{"id":20205,"date":"2024-12-16T13:27:57","date_gmt":"2024-12-16T06:27:57","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=20205"},"modified":"2024-12-16T13:27:57","modified_gmt":"2024-12-16T06:27:57","slug":"port-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/port-la-gi\/","title":{"rendered":"Port l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u v\u1ec1 c\u1ed5ng m\u1ea1ng"},"content":{"rendered":"<p>Port l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00e1i ni\u1ec7m t\u01b0\u1edfng ch\u1eebng nh\u01b0 \u0111\u01a1n gi\u1ea3n nh\u01b0ng l\u1ea1i \u0111\u00f3ng m\u1ed9t vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong c\u00e1c h\u1ec7 th\u1ed1ng m\u1ea1ng v\u00e0 m\u00e1y t\u00ednh. D\u00f9 b\u1ea1n l\u00e0 m\u1ed9t ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u v\u1ec1 m\u00e1y t\u00ednh, qu\u1ea3n tr\u1ecb m\u1ea1ng, hay l\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, vi\u1ec7c hi\u1ec3u r\u00f5 v\u1ec1 Port s\u1ebd gi\u00fap b\u1ea1n n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c c\u00e1ch d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i v\u00e0 b\u1ea3o m\u1eadt tr\u00ean c\u00e1c h\u1ec7 th\u1ed1ng m\u1ea1ng.<\/p>\n<p>Trong b\u00e0i vi\u1ebft n\u00e0y, c\u00f9ng t\u00ecm hi\u1ec3u kh\u00e1i ni\u1ec7m <strong>Port l\u00e0 g\u00ec<\/strong>, t\u1eeb ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a c\u00e1c lo\u1ea1i Port, c\u00e1c lo\u1ea1i Port ph\u1ed5 bi\u1ebfn \u0111\u1ebfn c\u00e1ch ki\u1ec3m tra Port m\u1ea1ng tr\u00ean <a href=\"https:\/\/interdata.vn\/blog\/he-dieu-hanh\/\">h\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/a> Windows. T\u1ea5t c\u1ea3 s\u1ebd \u0111\u01b0\u1ee3c InterData gi\u1ea3i \u0111\u00e1p ngay d\u01b0\u1edbi \u0111\u00e2y!<\/p>\n<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\/port-la-gi\/#Port-la-gi\" >Port 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\/port-la-gi\/#Chuc-nang-chinh-cua-cac-loai-Port\" >Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a c\u00e1c lo\u1ea1i Port<\/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\/port-la-gi\/#Chuc-nang-chon-loc-va-truyen-tai-du-lieu\" >Ch\u1ee9c n\u0103ng ch\u1ecdn l\u1ecdc v\u00e0 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u<\/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\/port-la-gi\/#Ngan-ngua-xam-nhap-tren-may-tinh-qua-Port\" >Ng\u0103n ng\u1eeba x\u00e2m nh\u1eadp tr\u00ean m\u00e1y t\u00ednh qua Port<\/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\/port-la-gi\/#Mot-so-tinh-nang-khac-cua-Port-mang-lai\" >M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng kh\u00e1c c\u1ee7a Port mang l\u1ea1i<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/port-la-gi\/#Cac-loai-Port-pho-bien-hien-nay\" >C\u00e1c lo\u1ea1i Port ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/port-la-gi\/#Phan-loai-Port-theo-chuc-nang\" >Ph\u00e2n lo\u1ea1i Port theo ch\u1ee9c n\u0103ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/port-la-gi\/#Phan-loai-Port-theo-phien-ban-va-tieu-chuan\" >Ph\u00e2n lo\u1ea1i Port theo phi\u00ean b\u1ea3n v\u00e0 ti\u00eau chu\u1ea9n<\/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:\/\/interdata.vn\/blog\/port-la-gi\/#Cac-yeu-to-anh-huong-den-viec-dang-ky-Port\" >C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c \u0111\u0103ng k\u00fd Port<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/port-la-gi\/#O-cung-va-hieu-suat-luu-tru-cua-may\" >\u1ed4 c\u1ee9ng v\u00e0 hi\u1ec7u su\u1ea5t l\u01b0u tr\u1eef c\u1ee7a m\u00e1y<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/port-la-gi\/#Kho-luu-tru-va-kha-nang-chua-du-lieu\" >Kho l\u01b0u tr\u1eef v\u00e0 kh\u1ea3 n\u0103ng ch\u1ee9a 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-12\" href=\"https:\/\/interdata.vn\/blog\/port-la-gi\/#Huong-dan-kiem-tra-so-luong-Port-mang-tren-he-dieu-hanh-Windows\" >H\u01b0\u1edbng d\u1eabn ki\u1ec3m tra s\u1ed1 l\u01b0\u1ee3ng Port m\u1ea1ng tr\u00ean h\u1ec7 \u0111i\u1ec1u h\u00e0nh Windows<\/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\/port-la-gi\/#Cach-bao-ve-may-tinh-bang-cach-quan-ly-port-mang\" >C\u00e1ch b\u1ea3o v\u1ec7 m\u00e1y t\u00ednh b\u1eb1ng c\u00e1ch qu\u1ea3n l\u00fd port m\u1ea1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/port-la-gi\/#Mot-so-cau-hoi-lien-quan-ve-Port-mang\" >M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi li\u00ean quan v\u1ec1 Port m\u1ea1ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/interdata.vn\/blog\/port-la-gi\/#Lam-the-nao-de-kiem-tra-port-mang-dang-mo-tren-may-tinh\" >L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ki\u1ec3m tra port m\u1ea1ng \u0111ang m\u1edf tr\u00ean m\u00e1y t\u00ednh?<\/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\/port-la-gi\/#Port-mang-co-anh-huong-den-toc-do-internet-khong\" >Port m\u1ea1ng c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 internet kh\u00f4ng?<\/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\/port-la-gi\/#Cac-ung-dung-pho-bien-su-dung-nhung-port-mang-nao\" >C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn s\u1eed d\u1ee5ng nh\u1eefng port m\u1ea1ng n\u00e0o?<\/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\/port-la-gi\/#Vai-tro-cua-port-mang-trong-IoT-Internet-of-Things-la-gi\" >Vai tr\u00f2 c\u1ee7a port m\u1ea1ng trong IoT (Internet of Things) l\u00e0 g\u00ec?