{"id":28210,"date":"2023-09-11T12:51:18","date_gmt":"2023-09-11T05:51:18","guid":{"rendered":"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi"},"modified":"2023-09-11T12:51:18","modified_gmt":"2023-09-11T05:51:18","slug":"reference-la-gi","status":"publish","type":"post","link":"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi","title":{"rendered":"T\u00ecm hi\u1ec3u v\u1ec1 reference l\u00e0 g\u00ec v\u00e0 c\u00e1ch truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u00e1y t\u00ednh kh\u00e1c qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem"},"content":{"rendered":"<p>&#8220;Reference l\u00e0 g\u00ec? T\u00ecm hi\u1ec3u v\u1ec1 kh\u00e1i ni\u1ec7m n\u00e0y v\u00e0 vai tr\u00f2 quan tr\u1ecdng c\u1ee7a n\u00f3 trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y. B\u00e0i vi\u1ebft s\u1ebd gi\u1ea3i th\u00edch ng\u1eafn g\u1ecdn v\u1ec1 \u00fd ngh\u0129a c\u1ee7a reference v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng n\u00f3 trong c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c nhau nh\u01b0 h\u1ecdc t\u1eadp, nghi\u00ean c\u1ee9u v\u00e0 c\u00f4ng vi\u1ec7c.&#8221;<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_40 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\">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\" area-label=\"ez-toc-toggle-icon-1\"><label for=\"item-6aceb1341447c\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><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><\/label><input  type=\"checkbox\" id=\"item-6aceb1341447c\"><\/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:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Tim_hieu_ve_truy_tim_du_lieu_va_chi_lenh_chuong_trinh\" title=\"T\u00ecm hi\u1ec3u v\u1ec1 truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh\">T\u00ecm hi\u1ec3u v\u1ec1 truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Cach_thuc_hien_truy_tim_du_lieu_tu_o_dia_va_may_tinh_qua_mang_cong_tac_hoac_modem\" title=\"C\u00e1ch th\u1ef1c hi\u1ec7n truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a v\u00e0 m\u00e1y t\u00ednh qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem\">C\u00e1ch th\u1ef1c hi\u1ec7n truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a v\u00e0 m\u00e1y t\u00ednh qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Cach_su_dung_GUI\" title=\"C\u00e1ch s\u1eed d\u1ee5ng GUI:\">C\u00e1ch s\u1eed d\u1ee5ng GUI:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Cach_su_dung_dong_lenh\" title=\"C\u00e1ch s\u1eed d\u1ee5ng d\u00f2ng l\u1ec7nh:\">C\u00e1ch s\u1eed d\u1ee5ng d\u00f2ng l\u1ec7nh:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Cac_cong_cu_ho_tro_trong_qua_trinh_truy_tim_du_lieu_va_chi_lenh_chuong_trinh\" title=\"C\u00e1c c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 trong qu\u00e1 tr\u00ecnh truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh\">C\u00e1c c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 trong qu\u00e1 tr\u00ecnh truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#1_He_dieu_hanh\" title=\"1. H\u1ec7 \u0111i\u1ec1u h\u00e0nh:\">1. H\u1ec7 \u0111i\u1ec1u h\u00e0nh:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#2_Trinh_duyet_file\" title=\"2. Tr\u00ecnh duy\u1ec7t file:\">2. Tr\u00ecnh duy\u1ec7t file:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#3_Cong_cu_truy_van_du_lieu\" title=\"3. C\u00f4ng c\u1ee5 truy v\u1ea5n d\u1eef li\u1ec7u:\">3. C\u00f4ng c\u1ee5 truy v\u1ea5n d\u1eef li\u1ec7u:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#4_Cong_cu_go_roi_debugging_tools\" title=\"4. C\u00f4ng c\u1ee5 g\u1ee1 r\u1ed1i (debugging tools):\">4. C\u00f4ng c\u1ee5 g\u1ee1 r\u1ed1i (debugging tools):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#5_Cong_cu_quan_ly_phien_lam_viec\" title=\"5. C\u00f4ng c\u1ee5 qu\u1ea3n l\u00fd phi\u00ean l\u00e0m vi\u1ec7c:\">5. C\u00f4ng c\u1ee5 qu\u1ea3n l\u00fd phi\u00ean l\u00e0m vi\u1ec7c:<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Cach_ket_noi_may_tinh_cua_ban_voi_mot_may_tinh_khac_thong_qua_mang_cong_tac_hoac_modem\" title=\"C\u00e1ch