{"id":3874,"date":"2026-04-09T00:00:48","date_gmt":"2026-04-08T17:00:48","guid":{"rendered":"https:\/\/technest.com.vn\/?p=3874"},"modified":"2026-03-24T11:17:36","modified_gmt":"2026-03-24T04:17:36","slug":"iaas","status":"publish","type":"post","link":"https:\/\/technest.com.vn\/vi\/iaas\/","title":{"rendered":"IaaS (Infrastructure as a Service) l\u00e0 g\u00ec? \u1ee8ng d\u1ee5ng c\u1ed1t l\u00f5i"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Trong k\u1ef7 nguy\u00ean chuy\u1ec3n \u0111\u1ed5i s\u1ed1, vi\u1ec7c duy tr\u00ec m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 v\u1eadt l\u00fd c\u1ed3ng k\u1ec1nh kh\u00f4ng c\u00f2n l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u cho m\u1ecdi doanh nghi\u1ec7p. <\/span><a title=\"IaaS (Infrastructure as a Service)\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/\"><b>IaaS (Infrastructure as a Service)<\/b><\/a><span style=\"font-weight: 400;\"> \u0111\u00e3 n\u1ed5i l\u00ean nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p c\u1ee9u c\u00e1nh, gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a h\u1ea1 t\u1ea7ng c\u00f4ng ngh\u1ec7 th\u00f4ng tin. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o \u0111\u1ecbnh ngh\u0129a, c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng v\u00e0 nh\u1eefng \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n nh\u1ea5t c\u1ee7a IaaS.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/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 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/#IaaS_Infrastructure_as_a_Service_la_gi\" >IaaS (Infrastructure as a Service) 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:\/\/technest.com.vn\/vi\/iaas\/#Loi_ich_cua_IaaS_cho_doanh_nghiep\" >L\u1ee3i \u00edch c\u1ee7a IaaS cho doanh nghi\u1ec7p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/#IaaS_hoat_dong_nhu_the_nao\" >IaaS ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/#Cac_tinh_nang_chinh_cua_IaaS\" >C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a IaaS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/#Phan_loai_IaaS\" >Ph\u00e2n lo\u1ea1i IaaS<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/#Compute_%E2%80%93_Dich_vu_tinh_toan\" >Compute \u2013 D\u1ecbch v\u1ee5 t\u00ednh to\u00e1n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/#Storage_%E2%80%93_Dich_vu_luu_tru\" >Storage \u2013 D\u1ecbch v\u1ee5 l\u01b0u tr\u1eef<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/#Network_%E2%80%93_Dich_vu_mang\" >Network \u2013 D\u1ecbch v\u1ee5 m\u1ea1ng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/#Ung_dung_cua_IaaS_trong_thuc_te\" >\u1ee8ng d\u1ee5ng c\u1ee7a IaaS trong th\u1ef1c t\u1ebf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/technest.com.vn\/vi\/iaas\/#Cau_hoi_thuong_gap_ve_IaaS\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 IaaS<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"IaaS_Infrastructure_as_a_Service_la_gi\"><\/span><b>IaaS (Infrastructure as a Service) l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><b>IaaS (Infrastructure as a Service)<\/b><span style=\"font-weight: 400;\">, hay C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng d\u01b0\u1edbi d\u1ea1ng d\u1ecbch v\u1ee5, l\u00e0 m\u1ed9t m\u00f4 h\u00ecnh \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y cung c\u1ea5p c\u00e1c t\u00e0i nguy\u00ean m\u00e1y t\u00ednh c\u01a1 b\u1ea3n bao g\u1ed3m m\u00e1y ch\u1ee7 \u1ea3o, m\u1ea1ng, b\u1ed9 nh\u1edb v\u00e0 l\u01b0u tr\u1eef cho ng\u01b0\u1eddi d\u00f9ng th\u00f4ng qua internet. Thay v\u00ec ph\u1ea3i \u0111\u1ea7u t\u01b0 h\u00e0ng t\u1ef7 \u0111\u1ed3ng v\u00e0o ph\u1ea7n c\u1ee9ng v\u1eadt l\u00fd v\u00e0 kh\u00f4ng gian ph\u00f2ng m\u00e1y l\u1ea1nh, doanh nghi\u1ec7p ch\u1ec9 c\u1ea7n thu\u00ea c\u00e1c t\u00e0i nguy\u00ean n\u00e0y t\u1eeb c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y (Cloud Provider).<\/span><\/p>\n<figure id=\"attachment_3875\" aria-describedby=\"caption-attachment-3875\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3875 size-full\" title=\"IaaS (Infrastructure as a Service) l\u00e0 g\u00ec?\" src=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-1.png\" alt=\"IaaS (Infrastructure as a Service) l\u00e0 g\u00ec?\" width=\"600\" height=\"400\" srcset=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-1.png 600w, https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-1-300x200.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-3875\" class=\"wp-caption-text\">IaaS (Infrastructure as a Service) l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Trong m\u00f4 h\u00ecnh n\u00e0y, nh\u00e0 cung c\u1ea5p ch\u1ecbu tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd h\u1ea1 t\u1ea7ng v\u1eadt l\u00fd b\u00ean d\u01b0\u1edbi (ph\u1ea7n c\u1ee9ng, \u0111\u01b0\u1eddng truy\u1ec1n, b\u1ea3o m\u1eadt trung t\u00e2m d\u1eef li\u1ec7u), trong khi kh\u00e1ch h\u00e0ng c\u00f3 quy\u1ec1n ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n \u0111\u1ed1i v\u1edbi h\u1ec7 \u0111i\u1ec1u h\u00e0nh, ph\u1ea7n m\u1ec1m trung gian (middleware) v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 h\u1ecd c\u00e0i \u0111\u1eb7t. IaaS ch\u00ednh l\u00e0 t\u1ea7ng th\u1ea5p nh\u1ea5t trong &#8220;kim t\u1ef1 th\u00e1p&#8221; \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y, l\u00e0m n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho PaaS (Platform as a Service) v\u00e0 SaaS (Software as a Service) ph\u00e1t tri\u1ec3n.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Loi_ich_cua_IaaS_cho_doanh_nghiep\"><\/span><b>L\u1ee3i \u00edch c\u1ee7a IaaS cho doanh nghi\u1ec7p<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Chuy\u1ec3n d\u1ecbch sang s\u1eed d\u1ee5ng IaaS kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t xu h\u01b0\u1edbng c\u00f4ng ngh\u1ec7 m\u00e0 c\u00f2n l\u00e0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c kinh doanh th\u00f4ng minh. M\u00f4 h\u00ecnh n\u00e0y gi\u00fap lo\u1ea1i b\u1ecf nh\u1eefng r\u00e0o c\u1ea3n v\u1ec1 v\u1ed1n v\u00e0 k\u1ef9 thu\u1eadt, cho ph\u00e9p doanh nghi\u1ec7p t\u1eadp trung ho\u00e0n to\u00e0n v\u00e0o gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i c\u1ee7a m\u00ecnh thay v\u00ec lo l\u1eafng v\u1ec1 vi\u1ec7c b\u1ea3o tr\u00ec m\u00e1y ch\u1ee7.