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Port-la-gi\"><\/span>Port l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Port, hay c\u00f2n g\u1ecdi l\u00e0 c\u1ed5ng m\u1ea1ng &#8211; l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef ch\u1ec9 s\u1ed1 c\u1ed5ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c giao th\u1ee9c m\u1ea1ng nh\u01b0 UDP v\u00e0 TCP, v\u1edbi giao th\u1ee9c bit 16. \u0110\u01a1n gi\u1ea3n h\u01a1n, port l\u00e0 m\u1ed9t c\u1ed5ng giao ti\u1ebfp gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb, gi\u00fap \u0111\u1ecbnh tuy\u1ebfn v\u00e0 ph\u00e2n lo\u1ea1i c\u00e1c g\u00f3i d\u1eef li\u1ec7u \u0111i v\u00e0o ho\u1eb7c ra kh\u1ecfi h\u1ec7 th\u1ed1ng.<\/p>\n<figure id=\"attachment_20213\" aria-describedby=\"caption-attachment-20213\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Port-la-gi.webp\" alt=\"Port l\u00e0 g\u00ec?\" width=\"800\" height=\"450\" class=\"size-full wp-image-20213\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Port-la-gi.webp 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Port-la-gi-300x169.webp 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Port-la-gi-768x432.webp 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Port-la-gi-750x422.webp 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-20213\" class=\"wp-caption-text\">Port l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p>M\u1ed7i thi\u1ebft b\u1ecb c\u1ea7n \u0111\u0103ng k\u00fd port \u0111\u1ec3 c\u00f3 th\u1ec3 g\u1eedi v\u00e0 nh\u1eadn d\u1eef li\u1ec7u, v\u00e0 vi\u1ec7c n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua c\u00e1c <a href=\"https:\/\/interdata.vn\/blog\/thuat-toan-algorithm\/\">thu\u1eadt to\u00e1n<\/a> \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh s\u1eb5n. B\u1ea1n c\u00f3 th\u1ec3 h\u00ecnh dung port gi\u1ed1ng nh\u01b0 m\u1ed9t ng\u01b0\u1eddi g\u00e1c c\u1ed5ng, quy\u1ebft \u0111\u1ecbnh d\u1eef li\u1ec7u n\u00e0o \u0111\u01b0\u1ee3c ph\u00e9p ra v\u00e0o thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n.<\/p>\n<p>C\u00e1c port \u0111\u01b0\u1ee3c chia th\u00e0nh ba nh\u00f3m ch\u00ednh:<\/p>\n<ul>\n<li><strong>Port t\u1eeb 0 \u0111\u1ebfn 1023<\/strong>: \u0110\u00e2y l\u00e0 c\u00e1c port h\u1ec7 th\u1ed1ng c\u1ed1 \u0111\u1ecbnh, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c d\u1ecbch v\u1ee5 m\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u01b0 HTTP (port 80), FTP (port 21), Telnet (port 23), v\u00e0 <a href=\"https:\/\/interdata.vn\/blog\/ssh-la-gi\/\">SSH<\/a> (port 22).<\/li>\n<li><strong>Port t\u1eeb 1024 \u0111\u1ebfn 49151<\/strong>: \u0110\u00e2y l\u00e0 c\u00e1c port t\u00f9y ch\u1ec9nh, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng v\u00e0 d\u1ecbch v\u1ee5 c\u1ee5 th\u1ec3.<\/li>\n<li><strong>Port t\u1eeb 49152 \u0111\u1ebfn 65535<\/strong>: \u0110\u01b0\u1ee3c d\u00f9ng cho c\u00e1c k\u1ebft n\u1ed1i t\u1ea1m th\u1eddi ho\u1eb7c ng\u1eabu nhi\u00ean, nh\u01b0 c\u00e1c k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb trong th\u1eddi gian ng\u1eafn.<\/li>\n<\/ul>\n<p>Vi\u1ec7c ph\u00e2n chia c\u00e1c port v\u00e0 s\u1eed d\u1ee5ng port gi\u00fap \u0111\u1ea3m b\u1ea3o c\u00e1c g\u00f3i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i \u0111\u00fang \u0111\u00edch v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh an to\u00e0n cho h\u1ec7 th\u1ed1ng m\u1ea1ng c\u1ee7a b\u1ea1n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Chuc-nang-chinh-cua-cac-loai-Port\"><\/span>Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a c\u00e1c lo\u1ea1i Port<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Port kh\u00f4ng ch\u1ec9 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c li\u00ean l\u1ea1c gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb, m\u00e0 c\u00f2n l\u00e0 l\u1edbp ph\u00f2ng th\u1ee7 quan tr\u1ecdng gi\u00fap ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c x\u00e2m nh\u1eadp tr\u00e1i ph\u00e9p. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 chi ti\u1ebft h\u01a1n v\u1ec1 c\u00e1c ch\u1ee9c n\u0103ng m\u00e0 Port m\u1ea1ng m\u00e1y t\u00ednh mang l\u1ea1i:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Chuc-nang-chon-loc-va-truyen-tai-du-lieu\"><\/span>Ch\u1ee9c n\u0103ng ch\u1ecdn l\u1ecdc v\u00e0 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t trong nh\u1eefng ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a port l\u00e0 <strong>ch\u1ecdn l\u1ecdc v\u00e0 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u<\/strong>. Port \u0111\u1ea3m nh\u1eadn nhi\u1ec7m v\u1ee5 ph\u00e2n lo\u1ea1i v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb qua c\u00e1c giao th\u1ee9c c\u1ee5 th\u1ec3.<\/p>\n<p>V\u00ed d\u1ee5, khi b\u1ea1n truy c\u1eadp m\u1ed9t trang web, c\u00e1c d\u1eef li\u1ec7u t\u1eeb <a href=\"https:\/\/interdata.vn\/blog\/may-chu-server-la-gi\/\">m\u00e1y ch\u1ee7<\/a> s\u1ebd \u0111\u01b0\u1ee3c truy\u1ec1n qua c\u00e1c port \u0111\u1ec3 \u0111\u1ebfn \u0111\u01b0\u1ee3c m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n. M\u1ed7i port \u0111\u01b0\u1ee3c \u0111\u00e1nh s\u1ed1 kh\u00e1c nhau s\u1ebd \u0111\u1ea3m nh\u1eadn m\u1ed9t nhi\u1ec7m v\u1ee5 ri\u00eang bi\u1ec7t, gi\u00fap vi\u1ec7c truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 v\u00e0 c\u00f3 t\u1ed5 ch\u1ee9c h\u01a1n.