k\u1ebft n\u1ed1i m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u1edbi m\u1ed9t m\u00e1y t\u00ednh kh\u00e1c th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem\">C\u00e1ch k\u1ebft n\u1ed1i m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u1edbi m\u1ed9t m\u00e1y t\u00ednh kh\u00e1c th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Ket_noi_thong_qua_mang_cong_tac\" title=\"K\u1ebft n\u1ed1i th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c\">K\u1ebft n\u1ed1i th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Ket_noi_thong_qua_modem\" title=\"K\u1ebft n\u1ed1i th\u00f4ng qua modem\">K\u1ebft n\u1ed1i th\u00f4ng qua modem<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Cac_phuong_phap_truy_tim_du_lieu_tu_mot_o_dia_hoac_may_tinh_khac_duoc_ket_noi_voi_may_tinh_cua_ban\" title=\"C\u00e1c ph\u01b0\u01a1ng ph\u00e1p truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u1ed9t \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u1ed9t \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n<\/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:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Truy_tim_du_lieu_tu_o_dia\" title=\"Truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a\">Truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Truy_tim_du_lieu_tu_may_tinh_khac\" title=\"Truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u00e1y t\u00ednh kh\u00e1c\">Truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u00e1y t\u00ednh kh\u00e1c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Giai_thich_cach_su_dung_cac_chi_lenh_chuong_trinh_de_truy_tim_du_lieu_tu_o_dia_hoac_may_tinh_khac_qua_mang_cong_tac_hoac_modem\" title=\"Gi\u1ea3i th\u00edch c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem\">Gi\u1ea3i th\u00edch c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#1_Su_dung_lenh_ping\" title=\"1. S\u1eed d\u1ee5ng l\u1ec7nh &#8220;ping&#8221;\">1. S\u1eed d\u1ee5ng l\u1ec7nh &#8220;ping&#8221;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#2_Su_dung_lenh_tracert\" title=\"2. S\u1eed d\u1ee5ng l\u1ec7nh &#8220;tracert&#8221;\">2. S\u1eed d\u1ee5ng l\u1ec7nh &#8220;tracert&#8221;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#3_Su_dung_lenh_ftp_hoac_scp\" title=\"3. S\u1eed d\u1ee5ng l\u1ec7nh &#8220;ftp&#8221; ho\u1eb7c &#8220;scp&#8221;\">3. S\u1eed d\u1ee5ng l\u1ec7nh &#8220;ftp&#8221; ho\u1eb7c &#8220;scp&#8221;<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Cac_khai_niem_co_ban_ve_mang_cong_tac_va_modem_trong_viec_truy_tim_du_lieu_va_chi_lenh_chuong_trinh\" title=\"C\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 m\u1ea1ng c\u00f4ng t\u00e1c v\u00e0 modem trong vi\u1ec7c truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh\">C\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 m\u1ea1ng c\u00f4ng t\u00e1c v\u00e0 modem trong vi\u1ec7c truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#1_Mang_cong_tac\" title=\"1. M\u1ea1ng c\u00f4ng t\u00e1c\">1. M\u1ea1ng c\u00f4ng t\u00e1c<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Vi_du\" title=\"V\u00ed d\u1ee5:\">V\u00ed d\u1ee5:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#2_Modem\" title=\"2. Modem\">2. Modem<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Vi_du-2\" title=\"V\u00ed d\u1ee5:\">V\u00ed d\u1ee5:<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#Cach_ap_dung_kien_thuc_ve_truy_tim_du_lieu_va_chi_lenh_chuong_trinh_de_giai_quyet_cac_van_de_lien_quan_den_ket_noi_va_quan_ly_du_lieu_giua_cac_may_tinh_thong_qua_mang_cong_tac_hoac_modem\" title=\"C\u00e1ch \u00e1p d\u1ee5ng ki\u1ebfn th\u1ee9c v\u1ec1 truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn k\u1ebft n\u1ed1i v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u00e1y t\u00ednh th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem\">C\u00e1ch \u00e1p d\u1ee5ng ki\u1ebfn th\u1ee9c v\u1ec1 truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn k\u1ebft n\u1ed1i v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u00e1y t\u00ednh th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#1_Kiem_tra_ket_noi_mang\" title=\"1. Ki\u1ec3m tra k\u1ebft n\u1ed1i m\u1ea1ng\">1. Ki\u1ec3m tra k\u1ebft n\u1ed1i m\u1ea1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#2_Xac_dinh_con_duong_truyen_du_lieu\" title=\"2. X\u00e1c \u0111\u1ecbnh con \u0111\u01b0\u1eddng truy\u1ec1n d\u1eef li\u1ec7u\">2. X\u00e1c \u0111\u1ecbnh con \u0111\u01b0\u1eddng truy\u1ec1n 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-29\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/reference-la-gi\/#3_Truyen_tai_du_lieu_qua_lai\" title=\"3. Truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u qua l\u1ea1i\">3. Truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u qua l\u1ea1i<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Tim_hieu_ve_truy_tim_du_lieu_va_chi_lenh_chuong_trinh\"><\/span>T\u00ecm hi\u1ec3u v\u1ec1 truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Truy t\u00ecm d\u1eef li\u1ec7u l\u00e0 qu\u00e1 tr\u00ecnh t\u00ecm ki\u1ebfm v\u00e0 l\u1ea5y th\u00f4ng tin t\u1eeb \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n. Ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh l\u00e0 c\u00e1c c\u00e2u l\u1ec7nh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c trong qu\u00e1 tr\u00ecnh truy t\u00ecm d\u1eef li\u1ec7u, bao g\u1ed3m vi\u1ec7c x\u00e1c \u0111\u1ecbnh ngu\u1ed3n v\u00e0 v\u1ecb tr\u00ed c\u1ee7a d\u1eef li\u1ec7u c\u1ea7n t\u00ecm, th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c truy v\u1ea5n v\u00e0 x\u1eed l\u00fd k\u1ebft qu\u1ea3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cach_thuc_hien_truy_tim_du_lieu_tu_o_dia_va_may_tinh_qua_mang_cong_tac_hoac_modem\"><\/span>C\u00e1ch th\u1ef1c hi\u1ec7n truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a v\u00e0 m\u00e1y t\u00ednh qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 th\u1ef1c hi\u1ec7n truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem, b\u1ea1n c\u1ea7n thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i m\u1ea1ng gi\u1eefa c\u00e1c m\u00e1y t\u00ednh. Sau \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111\u1ed3 h\u1ecda (GUI) ho\u1eb7c d\u00f2ng l\u1ec7nh \u0111\u1ec3 nh\u1eadp c\u00e1c ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 ti\u1ebfn h\u00e0nh truy t\u00ecm.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Cach_su_dung_GUI\"><\/span>C\u00e1ch s\u1eed d\u1ee5ng GUI:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>M\u1edf \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c t\u1eeb giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng c\u1ee7a m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n.<\/li>\n<li>T\u00ecm ki\u1ebfm v\u00e0 ch\u1ecdn d\u1eef li\u1ec7u c\u1ea7n t\u00ecm trong \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c.<\/li>\n<li>Sao ch\u00e9p d\u1eef li\u1ec7u v\u00e0o m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n ho\u1eb7c th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c kh\u00e1c nh\u01b0 x\u00f3a, di chuy\u1ec3n, \u0111\u1ed5i t\u00ean, v.v.<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"Cach_su_dung_dong_lenh\"><\/span>C\u00e1ch s\u1eed d\u1ee5ng d\u00f2ng l\u1ec7nh:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>M\u1edf c\u1eeda s\u1ed5 d\u00f2ng l\u1ec7nh tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n.<\/li>\n<li>G\u00f5 c\u00e1c ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 truy t\u00ecm v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem.<\/li>\n<li>X\u1eed l\u00fd k\u1ebft qu\u1ea3 truy t\u00ecm v\u00e0 hi\u1ec3n th\u1ecb th\u00f4ng tin theo y\u00eau c\u1ea7u.