0103ng th\u00f4ng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng l\u01b0\u1ee3ng d\u1eef li\u1ec7u truy\u1ec1n \u0111i trong m\u1ed9t \u0111\u01a1n v\u1ecb th\u1eddi gian. \u0110\u01a1n v\u1ecb \u0111o c\u01a1 b\u1ea3n l\u00e0 <strong>bit tr\u00ean gi\u00e2y (bps)<\/strong>. Tuy nhi\u00ean, do b\u0103ng th\u00f4ng th\u01b0\u1eddng r\u1ea5t l\u1edbn, ng\u01b0\u1eddi ta th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c \u0111\u01a1n v\u1ecb l\u1edbn h\u01a1n nh\u01b0 <strong>Kilobit tr\u00ean gi\u00e2y (Kbps)<\/strong>, <strong>Megabit tr\u00ean gi\u00e2y (Mbps)<\/strong>, v\u00e0 <strong>Gigabit tr\u00ean gi\u00e2y (Gbps)<\/strong>. Hi\u1ec3u r\u00f5 c\u00e1c \u0111\u01a1n v\u1ecb n\u00e0y gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng so s\u00e1nh c\u00e1c g\u00f3i c\u01b0\u1edbc internet.<\/p>\n<ul>\n<li><strong>Bit tr\u00ean gi\u00e2y (bps):<\/strong> \u0110\u01a1n v\u1ecb c\u01a1 b\u1ea3n, bi\u1ec3u th\u1ecb s\u1ed1 bit d\u1eef li\u1ec7u truy\u1ec1n \u0111i trong m\u1ed9t gi\u00e2y.<\/li>\n<li><strong>Kilobit tr\u00ean gi\u00e2y (Kbps):<\/strong> 1 Kbps = 1.000 bps. Th\u01b0\u1eddng d\u00f9ng cho c\u00e1c k\u1ebft n\u1ed1i internet t\u1ed1c \u0111\u1ed9 th\u1ea5p.<\/li>\n<li><strong>Megabit tr\u00ean gi\u00e2y (Mbps):<\/strong> 1 Mbps = 1.000 Kbps = 1.000.000 bps. \u0110\u00e2y l\u00e0 \u0111\u01a1n v\u1ecb ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay, d\u00f9ng cho h\u1ea7u h\u1ebft c\u00e1c g\u00f3i c\u01b0\u1edbc internet gia \u0111\u00ecnh v\u00e0 doanh nghi\u1ec7p.<\/li>\n<li><strong>Gigabit tr\u00ean gi\u00e2y (Gbps):<\/strong> 1 Gbps = 1.000 Mbps = 1.000.000.000 bps. Th\u01b0\u1eddng d\u00f9ng cho c\u00e1c k\u1ebft n\u1ed1i internet t\u1ed1c \u0111\u1ed9 c\u1ef1c cao, nh\u01b0 c\u00e1p quang FTTH (Fiber to the Home) ho\u1eb7c c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u. Vi\u1ec7c hi\u1ec3u r\u1ecf c\u00e1c \u0111\u01a1n v\u1ecb n\u00e0y gi\u00fap ng\u01b0\u1eddi s\u1eed d\u1ee5ng d\u1ec5 d\u00e0ng \u0111\u00e1nh gi\u00e1 v\u00e0 l\u1ef1a ch\u1ecdn g\u00f3i c\u01b0\u1edbc ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a m\u00ecnh.<\/li>\n<\/ul>\n<p>C\u1ea7n ph\u00e2n bi\u1ec7t r\u00f5 gi\u1eefa &#8220;bit&#8221; (vi\u1ebft t\u1eaft l\u00e0 &#8220;b&#8221;) v\u00e0 &#8220;byte&#8221; (vi\u1ebft t\u1eaft l\u00e0 &#8220;B&#8221;). <strong>1 byte (B) b\u1eb1ng 8 bit (b)<\/strong>. C\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 internet (ISP) th\u01b0\u1eddng qu\u1ea3ng c\u00e1o b\u0103ng th\u00f4ng b\u1eb1ng Mbps (Megabit tr\u00ean gi\u00e2y), nh\u01b0ng khi t\u1ea3i file, t\u1ed1c \u0111\u1ed9 th\u01b0\u1eddng hi\u1ec3n th\u1ecb b\u1eb1ng MBps (Megabyte tr\u00ean gi\u00e2y). V\u00ec v\u1eady, t\u1ed1c \u0111\u1ed9 t\u1ea3i th\u1ef1c t\u1ebf th\u01b0\u1eddng th\u1ea5p h\u01a1n 8 l\u1ea7n so v\u1edbi b\u0103ng th\u00f4ng qu\u1ea3ng c\u00e1o.