<\/p>\n<figure id=\"attachment_20215\" aria-describedby=\"caption-attachment-20215\" style=\"width: 850px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Chuc-nang-chinh-cua-cac-loai-Port.jpg\" alt=\"Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a c\u00e1c lo\u1ea1i Port\" width=\"850\" height=\"463\" class=\"size-full wp-image-20215\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Chuc-nang-chinh-cua-cac-loai-Port.jpg 850w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Chuc-nang-chinh-cua-cac-loai-Port-300x163.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Chuc-nang-chinh-cua-cac-loai-Port-768x418.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Chuc-nang-chinh-cua-cac-loai-Port-750x409.jpg 750w\" sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><figcaption id=\"caption-attachment-20215\" class=\"wp-caption-text\">Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a c\u00e1c lo\u1ea1i Port<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Ngan-ngua-xam-nhap-tren-may-tinh-qua-Port\"><\/span>Ng\u0103n ng\u1eeba x\u00e2m nh\u1eadp tr\u00ean m\u00e1y t\u00ednh qua Port<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u00ean c\u1ea1nh vi\u1ec7c truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u, port c\u00f2n c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c <strong>ng\u0103n ng\u1eeba x\u00e2m nh\u1eadp tr\u00e1i ph\u00e9p<\/strong>. M\u1ed7i port m\u00e1y t\u00ednh \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u00e1m s\u00e1t b\u1edfi h\u1ec7 th\u1ed1ng b\u1ea3o m\u1eadt, nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/tuong-lua-firewall\/\">t\u01b0\u1eddng l\u1eeda<\/a>, \u0111\u1ec3 ch\u1eb7n c\u00e1c k\u1ebft n\u1ed1i kh\u00f4ng mong mu\u1ed1n t\u1eeb b\u00ean ngo\u00e0i.<\/p>\n<p>C\u00e1c qu\u1ea3n tr\u1ecb vi\u00ean m\u1ea1ng th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c quy t\u1eafc b\u1ea3o m\u1eadt \u0111\u1ec3 ch\u1ec9 m\u1edf c\u00e1c port c\u1ea7n thi\u1ebft v\u00e0 \u0111\u00f3ng nh\u1eefng port kh\u00f4ng s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3m thi\u1ec3u nguy c\u01a1 t\u1ea5n c\u00f4ng t\u1eeb hacker.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mot-so-tinh-nang-khac-cua-Port-mang-lai\"><\/span>M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng kh\u00e1c c\u1ee7a Port mang l\u1ea1i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u1ed5ng k\u1ebft n\u1ed1i (Port) \u0111\u00f3ng vai tr\u00f2 v\u00f4 c\u00f9ng quan tr\u1ecdng trong vi\u1ec7c k\u1ebft n\u1ed1i v\u00e0 giao ti\u1ebfp gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb v\u00e0 ph\u1ea7n c\u1ee9ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng vai tr\u00f2 kh\u00e1c c\u1ee7a c\u1ed5ng Port m\u00e0 b\u1ea1n n\u00ean bi\u1ebft:<\/p>\n<ul>\n<li><strong>K\u1ebft n\u1ed1i m\u1ea1ng<\/strong>: C\u00e1c c\u1ed5ng nh\u01b0 c\u1ed5ng Ethernet \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 k\u1ebft n\u1ed1i m\u00e1y t\u00ednh ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb v\u1edbi m\u1ea1ng LAN, cho ph\u00e9p truy c\u1eadp <a href=\"https:\/\/interdata.vn\/blog\/mang-internet\/\">internet<\/a> v\u00e0 c\u00e1c t\u00e0i nguy\u00ean m\u1ea1ng n\u1ed9i b\u1ed9 kh\u00e1c.<\/li>\n<li><strong>K\u1ebft n\u1ed1i v\u1eadt l\u00fd<\/strong>: C\u1ed5ng Port cho ph\u00e9p thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i v\u1eadt l\u00fd gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb v\u1edbi nhau. V\u00ed d\u1ee5, c\u1ed5ng USB gi\u00fap k\u1ebft n\u1ed1i m\u00e1y t\u00ednh v\u1edbi c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi nh\u01b0 \u1ed5 c\u1ee9ng di \u0111\u1ed9ng, chu\u1ed9t, b\u00e0n ph\u00edm ho\u1eb7c m\u00e1y in.<\/li>\n<li><strong>Truy\u1ec1n d\u1eef li\u1ec7u<\/strong>: M\u1ed9t trong nh\u1eefng ch\u1ee9c n\u0103ng quan tr\u1ecdng c\u1ee7a c\u1ed5ng Port l\u00e0 cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i. V\u00ed d\u1ee5, c\u1ed5ng Ethernet cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u trong m\u1ea1ng LAN, gi\u00fap c\u00e1c m\u00e1y t\u00ednh trong c\u00f9ng m\u1ea1ng k\u1ebft n\u1ed1i v\u1edbi nhau, trong khi c\u1ed5ng USB truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa m\u00e1y t\u00ednh v\u00e0 c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi.<\/li>\n<li><strong>Truy\u1ec1n t\u1ea3i \u00e2m thanh v\u00e0 h\u00ecnh \u1ea3nh<\/strong>: C\u00e1c c\u1ed5ng nh\u01b0 HDMI ho\u1eb7c c\u1ed5ng \u00e2m thanh cho ph\u00e9p truy\u1ec1n t\u1ea3i t\u00edn hi\u1ec7u \u00e2m thanh v\u00e0 h\u00ecnh \u1ea3nh. V\u00ed d\u1ee5, c\u1ed5ng HDMI gi\u00fap k\u1ebft n\u1ed1i m\u00e1y t\u00ednh v\u1edbi m\u00e0n h\u00ecnh ho\u1eb7c TV, mang \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m h\u00ecnh \u1ea3nh v\u00e0 \u00e2m thanh ch\u1ea5t l\u01b0\u1ee3ng cao.<\/li>\n<li><strong>Cung c\u1ea5p ngu\u1ed3n \u0111i\u1ec7n<\/strong>: Ngo\u00e0i vi\u1ec7c k\u1ebft n\u1ed1i v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u, m\u1ed9t s\u1ed1 c\u1ed5ng Port c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng cung c\u1ea5p ngu\u1ed3n \u0111i\u1ec7n cho c\u00e1c thi\u1ebft b\u1ecb. V\u00ed d\u1ee5, c\u1ed5ng s\u1ea1c USB tr\u00ean m\u00e1y t\u00ednh c\u00f3 th\u1ec3 s\u1ea1c \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng, ho\u1eb7c c\u1ed5ng s\u1ea1c tr\u00ean c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c.