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Cac_cong_cu_ho_tro_trong_qua_trinh_truy_tim_du_lieu_va_chi_lenh_chuong_trinh\"><\/span>C\u00e1c c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 trong qu\u00e1 tr\u00ecnh truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trong qu\u00e1 tr\u00ecnh truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh, c\u00f3 nhi\u1ec1u c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 gi\u00fap b\u1ea1n th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"1_He_dieu_hanh\"><\/span>1. H\u1ec7 \u0111i\u1ec1u h\u00e0nh:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>H\u1ec7 \u0111i\u1ec1u h\u00e0nh (Operating System) cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 giao di\u1ec7n \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 truy t\u00ecm d\u1eef li\u1ec7u tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n. V\u00ed d\u1ee5: Windows, macOS, Linux.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"2_Trinh_duyet_file\"><\/span>2. Tr\u00ecnh duy\u1ec7t file:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Tr\u00ecnh duy\u1ec7t file (File Explorer ho\u1eb7c Finder) cho ph\u00e9p b\u1ea1n xem v\u00e0 qu\u1ea3n l\u00fd c\u00e1c t\u1eadp tin v\u00e0 th\u01b0 m\u1ee5c tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ch\u00fang \u0111\u1ec3 t\u00ecm ki\u1ebfm, sao ch\u00e9p, di chuy\u1ec3n, x\u00f3a, \u0111\u1ed5i t\u00ean c\u00e1c t\u1eadp tin v\u00e0 th\u01b0 m\u1ee5c.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"3_Cong_cu_truy_van_du_lieu\"><\/span>3. C\u00f4ng c\u1ee5 truy v\u1ea5n d\u1eef li\u1ec7u:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>C\u00f3 nhi\u1ec1u c\u00f4ng c\u1ee5 truy v\u1ea5n d\u1eef li\u1ec7u gi\u00fap b\u1ea1n t\u00ecm ki\u1ebfm th\u00f4ng tin chi ti\u1ebft trong c\u00e1c t\u1eadp tin v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u1edbn. V\u00ed d\u1ee5: SQL Server Management Studio, Elasticsearch, Apache Solr.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"4_Cong_cu_go_roi_debugging_tools\"><\/span>4. C\u00f4ng c\u1ee5 g\u1ee1 r\u1ed1i (debugging tools):<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>C\u00f4ng c\u1ee5 g\u1ee1 r\u1ed1i gi\u00fap b\u1ea1n theo d\u00f5i v\u00e0 ph\u00e2n t\u00edch qu\u00e1 tr\u00ecnh th\u1ef1c thi ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i ho\u1eb7c hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 lu\u1ed3ng l\u00e0m vi\u1ec7c c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh. V\u00ed d\u1ee5: Visual Studio Debugger, Xcode Debugger.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"5_Cong_cu_quan_ly_phien_lam_viec\"><\/span>5. C\u00f4ng c\u1ee5 qu\u1ea3n l\u00fd phi\u00ean l\u00e0m vi\u1ec7c:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>C\u00f4ng c\u1ee5 qu\u1ea3n l\u00fd phi\u00ean l\u00e0m vi\u1ec7c gi\u00fap b\u1ea1n theo d\u00f5i v\u00e0 ki\u1ec3m so\u00e1t c\u00e1c phi\u00ean l\u00e0m vi\u1ec7c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng tr\u00ean m\u00e1y t\u00ednh ho\u1eb7c qua m\u1ea1ng. V\u00ed d\u1ee5: Wireshark, Fiddler.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cach_ket_noi_may_tinh_cua_ban_voi_mot_may_tinh_khac_thong_qua_mang_cong_tac_hoac_modem\"><\/span>C\u00e1ch k\u1ebft n\u1ed1i m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u1edbi m\u1ed9t m\u00e1y t\u00ednh kh\u00e1c th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Ket_noi_thong_qua_mang_cong_tac\"><\/span>K\u1ebft n\u1ed1i th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 k\u1ebft n\u1ed1i m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u1edbi m\u1ed9t m\u00e1y t\u00ednh kh\u00e1c th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c, b\u1ea1n c\u1ea7n \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u1ea3 hai m\u00e1y t\u00ednh \u0111\u1ec1u \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u00e0o c\u00f9ng m\u1ed9t m\u1ea1ng. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1p Ethernet \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c m\u00e1y t\u00ednh v\u1edbi nhau ho\u1eb7c s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y (Wi-Fi) n\u1ebfu c\u00e1c m\u00e1y t\u00ednh \u0111\u1ec1u h\u1ed7 tr\u1ee3.