<\/p>\n<p>V\u00ed d\u1ee5, n\u1ebfu b\u1ea1n c\u00f3 g\u00f3i c\u01b0\u1edbc internet 100 Mbps, t\u1ed1c \u0111\u1ed9 t\u1ea3i file t\u1ed1i \u0111a (l\u00fd thuy\u1ebft) s\u1ebd l\u00e0 100\/8 = 12,5 MBps. Tuy nhi\u00ean, <strong>t\u1ed1c \u0111\u1ed9 th\u1ef1c t\u1ebf<\/strong> c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng \u0111\u01b0\u1eddng truy\u1ec1n, s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng c\u00f9ng l\u00fac, v\u00e0 kho\u1ea3ng c\u00e1ch \u0111\u1ebfn m\u00e1y ch\u1ee7. N\u1eafm v\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y gi\u00fap ng\u01b0\u1eddi d\u00f9ng \u0111\u00e1nh gi\u00e1 \u0111\u00fang t\u1ed1c \u0111\u1ed9 internet c\u1ee7a m\u00ecnh.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nhung-yeu-to-anh-huong-den-bang-thong\"><\/span>Nh\u1eefng y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn b\u0103ng th\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>B\u0103ng th\u00f4ng kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t con s\u1ed1 c\u1ed1 \u0111\u1ecbnh m\u00e0 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi r\u1ea5t nhi\u1ec1u y\u1ebfu t\u1ed1, c\u1ea3 kh\u00e1ch quan v\u00e0 ch\u1ee7 quan. <strong>Hi\u1ec3u r\u00f5<\/strong> c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y gi\u00fap b\u1ea1n <strong>t\u1ed1i \u01b0u h\u00f3a<\/strong> k\u1ebft n\u1ed1i internet v\u00e0 c\u00f3 <strong>tr\u1ea3i nghi\u1ec7m t\u1ed1t nh\u1ea5t<\/strong>. C\u00e1c y\u1ebfu t\u1ed1 n\u00e0y bao g\u1ed3m: H\u1ea1 t\u1ea7ng m\u1ea1ng, g\u00f3i c\u01b0\u1edbc d\u1ecbch v\u1ee5, s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng, kho\u1ea3ng c\u00e1ch \u0111\u1ebfn m\u00e1y ch\u1ee7, ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ha-tang-mang\"><\/span>H\u1ea1 t\u1ea7ng m\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ch\u1ea5t l\u01b0\u1ee3ng<\/strong> c\u1ee7a <strong>h\u1ea1 t\u1ea7ng m\u1ea1ng<\/strong> l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng h\u00e0ng \u0111\u1ea7u. <strong>C\u00e1p quang<\/strong> cung c\u1ea5p b\u0103ng th\u00f4ng cao h\u01a1n v\u00e0 \u1ed5n \u0111\u1ecbnh h\u01a1n so v\u1edbi c\u00e1p \u0111\u1ed3ng. <strong>Thi\u1ebft b\u1ecb m\u1ea1ng<\/strong> (router, modem, switch&#8230;) c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3. C\u00e1c thi\u1ebft b\u1ecb c\u0169, l\u1ed7i th\u1eddi ho\u1eb7c kh\u00f4ng t\u01b0\u01a1ng th\u00edch c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m b\u0103ng th\u00f4ng. Vi\u1ec7c \u0111\u1ea7u t\u01b0 v\u00e0o h\u1ea1 t\u1ea7ng m\u1ea1ng t\u1ed1t l\u00e0 n\u1ec1n t\u1ea3ng cho k\u1ebft n\u1ed1i internet nhanh v\u00e0 \u1ed5n \u0111\u1ecbnh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Goi-cuoc-dich-vu\"><\/span>G\u00f3i c\u01b0\u1edbc d\u1ecbch v\u1ee5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>G\u00f3i c\u01b0\u1edbc<\/strong> m\u00e0 b\u1ea1n \u0111\u0103ng k\u00fd v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 internet (ISP) <strong>quy\u1ebft \u0111\u1ecbnh b\u0103ng th\u00f4ng t\u1ed1i \u0111a<\/strong> m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng. C\u00e1c g\u00f3i c\u01b0\u1edbc kh\u00e1c nhau c\u00f3 b\u0103ng th\u00f4ng kh\u00e1c nhau, v\u00e0 gi\u00e1 c\u1ea3 c\u0169ng kh\u00e1c nhau. L\u1ef1a ch\u1ecdn g\u00f3i c\u01b0\u1edbc ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 