{"id":2017,"date":"2018-12-25T17:57:28","date_gmt":"2018-12-25T10:57:28","guid":{"rendered":"http:\/\/help.sme2019.misa.local\/?post_type=ht_kb&#038;p=2017"},"modified":"2026-03-02T11:08:07","modified_gmt":"2026-03-02T04:08:07","slug":"html_36020000","status":"publish","type":"ht_kb","link":"https:\/\/helpsme.misa.vn\/2026\/kb\/html_36020000\/","title":{"rendered":"Khi m\u00e1y tr\u1ea1m \u0111\u0103ng nh\u1eadp v\u00e0o d\u1eef li\u1ec7u, ch\u01b0\u01a1ng tr\u00ecnh hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o &#8220;Kh\u00f4ng t\u00ecm th\u1ea5y m\u00e1y ch\u1ee7&#8221;, &#8220;M\u00e1y tr\u1ea1m kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c m\u00e1y ch\u1ee7&#8221;, &#8220;M\u1eadt kh\u1ea9u m\u00e1y ch\u1ee7 SQL \u0111\u00e3 thay \u0111\u1ed5i&#8221; th\u00ec ph\u1ea3i l\u00e0m th\u1ebf n\u00e0o?"},"content":{"rendered":"<p><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/zqvwwRBPf0o\" width=\"860\" height=\"482\" allowfullscreen=\"allowfullscreen\"><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\">\ufeff<\/span><\/iframe><\/p>\n<div class=\"su-accordion su-u-trim\">\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h3><strong>1. T\u1ed5n<\/strong><strong>g quan<\/strong><\/h3>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p><strong>M\u1ee5c \u0111\u00edch:<\/strong> B\u00e0i vi\u1ebft n\u00e0y gi\u00fap ng\u01b0\u1eddi d\u00f9ng x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n v\u00e0 kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3 l\u1ed7i \u201cKh\u00f4ng t\u00ecm th\u1ea5y m\u00e1y ch\u1ee7\u201d, &#8220;M\u00e1y tr\u1ea1m kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c m\u00e1y ch\u1ee7&#8221;, &#8220;M\u00e1y tr\u1ea1m kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u m\u00e1y ch\u1ee7&#8221;, &#8220;M\u1eadt kh\u1ea9u m\u00e1y ch\u1ee7 SQL \u0111\u00e3 thay \u0111\u1ed5i&#8221; khi m\u00e1y tr\u1ea1m \u0111\u0103ng nh\u1eadp v\u00e0o d\u1eef li\u1ec7u k\u1ebf to\u00e1n, \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i th\u00f4ng su\u1ed1t gi\u1eefa m\u00e1y tr\u1ea1m v\u00e0 m\u00e1y ch\u1ee7 tr\u00ean ph\u1ea7n m\u1ec1m k\u1ebf to\u00e1n<\/p>\n<p><strong>Bi\u1ec3u hi\u1ec7n:<\/strong><\/p>\n<p style=\"padding-left: 40px;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-56849 size-full\" src=\"\/2026\/wp-content\/uploads\/2025\/11\/image-2024-12-11-09-58-32-601-e1764322494661.png\" alt=\"\" width=\"421\" height=\"254\" srcset=\"\/2026\/wp-content\/uploads\/2025\/11\/image-2024-12-11-09-58-32-601-e1764322494661.png 421w, \/2026\/wp-content\/uploads\/2025\/11\/image-2024-12-11-09-58-32-601-e1764322494661-50x30.png 