<\/span><\/p>\n<figure id=\"attachment_3876\" aria-describedby=\"caption-attachment-3876\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3876 size-full\" title=\"L\u1ee3i \u00edch c\u1ee7a IaaS cho doanh nghi\u1ec7p\" src=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-2.png\" alt=\"L\u1ee3i \u00edch c\u1ee7a IaaS cho doanh nghi\u1ec7p\" width=\"600\" height=\"400\" srcset=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-2.png 600w, https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-2-300x200.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-3876\" class=\"wp-caption-text\">L\u1ee3i \u00edch c\u1ee7a IaaS cho doanh nghi\u1ec7p<\/figcaption><\/figure>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u1ed1i \u01b0u h\u00f3a chi ph\u00ed (Cost Savings):<\/b><span style=\"font-weight: 400;\"> IaaS ho\u1ea1t \u0111\u1ed9ng theo m\u00f4 h\u00ecnh &#8220;Pay-as-you-go&#8221; (D\u00f9ng bao nhi\u00eau tr\u1ea3 b\u1ea5y nhi\u00eau). Doanh nghi\u1ec7p kh\u00f4ng c\u1ea7n t\u1ed1n chi ph\u00ed \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u (CapEx) cho ph\u1ea7n c\u1ee9ng. Thay v\u00e0o \u0111\u00f3, chi ph\u00ed \u0111\u01b0\u1ee3c chuy\u1ec3n sang chi ph\u00ed v\u1eadn h\u00e0nh (OpEx), gi\u00fap d\u00f2ng ti\u1ec1n linh ho\u1ea1t h\u01a1n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng t\u1ee9c th\u00ec (Scalability):<\/b><span style=\"font-weight: 400;\"> \u0110\u00e2y l\u00e0 \u01b0u \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i nh\u1ea5t. N\u1ebfu website c\u1ee7a b\u1ea1n \u0111\u1ed9t ng\u1ed9t t\u0103ng l\u01b0\u1ee3ng truy c\u1eadp g\u1ea5p 10 l\u1ea7n, b\u1ea1n c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng t\u00e0i nguy\u00ean m\u00e1y ch\u1ee7 ch\u1ec9 trong v\u00e0i c\u00fa click chu\u1ed9t. Ng\u01b0\u1ee3c l\u1ea1i, khi nhu c\u1ea7u gi\u1ea3m, b\u1ea1n c\u00f3 th\u1ec3 h\u1ea1 c\u1ea5p \u0111\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u0103ng c\u01b0\u1eddng t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ea3o m\u1eadt:<\/b><span style=\"font-weight: 400;\"> C\u00e1c nh\u00e0 cung c\u1ea5p IaaS l\u1edbn lu\u00f4n c\u00f3 c\u00e1c ti\u00eau chu\u1ea9n b\u1ea3o m\u1eadt kh\u1eaft khe v\u00e0 h\u1ec7 th\u1ed1ng d\u1ef1 ph\u00f2ng (Redundancy) \u1edf nhi\u1ec1u khu v\u1ef1c \u0111\u1ecba l\u00fd kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng c\u1ee7a doanh nghi\u1ec7p lu\u00f4n ho\u1ea1t \u0111\u1ed9ng 24\/7, ngay c\u1ea3 khi c\u00f3 s\u1ef1 c\u1ed1 thi\u00ean tai x\u1ea3y ra t\u1ea1i m\u1ed9t \u0111i\u1ec3m.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>R\u00fat ng\u1eafn th\u1eddi gian ra m\u1eaft s\u1ea3n ph\u1ea9m (Time-to-Market):<\/b><span style=\"font-weight: 400;\"> Vi\u1ec7c thi\u1ebft l\u1eadp m\u1ed9t h\u1ea1 t\u1ea7ng truy\u1ec1n th\u1ed1ng c\u00f3 th\u1ec3 m\u1ea5t v\u00e0i tu\u1ea7n ho\u1eb7c v\u00e0i th\u00e1ng. V\u1edbi IaaS, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 tri\u1ec3n khai m\u00f4i tr\u01b0\u1eddng th\u1eed nghi\u1ec7m v\u00e0 s\u1ea3n xu\u1ea5t ch\u1ec9 trong v\u00e0i ph\u00fat.