tr\u00e1nh l\u00e3ng ph\u00ed ho\u1eb7c thi\u1ebfu h\u1ee5t b\u0103ng th\u00f4ng. Vi\u1ec7c c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng y\u1ebfu t\u1ed1 n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"So-luong-nguoi-dung-dong-thoi\"><\/span>S\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng \u0111\u1ed3ng th\u1eddi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi <strong>nhi\u1ec1u ng\u01b0\u1eddi<\/strong> c\u00f9ng s\u1eed d\u1ee5ng chung m\u1ed9t k\u1ebft n\u1ed1i internet, <strong>b\u0103ng th\u00f4ng s\u1ebd b\u1ecb chia s\u1ebb<\/strong>. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u1ed7i ng\u01b0\u1eddi s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c \u00edt b\u0103ng th\u00f4ng h\u01a1n so v\u1edbi khi ch\u1ec9 c\u00f3 m\u1ed9t ng\u01b0\u1eddi s\u1eed d\u1ee5ng. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y th\u01b0\u1eddng x\u1ea3y ra trong gi\u1edd cao \u0111i\u1ec3m, khi nhi\u1ec1u ng\u01b0\u1eddi c\u00f9ng truy c\u1eadp internet. V\u00ed d\u1ee5 trong c\u00e1c h\u1ed9 gia \u0111\u00ecnh, ho\u1eb7c c\u00e1c v\u0103n ph\u00f2ng, khu v\u1ef1c c\u00f4ng c\u1ed9ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Khoang-cach-den-may-chu\"><\/span>Kho\u1ea3ng c\u00e1ch \u0111\u1ebfn m\u00e1y ch\u1ee7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Kho\u1ea3ng c\u00e1ch<\/strong> gi\u1eefa thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n v\u00e0 <strong>m\u00e1y ch\u1ee7<\/strong> (server) m\u00e0 b\u1ea1n \u0111ang truy c\u1eadp c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn b\u0103ng th\u00f4ng. T\u00edn hi\u1ec7u internet ph\u1ea3i truy\u1ec1n \u0111i m\u1ed9t qu\u00e3ng \u0111\u01b0\u1eddng d\u00e0i h\u01a1n, c\u00f3 th\u1ec3 b\u1ecb suy hao v\u00e0 m\u1ea5t m\u00e1t d\u1eef li\u1ec7u. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t r\u00f5 r\u00e0ng khi truy c\u1eadp c\u00e1c trang web ho\u1eb7c d\u1ecbch v\u1ee5 \u1edf n\u01b0\u1edbc ngo\u00e0i, khi t\u00edn hi\u1ec7u ph\u1ea3i \u0111i qua c\u00e1c tuy\u1ebfn c\u00e1p qu\u1ed1c t\u1ebf.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phan-cung-va-phan-mem\"><\/span>Ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ph\u1ea7n c\u1ee9ng<\/strong> m\u00e1y t\u00ednh (card m\u1ea1ng, RAM, CPU&#8230;) v\u00e0 <strong>ph\u1ea7n m\u1ec1m<\/strong> (h\u1ec7 \u0111i\u1ec1u h\u00e0nh, tr\u00ecnh duy\u1ec7t, \u1ee9ng d\u1ee5ng&#8230;) c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn b\u0103ng th\u00f4ng. M\u00e1y t\u00ednh c\u0169, c\u1ea5u h\u00ecnh y\u1ebfu ho\u1eb7c ph\u1ea7n m\u1ec1m l\u1ed7i th\u1eddi c\u00f3 th\u1ec3 kh\u00f4ng t\u1eadn d\u1ee5ng h\u1ebft \u0111\u01b0\u1ee3c b\u0103ng th\u00f4ng m\u00e0 b\u1ea1n c\u00f3. Virus, ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i c\u00f3 th\u1ec3 l\u00e0m ch\u1eadm, th\u1eadm ch\u00ed l\u00e0m m\u1ea5t k\u1ebft n\u1ed1i, gi\u1ea3m b\u0103ng th\u00f4ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cach-do-luong-bang-thong-cho-dich-vu-Web-Hosting-VPS-Cloud-Server\"><\/span>C\u00e1ch \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng cho d\u1ecbch v\u1ee5 Web Hosting, VPS, Cloud Server<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vi\u1ec7c \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng cho Web Hosting, VPS Hosting v\u00e0 Cloud Server c\u00f3 ph\u1ea7n kh\u00e1c bi\u1ec7t so v\u1edbi vi\u1ec7c \u0111o b\u0103ng th\u00f4ng internet th\u00f4ng th\u01b0\u1eddng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng c\u00e1 nh\u00e2n. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 n\u00e0y, <strong>b\u0103ng th\u00f4ng<\/strong> th\u01b0\u1eddng \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 <strong>l\u01b0\u1ee3ng d\u1eef li\u1ec7u<\/strong> m\u00e0 m\u00e1y ch\u1ee7 (server) c\u00f3 th\u1ec3 <strong>truy\u1ec1n t\u1ea3i<\/strong> trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh (th\u01b0\u1eddng l\u00e0 m\u1ed9t th\u00e1ng). Vi\u1ec7c gi\u00e1m s\u00e1t v\u00e0 \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n<p>C\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 th\u01b0\u1eddng cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5, ph\u01b0\u01a1ng ph\u00e1p \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng kh\u00e1c nhau. Tuy nhi\u00ean, m\u1ee5c ti\u00eau chung l\u00e0 \u0111\u1ec3 <strong>gi\u00e1m s\u00e1t<\/strong> l\u01b0\u1ee3ng d\u1eef li\u1ec7u v\u00e0o (incoming) v\u00e0 ra (outgoing) c\u1ee7a m\u00e1y ch\u1ee7, t\u1eeb \u0111\u00f3 <strong>\u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t<\/strong> v\u00e0 <strong>t\u1ed1i \u01b0u h\u00f3a<\/strong> s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean. Vi\u1ec7c \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng cho c\u00e1c d\u1ecbch v\u1ee5 hosting n\u00e0y th\u01b0\u1eddng ph\u1ee9c t\u1ea1p h\u01a1n v\u00e0 \u0111\u00f2i h\u1ecfi ki\u1ebfn th\u1ee9c k\u1ef9 thu\u1eadt nh\u1ea5t \u0111\u1ecbnh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cong-cu-do-luong-bang-thong-tich-hop\"><\/span>C\u00f4ng c\u1ee5 \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng t\u00edch h\u1ee3p<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Web Hosting, VPS Hosting v\u00e0 Cloud Server \u0111\u1ec1u cung c\u1ea5p <strong>c\u00f4ng c\u1ee5 \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng t\u00edch h\u1ee3p<\/strong> trong b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n (control panel) c\u1ee7a h\u1ecd. C\u00e1c c\u00f4ng c\u1ee5 n\u00e0y th\u01b0\u1eddng hi\u1ec3n th\u1ecb <strong>bi\u1ec3u \u0111\u1ed3<\/strong> v\u1ec1 l\u01b0\u1ee3ng d\u1eef li\u1ec7u truy\u1ec1n t\u1ea3i theo th\u1eddi gian (gi\u1edd, ng\u00e0y, tu\u1ea7n, th\u00e1ng). M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 ph\u1ed5 bi\u1ebfn bao g\u1ed3m cPanel, Plesk, DirectAdmin, v\u00e0 c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u00f9y ch\u1ec9nh c\u1ee7a nh\u00e0 cung c\u1ea5p.