<\/li>\n<\/ul>\n<p>Nh\u1eefng c\u1ed5ng k\u1ebft n\u1ed1i n\u00e0y \u0111\u1ec1u c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o s\u1ef1 giao ti\u1ebfp linh ho\u1ea1t v\u00e0 hi\u1ec7u qu\u1ea3 gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb, \u0111\u1ed3ng th\u1eddi t\u1ed1i \u01b0u h\u00f3a tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng h\u00e0ng ng\u00e0y.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-loai-Port-pho-bien-hien-nay\"><\/span>C\u00e1c lo\u1ea1i Port ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Phan-loai-Port-theo-chuc-nang\"><\/span>Ph\u00e2n lo\u1ea1i Port theo ch\u1ee9c n\u0103ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4>USB (Universal Serial Bus)<\/h4>\n<p>USB l\u00e0<strong> lo\u1ea1i port ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay<\/strong>, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 b\u00e0n ph\u00edm, chu\u1ed9t, \u1ed5 c\u1ee9ng ngo\u00e0i v\u00e0 nhi\u1ec1u thi\u1ebft b\u1ecb kh\u00e1c. USB \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ti\u00eau chu\u1ea9n cho vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u nhanh ch\u00f3ng v\u00e0 \u1ed5n \u0111\u1ecbnh gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi v\u00e0 m\u00e1y t\u00ednh.<\/p>\n<figure id=\"attachment_20216\" aria-describedby=\"caption-attachment-20216\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/USB-Universal-Serial-Bus.jpg\" alt=\"USB (Universal Serial Bus)\" width=\"800\" height=\"500\" class=\"size-full wp-image-20216\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/USB-Universal-Serial-Bus.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/USB-Universal-Serial-Bus-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/USB-Universal-Serial-Bus-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/USB-Universal-Serial-Bus-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-20216\" class=\"wp-caption-text\">USB (Universal Serial Bus)<\/figcaption><\/figure>\n<h4>Thunderbolt<\/h4>\n<p>Thunderbolt l\u00e0 m\u1ed9t c\u1ed5ng k\u1ebft n\u1ed1i t\u1ed1c \u0111\u1ed9 cao, h\u1ed7 tr\u1ee3 c\u1ea3 d\u1eef li\u1ec7u v\u00e0 t\u00edn hi\u1ec7u video. Thunderbolt th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y tr\u00ean c\u00e1c thi\u1ebft b\u1ecb c\u1ee7a Apple v\u00e0 \u0111ang d\u1ea7n tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn nh\u1edd kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u nhanh ch\u00f3ng.<\/p>\n<h4>Ethernet<\/h4>\n<p>Ethernet l\u00e0 lo\u1ea1i port ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 <strong>k\u1ebft n\u1ed1i m\u00e1y t\u00ednh v\u1edbi m\u1ea1ng c\u1ee5c b\u1ed9 (LAN)<\/strong>. N\u00f3 \u0111\u1ea3m b\u1ea3o t\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u cao v\u00e0 l\u00e0 ti\u00eau chu\u1ea9n trong c\u00e1c h\u1ec7 th\u1ed1ng m\u1ea1ng doanh nghi\u1ec7p v\u00e0 gia \u0111\u00ecnh.<\/p>\n<h4>HDMI (High-Definition Multimedia Interface)<\/h4>\n<p><a href=\"https:\/\/vi.wikipedia.org\/wiki\/HDMI\" target=\"_blank\" rel=\"noopener\">Port HDMI<\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 truy\u1ec1n t\u1ea3i t\u00edn hi\u1ec7u \u00e2m thanh v\u00e0 h\u00ecnh \u1ea3nh ch\u1ea5t l\u01b0\u1ee3ng cao gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 TV, m\u00e1y t\u00ednh v\u00e0 m\u00e1y chi\u1ebfu. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho vi\u1ec7c ph\u00e1t tr\u1ef1c tuy\u1ebfn video \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao.<\/p>\n<h4>Audio Jack<\/h4>\n<p>Port Audio Jack 3.5mm l\u00e0 lo\u1ea1i port ti\u00eau chu\u1ea9n \u0111\u1ec3 k\u1ebft n\u1ed1i tai nghe, loa v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u00e2m thanh kh\u00e1c. M\u1eb7c d\u00f9 \u0111ang d\u1ea7n b\u1ecb thay th\u1ebf b\u1edfi c\u00e1c k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y, Audio Jack v\u1eabn l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong nhi\u1ec1u thi\u1ebft b\u1ecb.<\/p>\n<figure id=\"attachment_20217\" aria-describedby=\"caption-attachment-20217\" style=\"width: 720px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Audio-Jack.webp\" alt=\"Audio Jack\" width=\"720\" height=\"720\" class=\"size-full wp-image-20217\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Audio-Jack.webp 720w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Audio-Jack-300x300.webp 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Audio-Jack-150x150.webp 150w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Audio-Jack-75x75.webp 75w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Audio-Jack-350x350.webp 350w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><figcaption id=\"caption-attachment-20217\" class=\"wp-caption-text\">Audio Jack<\/figcaption><\/figure>\n<h4>DisplayPort<\/h4>\n<p>Port DisplayPort t\u01b0\u01a1ng t\u1ef1 nh\u01b0 HDMI, nh\u01b0ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb chuy\u00ean nghi\u1ec7p v\u00e0 m\u00e0n h\u00ecnh m\u00e1y t\u00ednh v\u1edbi m\u1ee5c \u0111\u00edch <strong>truy\u1ec1n t\u00edn hi\u1ec7u video ch\u1ea5t l\u01b0\u1ee3ng cao<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phan-loai-Port-theo-phien-ban-va-tieu-chuan\"><\/span>Ph\u00e2n lo\u1ea1i Port theo phi\u00ean b\u1ea3n v\u00e0 ti\u00eau chu\u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c port c\u00f2n \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean c\u00e1c phi\u00ean b\u1ea3n v\u00e0 ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 port ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo giao th\u1ee9c truy\u1ec1n t\u1ea3i:<\/p>\n<ul>\n<li><strong>88 \u2013 TPC \u2013 Trivial <a href=\"https:\/\/interdata.vn\/blog\/ftp-la-gi\/\">File Transfer Protocol<\/a> (<a href=\"https:\/\/interdata.vn\/blog\/giao-thuc-tftp-la-gi\/\">TFTP<\/a>)<\/strong>: Giao th\u1ee9c truy\u1ec1n file \u0111\u01a1n gi\u1ea3n, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c m\u1ee5c \u0111\u00edch nh\u01b0 boot m\u1ea1ng.