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"IaaS_hoat_dong_nhu_the_nao\"><\/span><b>IaaS ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a IaaS d\u1ef1a tr\u00ean c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a (<strong><a title=\"Virtualization\" href=\"https:\/\/en.wikipedia.org\/wiki\/Virtualization\" target=\"_blank\" rel=\"nofollow noopener\">Virtualization<\/a><\/strong>). Nh\u00e0 cung c\u1ea5p s\u1edf h\u1eefu c\u00e1c c\u1ee5m m\u00e1y ch\u1ee7 v\u1eadt l\u00fd c\u1ef1c m\u1ea1nh trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u. H\u1ecd s\u1eed d\u1ee5ng m\u1ed9t ph\u1ea7n m\u1ec1m g\u1ecdi l\u00e0 <\/span><b>Hypervisor<\/b><span style=\"font-weight: 400;\"> \u0111\u1ec3 chia nh\u1ecf s\u1ee9c m\u1ea1nh c\u1ee7a m\u00e1y ch\u1ee7 v\u1eadt l\u00fd \u0111\u00f3 th\u00e0nh nhi\u1ec1u m\u00e1y ch\u1ee7 \u1ea3o (Virtual Machines &#8211; VMs).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">M\u1ed7i m\u00e1y ch\u1ee7 \u1ea3o n\u00e0y ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp nh\u01b0 m\u1ed9t m\u00e1y t\u00ednh th\u1ef1c th\u1ee5 v\u1edbi CPU, RAM v\u00e0 \u1ed5 c\u1ee9ng ri\u00eang. Khi kh\u00e1ch h\u00e0ng \u0111\u0103ng k\u00fd d\u1ecbch v\u1ee5, h\u1ecd s\u1ebd \u0111\u01b0\u1ee3c c\u1ea5p quy\u1ec1n truy c\u1eadp v\u00e0o c\u00e1c t\u00e0i nguy\u00ean \u1ea3o h\u00f3a n\u00e0y th\u00f4ng qua m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n (Dashboard) ho\u1eb7c giao di\u1ec7n l\u1eadp tr\u00ecnh \u1ee9ng d\u1ee5ng (API). Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u1ef1 c\u00e0i \u0111\u1eb7t h\u1ec7 \u0111i\u1ec1u h\u00e0nh (Windows, Linux), thi\u1ebft l\u1eadp t\u01b0\u1eddng l\u1eeda, v\u00e0 qu\u1ea3n l\u00fd l\u01b0u tr\u1eef m\u00e0 kh\u00f4ng c\u1ea7n ch\u1ea1m tay v\u00e0o thi\u1ebft b\u1ecb v\u1eadt l\u00fd. M\u1ecdi y\u00eau c\u1ea7u t\u00ednh to\u00e1n c\u1ee7a kh\u00e1ch h\u00e0ng s\u1ebd \u0111\u01b0\u1ee3c truy\u1ec1n t\u1edbi c\u00e1c m\u00e1y ch\u1ee7 v\u1eadt l\u00fd b\u00ean d\u01b0\u1edbi \u0111\u1ec3 x\u1eed l\u00fd v\u00e0 tr\u1ea3 k\u1ebft qu\u1ea3 v\u1ec1 th\u00f4ng qua h\u1ea1 t\u1ea7ng m\u1ea1ng internet.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_tinh_nang_chinh_cua_IaaS\"><\/span><b>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a IaaS<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">M\u1eb7c d\u00f9 m\u1ed7i nh\u00e0 cung c\u1ea5p c\u00f3 nh\u1eefng th\u1ebf m\u1ea1nh ri\u00eang, nh\u01b0ng nh\u00ecn chung m\u1ed9t d\u1ecbch v\u1ee5 IaaS ti\u00eau chu\u1ea9n ph\u1ea3i \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c c\u00e1c t\u00ednh n\u0103ng c\u1ed1t l\u00f5i sau:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u00ednh t\u1ef1 ph\u1ee5c v\u1ee5 (Self-service):<\/b><span style=\"font-weight: 400;\"> Kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 ch\u1ee7 \u0111\u1ed9ng kh\u1edfi t\u1ea1o, thay \u0111\u1ed5i ho\u1eb7c h\u1ee7y b\u1ecf