<\/p>\n<p>Sau khi c\u00e1c m\u00e1y t\u00ednh \u0111\u00e3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u00e0o c\u00f9ng m\u1ed9t m\u1ea1ng, b\u1ea1n c\u00f3 th\u1ec3 chia s\u1ebb t\u1ec7p tin v\u00e0 th\u01b0 m\u1ee5c gi\u1eefa ch\u00fang. \u0110\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp quy\u1ec1n truy c\u1eadp cho c\u00e1c t\u1ec7p tin v\u00e0 th\u01b0 m\u1ee5c mu\u1ed1n chia s\u1ebb v\u00e0 sau \u0111\u00f3 truy c\u1eadp t\u1eeb m\u00e1y t\u00ednh kh\u00e1c trong c\u00f9ng m\u1ea1ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ket_noi_thong_qua_modem\"><\/span>K\u1ebft n\u1ed1i th\u00f4ng qua modem<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu b\u1ea1n mu\u1ed1n k\u1ebft n\u1ed1i m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u1edbi m\u1ed9t m\u00e1y t\u00ednh kh\u00e1c th\u00f4ng qua modem, b\u1ea1n c\u1ea7n c\u00f3 c\u00e1c thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng nh\u01b0 modem v\u00e0 c\u00e1p \u0111i\u1ec7n tho\u1ea1i. \u0110\u1ea7u ti\u00ean, h\u00e3y k\u1ebft n\u1ed1i modem v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1p Ethernet ho\u1eb7c c\u00e1p USB.<\/p>\n<p>Sau khi k\u1ebft n\u1ed1i th\u00e0nh c\u00f4ng, b\u1ea1n c\u1ea7n thi\u1ebft l\u1eadp m\u1ed9t k\u1ebft n\u1ed1i Internet th\u00f4ng qua modem. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch cung c\u1ea5p th\u00f4ng tin nh\u01b0 t\u00ean ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1eadt kh\u1ea9u t\u1eeb nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Internet (ISP) c\u1ee7a b\u1ea1n. Khi k\u1ebft n\u1ed1i Internet \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp, b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0o c\u00e1c m\u00e1y t\u00ednh kh\u00e1c trong m\u1ea1ng c\u1ee7a ISP ho\u1eb7c tr\u00ean Internet.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_phuong_phap_truy_tim_du_lieu_tu_mot_o_dia_hoac_may_tinh_khac_duoc_ket_noi_voi_may_tinh_cua_ban\"><\/span>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u1ed9t \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" alt=\"C\u00e1c ph\u01b0\u01a1ng ph\u00e1p truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u1ed9t \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n\" src=\"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-content\/uploads\/2023\/09\/tim_hieu_ve_reference_la_gi_va_cach_truy_tim_du_lieu_tu_may_tinh_khac_qua_mang_cong_tac_hoac_modem.jpg\" style=\"text-align: center; clear: both; display: block; margin: 0 auto;\" title=\"C\u00e1c ph\u01b0\u01a1ng ph\u00e1p truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u1ed9t \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n\"\/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Truy_tim_du_lieu_tu_o_dia\"><\/span>Truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u1ed9t \u1ed5 \u0111\u0129a \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n, h\u00e3y l\u00e0m theo c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ol>\n<li>M\u1edf File Explorer (Windows) ho\u1eb7c Finder (Mac).<\/li>\n<li>T\u00ecm v\u00e0 ch\u1ecdn \u1ed5 \u0111\u0129a mu\u1ed1n truy t\u00ecm d\u1eef li\u1ec7u.<\/li>\n<li>Duy\u1ec7t qua c\u00e1c th\u01b0 m\u1ee5c \u0111\u1ec3 t\u00ecm v\u00e0 ch\u1ecdn c\u00e1c t\u1ec7p tin mu\u1ed1n truy c\u1eadp.<\/li>\n<li>Khi \u0111\u00e3 t\u00ecm th\u1ea5y t\u1ec7p tin, b\u1ea1n c\u00f3 th\u1ec3 sao ch\u00e9p, di chuy\u1ec3n ho\u1eb7c ch\u1ec9nh s\u1eeda ch\u00fang tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n.<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"Truy_tim_du_lieu_tu_may_tinh_khac\"><\/span>Truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u00e1y t\u00ednh kh\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb m\u1ed9t m\u00e1y t\u00ednh kh\u00e1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n, b\u1ea1n c\u1ea7n bi\u1ebft \u0111\u1ecba ch\u1ec9 IP ho\u1eb7c t\u00ean m\u00e1y t\u00ednh c\u1ee7a m\u00e1y t\u00ednh \u0111\u00f3. Sau \u0111\u00f3, l\u00e0m theo c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ol>\n<li>M\u1edf File Explorer (Windows) ho\u1eb7c Finder (Mac).