<\/li>\n<li><strong>66 \u2013 TPC \u2013 Oracle SQLNET<\/strong>: S\u1eed d\u1ee5ng trong k\u1ebft n\u1ed1i c\u01a1 s\u1edf d\u1eef li\u1ec7u Oracle.<\/li>\n<li><strong>50 \u2013 TPC \u2013 Remote Mail Checking Protocol (RMCP)<\/strong>: D\u00f9ng \u0111\u1ec3 ki\u1ec3m tra mail t\u1eeb xa.<\/li>\n<li><strong>46 \u2013 TPC \u2013 Message Processing Module (send)<\/strong>: Giao th\u1ee9c cho vi\u1ec7c g\u1eedi tin nh\u1eafn.<\/li>\n<li><strong>45 \u2013 TPC \u2013 Message Processing Module (receive)<\/strong>: Giao th\u1ee9c cho vi\u1ec7c nh\u1eadn tin nh\u1eafn.<\/li>\n<li><strong>42 \u2013 TPC \u2013 Host <a href=\"https:\/\/interdata.vn\/blog\/name-server-la-gi\/\">Name Server<\/a> \u2013 Microsoft WINS<\/strong>: D\u00f9ng trong h\u1ec7 th\u1ed1ng <a href=\"https:\/\/interdata.vn\/blog\/domain-la-gi\/\">t\u00ean mi\u1ec1n<\/a> c\u1ee7a Microsoft.<\/li>\n<li><strong>38 \u2013 TPC \u2013 Route Access Protocol (RAP)<\/strong>: Giao th\u1ee9c truy c\u1eadp l\u1ed9 tr\u00ecnh.<\/li>\n<li><strong>25 \u2013 TPC \u2013 Simple Mail Transfer Protocol (<a href=\"https:\/\/interdata.vn\/blog\/smtp-la-gi\/\">SMTP<\/a>)<\/strong>: Giao th\u1ee9c ti\u00eau chu\u1ea9n \u0111\u1ec3 g\u1eedi email.<\/li>\n<li><strong>23 \u2013 TPC \u2013 Telnet<\/strong>: M\u1ed9t giao th\u1ee9c k\u1ebft n\u1ed1i t\u1eeb xa.<\/li>\n<li><strong>22 \u2013 TPC\/UDP \u2013 SSH Remote Login Protocol<\/strong>: S\u1eed d\u1ee5ng \u0111\u1ec3 k\u1ebft n\u1ed1i SSH an to\u00e0n.<\/li>\n<li><strong>21 \u2013 TPC \u2013 File Transfer \u2013 FTP control<\/strong>: Giao th\u1ee9c truy\u1ec1n file (FTP) \u0111i\u1ec1u khi\u1ec3n.<\/li>\n<li><strong>20 \u2013 TPC \u2013 File Transfer \u2013 FTP data<\/strong>: Giao th\u1ee9c truy\u1ec1n file (FTP) d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<p>Ngo\u00e0i ra c\u00f2n ph\u1ea3i nh\u1eafc \u0111\u1ebfn c\u00e1c phi\u00ean b\u1ea3n Port kh\u00e1c nh\u01b0: <span>110 \u2013 TCP UDP \u2013 Port Office Protocol (POP) Version 3, 119 \u2013 TCP UDP \u2013 Network News Transfer Protocol, 130 \u2013 TCP UDP \u2013 Cisco FNATIVE, 143 \u2013 TCP UDP \u2013 Internet Message Access Protocol (IMAP) Mail Server v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 161 \u2013 TCP UDP \u2013 SNMP.<br \/>\n<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-yeu-to-anh-huong-den-viec-dang-ky-Port\"><\/span>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c \u0111\u0103ng k\u00fd Port<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Khi \u0111\u0103ng k\u00fd v\u00e0 qu\u1ea3n l\u00fd c\u00e1c port, c\u00f3 nhi\u1ec1u y\u1ebfu t\u1ed1 c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt c\u1ee7a h\u1ec7 th\u1ed1ng nh\u01b0:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"O-cung-va-hieu-suat-luu-tru-cua-may\"><\/span>\u1ed4 c\u1ee9ng v\u00e0 hi\u1ec7u su\u1ea5t l\u01b0u tr\u1eef c\u1ee7a m\u00e1y<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Th\u00f4ng s\u1ed1 \u1ed5 c\u1ee9ng c\u1ee7a m\u00e1y t\u00ednh \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c l\u1ef1a ch\u1ecdn c\u1ed5ng port ph\u00f9 h\u1ee3p. Lo\u1ea1i c\u1ed5ng v\u00e0 s\u1ed1 l\u01b0\u1ee3ng c\u1ed5ng s\u1eed d\u1ee5ng s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o dung l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a \u1ed5 c\u1ee9ng.<\/p>\n<p>V\u00ec v\u1eady, vi\u1ec7c hi\u1ec3u r\u00f5 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a \u1ed5 c\u1ee9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 dung l\u01b0\u1ee3ng v\u00e0 t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc\/ghi, s\u1ebd gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn lo\u1ea1i port t\u1ed1i \u01b0u nh\u1ea5t.<\/p>\n<p>B\u1ea1n n\u00ean t\u00ecm hi\u1ec3u k\u1ef9 th\u00f4ng tin ho\u1eb7c nh\u1edd chuy\u00ean gia t\u01b0 v\u1ea5n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u1ed5ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, gi\u00fap t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<figure id=\"attachment_20220\" aria-describedby=\"caption-attachment-20220\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Cac-yeu-to-anh-huong-den-viec-dang-ky-Port.png\" alt=\"C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c \u0111\u0103ng k\u00fd Port\" width=\"800\" height=\"500\" class=\"size-full wp-image-20220\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Cac-yeu-to-anh-huong-den-viec-dang-ky-Port.png 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Cac-yeu-to-anh-huong-den-viec-dang-ky-Port-300x188.png 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Cac-yeu-to-anh-huong-den-viec-dang-ky-Port-768x480.png 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Cac-yeu-to-anh-huong-den-viec-dang-ky-Port-750x469.png 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-20220\" class=\"wp-caption-text\">C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c \u0111\u0103ng k\u00fd Port<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Kho-luu-tru-va-kha-nang-chua-du-lieu\"><\/span>Kho l\u01b0u tr\u1eef v\u00e0 kh\u1ea3 n\u0103ng ch\u1ee9a d\u1eef li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed7i lo\u1ea1i c\u1ed5ng port s\u1ebd ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng lo\u1ea1i d\u1eef li\u1ec7u v\u00e0 t\u1eadp tin nh\u1ea5t \u0111\u1ecbnh, t\u00f9y thu\u1ed9c v\u00e0o dung l\u01b0\u1ee3ng v\u00e0 \u0111\u1ecbnh d\u1ea1ng t\u1eadp tin m\u00e0 thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n h\u1ed7 tr\u1ee3. \u0110\u1ec3 ch\u1ecdn c\u1ed5ng port ph\u00f9 h\u1ee3p, b\u1ea1n c\u1ea7n l\u01b0u \u00fd hai y\u1ebfu t\u1ed1 ch\u00ednh:<\/p>\n<ul>\n<li>Lo\u1ea1i t\u1eadp tin m\u00e0 h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n th\u01b0\u1eddng x\u1eed l\u00fd (v\u00ed d\u1ee5: video, h\u00ecnh \u1ea3nh, t\u00e0i li\u1ec7u, v.v.).<\/li>\n<li>Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef kh\u1ea3 d\u1ee5ng c\u1ee7a thi\u1ebft b\u1ecb.<\/li>\n<\/ul>\n<p>N\u1ebfu ch\u1ecdn lo\u1ea1i c\u1ed5ng port kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi lo\u1ea1i t\u1eadp tin v\u00e0 dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, b\u1ea1n c\u00f3 th\u1ec3 g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c nh\u1eadp ho\u1eb7c xu\u1ea5t d\u1eef li\u1ec7u, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi x\u1eed l\u00fd c\u00e1c t\u1eadp tin l\u1edbn ho\u1eb7c \u0111a d\u1ea1ng \u0111\u1ecbnh d\u1ea1ng.<\/p>\n<p>Vi\u1ec7c ch\u1ecdn \u0111\u00fang c\u1ed5ng s\u1ebd gi\u00fap b\u1ea1n duy tr\u00ec hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ea3o m\u1eadt th\u00f4ng tin t\u1ed1t h\u01a1n trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Huong-dan-kiem-tra-so-luong-Port-mang-tren-he-dieu-hanh-Windows\"><\/span>H\u01b0\u1edbng d\u1eabn ki\u1ec3m tra s\u1ed1 l\u01b0\u1ee3ng Port m\u1ea1ng tr\u00ean h\u1ec7 \u0111i\u1ec1u h\u00e0nh Windows<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Khi \u0111\u00e3 hi\u1ec3u r\u00f5 Port l\u00e0 g\u00ec v\u00e0 c\u00e1c t\u00ednh n\u0103ng quan tr\u1ecdng c\u1ee7a n\u00f3, qua \u0111\u00f3, \u0111\u1ec3 ki\u1ec3m tra s\u1ed1 l\u01b0\u1ee3ng port m\u1ea1ng \u0111ang m\u1edf tr\u00ean Windows, b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n theo c\u00e1c b\u01b0\u1edbc h\u01b0\u1edbng d\u1eabn sau \u0111\u00e2y:<\/p>\n<p><strong>B\u01b0\u1edbc 1<\/strong>: M\u1edf h\u1ed9p tho\u1ea1i RUN: B\u1ea1n c\u00f3 th\u1ec3 m\u1edf b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng thanh t\u00ecm ki\u1ebfm c\u1ee7a Windows ho\u1eb7c nh\u1ea5n t\u1ed5 h\u1ee3p ph\u00edm <strong>Windows + R<\/strong>. Ngo\u00e0i ra, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 d\u00f9ng t\u1ed5 h\u1ee3p <strong>Windows + X<\/strong> \u0111\u1ec3 truy c\u1eadp nhanh c\u00e1c c\u00f4ng c\u1ee5 h\u1ec7 th\u1ed1ng.<\/p>\n<p><strong>B\u01b0\u1edbc 2<\/strong>: Trong h\u1ed9p tho\u1ea1i RUN, nh\u1eadp l\u1ec7nh &#8220;<strong>cmd<\/strong>&#8221; v\u00e0 nh\u1ea5n &#8220;<strong>Enter<\/strong>&#8221; \u0111\u1ec3 m\u1edf c\u1eeda s\u1ed5 d\u00f2ng l\u1ec7nh (Command Prompt).<\/p>\n<p><strong>B\u01b0\u1edbc 3<\/strong>: T\u1ea1i c\u1eeda s\u1ed5 Command Prompt, g\u00f5 l\u1ec7nh &#8220;<strong>ipconfig<\/strong>&#8221; v\u00e0 nh\u1ea5n &#8220;<strong>Enter<\/strong>&#8221; \u0111\u1ec3 xem th\u00f4ng tin m\u1ea1ng c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n<p><strong>B\u01b0\u1edbc 3<\/strong>: Ti\u1ebfp theo, nh\u1eadp l\u1ec7nh &#8220;<strong>netstat<\/strong>&#8221; v\u00e0 nh\u1ea5n &#8220;<strong>Enter<\/strong>&#8221; \u0111\u1ec3 hi\u1ec3n th\u1ecb danh s\u00e1ch to\u00e0n b\u1ed9 c\u00e1c port \u0111ang ho\u1ea1t \u0111\u1ed9ng tr\u00ean h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n, bao g\u1ed3m tr\u1ea1ng th\u00e1i k\u1ebft n\u1ed1i v\u00e0 c\u00e1c c\u1ed5ng \u0111ang m\u1edf.<\/p>\n<figure id=\"attachment_20221\" aria-describedby=\"caption-attachment-20221\" style=\"width: 830px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Huong-dan-kiem-tra-so-luong-Port-mang-tren-he-dieu-hanh-Windows.jpg\" alt=\"H\u01b0\u1edbng d\u1eabn ki\u1ec3m tra s\u1ed1 l\u01b0\u1ee3ng Port m\u1ea1ng tr\u00ean h\u1ec7 \u0111i\u1ec1u h\u00e0nh Windows\" width=\"830\" height=\"400\" class=\"size-full wp-image-20221\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Huong-dan-kiem-tra-so-luong-Port-mang-tren-he-dieu-hanh-Windows.jpg 830w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Huong-dan-kiem-tra-so-luong-Port-mang-tren-he-dieu-hanh-Windows-300x145.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Huong-dan-kiem-tra-so-luong-Port-mang-tren-he-dieu-hanh-Windows-768x370.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/10\/Huong-dan-kiem-tra-so-luong-Port-mang-tren-he-dieu-hanh-Windows-750x361.jpg 750w\" sizes=\"auto, (max-width: 830px) 100vw, 830px\" \/><figcaption id=\"caption-attachment-20221\" class=\"wp-caption-text\">H\u01b0\u1edbng d\u1eabn ki\u1ec3m tra s\u1ed1 l\u01b0\u1ee3ng Port m\u1ea1ng tr\u00ean h\u1ec7 \u0111i\u1ec1u h\u00e0nh Windows<\/figcaption><\/figure>\n<p>C\u00e1c b\u01b0\u1edbc tr\u00ean gi\u00fap b\u1ea1n theo d\u00f5i t\u00ecnh tr\u1ea1ng m\u1ea1ng v\u00e0 port m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi c\u1ea7n ki\u1ec3m tra b\u1ea3o m\u1eadt ho\u1eb7c qu\u1ea3n l\u00fd k\u1ebft n\u1ed1i m\u1ea1ng tr\u00ean thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh.<\/p>\n<blockquote><p><strong>Xem th\u00eam: <a href=\"https:\/\/support.microsoft.com\/vi-vn\/topic\/th%C3%B4ng-tin-v%E1%BB%81-c%C3%A1c-c%E1%BB%95ng-m%C3%A0-b%E1%BA%A1n-ph%E1%BA%A3i-m%E1%BB%9F-trong-t%C6%B0%E1%BB%9Dng-l%E1%BB%ADa-c%E1%BB%A7a-windows-%C4%91%E1%BB%83-ph%C3%A1t-ho%E1%BA%B7c-m%C3%A1y-ch%E1%BB%A7-tr%C3%B2-ch%C6%A1i-flight-simulator-x-nhi%E1%BB%81u-4306c5b3-c846-70d5-acfa-6a4ae9409377\" rel=\"nofollow noopener\" target=\"_blank\">Th\u00f4ng tin v\u1ec1 c\u00e1c c\u1ed5ng m\u00e0 b\u1ea1n ph\u1ea3i m\u1edf trong t\u01b0\u1eddng l\u1eeda c\u1ee7a Windows<\/a><\/strong><\/p><\/blockquote>\n<h2><span class=\"ez-toc-section\" id=\"Cach-bao-ve-may-tinh-bang-cach-quan-ly-port-mang\"><\/span>C\u00e1ch b\u1ea3o v\u1ec7 m\u00e1y t\u00ednh b\u1eb1ng c\u00e1ch qu\u1ea3n l\u00fd port m\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vi\u1ec7c qu\u1ea3n l\u00fd port m\u1ea1ng l\u00e0 m\u1ed9t trong nh\u1eefng bi\u1ec7n ph\u00e1p quan tr\u1ecdng gi\u00fap b\u1ea3o v\u1ec7 m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng v\u00e0 x\u00e2m nh\u1eadp tr\u00e1i ph\u00e9p. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng b\u01b0\u1edbc c\u01a1 b\u1ea3n \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e1y t\u00ednh b\u1eb1ng c\u00e1ch qu\u1ea3n l\u00fd port m\u1ea1ng hi\u1ec7u qu\u1ea3:<\/p>\n<ul>\n<li><strong>\u0110\u00f3ng port kh\u00f4ng s\u1eed d\u1ee5ng<\/strong>: T\u1eaft c\u00e1c d\u1ecbch v\u1ee5 kh\u00f4ng c\u1ea7n thi\u1ebft v\u00e0 ch\u1eb7n port qua t\u01b0\u1eddng l\u1eeda \u0111\u1ec3 h\u1ea1n ch\u1ebf r\u1ee7i ro.<\/li>\n<li><strong>S\u1eed d\u1ee5ng t\u01b0\u1eddng l\u1eeda<\/strong>: T\u01b0\u1eddng l\u1eeda gi\u00e1m s\u00e1t v\u00e0 ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng mong mu\u1ed1n, b\u1ea3o v\u1ec7 c\u00e1c port kh\u1ecfi c\u00e1c k\u1ebft n\u1ed1i tr\u00e1i ph\u00e9p.<\/li>\n<li><strong>S\u1eed d\u1ee5ng VPN<\/strong>: M\u00e3 h\u00f3a k\u1ebft n\u1ed1i m\u1ea1ng qua c\u00e1c port \u0111\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u kh\u1ecfi nghe l\u00e9n v\u00e0 t\u1ea5n c\u00f4ng.<\/li>\n<li><strong>Ki\u1ec3m tra port th\u01b0\u1eddng xuy\u00ean<\/strong>: D\u00f9ng c\u00f4ng c\u1ee5 nh\u01b0 netstat ho\u1eb7c Nmap \u0111\u1ec3 ki\u1ec3m tra c\u00e1c port m\u1edf, ph\u00e1t hi\u1ec7n r\u1ee7i ro.<\/li>\n<li><strong>C\u1ea5u h\u00ecnh b\u1ea3o m\u1eadt cho port quan tr\u1ecdng<\/strong>: Thay \u0111\u1ed5i port m\u1eb7c \u0111\u1ecbnh (nh\u01b0 SSH), gi\u1edbi h\u1ea1n quy\u1ec1n truy c\u1eadp ch\u1ec9 cho <a href=\"https:\/\/interdata.vn\/blog\/dia-chi-ip-la-gi\/\">\u0111\u1ecba ch\u1ec9 IP<\/a> \u0111\u00e1ng tin c\u1eady.<\/li>\n<li><strong>S\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m di\u1ec7t virus<\/strong>: C\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u1ec3 ph\u00f2ng tr\u00e1nh t\u1ea5n c\u00f4ng v\u00e0o c\u00e1c port m\u1edf.<\/li>\n<li><strong>Thi\u1ebft l\u1eadp c\u1ea3nh b\u00e1o b\u1ea3o m\u1eadt<\/strong>: Nh\u1eadn th\u00f4ng b\u00e1o khi c\u00f3 ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng qua c\u00e1c port.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Mot-so-cau-hoi-lien-quan-ve-Port-mang\"><\/span>M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi li\u00ean quan v\u1ec1 Port m\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Lam-the-nao-de-kiem-tra-port-mang-dang-mo-tren-may-tinh\"><\/span>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ki\u1ec3m tra port m\u1ea1ng \u0111ang m\u1edf tr\u00ean m\u00e1y t\u00ednh?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00f3 nhi\u1ec1u c\u00e1ch \u0111\u1ec3 ki\u1ec3m tra port \u0111ang m\u1edf, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Command Prompt (cmd) tr\u00ean Windows ho\u1eb7c Terminal tr\u00ean macOS v\u00e0 <a href=\"https:\/\/interdata.vn\/blog\/he-dieu-hanh-linux-la-gi\/\">Linux<\/a> v\u1edbi c\u00e1c l\u1ec7nh nh\u01b0 netstat ho\u1eb7c ss.<\/p>\n<p>V\u00ed d\u1ee5, tr\u00ean Windows, b\u1ea1n c\u00f3 th\u1ec3 m\u1edf cmd v\u00e0 g\u00f5 <code>netstat -a<\/code> \u0111\u1ec3 xem danh s\u00e1ch c\u00e1c port \u0111ang m\u1edf. Ngo\u00e0i ra, c\u0169ng c\u00f3 c\u00e1c c\u00f4ng c\u1ee5 tr\u1ef1c tuy\u1ebfn v\u00e0 \u1ee9ng d\u1ee5ng gi\u00fap b\u1ea1n ki\u1ec3m tra port m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Port-mang-co-anh-huong-den-toc-do-internet-khong\"><\/span>Port m\u1ea1ng c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 internet kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Port m\u1ea1ng kh\u00f4ng tr\u1ef1c ti\u1ebfp \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 internet. T\u1ed1c \u0111\u1ed9 internet ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/\">b\u0103ng th\u00f4ng<\/a> \u0111\u01b0\u1eddng truy\u1ec1n, ch\u1ea5t l\u01b0\u1ee3ng \u0111\u01b0\u1eddng truy\u1ec1n, thi\u1ebft b\u1ecb m\u1ea1ng,&#8230; Tuy nhi\u00ean, n\u1ebfu m\u1ed9t \u1ee9ng d\u1ee5ng s\u1eed d\u1ee5ng port b\u1ecb ch\u1eb7n ho\u1eb7c b\u1ecb xung \u0111\u1ed9t, n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng lag ho\u1eb7c m\u1ea5t k\u1ebft n\u1ed1i.