t\u00e0i nguy\u00ean b\u1ea5t c\u1ee9 l\u00fac n\u00e0o th\u00f4ng qua giao di\u1ec7n web m\u00e0 kh\u00f4ng c\u1ea7n g\u1ecdi \u0111i\u1ec7n h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Truy c\u1eadp m\u1ea1ng di\u1ec7n r\u1ed9ng:<\/b><span style=\"font-weight: 400;\"> T\u00e0i nguy\u00ean c\u00f3 th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c t\u1eeb b\u1ea5t k\u1ef3 \u0111\u00e2u c\u00f3 k\u1ebft n\u1ed1i internet, th\u00f4ng qua c\u00e1c giao th\u1ee9c b\u1ea3o m\u1eadt nh\u01b0 VPN ho\u1eb7c HTTPS.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>H\u1ee3p nh\u1ea5t t\u00e0i nguy\u00ean (Resource Pooling):<\/b><span style=\"font-weight: 400;\"> H\u1ea1 t\u1ea7ng c\u1ee7a nh\u00e0 cung c\u1ea5p ph\u1ee5c v\u1ee5 nhi\u1ec1u kh\u00e1ch h\u00e0ng kh\u00e1c nhau (Multi-tenancy), nh\u01b0ng d\u1eef li\u1ec7u v\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1ed7i kh\u00e1ch h\u00e0ng \u0111\u01b0\u1ee3c t\u00e1ch bi\u1ec7t ho\u00e0n to\u00e0n v\u00e0 b\u1ea3o m\u1eadt.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u0110o l\u01b0\u1eddng d\u1ecbch v\u1ee5:<\/b><span style=\"font-weight: 400;\"> H\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng theo d\u00f5i l\u01b0\u1ee3ng t\u00e0i nguy\u00ean \u0111\u00e3 s\u1eed d\u1ee5ng (dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, b\u0103ng th\u00f4ng, th\u1eddi gian ch\u1ea1y CPU) \u0111\u1ec3 t\u00ednh ph\u00ed ch\u00ednh x\u00e1c \u0111\u1ebfn t\u1eebng ph\u00fat ho\u1eb7c t\u1eebng gi\u1edd.<\/span><\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Phan_loai_IaaS\"><\/span><b>Ph\u00e2n lo\u1ea1i IaaS<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u kh\u00e1c nhau v\u1ec1 b\u1ea3o m\u1eadt, hi\u1ec7u su\u1ea5t v\u00e0 ng\u00e2n s\u00e1ch, IaaS \u0111\u01b0\u1ee3c chia th\u00e0nh ba nh\u00f3m d\u1ecbch v\u1ee5 ch\u00ednh d\u1ef1a tr\u00ean lo\u1ea1i t\u00e0i nguy\u00ean m\u00e0 n\u00f3 cung c\u1ea5p.<\/span><\/p>\n<figure id=\"attachment_3877\" aria-describedby=\"caption-attachment-3877\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3877 size-full\" title=\"Ph\u00e2n lo\u1ea1i IaaS\" src=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-3.png\" alt=\"Ph\u00e2n lo\u1ea1i IaaS\" width=\"600\" height=\"400\" srcset=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-3.png 600w, https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-3-300x200.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-3877\" class=\"wp-caption-text\">Ph\u00e2n lo\u1ea1i IaaS<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Compute_%E2%80%93_Dich_vu_tinh_toan\"><\/span><b>Compute \u2013 D\u1ecbch v\u1ee5 t\u00ednh to\u00e1n<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i cung c\u1ea5p s\u1ee9c m\u1ea1nh x\u1eed l\u00fd. N\u00f3 bao g\u1ed3m c\u00e1c m\u00e1y ch\u1ee7 \u1ea3o (VMs) ho\u1eb7c c\u00e1c c\u1ee5m m\u00e1y ch\u1ee7 chuy\u00ean d\u1ee5ng. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh s\u1ed1 l\u01b0\u1ee3ng nh\u00e2n CPU v\u00e0 dung l\u01b0\u1ee3ng RAM ph\u00f9 h\u1ee3p v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c, t\u1eeb vi\u1ec7c ch\u1ea1y m\u1ed9t blog c\u00e1 nh\u00e2n cho \u0111\u1ebfn x\u1eed l\u00fd d\u1eef li\u1ec7u l\u1edbn (Big Data).