50w, \/2026\/wp-content\/uploads\/2025\/11\/image-2024-12-11-09-58-32-601-e1764322494661-60x36.png 60w, \/2026\/wp-content\/uploads\/2025\/11\/image-2024-12-11-09-58-32-601-e1764322494661-100x60.png 100w\" sizes=\"auto, (max-width: 421px) 100vw, 421px\" \/><\/p>\n<p style=\"padding-left: 40px;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-29150\" src=\"\/2026\/wp-content\/uploads\/2018\/12\/31-4.png\" alt=\"\" width=\"474\" height=\"141\" srcset=\"\/2026\/wp-content\/uploads\/2018\/12\/31-4.png 474w, \/2026\/wp-content\/uploads\/2018\/12\/31-4-50x15.png 50w, \/2026\/wp-content\/uploads\/2018\/12\/31-4-60x18.png 60w, \/2026\/wp-content\/uploads\/2018\/12\/31-4-100x30.png 100w\" sizes=\"auto, (max-width: 474px) 100vw, 474px\" \/><\/p>\n<ul>\n<li>M\u1eadt kh\u1ea9u m\u00e1y ch\u1ee7 SQL \u0111\u00e3 thay \u0111\u1ed5i<\/li>\n<\/ul>\n<p><strong>N\u1ed9i dung b\u00e0i vi\u1ebft g\u1ed3m:<\/strong><\/p>\n<ul>\n<li>Ph\u00e2n t\u00edch c\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn.<\/li>\n<li>H\u01b0\u1edbng d\u1eabn ki\u1ec3m tra v\u00e0 x\u1eed l\u00fd chi ti\u1ebft.<\/li>\n<\/ul>\n<p><strong>Ph\u1ea1m vi \u00e1p d\u1ee5ng:<\/strong> D\u00e0nh cho k\u1ebf to\u00e1n, nh\u00e2n vi\u00ean IT v\u00e0 ng\u01b0\u1eddi d\u00f9ng ph\u1ea7n m\u1ec1m k\u1ebf to\u00e1n c\u1ea7n k\u1ebft n\u1ed1i d\u1eef li\u1ec7u t\u1eeb m\u00e1y tr\u1ea1m trong h\u1ec7 th\u1ed1ng m\u1ea1ng n\u1ed9i b\u1ed9.<\/p>\n<\/div><\/div>\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h3><strong>2. Nguy\u00ean nh\u00e2n v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<\/strong><\/h3>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p>\u0110\u1ec3 kh\u1eafc ph\u1ee5c l\u1ed7i tr\u00ean, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n l\u1ea7n l\u01b0\u1ee3t theo t\u1eebng nguy\u00ean nh\u00e2n\/tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y cho \u0111\u1ebfn khi k\u1ebft n\u1ed1i th\u00e0nh c\u00f4ng<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"><\/div><\/div>\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h4><strong>Nguy\u00ean nh\u00e2n 1: M\u00e1y tr\u1ea1m ch\u01b0a ch\u1ecdn \u0111\u00fang t\u00ean ho\u1eb7c IP m\u00e1y ch\u1ee7 k\u1ebft n\u1ed1i.<\/strong><\/h4>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p><b>C\u00e1ch k\u1ebft n\u1ed1i theo t\u00ean m\u00e1y ch\u1ee7:\u00a0<\/b><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-65563\" src=\"\/2026\/wp-content\/uploads\/2026\/02\/NN1-GIF-ket-noi-Chu-Tram-qua-ten-may-tinh.gif\" alt=\"\" width=\"1280\" height=\"720\" \/><\/p>\n<ul>\n<li><strong>B\u01b0\u1edbc 1:<\/strong>\u00a0M\u1edf ph\u1ea7n m\u1ec1m tr\u00ean m\u00e1y ch\u1ee7, v\u00e0o menu\u00a0<strong>T\u1ec7p\\Th\u00f4ng tin m\u00e1y ch\u1ee7<\/strong><\/li>\n<li><strong>B\u01b0\u1edbc 2:<\/strong>\u00a0Sao ch\u00e9p t\u00ean m\u00e1y ch\u1ee7 v\u00e0 g\u1eedi th\u00f4ng tin m\u00e1y ch\u1ee7 k\u1ebft n\u1ed1i cho m\u00e1y tr\u1ea1m qua Zalo, Chat, Skype, Facebook\u2026.