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cac-ung-dung-pho-bien-su-dung-nhung-port-mang-nao\"><\/span>C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn s\u1eed d\u1ee5ng nh\u1eefng port m\u1ea1ng n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Duy\u1ec7t web: 80 (HTTP), 443 (<a href=\"https:\/\/interdata.vn\/blog\/giao-thuc-https-la-gi\/\">HTTPS<\/a>)<\/li>\n<li>Email: 25 (SMTP), 110 (POP3), 143 (IMAP)<\/li>\n<li>Truy\u1ec1n file: 21 (FTP)<\/li>\n<li>K\u1ebft n\u1ed1i t\u1eeb xa: 22 (SSH), 3389 (RDP)<\/li>\n<li>Chia s\u1ebb file: 445 (SMB)<\/li>\n<li><a href=\"https:\/\/interdata.vn\/blog\/dns-la-gi\/\">DNS<\/a>: 53 (DNS)<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Vai-tro-cua-port-mang-trong-IoT-Internet-of-Things-la-gi\"><\/span>Vai tr\u00f2 c\u1ee7a port m\u1ea1ng trong IoT (Internet of Things) l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Port m\u1ea1ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong <a href=\"https:\/\/interdata.vn\/blog\/internet-of-things\/\">IoT<\/a>, cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb IoT (nh\u01b0 c\u1ea3m bi\u1ebfn, camera, thi\u1ebft b\u1ecb gia d\u1ee5ng th\u00f4ng minh) giao ti\u1ebfp v\u00e0 trao \u0111\u1ed5i d\u1eef li\u1ec7u v\u1edbi nhau v\u00e0 v\u1edbi internet.<\/p>\n<p>Hi\u1ec3u r\u00f5 v\u1ec1 Port l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong vi\u1ec7c qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u m\u1ea1ng. T\u1eeb vi\u1ec7c ph\u00e2n lo\u1ea1i ch\u1ee9c n\u0103ng cho \u0111\u1ebfn qu\u1ea3n l\u00fd b\u1ea3o m\u1eadt, c\u00e1c port \u0111\u00f3ng vai tr\u00f2 kh\u00f4ng th\u1ec3 thi\u1ebfu trong h\u1ec7 th\u1ed1ng m\u1ea1ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n<p>InterData.vn cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p m\u00e1y ch\u1ee7 ch\u1ea5t l\u01b0\u1ee3ng cao, bao g\u1ed3m:<span>\u00a0<\/span><a href=\"https:\/\/interdata.vn\/vietnam-dedicated-server\"><strong>Thu\u00ea Server<\/strong><\/a><span>\u00a0<\/span>v\u1edbi to\u00e0n quy\u1ec1n ki\u1ec3m so\u00e1t ph\u1ea7n c\u1ee9ng,<span>\u00a0<\/span><a href=\"https:\/\/interdata.vn\/cloud-server\/\"><strong>Thu\u00ea Cloud Server<\/strong><\/a><span>\u00a0<\/span>linh ho\u1ea1t v\u00e0 m\u1edf r\u1ed9ng d\u1ec5 d\u00e0ng,<span>\u00a0<\/span><a href=\"https:\/\/interdata.vn\/thue-vps\/\"><strong>Thu\u00ea VPS<\/strong><\/a><span>\u00a0<\/span>cho hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd, v\u00e0<span>\u00a0<\/span><a href=\"https:\/\/interdata.vn\/thue-hosting\/\"><strong>Thu\u00ea Hosting<\/strong><\/a><span>\u00a0<\/span>ph\u00f9 h\u1ee3p cho c\u00e1c <a href=\"https:\/\/interdata.vn\/blog\/website-la-gi\/\">website<\/a> nh\u1ecf. T\u1ea5t c\u1ea3 c\u00e1c d\u1ecbch v\u1ee5 \u0111\u1ec1u s\u1eed d\u1ee5ng h\u1ea1 t\u1ea7ng hi\u1ec7n \u0111\u1ea1i v\u1edbi b\u1ed9 vi x\u1eed l\u00fd<span>\u00a0<\/span><a href=\"https:\/\/interdata.vn\/blog\/cpu-amd-epyc-la-gi\/\">AMD EPYC<\/a><span>\u00a0<\/span>Gen3 v\u00e0 \u1ed5 c\u1ee9ng NVMe U.2, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u, t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t nhanh ch\u00f3ng v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao v\u1edbi <a href=\"https:\/\/interdata.vn\/blog\/uptime-la-gi\/\">uptime<\/a> l\u00ean \u0111\u1ebfn 99.99%. \u0110\u1ed3ng th\u1eddi, InterData c\u0169ng cung c\u1ea5p h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt 24\/7\/365, gi\u00fap kh\u00e1ch h\u00e0ng y\u00ean t\u00e2m s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5.<\/p>\n<p><strong>InterData<\/strong><\/p>\n<ul>\n<li><strong>Website:<\/strong><span>\u00a0<\/span>Interdata.vn<\/li>\n<li><strong>Hotline 24\/24:<\/strong><span>\u00a0<\/span>1900-636822<\/li>\n<li><strong>Email:<\/strong><span>\u00a0<\/span>Info@interdata.vn<\/li>\n<li><strong>VP\u0110D:<\/strong><span>\u00a0<\/span>240 Nguy\u1ec5n \u0110\u00ecnh Ch\u00ednh, P.11. Q. Ph\u00fa Nhu\u1eadn, TP. Ho\u0302\u0300 Ch\u00ed Minh<\/li>\n<li><strong>VPGD:<\/strong><span>\u00a0<\/span>S\u1ed1 211 \u0110\u01b0\u1eddng s\u1ed1 5, K\u0110T Lakeview City, P. An Ph\u00fa, TP. Th\u1ee7 \u0110\u1ee9c, TP. H\u1ed3 Ch\u00ed Minh<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Port l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00e1i ni\u1ec7m t\u01b0\u1edfng ch\u1eebng nh\u01b0 \u0111\u01a1n gi\u1ea3n nh\u01b0ng l\u1ea1i \u0111\u00f3ng m\u1ed9t vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong c\u00e1c h\u1ec7 th\u1ed1ng m\u1ea1ng v\u00e0 m\u00e1y t\u00ednh. D\u00f9 b\u1ea1n l\u00e0 m\u1ed9t ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u v\u1ec1 m\u00e1y t\u00ednh, qu\u1ea3n tr\u1ecb m\u1ea1ng, hay l\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, vi\u1ec7c hi\u1ec3u r\u00f5<\/p>\n","protected":false},"author":11,"featured_media":20222,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-20205","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vps"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/20205","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\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=20205"}],"version-history":[{"count":0,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/20205\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/20222"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=20205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=20205"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=20205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}