{"id":41573,"date":"2025-08-08T15:52:33","date_gmt":"2025-08-08T08:52:33","guid":{"rendered":"https:\/\/helpmimosa.misa.vn\/2025\/?post_type=ht_kb&p=41573"},"modified":"2026-07-16T14:34:13","modified_gmt":"2026-07-16T07:34:13","slug":"khi-may-tram-dang-nhap-vao-du-lieu-phan-mem-bao-khong-ket-noi-duoc-voi-may-chu-thi-phai-lam-the-nao","status":"publish","type":"ht_kb","link":"https:\/\/helpmimosa.misa.vn\/2025\/kb\/khi-may-tram-dang-nhap-vao-du-lieu-phan-mem-bao-khong-ket-noi-duoc-voi-may-chu-thi-phai-lam-the-nao\/","title":{"rendered":"Khi m\u00e1y tr\u1ea1m \u0111\u0103ng nh\u1eadp v\u00e0o d\u1eef li\u1ec7u, ph\u1ea7n m\u1ec1m b\u00e1o \u201cKh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c v\u1edbi m\u00e1y ch\u1ee7\u201d th\u00ec ph\u1ea3i l\u00e0m th\u1ebf n\u00e0o?"},"content":{"rendered":"

1. T\u1ed5ng quan<\/h3>\n

B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn x\u1eed l\u00fd l\u1ed7i kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c v\u1edbi m\u00e1y ch\u1ee7\u00a0khi 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

\"Th\u00f4ng<\/p>\n

2. C\u00e1ch x\u1eed l\u00fd<\/h3>\n

2.1. Nguy\u00ean nh\u00e2n 1: M\u00e1y tr\u1ea1m ch\u01b0a ch\u1ecdn \u0111\u00fang t\u00ean m\u00e1y ch\u1ee7<\/h4>\n

C\u00e1ch kh\u1eafc ph\u1ee5c:<\/strong> Th\u1ef1c hi\u1ec7n theo h\u01b0\u1edbng d\u1eabn t\u1ea1i t\u1ea1i \u0111\u00e2y<\/a>.<\/p>\n

2.2. Nguy\u00ean nh\u00e2n 2: B\u1ecb t\u01b0\u1eddng l\u1eeda (Firewall) ch\u1eb7n<\/h4>\n

C\u00e1ch kh\u1eafc ph\u1ee5c:<\/strong> T\u1eaft t\u01b0\u1eddng l\u1eeda tr\u00ean m\u00e1y ch\u1ee7 v\u00e0 m\u00e1y tr\u1ea1m theo c\u00e1c b\u01b0\u1edbc d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n

B\u01b0\u1edbc 1:<\/strong> V\u00e0o\u00a0Start\\Control Panel<\/b>.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 2:<\/strong> V\u00e0o\u00a0All Control Panel Items\u00a0<\/b>v\u00e0 ch\u1ecdn Windows Firewall.<\/b><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 3:<\/strong> Ch\u1ecdn\u00a0Turn<\/b>\u00a0Windows Firewall on or off.<\/b><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 4:<\/strong> L\u00e2\u0300n l\u01b0\u01a1\u0323t ti\u0301ch cho\u0323n Turn off Windows Firewall<\/b> \u01a1\u0309 t\u00e2\u0301t ca\u0309 ca\u0301c mu\u0323c tr\u00ean ma\u0300n hi\u0300nh.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 5:<\/strong> Nh\u00e2\u0301n\u00a0OK.<\/b><\/p>\n

2.3. Nguy\u00ean nh\u00e2n 3: M\u1ea5t k\u1ebft n\u1ed1i m\u1ea1ng LAN<\/h4>\n

C\u00e1ch ki\u1ec3m tra:\u00a0<\/strong>Anh ch\u1ecb th\u1ef1c hi\u1ec7n theo c\u00e1ch b\u01b0\u1edbc sau:<\/p>\n