<\/li>\n<li><strong>B\u01b0\u1edbc 3:\u00a0<\/strong>Tr\u00ean m\u00e1y tr\u1ea1m nh\u1eadp th\u00f4ng tin t\u00ean m\u00e1y ch\u1ee7 v\u1eeba nh\u1eadn \u0111\u01b0\u1ee3c \u1edf\u00a0<strong>B\u01b0\u1edbc 2<\/strong>\u00a0v\u00e0o m\u1ee5c<strong>\u00a0M\u00e1y ch\u1ee7 k\u1ebft n\u1ed1i<\/strong><\/li>\n<li>Th\u1ef1c hi\u1ec7n theo h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00f3 h\u00ecnh \u1ea3nh <b><a class=\"externalLink\" href=\"\/2026\/kb\/lam-the-nao-de-may-tram-ket-noi-duoc-dung-ten-may-chu-tren-he-thong\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">t\u1ea1i \u0111\u00e2y.<\/a><\/b><\/li>\n<\/ul>\n<p><b>N\u1ebfu kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c theo t\u00ean ph\u00eda tr\u00ean anh\/ch\u1ecb l\u00e0m theo c\u00e1ch k\u1ebft n\u1ed1i theo IP m\u00e1y ch\u1ee7:\u00a0<\/b><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-65565\" src=\"\/2026\/wp-content\/uploads\/2026\/02\/NN3-GIF-ket-noi-Chu-Tram-qua-IP-1.gif\" alt=\"\" width=\"1280\" height=\"720\" \/><\/p>\n<ul style=\"list-style-type: circle;\">\n<li><b>B\u01b0\u1edbc 1:\u00a0<\/b>M\u1edf ph\u1ea7n m\u1ec1m tr\u00ean m\u00e1y ch\u1ee7, v\u00e0o menu\u00a0<strong>T\u1ec7p\\Th\u00f4ng tin m\u00e1y ch\u1ee7.\u00a0<\/strong>Sao ch\u00e9p \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7 g\u1eedi qua cho m\u00e1y tr\u1ea1m.<\/li>\n<li><b>B\u01b0\u1edbc 2:\u00a0<\/b>Tr\u00ean m\u00e0n h\u00ecnh \u0111\u0103ng nh\u1eadp c\u1ee7a m\u00e1y tr\u1ea1m, t\u1ea1i m\u1ee5c\u00a0<b>M\u00e1y ch\u1ee7 k\u1ebft n\u1ed1i<\/b> \u0111i\u1ec1n \u0111\u1ecba ch\u1ec9 IP v\u1eeba l\u1ea5y \u1edf B\u01b0\u1edbc 1 thay cho t\u00ean m\u00e1y ch\u1ee7<\/li>\n<li>L\u01b0u \u00fd: N\u1ebfu d\u00f9ng phi\u00ean b\u1ea3n t\u1eeb MISA SME 2022 tr\u1edf v\u1ec1 tr\u01b0\u1edbc xem h\u01b0\u1edbng d\u1eabn chi ti\u1ebft <b><a class=\"externalLink\" href=\"\/2026\/kb\/lam-the-nao-khi-may-tram-khong-ket-noi-duoc-voi-may-chu-thong-qua-ten-may-tinh\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">t\u1ea1i \u0111\u00e2y.