<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Storage_%E2%80%93_Dich_vu_luu_tru\"><\/span><b>Storage \u2013 D\u1ecbch v\u1ee5 l\u01b0u tr\u1eef<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">D\u1ecbch v\u1ee5 n\u00e0y cung c\u1ea5p kh\u00f4ng gian \u0111\u1ec3 l\u01b0u gi\u1eef d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng Object Storage, Block Storage ho\u1eb7c File Storage. \u0110i\u1ec3m m\u1ea1nh c\u1ee7a l\u01b0u tr\u1eef IaaS l\u00e0 t\u00ednh b\u1ec1n b\u1ec9 c\u1ef1c cao v\u00e0 kh\u1ea3 n\u0103ng truy c\u1eadp nhanh ch\u00f3ng. D\u1eef li\u1ec7u th\u01b0\u1eddng \u0111\u01b0\u1ee3c sao l\u01b0u \u1edf nhi\u1ec1u v\u1ecb tr\u00ed \u0111\u1ec3 tr\u00e1nh m\u1ea5t m\u00e1t.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Network_%E2%80%93_Dich_vu_mang\"><\/span><b>Network \u2013 D\u1ecbch v\u1ee5 m\u1ea1ng<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Cung c\u1ea5p h\u1ea1 t\u1ea7ng k\u1ebft n\u1ed1i nh\u01b0 \u0111\u1ecba ch\u1ec9 IP t\u0129nh, b\u1ed9 c\u00e2n b\u1eb1ng t\u1ea3i (Load Balancers), m\u1ea1ng ri\u00eang \u1ea3o (VPC), v\u00e0 t\u01b0\u1eddng l\u1eeda \u1ea3o. T\u00ednh n\u0103ng n\u00e0y gi\u00fap k\u1ebft n\u1ed1i c\u00e1c m\u00e1y ch\u1ee7 \u1ea3o v\u1edbi nhau v\u00e0 v\u1edbi th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i m\u1ed9t c\u00e1ch an to\u00e0n, \u0111\u1ea3m b\u1ea3o l\u01b0u th\u00f4ng th\u00f4ng tin th\u00f4ng su\u1ed1t.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ung_dung_cua_IaaS_trong_thuc_te\"><\/span><b>\u1ee8ng d\u1ee5ng c\u1ee7a IaaS trong th\u1ef1c t\u1ebf<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">IaaS kh\u00f4ng c\u00f2n l\u00e0 kh\u00e1i ni\u1ec7m xa v\u1eddi m\u00e0 \u0111ang hi\u1ec7n di\u1ec7n trong h\u1ea7u h\u1ebft c\u00e1c ho\u1ea1t \u0111\u1ed9ng kinh doanh tr\u1ef1c tuy\u1ebfn hi\u1ec7n nay. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t:<\/span><\/p>\n<figure id=\"attachment_3878\" aria-describedby=\"caption-attachment-3878\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3878 size-full\" title=\"\u1ee8ng d\u1ee5ng c\u1ee7a IaaS trong th\u1ef1c t\u1ebf\" src=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-4.png\" alt=\"\u1ee8ng d\u1ee5ng c\u1ee7a IaaS trong th\u1ef1c t\u1ebf\" width=\"600\" height=\"400\" srcset=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-4.png 600w, https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/03\/iaas-4-300x200.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-3878\" class=\"wp-caption-text\">\u1ee8ng d\u1ee5ng c\u1ee7a IaaS trong th\u1ef1c t\u1ebf<\/figcaption><\/figure>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>L\u01b0u tr\u1eef Website v\u00e0 \u1ee8ng d\u1ee5ng Web:<\/b><span style=\"font-weight: 400;\"> Thay v\u00ec thu\u00ea Hosting truy\u1ec1n th\u1ed1ng b\u1ecb gi\u1edbi h\u1ea1n t\u00e0i nguy\u00ean, c\u00e1c doanh nghi\u1ec7p s\u1eed d\u1ee5ng IaaS \u0111\u1ec3 ch\u1ea1y website nh\u1eb1m \u0111\u1ea3m b\u1ea3o t\u1ed1c \u0111\u1ed9 nhanh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i t\u1ed1t khi ch\u1ea1y chi\u1ebfn d\u1ecbch marketing.