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\u00a0Start\\<\/b>\u0110i\u1ec1n\u00a0Run<\/b>\\ch\u1ecdn b\u1ea3ng Run<\/b>).<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 2:<\/b>\u00a0\u0110i\u1ec1n\u00a0cmd<\/b> \u1ea5n OK.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 3:<\/b>\u00a0G\u00f5 c\u1ee5m t\u1eeb\u00a0ipconfig<\/b>, sau \u0111\u00f3 \u1ea4n ph\u00edm\u00a0Enter<\/b>\u00a0tr\u00ean b\u00e0n ph\u00edm. Nh\u00ecn xu\u1ed1ng d\u00f2ng\u00a0IPv4 Address<\/b>, ghi nh\u1edb \u0111\u1ecba ch\u1ec9 n\u00e0y (v\u00ed d\u1ee5: \u1edf h\u00ecnh d\u01b0\u1edbi l\u00e0 192.168.1.112).<\/p>\n

\"\"<\/p>\n

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\u00a0cmd<\/b>.<\/p>\n

B\u01b0\u1edbc 5:\u00a0<\/b>G\u00f5 ch\u1eef theo c\u1ea5u tr\u00fac sau:\u00a0ping <\u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7> -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\u00a0Enter<\/b> tr\u00ean b\u00e0n ph\u00edm.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 6:<\/strong> Ki\u1ec3m tra k\u1ebft n\u1ed1i<\/p>\n

N\u1ebfu sau khi \u1ea5n\u00a0Enter<\/b> ra c\u00e1c k\u1ebft qu\u1ea3 timed out, unreachable, could not find nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y th\u00ec anh\/ch\u1ecb b\u00e1o nh\u00e2n vi\u00ean IT (k\u1ef9 thu\u1eadt m\u00e1y t\u00ednh) ki\u1ec3m tra, k\u1ebft n\u1ed1i l\u1ea1i m\u1ea1ng LAN<\/b> gi\u1eefa m\u00e1y tr\u1ea1m v\u00e0 m\u00e1y ch\u1ee7.<\/p>\n

\"\"<\/p>\n

N\u1ebfu c\u00f3 k\u1ebft n\u1ed1i m\u1ea1ng\u00a0LAN<\/b>, khi ping nh\u01b0 tr\u00ean s\u1ebd ra k\u1ebft qu\u1ea3 TTL =128 nh\u01b0 sau.<\/p>\n

\"\"<\/p>\n

L\u01b0u \u00fd:<\/strong> N\u1ebfu m\u00e1y tr\u1ea1m v\u1eabn c\u00f3 k\u1ebft n\u1ed1i m\u1ea1ng LAN v\u1edbi m\u00e1y ch\u1ee7 nh\u01b0ng kh\u00f4ng v\u00e0o \u0111\u01b0\u1ee3c m\u00e1y ch\u1ee7, h\u00e3y k\u1ebft n\u1ed1i b\u1eb1ng \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7<\/strong> (\u0111\u00e3 ki\u1ec3m tra \u1edf b\u01b0\u1edbc 3) thay cho t\u00ean m\u00e1y ch\u1ee7<\/strong>.

\nV\u00ed d\u1ee5: Thay KETOAN\\MISAMIMOSA2025 b\u1eb1ng 192.168.1.112\\MISAMIMOSA2025.<\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

1. T\u1ed5ng quan B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn x\u1eed l\u00fd l\u1ed7i kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c v\u1edbi m\u00e1y ch\u1ee7\u00a0khi 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. 2. C\u00e1ch x\u1eed l\u00fd 2.1. Nguy\u00ean nh\u00e2n…<\/p>\n","protected":false},"author":49,"template":"","format":"standard","meta":{"ub_ctt_via":"","footnotes":""},"ht-kb-category":[],"ht-kb-tag":[],"class_list":["post-41573","ht_kb","type-ht_kb","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb\/41573","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/users\/49"}],"version-history":[{"count":3,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb\/41573\/revisions"}],"predecessor-version":[{"id":55737,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb\/41573\/revisions\/55737"}],"wp:attachment":[{"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/media?parent=41573"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb-category?post=41573"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb-tag?post=41573"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}