<\/a><\/b><\/li>\n<\/ul>\n<\/div><\/div>\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h4><strong>Nguy\u00ean nh\u00e2n 2: Ki\u1ec3m tra k\u1ebft n\u1ed1i trong m\u1ea1ng n\u1ed9i b\u1ed9 (LAN)<\/strong><\/h4>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<ul>\n<li><b>C\u00e1ch ki\u1ec3m tra m\u1ea1ng n\u1ed9i b\u1ed9 (LAN) c\u00f3 b\u1ecb m\u1ea5t k\u1ebft n\u1ed1i kh\u00f4ng:<\/b><\/li>\n<\/ul>\n<p><b><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-65569\" src=\"\/2026\/wp-content\/uploads\/2026\/02\/NN2-GIF-kiem-tra-mang-LAN-1.gif\" alt=\"\" width=\"1280\" height=\"720\" \/>\u00a0<\/b><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul style=\"list-style-type: disc;\">\n<li><b>B\u01b0\u1edbc 1: T\u1ea1i m\u00e1y ch\u1ee7:\u00a0<\/b>ki\u1ec3m tra \u0111\u1ecba ch\u1ec9 IP b\u1eb1ng c\u00e1ch d\u00f9ng t\u1ed5 h\u1ee3p ph\u00edm Windows + R (ho\u1eb7c m\u1edf\u00a0<b>Start\\ \u0110i\u1ec1n Run<\/b>\\ ch\u1ecdn b\u1ea3ng\u00a0<b>Run<\/b>)<\/li>\n<li><b>B\u01b0\u1edbc 2:<\/b>\u00a0\u0110i\u1ec1n\u00a0<b>cmd<\/b>\u00a0\u1ea5n OK<\/li>\n<li><b>B\u01b0\u1edbc 3:<\/b>\u00a0G\u00f5 c\u1ee5m t\u1eeb\u00a0<b>ipconfig<\/b>, sau \u0111\u00f3 \u1ea4n ph\u00edm\u00a0<b>Enter<\/b>\u00a0tr\u00ean b\u00e0n ph\u00edm. Nh\u00ecn xu\u1ed1ng d\u00f2ng\u00a0<b>IPv4 Address<\/b>, ghi nh\u1edb <strong>\u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7<\/strong> n\u00e0y (v\u00ed d\u1ee5: 192.168.1.112)<\/li>\n<li><b>B\u01b0\u1edbc 4: T\u1ea1i m\u00e1y tr\u1ea1m:<\/b>\u00a0th\u1ef1c hi\u1ec7n nh\u01b0 h\u01b0\u1edbng d\u1eabn B\u01b0\u1edbc 1, 2 \u1edf tr\u00ean \u0111\u1ec3 v\u00e0o m\u00e0n h\u00ecnh\u00a0<b>cmd<\/b><\/li>\n<li><b>B\u01b0\u1edbc 5:\u00a0<\/b>G\u00f5 ch\u1eef theo c\u1ea5u tr\u00fac sau:\u00a0<b>ping &lt;\u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7&gt; -t<\/b>\u00a0(v\u00ed d\u1ee5 tr\u01b0\u1eddng h\u1ee3p tr\u00ean g\u00f5: ping 192.168.1.112 -t), sau \u0111\u00f3 sau \u0111\u00f3 \u1ea4n ph\u00edm\u00a0<b>Enter<\/b>\u00a0tr\u00ean b\u00e0n ph\u00edm<\/li>\n<li><strong>B\u01b0\u1edbc 6:<\/strong> \u00a0Ki\u1ec3m tra n\u1ebfu c\u00f3 k\u1ebft n\u1ed1i <b>LAN,<\/b> khi ping xong ra k\u1ebft qu\u1ea3 TTL=128 th\u00ec ng\u01b0\u1eddi d\u00f9ng ti\u1ebfp t\u1ee5c chuy\u1ec3n qua k\u1ebft n\u1ed1i m\u00e1y tr\u1ea1m v\u1edbi m\u00e1y ch\u1ee7 b\u1eb1ng \u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7\u00a0 (N\u1ebfu kh\u00f4ng ra k\u1ebft qu\u1ea3 nh\u01b0 tr\u00ean th\u00ec m\u00e1y tr\u1ea1m \u0111ang kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c LAN v\u1edbi m\u00e1y ch\u1ee7). Tr\u01b0\u1eddng h\u1ee3p ping ra k\u1ebft qu\u1ea3 request time out c\u0169ng l\u00e0 \u0111ang kh\u00f4ng k\u1ebft n\u1ed1i m\u1ea1ng LAN m\u00e1y ch\u1ee7<\/li>\n<\/ul>\n<\/li>\n<li>Tham kh\u1ea3o h\u01b0\u1edbng d\u1eabn chi ti\u1ebft <b><a class=\"externalLink\" href=\"\/2026\/kb\/lam-the-nao-de-kiem-tra-may-tram-co-ket-noi-mang-lan-toi-may-chu-hay-khong\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">t\u1ea1i \u0111\u00e2y.