<\/p>\n<p>V\u00ed d\u1ee5, trong cPanel, b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y th\u00f4ng tin v\u1ec1 b\u0103ng th\u00f4ng trong ph\u1ea7n &#8220;Bandwidth&#8221; ho\u1eb7c &#8220;Usage&#8221;. C\u00e1c bi\u1ec3u \u0111\u1ed3 n\u00e0y th\u01b0\u1eddng hi\u1ec3n th\u1ecb c\u1ea3 <strong>l\u01b0u l\u01b0\u1ee3ng v\u00e0o (incoming)<\/strong> v\u00e0 <strong>l\u01b0u l\u01b0\u1ee3ng ra (outgoing)<\/strong>, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng theo d\u00f5i. C\u00e1c c\u00f4ng c\u1ee5 t\u00edch h\u1ee3p n\u00e0y cung c\u1ea5p th\u00f4ng tin t\u1ed5ng quan, d\u1ec5 hi\u1ec3u, ph\u00f9 h\u1ee3p cho ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng chuy\u00ean v\u1ec1 k\u1ef9 thu\u1eadt. Nh\u1edd v\u1eady, vi\u1ec7c theo d\u00f5i tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Su-dung-phan-mem-giam-sat-mang\"><\/span>S\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m gi\u00e1m s\u00e1t m\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng c\u00f3 ki\u1ebfn th\u1ee9c k\u1ef9 thu\u1eadt, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c <strong>ph\u1ea7n m\u1ec1m gi\u00e1m s\u00e1t m\u1ea1ng<\/strong> chuy\u00ean d\u1ee5ng \u0111\u1ec3 \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng. C\u00e1c ph\u1ea7n m\u1ec1m n\u00e0y cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft h\u01a1n, bao g\u1ed3m: l\u01b0u l\u01b0\u1ee3ng theo giao th\u1ee9c, \u0111\u1ecba ch\u1ec9 IP ngu\u1ed3n\/\u0111\u00edch, th\u1eddi gian th\u1ef1c&#8230; M\u1ed9t s\u1ed1 ph\u1ea7n m\u1ec1m ph\u1ed5 bi\u1ebfn bao g\u1ed3m: <strong>MRTG<\/strong> (Multi Router Traffic Grapher), <strong>Cacti<\/strong>, <strong>Zabbix<\/strong>, <strong>Nagios<\/strong>, <strong>Prometheus<\/strong>, v\u00e0 <strong>Grafana<\/strong>.<\/p>\n<p>C\u00e1c ph\u1ea7n m\u1ec1m n\u00e0y th\u01b0\u1eddng y\u00eau c\u1ea7u c\u00e0i \u0111\u1eb7t v\u00e0 c\u1ea5u h\u00ecnh tr\u00ean m\u00e1y ch\u1ee7. Ch\u00fang cung c\u1ea5p <strong>kh\u1ea3 n\u0103ng t\u00f9y bi\u1ebfn cao<\/strong>, cho ph\u00e9p b\u1ea1n t\u1ea1o c\u00e1c bi\u1ec3u \u0111\u1ed3, b\u00e1o c\u00e1o theo nhu c\u1ea7u ri\u00eang. Tuy nhi\u00ean, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ph\u1ea7n m\u1ec1m n\u00e0y \u0111\u00f2i h\u1ecfi ki\u1ebfn th\u1ee9c k\u1ef9 thu\u1eadt nh\u1ea5t \u0111\u1ecbnh. B\u1ea1n c\u1ea7n hi\u1ec3u v\u1ec1 c\u00e1c giao th\u1ee9c m\u1ea1ng, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y ch\u1ee7, v\u00e0 c\u00e1c kh\u00e1i ni\u1ec7m li\u00ean quan.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phan-tich-log-file\"><\/span>Ph\u00e2n t\u00edch log file<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c \u0111\u1ec3 \u0111o l\u01b0\u1eddng b\u0103ng th\u00f4ng l\u00e0 <strong>ph\u00e2n t\u00edch log file<\/strong> c\u1ee7a m\u00e1y ch\u1ee7 web (web server). C\u00e1c log file n\u00e0y ghi l\u1ea1i th\u00f4ng tin v\u1ec1 m\u1ecdi y\u00eau c\u1ea7u (request) \u0111\u1ebfn m\u00e1y ch\u1ee7, bao g\u1ed3m: \u0111\u1ecba ch\u1ec9 IP, th\u1eddi gian, dung l\u01b0\u1ee3ng d\u1eef li\u1ec7u&#8230; B\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch c\u00e1c log file n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c t\u1ed5ng l\u01b0\u1ee3ng b\u0103ng th\u00f4ng s\u1eed d\u1ee5ng trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh.<\/p>\n<p>C\u00e1c c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch log file ph\u1ed5 bi\u1ebfn bao g\u1ed3m: <strong>AWStats<\/strong>, <strong>Webalizer<\/strong>, <strong>GoAccess<\/strong>, v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 d\u00f2ng l\u1ec7nh nh\u01b0 <code>grep<\/code>, <code>awk<\/code>, <code>sed<\/code>. Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u00f2i h\u1ecfi ki\u1ebfn th\u1ee9c k\u1ef9 thu\u1eadt cao v\u00e0 t\u1ed1n nhi\u1ec1u th\u1eddi gian. Ph\u00e2n t\u00edch log file th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 <strong>ki\u1ec3m tra chi ti\u1ebft<\/strong> v\u1ec1 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp, x\u00e1c \u0111\u1ecbnh c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 hi\u1ec7u su\u1ea5t, ho\u1eb7c ph\u00e1t hi\u1ec7n c\u00e1c h\u00e0nh vi b\u1ea5t th\u01b0\u1eddng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Can-bao-nhieu-bang-thong-cho-Web-Hosting-VPS-Hosting-Cloud-Server-moi-thang\"><\/span>C\u1ea7n bao nhi\u00eau b\u0103ng th\u00f4ng cho Web Hosting, VPS Hosting, Cloud Server m\u1ed7i th\u00e1ng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L\u01b0\u1ee3ng b\u0103ng th\u00f4ng c\u1ea7n thi\u1ebft cho Web Hosting, VPS Hosting, Cloud Server m\u1ed7i th\u00e1ng <strong>ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1<\/strong>, bao g\u1ed3m: <strong>l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp<\/strong>, <strong>k\u00edch th\u01b0\u1edbc trung b\u00ecnh<\/strong> c\u1ee7a trang web, <strong>lo\u1ea1i n\u1ed9i dung<\/strong>, v\u00e0 <strong>m\u1ee9c \u0111\u1ed9 t\u0103ng tr\u01b0\u1edfng<\/strong> d\u1ef1 ki\u1ebfn. Kh\u00f4ng c\u00f3 m\u1ed9t con s\u1ed1 ch\u00ednh x\u00e1c cho t\u1ea5t c\u1ea3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u0111\u00fang nhu c\u1ea7u b\u0103ng th\u00f4ng gi\u00fap t\u1ed1i \u01b0u chi ph\u00ed v\u00e0 hi\u1ec7u su\u1ea5t.<\/p>\n<p>M\u1ed9t trang web <strong>c\u00f3 \u00edt l\u01b0\u1ee3t truy c\u1eadp<\/strong>, ch\u1ee7 y\u1ebfu l\u00e0 v\u0103n b\u1ea3n v\u00e0 h\u00ecnh \u1ea3nh t\u0129nh, c\u00f3 th\u1ec3 ch\u1ec9 c\u1ea7n <strong>v\u00e0i GB b\u0103ng th\u00f4ng m\u1ed7i th\u00e1ng<\/strong>. Tuy nhi\u00ean, m\u1ed9t trang web th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed <strong>c\u00f3 nhi\u1ec1u l\u01b0\u1ee3t truy c\u1eadp<\/strong>, nhi\u1ec1u h\u00ecnh \u1ea3nh s\u1ea3n ph\u1ea9m, video, v\u00e0 c\u00e1c t\u00ednh n\u0103ng t\u01b0\u01a1ng t\u00e1c, c\u00f3 th\u1ec3 c\u1ea7n <strong>h\u00e0ng tr\u0103m GB ho\u1eb7c th\u1eadm ch\u00ed h\u00e0ng TB<\/strong> b\u0103ng th\u00f4ng m\u1ed7i th\u00e1ng. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y r\u1ea5t l\u1edbn.<\/p>\n<p>\u0110\u1ec3 \u01b0\u1edbc t\u00ednh b\u0103ng th\u00f4ng c\u1ea7n thi\u1ebft, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c sau:<\/p>\n<p><strong>B\u0103ng th\u00f4ng = (S\u1ed1 l\u01b0\u1ee3t truy c\u1eadp trung b\u00ecnh h\u00e0ng th\u00e1ng) x (K\u00edch th\u01b0\u1edbc trung b\u00ecnh c\u1ee7a trang) x (S\u1ed1 trang trung b\u00ecnh m\u1ed7i l\u01b0\u1ee3t truy c\u1eadp)<\/strong><\/p>\n<p>V\u00ed d\u1ee5: N\u1ebfu trang web c\u1ee7a b\u1ea1n c\u00f3 10.000 l\u01b0\u1ee3t truy c\u1eadp m\u1ed7i th\u00e1ng, k\u00edch th\u01b0\u1edbc trung b\u00ecnh c\u1ee7a trang l\u00e0 2 MB, v\u00e0 m\u1ed7i l\u01b0\u1ee3t truy c\u1eadp xem trung b\u00ecnh 3 trang, th\u00ec b\u0103ng th\u00f4ng c\u1ea7n thi\u1ebft l\u00e0: 10.000 x 2 MB x 3 = 60.000 MB = 60 GB.