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ph\u00e1t tri\u1ec3n v\u00e0 Th\u1eed nghi\u1ec7m (DevTest):<\/b><span style=\"font-weight: 400;\"> C\u00e1c \u0111\u1ed9i ng\u0169 l\u1eadp tr\u00ecnh c\u00f3 th\u1ec3 nhanh ch\u00f3ng t\u1ea1o ra c\u00e1c m\u00f4i tr\u01b0\u1eddng th\u1eed nghi\u1ec7m kh\u00e1c nhau, sau \u0111\u00f3 x\u00f3a b\u1ecf ch\u00fang khi ho\u00e0n th\u00e0nh \u0111\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>L\u01b0u tr\u1eef, Sao l\u01b0u v\u00e0 Kh\u00f4i ph\u1ee5c (Backup &amp; Disaster Recovery):<\/b><span style=\"font-weight: 400;\"> IaaS l\u00e0 n\u01a1i l\u00fd t\u01b0\u1edfng \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c b\u1ea3n sao d\u1ef1 ph\u00f2ng c\u1ee7a d\u1eef li\u1ec7u quan tr\u1ecdng, gi\u00fap doanh nghi\u1ec7p ph\u1ee5c h\u1ed3i nhanh ch\u00f3ng sau c\u00e1c s\u1ef1 c\u1ed1 t\u1ea5n c\u00f4ng m\u1ea1ng ho\u1eb7c l\u1ed7i ph\u1ea7n c\u1ee9ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ph\u00e2n t\u00edch d\u1eef li\u1ec7u l\u1edbn:<\/b><span style=\"font-weight: 400;\"> Vi\u1ec7c x\u1eed l\u00fd h\u00e0ng Terabyte d\u1eef li\u1ec7u \u0111\u00f2i h\u1ecfi s\u1ee9c m\u1ea1nh t\u00ednh to\u00e1n kh\u1ed5ng l\u1ed3 trong th\u1eddi gian ng\u1eafn. IaaS cho ph\u00e9p doanh nghi\u1ec7p thu\u00ea h\u00e0ng tr\u0103m m\u00e1y ch\u1ee7 \u0111\u1ec3 x\u1eed l\u00fd d\u1eef li\u1ec7u v\u00e0 t\u1eaft \u0111i sau khi ho\u00e0n th\u00e0nh, c\u1ef1c k\u1ef3 kinh t\u1ebf.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Tri\u1ec3n khai m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n \u1ea3o (VDI):<\/b><span style=\"font-weight: 400;\"> Cho ph\u00e9p nh\u00e2n vi\u00ean l\u00e0m vi\u1ec7c t\u1eeb xa truy c\u1eadp v\u00e0o m\u00e1y t\u00ednh v\u0103n ph\u00f2ng th\u00f4ng qua \u0111\u00e1m m\u00e2y, \u0111\u1ea3m b\u1ea3o t\u00ednh b\u1ea3o m\u1eadt d\u1eef li\u1ec7u c\u00f4ng ty.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_thuong_gap_ve_IaaS\"><\/span><b>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 IaaS<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Trong qu\u00e1 tr\u00ecnh t\u00ecm hi\u1ec3u v\u1ec1 <\/span><b>IaaS (Infrastructure as a Service)<\/b><span style=\"font-weight: 400;\">, ch\u1eafc h\u1eb3n b\u1ea1n s\u1ebd c\u00f3 nh\u1eefng th\u1eafc m\u1eafc v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t v\u00e0 c\u00e1ch l\u1ef1a ch\u1ecdn. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 t\u1ed5ng h\u1ee3p ng\u1eafn g\u1ecdn:<\/span><\/p>\n<p><b>IaaS kh\u00e1c g\u00ec v\u1edbi PaaS v\u00e0 SaaS?<\/b><\/p>\n<p><span style=\"font-weight: 400;\">H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng vi\u1ec7c \u0103n Pizza: IaaS gi\u1ed1ng nh\u01b0 b\u1ea1n thu\u00ea b\u1ebfp v\u00e0 l\u00f2 n\u01b0\u1edbng (t\u1ef1 l\u00e0m b\u00e1nh); PaaS gi\u1ed1ng nh\u01b0 \u0111\u1eb7t b\u00e1nh mang v\u1ec1 (nh\u00e0 h\u00e0ng l\u00e0m s\u1eb5n \u0111\u1ebf, b\u1ea1n ch\u1ec9 th\u00eam nh\u00e2n); c\u00f2n SaaS gi\u1ed1ng nh\u01b0 \u0103n t\u1ea1i nh\u00e0 h\u00e0ng (m\u1ecdi th\u1ee9 \u0111\u00e3 s\u1eb5n s\u00e0ng ph\u1ee5c v\u1ee5).