<\/a><\/b><\/li>\n<li><strong>L\u01b0u \u00fd:<\/strong> m\u1ea1ng n\u1ed9i b\u1ed9 LAN kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ea1ng internet\/ wifi, m\u00e1y c\u00f3 k\u1ebft n\u1ed1i internet th\u00ec ch\u01b0a ch\u1eafc \u0111\u00e3 k\u1ebft n\u1ed1i c\u00f9ng LAN.<\/li>\n<\/ul>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"><\/div><\/div>\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h5><strong>Tr\u01b0\u1eddng h\u1ee3p c\u00f3 k\u1ebft n\u1ed1i LAN nh\u01b0ng v\u1eabn kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c m\u00e1y tr\u1ea1m<\/strong><\/h5>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<table style=\"border-collapse: collapse; width: 100%; height: 24px;\">\n<tbody>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><\/div><\/div>\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h6><strong>Ki\u1ec3m tra SQL Server Browser <\/strong><\/h6>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-65573\" src=\"\/2026\/wp-content\/uploads\/2026\/02\/NN5-GIF-ket-noi-Chu-Tram-do-SQL-server-browser-ngung-hoat-dong.gif\" alt=\"\" width=\"1280\" height=\"720\" \/><\/p>\n<ul style=\"list-style-type: circle;\">\n<li><strong>B\u01b0\u1edbc 1:<\/strong> B\u1ea5m <strong>windows S<\/strong> ho\u1eb7c v\u00e0o <strong>Start <\/strong>\u0111\u1ec3 t\u00ecm ki\u1ebfm<b>\\ Microsoft SQL Server 2014\\Configuration Tools\\SQL Server Configuration Manager.\u00a0<\/b>Ho\u1eb7c l\u00e0m theo h\u01b0\u1edbng d\u1eabn <a href=\"https:\/\/forum.misa.vn\/threads\/tim-sql-server-configuration-manager-khi-khong-thay-trong-muc-start.14210\/\">t\u1ea1i \u0111\u00e2y<\/a> \u0111\u1ec3 m\u1edf SQL config<\/li>\n<li><strong>B\u01b0\u1edbc 2:<\/strong>\u00a0Ch\u1ecdn m\u1ee5c\u00a0<b>SQL Server Services<\/b>\u00a0tr\u00ean m\u00e0n h\u00ecnh h\u1ed9p tho\u1ea1i\u00a0<b>SQL Server Configuration Manager.\u00a0<\/b><\/li>\n<li><strong>B\u01b0\u1edbc 3:<\/strong> Ki\u1ec3m tra d\u00f2ng <b>SQL Server Brower <\/b>n\u1ebfu c\u1ed9t <strong>State<\/strong> \u0111ang l\u00e0 <strong>Running<\/strong> th\u00ec b\u1ecf qua c\u00f2n kh\u00f4ng ph\u1ea3i th\u00ec thao t\u00e1c ti\u1ebfp theo c\u00e1c b\u01b0\u1edbc sau<\/li>\n<li><b><\/b><strong>B\u01b0\u1edbc 4:<\/strong>\u00a0Nh\u1ea5n \u0111\u00fap chu\u1ed9t v\u00e0o m\u1ee5c\u00a0<b>SQL Server Brower<\/b>, sau \u0111\u00f3 ch\u1ecdn tab\u00a0<b>Service.<br \/>\n<\/b><\/li>\n<li><strong>B\u01b0\u1edbc 5:<\/strong>\u00a0T\u1ea1i m\u1ee5c\u00a0<b>Start Mode<\/b>, ch\u1ecdn gi\u00e1 tr\u1ecb l\u00e0\u00a0<b>Automatic<\/b>\u00a0=&gt; Nh\u1ea5n\u00a0<b>OK.