<\/li>\n<li>Nh\u1eadp \u0111\u1ecba ch\u1ec9 IP ho\u1eb7c t\u00ean m\u00e1y t\u00ednh v\u00e0o thanh \u0111\u1ecba ch\u1ec9.<\/li>\n<li>N\u1ebfu y\u00eau c\u1ea7u, nh\u1eadp th\u00f4ng tin \u0111\u0103ng nh\u1eadp \u0111\u1ec3 x\u00e1c th\u1ef1c truy c\u1eadp v\u00e0o m\u00e1y t\u00ednh kh\u00e1c.<\/li>\n<li>Duy\u1ec7t qua c\u00e1c th\u01b0 m\u1ee5c \u0111\u1ec3 t\u00ecm v\u00e0 ch\u1ecdn c\u00e1c t\u1ec7p tin mu\u1ed1n truy c\u1eadp.<\/li>\n<li>Khi \u0111\u00e3 t\u00ecm th\u1ea5y t\u1ec7p tin, b\u1ea1n c\u00f3 th\u1ec3 sao ch\u00e9p, di chuy\u1ec3n ho\u1eb7c ch\u1ec9nh s\u1eeda ch\u00fang tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n.<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Giai_thich_cach_su_dung_cac_chi_lenh_chuong_trinh_de_truy_tim_du_lieu_tu_o_dia_hoac_may_tinh_khac_qua_mang_cong_tac_hoac_modem\"><\/span>Gi\u1ea3i th\u00edch c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" alt=\"Gi\u1ea3i th\u00edch c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem\" src=\"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-content\/uploads\/2023\/09\/tim_hieu_ve_reference_la_gi_va_cach_truy_tim_du_lieu_tu_may_tinh_khac_qua_mang_cong_tac_hoac_modem-1.jpg\" style=\"text-align: center; clear: both; display: block; margin: 0 auto;\" title=\"Gi\u1ea3i th\u00edch c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 truy t\u00ecm d\u1eef li\u1ec7u t\u1eeb \u1ed5 \u0111\u0129a ho\u1eb7c m\u00e1y t\u00ednh kh\u00e1c qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem\"\/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Su_dung_lenh_ping\"><\/span>1. S\u1eed d\u1ee5ng l\u1ec7nh &#8220;ping&#8221;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>L\u1ec7nh &#8220;ping&#8221; \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra k\u1ebft n\u1ed1i m\u1ea1ng gi\u1eefa hai m\u00e1y t\u00ednh. Khi b\u1ea1n g\u00f5 l\u1ec7nh &#8220;ping&#8221; k\u00e8m theo \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y t\u00ednh mu\u1ed1n ki\u1ec3m tra, ch\u01b0\u01a1ng tr\u00ecnh s\u1ebd g\u1eedi \u0111i m\u1ed9t g\u00f3i tin v\u00e0 ch\u1edd nh\u1eadn l\u1ea1i ph\u1ea3n h\u1ed3i t\u1eeb m\u00e1y t\u00ednh \u0111\u00f3. Qu\u00e1 tr\u00ecnh n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh xem c\u00f3 k\u1ebft n\u1ed1i t\u1edbi m\u00e1y t\u00ednh \u0111\u00f3 hay kh\u00f4ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Su_dung_lenh_tracert\"><\/span>2. S\u1eed d\u1ee5ng l\u1ec7nh &#8220;tracert&#8221;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>L\u1ec7nh &#8220;tracert&#8221; \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh con \u0111\u01b0\u1eddng m\u00e0 c\u00e1c g\u00f3i tin \u0111i qua t\u1eeb m\u00e1y t\u00ednh ngu\u1ed3n t\u1edbi m\u00e1y t\u00ednh \u0111\u00edch. Khi b\u1ea1n g\u00f5 l\u1ec7nh &#8220;tracert&#8221; k\u00e8m theo \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y t\u00ednh \u0111\u00edch, ch\u01b0\u01a1ng tr\u00ecnh s\u1ebd hi\u1ec3n th\u1ecb danh s\u00e1ch c\u00e1c n\u00fat m\u1ea1ng (router) m\u00e0 g\u00f3i tin \u0111i qua \u0111\u1ec3 \u0111\u1ebfn \u0111\u01b0\u1ee3c m\u00e1y t\u00ednh \u0111\u00edch. \u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ea1n ki\u1ec3m tra xem c\u00f3 v\u1ea5n \u0111\u1ec1 g\u00ec trong qu\u00e1 tr\u00ecnh truy\u1ec1n d\u1eef li\u1ec7u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Su_dung_lenh_ftp_hoac_scp\"><\/span>3. S\u1eed d\u1ee5ng l\u1ec7nh &#8220;ftp&#8221; ho\u1eb7c &#8220;scp&#8221;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>L\u1ec7nh &#8220;ftp&#8221; v\u00e0 &#8220;scp&#8221; \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u t\u1eeb m\u1ed9t m\u00e1y t\u00ednh t\u1edbi m\u00e1y t\u00ednh kh\u00e1c qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem. Khi b\u1ea1n g\u00f5 l\u1ec7nh &#8220;ftp&#8221; ho\u1eb7c &#8220;scp&#8221; k\u00e8m theo \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y t\u00ednh \u0111\u00edch, ch\u01b0\u01a1ng tr\u00ecnh s\u1ebd thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i v\u00e0 cho ph\u00e9p b\u1ea1n truy c\u1eadp v\u00e0o c\u00e1c th\u01b0 m\u1ee5c v\u00e0 t\u1ec7p tin tr\u00ean m\u00e1y t\u00ednh \u0111\u00edch \u0111\u1ec3 sao ch\u00e9p d\u1eef li\u1ec7u.