<\/p>\n<p>Tuy nhi\u00ean, c\u00f4ng th\u1ee9c n\u00e0y ch\u1ec9 l\u00e0 \u01b0\u1edbc t\u00ednh ban \u0111\u1ea7u. B\u1ea1n c\u1ea7n <strong>theo d\u00f5i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh<\/strong> b\u0103ng th\u00f4ng theo th\u1eddi gian, d\u1ef1a tr\u00ean d\u1eef li\u1ec7u th\u1ef1c t\u1ebf. C\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 hosting th\u01b0\u1eddng cung c\u1ea5p c\u00f4ng c\u1ee5 \u0111\u1ec3 b\u1ea1n theo d\u00f5i l\u01b0\u1ee3ng b\u0103ng th\u00f4ng \u0111\u00e3 s\u1eed d\u1ee5ng. N\u1ebfu b\u1ea1n th\u01b0\u1eddng xuy\u00ean v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n b\u0103ng th\u00f4ng, b\u1ea1n n\u00ean n\u00e2ng c\u1ea5p g\u00f3i c\u01b0\u1edbc ho\u1eb7c t\u1ed1i \u01b0u h\u00f3a trang web.<\/p>\n<p>Ngo\u00e0i ra, b\u1ea1n c\u0169ng n\u00ean <strong>d\u1ef1 tr\u00f9 cho s\u1ef1 t\u0103ng tr\u01b0\u1edfng<\/strong> trong t\u01b0\u01a1ng lai. N\u1ebfu b\u1ea1n d\u1ef1 ki\u1ebfn trang web c\u1ee7a m\u00ecnh s\u1ebd c\u00f3 nhi\u1ec1u l\u01b0\u1ee3t truy c\u1eadp h\u01a1n, nhi\u1ec1u n\u1ed9i dung h\u01a1n, b\u1ea1n n\u00ean ch\u1ecdn g\u00f3i c\u01b0\u1edbc c\u00f3 b\u0103ng th\u00f4ng l\u1edbn h\u01a1n nhu c\u1ea7u hi\u1ec7n t\u1ea1i. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ea3m b\u1ea3o trang web c\u1ee7a b\u1ea1n lu\u00f4n ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, ngay c\u1ea3 khi c\u00f3 s\u1ef1 t\u0103ng \u0111\u1ed9t bi\u1ebfn v\u1ec1 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>B\u1ea1n c\u00f3 bao gi\u1edd th\u1eafc m\u1eafc &#8220;B\u0103ng th\u00f4ng l\u00e0 g\u00ec?&#8221; v\u00e0 t\u1ea1i sao n\u00f3 l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi tr\u1ea3i nghi\u1ec7m internet c\u1ee7a b\u1ea1n, \u0111\u1eb7c bi\u1ec7t khi s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 nh\u01b0 Web Hosting, VPS hay Cloud Server? B\u00e0i vi\u1ebft n\u00e0y c\u1ee7a InterData s\u1ebd gi\u1ea3i \u0111\u00e1p t\u1ea5t c\u1ea3! InterData s\u1ebd \u0111i s\u00e2u v\u00e0o \u0111\u1ecbnh<\/p>\n","protected":false},"author":2,"featured_media":25834,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[58],"tags":[],"class_list":["post-25829","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/25829","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=25829"}],"version-history":[{"count":1,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/25829\/revisions"}],"predecessor-version":[{"id":32024,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/25829\/revisions\/32024"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/25834"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=25829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=25829"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=25829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}