<\/b><\/li>\n<li><strong>B\u01b0\u1edbc 6:<\/strong>\u00a0Sau \u0111o\u0301 th\u01b0\u0323c hi\u00ea\u0323n la\u0323i thao ta\u0301c\u00a0<b>Start SQL Server Browser<\/b>, b\u1eb1ng c\u00e1ch nh\u1ea5n chu\u1ed9t ph\u1ea3i v\u00e0o m\u1ee5c\u00a0<b>SQL Server Brower<\/b>\u00a0v\u00e0 ch\u1ecdn\u00a0<b>Start.<\/b><\/li>\n<li>Xem h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00f3 \u1ea3nh <b><a class=\"externalLink\" href=\"\/2026\/kb\/lam-the-nao-khi-may-tram-khong-vao-duoc-du-lieu-may-chu-do-sql-server-browser-dang-ngung-hoat-dong\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">t\u1ea1i \u0111\u00e2y.<\/a><\/b><\/li>\n<\/ul>\n<\/div><\/div>\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h6><strong>Ki\u1ec3m tra giao th\u1ee9c TCP\/IP <\/strong><\/h6>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-65575\" src=\"\/2026\/wp-content\/uploads\/2026\/02\/NN6-GIF-ket-noi-Chu-Tram-do-TCP-IP-dang-tat.gif\" alt=\"\" width=\"1280\" height=\"720\" \/><\/p>\n<ul style=\"list-style-type: circle;\">\n<li><strong>B\u01b0\u1edbc 1:<\/strong> B\u1ea5m <strong>windows S<\/strong> ho\u1eb7c v\u00e0o <strong>Start <\/strong>\u0111\u1ec3 t\u00ecm ki\u1ebfm<b>\\ Microsoft SQL Server 2014\\Configuration Tools\\SQL Server Configuration Manager\u00a0<\/b>(N\u1ebfu \u0111ang m\u1edf s\u1eb5n SQL config ki\u1ec3m tra Browser theo h\u01b0\u1edbng d\u1eabn tr\u00ean th\u00ec kh\u00f4ng c\u1ea7n l\u00e0m b\u01b0\u1edbc n\u00e0y)<\/li>\n<li><strong>B\u01b0\u1edbc 2:<\/strong>\u00a0Ch\u1ecdn m\u1ee5c\u00a0<b>SQL Server Network Configuration (32bit)<\/b>\u00a0tr\u00ean m\u00e0n h\u00ecnh h\u1ed9p tho\u1ea1i\u00a0<b>SQL Server Configuration Manager.\u00a0<\/b><\/li>\n<li><strong>B\u01b0\u1edbc 3:<\/strong>\u00a0Ch\u1ecdn m\u1ee5c\u00a0<b>Protocols for {T\u00ean SQL\u00a0<\/b>tr\u00ean m\u00e1y ch\u1ee7 khi v\u00e0o menu <strong>T\u1ec7p\\Th\u00f4ng tin m\u00e1y ch\u1ee7}<\/strong> (V\u00ed d\u1ee5: Protocols for MISASME2020)<\/li>\n<li>B\u01b0\u1edbc 4: N\u1ebfu c\u1ed9t Status c\u1ee7a d\u00f2ng <strong>TCP\/IP<\/strong> v\u00e0 <strong>Named<\/strong> \u0111ang <strong>Disable<\/strong> th\u00ec l\u00e0m theo c\u00e1c b\u01b0\u1edbc d\u01b0\u1edbi. N\u1ebfu <strong>Enable<\/strong> th\u00ec b\u1ecf qua.<\/li>\n<li><strong>B\u01b0\u1edbc 4:<\/strong> L\u1ea7n l\u01b0\u1ee3t ch\u1ecdn m\u1ee5c <b>TCP\/IP <\/b>v\u00e0<b> Named<\/b>\u00a0\u0111ang \u1edf tr\u1ea1ng th\u00e1i\u00a0<b>Disable<br \/>\n<\/b><\/li>\n<li><strong>B\u01b0\u1edbc 5:<\/strong>\u00a0Nh\u1ea5n chu\u1ed9t ph\u1ea3i v\u00e0 ch\u1ecdn\u00a0<b>Enable<\/b>.<\/li>\n<li><strong>B\u01b0\u1edbc 6:<\/strong>\u00a0Kh\u1edfi \u0111\u1ed9ng l\u1ea1i\u00a0<b>SQL Server Service:\u00a0<\/b>Tr\u00ean c\u1eeda s\u1ed5<b>\u00a0SQL Server Configuration Manager\/\u00a0<\/b>Ch\u1ecdn<b>\u00a0SQL Server Services<\/b>\/Ch\u1ecdn m\u00e1y ch\u1ee7 SQL \u0111ang s\u1eed d\u1ee5ng, nh\u1ea5n chu\u1ed9t ph\u1ea3i ch\u1ecdn\u00a0<b>Restart\u00a0<\/b>v\u00e0 \u0111\u1ee3i ch\u1ea1y xong.