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_khai_niem_co_ban_ve_mang_cong_tac_va_modem_trong_viec_truy_tim_du_lieu_va_chi_lenh_chuong_trinh\"><\/span>C\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 m\u1ea1ng c\u00f4ng t\u00e1c v\u00e0 modem trong vi\u1ec7c truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Mang_cong_tac\"><\/span>1. M\u1ea1ng c\u00f4ng t\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ea1ng c\u00f4ng t\u00e1c l\u00e0 h\u1ec7 th\u1ed1ng c\u00e1c m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau th\u00f4ng qua c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng nh\u01b0 router, switch hay hub. M\u1ea1ng c\u00f4ng t\u00e1c cho ph\u00e9p c\u00e1c m\u00e1y t\u00ednh trong h\u1ec7 th\u1ed1ng giao ti\u1ebfp v\u1edbi nhau, chia s\u1ebb t\u00e0i nguy\u00ean v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u qua l\u1ea1i.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Vi_du\"><\/span>V\u00ed d\u1ee5:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>M\u1ed9t doanh nghi\u1ec7p c\u00f3 m\u1ed9t m\u1ea1ng c\u00f4ng ty \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c m\u00e1y t\u00ednh trong v\u0103n ph\u00f2ng v\u00e0 chia s\u1ebb d\u1eef li\u1ec7u gi\u1eefa c\u00e1c b\u1ed9 ph\u1eadn.<\/li>\n<li>M\u1ed9t tr\u01b0\u1eddng h\u1ecdc c\u00f3 m\u1ed9t m\u1ea1ng c\u00f4ng t\u00e1c \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c m\u00e1y t\u00ednh trong c\u00e1c l\u1edbp h\u1ecdc v\u00e0 th\u01b0 vi\u1ec7n, gi\u00fap sinh vi\u00ean v\u00e0 gi\u00e1o vi\u00ean truy c\u1eadp v\u00e0o t\u00e0i li\u1ec7u v\u00e0 th\u00f4ng tin c\u1ea7n thi\u1ebft.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2_Modem\"><\/span>2. Modem<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Modem l\u00e0 thi\u1ebft b\u1ecb cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u qua \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c c\u00e1p quang. Modem chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u s\u1ed1 c\u1ee7a m\u00e1y t\u00ednh th\u00e0nh t\u00edn hi\u1ec7u analog \u0111\u1ec3 truy\u1ec1n qua \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c c\u00e1p quang, sau \u0111\u00f3 chuy\u1ec3n l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u s\u1ed1 \u0111\u1ec3 m\u00e1y t\u00ednh c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u t\u1eeb m\u1ea1ng.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Vi_du-2\"><\/span>V\u00ed d\u1ee5:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>M\u1ed9t ng\u01b0\u1eddi s\u1eed d\u1ee5ng internet gia \u0111\u00ecnh c\u00f3 m\u1ed9t modem ADSL \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 internet th\u00f4ng qua \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n tho\u1ea1i.<\/li>\n<li>M\u1ed9t doanh nghi\u1ec7p c\u00f3 m\u1ed9t modem c\u00e1p quang \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 internet th\u00f4ng qua c\u00e1p quang.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cach_ap_dung_kien_thuc_ve_truy_tim_du_lieu_va_chi_lenh_chuong_trinh_de_giai_quyet_cac_van_de_lien_quan_den_ket_noi_va_quan_ly_du_lieu_giua_cac_may_tinh_thong_qua_mang_cong_tac_hoac_modem\"><\/span>C\u00e1ch \u00e1p d\u1ee5ng ki\u1ebfn th\u1ee9c v\u1ec1 truy t\u00ecm d\u1eef li\u1ec7u v\u00e0 ch\u1ec9 l\u1ec7nh ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn k\u1ebft n\u1ed1i v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u00e1y t\u00ednh th\u00f4ng qua m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c modem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Kiem_tra_ket_noi_mang\"><\/span>1. Ki\u1ec3m tra k\u1ebft n\u1ed1i m\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi g\u1eb7p v\u1ea5n \u0111\u1ec1 