<\/span><\/p>\n<p><b>IaaS c\u00f3 an to\u00e0n kh\u00f4ng?<\/b><\/p>\n<p><span style=\"font-weight: 400;\">C\u00f3, th\u1eadm ch\u00ed an to\u00e0n h\u01a1n h\u1ea1 t\u1ea7ng t\u1ef1 x\u00e2y d\u1ef1ng v\u00ec c\u00e1c nh\u00e0 cung c\u1ea5p nh\u01b0 AWS, Google Cloud, hay Viettel IDC \u0111\u1ea7u t\u01b0 h\u00e0ng tri\u1ec7u USD v\u00e0o b\u1ea3o m\u1eadt. Tuy nhi\u00ean, b\u1ea3o m\u1eadt d\u1eef li\u1ec7u &#8220;tr\u00ean&#8221; \u0111\u00e1m m\u00e2y v\u1eabn l\u00e0 tr\u00e1ch nhi\u1ec7m c\u1ee7a b\u1ea1n.<\/span><\/p>\n<p><b>Khi n\u00e0o doanh nghi\u1ec7p n\u00ean chuy\u1ec3n sang IaaS?<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Khi b\u1ea1n th\u1ea5y chi ph\u00ed b\u1ea3o tr\u00ec server v\u1eadt l\u00fd qu\u00e1 cao, khi doanh nghi\u1ec7p c\u00f3 nhu c\u1ea7u m\u1edf r\u1ed9ng nhanh ch\u00f3ng, ho\u1eb7c khi b\u1ea1n mu\u1ed1n tri\u1ec3n khai c\u00e1c d\u1ef1 \u00e1n ng\u1eafn h\u1ea1n m\u00e0 kh\u00f4ng mu\u1ed1n mua s\u1eafm thi\u1ebft b\u1ecb.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">IaaS (Infrastructure as a Service) kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef \u0111\u01a1n thu\u1ea7n, m\u00e0 l\u00e0 b\u1ec7 ph\u00f3ng gi\u00fap doanh nghi\u1ec7p linh ho\u1ea1t h\u01a1n trong th\u1eddi \u0111\u1ea1i s\u1ed1. Vi\u1ec7c hi\u1ec3u r\u00f5 v\u00e0 t\u1eadn d\u1ee5ng \u0111\u00fang c\u00e1ch IaaS s\u1ebd gi\u00fap b\u1ea1n t\u1ed1i \u01b0u h\u00f3a chi ph\u00ed v\u00e0 n\u00e2ng cao n\u0103ng l\u1ef1c c\u1ea1nh tranh \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong k\u1ef7 nguy\u00ean chuy\u1ec3n \u0111\u1ed5i s\u1ed1, vi\u1ec7c duy tr\u00ec m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 v\u1eadt l\u00fd c\u1ed3ng k\u1ec1nh kh\u00f4ng c\u00f2n l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u cho m\u1ecdi doanh nghi\u1ec7p. IaaS (Infrastructure as a Service) \u0111\u00e3 n\u1ed5i l\u00ean nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p c\u1ee9u c\u00e1nh, gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a h\u1ea1 t\u1ea7ng c\u00f4ng ngh\u1ec7 th\u00f4ng tin. B\u00e0i vi\u1ebft<\/p>\n","protected":false},"author":1,"featured_media":3881,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/posts\/3874"}],"collection":[{"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/comments?post=3874"}],"version-history":[{"count":3,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/posts\/3874\/revisions"}],"predecessor-version":[{"id":3884,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/posts\/3874\/revisions\/3884"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/media\/3881"}],"wp:attachment":[{"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/media?parent=3874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/categories?post=3874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/tags?post=3874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}