<\/li>\n<li>Xem h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00f3 \u1ea3nh <a class=\"externalLink\" href=\"\/2026\/kb\/khi-ket-noi-may-chu-may-tram-neu-tcp-ip-cua-sql-server-may-chu-bi-tat-thi-phai-lam-the-nao\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><b>t\u1ea1i \u0111\u00e2y.<\/b><\/a><\/li>\n<\/ul>\n<p><b>L\u01b0u \u00fd: <\/b>khi \u0111\u0103ng nh\u1eadp c\u00f3 c\u1ea3nh b\u00e1o M\u1eadt kh\u1ea9u m\u00e1y ch\u1ee7 SQL \u0111\u00e3 thay \u0111\u1ed5i c\u0169ng l\u00e0m theo c\u00e1ch n\u00e0y \u0111\u1ec3 kh\u1eafc ph\u1ee5c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div><\/div>\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h5><strong>Tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i LAN<\/strong><\/h5>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p>Anh\/ch\u1ecb th\u1ef1c hi\u1ec7n t\u1eaft t\u01b0\u1eddng l\u1eeda t\u1ea1m th\u1eddi theo h\u01b0\u1edbng d\u1eabn <a href=\"https:\/\/forum.misa.vn\/threads\/lam-the-nao-de-tat-tuong-lua-windows-firewall-tren-may-tinh.47033\/\">t\u1ea1i \u0111\u00e2y<\/a>, sau \u0111\u00f3 Ping ki\u1ec3m tra l\u1ea1i xem c\u00f3 ph\u1ea3n h\u1ed3i, k\u1ebft n\u1ed1i LAN kh\u00f4ng?<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"><\/div><\/div>\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h6><strong>Ping c\u00f3 ph\u1ea3n h\u1ed3i, c\u00f3 k\u1ebft n\u1ed1i LAN<\/strong><\/h6>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p><strong>Bi\u1ec3u hi\u1ec7n:<\/strong> C\u1ea3nh b\u00e1o M\u1eadt kh\u1ea9u m\u00e1y ch\u1ee7 SQL \u0111\u00e3 thay \u0111\u1ed5i<\/p>\n<p><strong>Nguy\u00ean nh\u00e2n:<\/strong> Do t\u01b0\u1eddng l\u1eeda (firewall) ch\u1eb7n k\u1ebft n\u1ed1i SQL Server qua TCP\/IP<\/p>\n<p><span style=\"color: black; font-size: 12pt;\"><b>C\u00e1ch kh\u1eafc ph\u1ee5c: <\/b>Anh\/ch\u1ecb b\u1eadt l\u1ea1i (turn on) t\u01b0\u1eddng l\u1eeda v\u00e0 t<\/span><span style=\"color: black; font-size: 12pt;\">hi\u1ebft l\u1eadp k\u1ebft n\u1ed1i khi b\u1eadt t\u01b0\u1eddng l\u1eeda qua 1 trong 2 c\u00e1ch:<\/span><\/p>\n<ul style=\"list-style-type: circle;\">\n<li>C\u00e1ch 1: D\u00f9ng Tool MISA SME 2023 Server Setting<\/li>\n<li>\n<p id=\"cach-2-mo-firewall-theo-service-de-client-ket-noi-vao-sme\">C\u00e1ch 2: M\u1edf Firewall theo Service \u0111\u1ec3 client k\u1ebft n\u1ed1i v\u00e0o SME<\/p>\n<\/li>\n<li><span style=\"color: black; font-size: 12pt;\">Xem h\u01b0\u1edbng d\u1eabn chi ti\u1ebft <strong><a href=\"https:\/\/helpsme.misa.vn\/2026\/kb\/huong-dan-ket-noi-misa-sme-khi-su-dung-tuong-lua\/\" target=\"_blank\" rel=\"noopener noreferrer\">t\u1ea1i \u0111\u00e2y<\/a><\/strong>.