v\u1ec1 k\u1ebft n\u1ed1i m\u1ea1ng, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u1ec7nh &#8220;ping&#8221; \u0111\u1ec3 ki\u1ec3m tra xem m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i t\u1edbi m\u00e1y t\u00ednh kh\u00e1c trong m\u1ea1ng hay kh\u00f4ng. N\u1ebfu kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c ph\u1ea3n h\u1ed3i t\u1eeb m\u00e1y t\u00ednh kh\u00e1c, c\u00f3 th\u1ec3 c\u00f3 v\u1ea5n \u0111\u1ec1 v\u1edbi c\u1ea5u h\u00ecnh m\u1ea1ng ho\u1eb7c thi\u1ebft b\u1ecb m\u1ea1ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Xac_dinh_con_duong_truyen_du_lieu\"><\/span>2. X\u00e1c \u0111\u1ecbnh con \u0111\u01b0\u1eddng truy\u1ec1n d\u1eef li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi g\u1eb7p v\u1ea5n \u0111\u1ec1 trong vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u00e1y t\u00ednh, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u1ec7nh &#8220;tracert&#8221; \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh con \u0111\u01b0\u1eddng m\u00e0 g\u00f3i tin \u0111i qua. \u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh xem c\u00f3 n\u00fat m\u1ea1ng n\u00e0o g\u00e2y ra s\u1ef1 c\u1ed1 trong qu\u00e1 tr\u00ecnh truy\u1ec1n d\u1eef li\u1ec7u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Truyen_tai_du_lieu_qua_lai\"><\/span>3. Truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u qua l\u1ea1i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi c\u1ea7n chia s\u1ebb ho\u1eb7c sao ch\u00e9p d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u00e1y t\u00ednh trong m\u1ea1ng c\u00f4ng t\u00e1c ho\u1eb7c qua modem, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u1ec7nh &#8220;ftp&#8221; ho\u1eb7c &#8220;scp&#8221;. \u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ea1n truy c\u1eadp v\u00e0o c\u00e1c th\u01b0 m\u1ee5c v\u00e0 t\u1ec7p tin tr\u00ean m\u00e1y t\u00ednh \u0111\u00edch \u0111\u1ec3 sao ch\u00e9p d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch thu\u1eadn ti\u1ec7n.<\/p>\n<p>Reference l\u00e0 m\u1ed9t ngu\u1ed3n tham kh\u1ea3o quan tr\u1ecdng cho vi\u1ec7c nghi\u00ean c\u1ee9u v\u00e0 tr\u00edch d\u1eabn th\u00f4ng tin t\u1eeb c\u00e1c t\u00e1c ph\u1ea9m kh\u00e1c. \u0110\u00e2y l\u00e0 c\u00e1ch ch\u00fang ta x\u00e1c nh\u1eadn t\u00ednh ch\u00ednh x\u00e1c, \u0111\u00e1ng tin c\u1eady c\u1ee7a th\u00f4ng tin v\u1edbi m\u1ee5c \u0111\u00edch t\u0103ng gi\u00e1 tr\u1ecb v\u00e0 s\u1ef1 minh b\u1ea1ch trong c\u00f4ng vi\u1ec7c. S\u1eed d\u1ee5ng reference m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 s\u1ebd gi\u00fap ch\u00fang ta ti\u1ebfn xa trong h\u1ecdc t\u1eadp v\u00e0 nghi\u00ean c\u1ee9u.<br \/>\n<iframe loading=\"lazy\" title=\"Reference l\u00e0 g\u00ec? Nh\u1eefng \u00fd ngh\u0129a c\u1ee7a Reference - Nghialagi.org\" width=\"790\" height=\"444\" src=\"https:\/\/www.youtube.com\/embed\/rSeLFapuzVE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;Reference l\u00e0 g\u00ec? T\u00ecm hi\u1ec3u v\u1ec1 kh\u00e1i ni\u1ec7m n\u00e0y v\u00e0 vai tr\u00f2 quan tr\u1ecdng c\u1ee7a n\u00f3 trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y. B\u00e0i vi\u1ebft s\u1ebd gi\u1ea3i th\u00edch ng\u1eafn&#8230; <\/p>\n","protected":false},"author":1,"featured_media":28208,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":["post-28210","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-khai-niem-1"],"_links":{"self":[{"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/posts\/28210","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/comments?post=28210"}],"version-history":[{"count":0,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/posts\/28210\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/media\/28208"}],"wp:attachment":[{"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/media?parent=28210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/categories?post=28210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/tags?post=28210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}