<\/span><\/li>\n<\/ul>\n<\/div><\/div>\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span><\/p>\n<h6><strong>Ping v\u1eabn kh\u00f4ng ph\u1ea3n h\u1ed3i, kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i LAN<\/strong><\/h6>\n<p><\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p><strong>Gi\u1ea3i ph\u00e1p: <\/strong>Anh\/ch\u1ecb nh\u1edd IT (Qu\u1ea3n tr\u1ecb m\u1ea1ng) c\u1ee7a Doanh nghi\u1ec7p ho\u1eb7c b\u00ean ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 k\u1ebft n\u1ed1i m\u1ea1ng n\u1ed9i b\u1ed9 th\u1ef1c hi\u1ec7n restart modem, router, kh\u1edfi \u0111\u1ed9ng l\u1ea1i m\u00e1y ch\u1ee7 r\u1ed3i ki\u1ec3m tra l\u1ea1i. N\u1ebfu v\u1eabn kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c th\u00ec anh\/ch\u1ecb nh\u1edd IT ki\u1ec3m tra \u0111\u1ea3m b\u00e1o k\u1ebft n\u1ed1i LAN \u1ed5n \u0111\u1ecbnh th\u00ec m\u1edbi k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u m\u00e1y ch\u1ee7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>L\u01b0u \u00fd:<\/strong> Sau khi ki\u1ec3m tra xong anh\/ch\u1ecb th\u1ef1c hi\u1ec7n <span style=\"color: black; font-size: 12pt;\">b\u1eadt l\u1ea1i (turn on) t\u01b0\u1eddng l\u1eeda.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\ufeff<\/p>\n","protected":false},"author":133,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_links_to":"","_links_to_target":"","footnotes":""},"ht-kb-category":[2618,2619],"ht-kb-tag":[3345,3346],"class_list":["post-2017","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-cau-hoi-thuong-gap-khi-bat-dau-su-dung","ht_kb_category-dang-nhap","ht_kb_tag-may-tram-khong-ket-noi-duoc","ht_kb_tag-may-tram-khong-ket-noi-may-chu"],"_links":{"self":[{"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/ht-kb\/2017","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/users\/133"}],"replies":[{"embeddable":true,"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/comments?post=2017"}],"version-history":[{"count":12,"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/ht-kb\/2017\/revisions"}],"predecessor-version":[{"id":46181,"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/ht-kb\/2017\/revisions\/46181"}],"wp:attachment":[{"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/media?parent=2017"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/ht-kb-category?post=2017"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"https:\/\/helpsme.misa.vn\/2026\/wp-json\/wp\/v2\/ht-kb-tag?post=2017"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}