{"id":282,"date":"2016-10-07T17:49:23","date_gmt":"2016-10-07T14:49:23","guid":{"rendered":"https:\/\/web-mng.iptp.com\/?page_id=282"},"modified":"2025-05-14T11:15:53","modified_gmt":"2025-05-14T08:15:53","slug":"lg","status":"publish","type":"page","link":"https:\/\/www.iptp.us\/vi\/iptp-tools\/lg\/","title":{"rendered":"Looking Glass"},"content":{"rendered":"<section class=\"lg-section mt-4 rounded pb-3 pe-3\">\n<div class=\"row mx-0\">\n<div class=\"col-12 col-lg-4 lg-sidebar p-3 p-lg-4 mt-4\">\n<h2 class=\"text-primary2 fs-3 text-normal ps-3 mt-0 mb-4\">Looking Glass l&agrave; g&igrave;?<\/h2>\n<div class=\"nav bp-nav flex-column nav-pills\" id=\"v-pills-tab\" role=\"tablist\" aria-orientation=\"vertical\"><button class=\"nav-link text-start active\" id=\"bp-tab-sec1\" data-bs-toggle=\"pill\" data-bs-target=\"#bp-content-sec1\" type=\"button\" role=\"tab\" aria-controls=\"bp-content-sec1\" aria-selected=\"true\">Looking Glass l&agrave; g&igrave;?<\/button><button class=\"nav-link text-start js-bp-tab-sec2-target\" id=\"bp-tab-sec2\" data-bs-toggle=\"pill\" data-bs-target=\"#bp-content-sec2\" type=\"button\" role=\"tab\" aria-controls=\"bp-content-sec2\" aria-selected=\"false\">C&ocirc;ng d&#7909;ng c&#7911;a Looking Glass<\/button><button class=\"nav-link text-start js-bp-tab-sec3-target\" id=\"bp-tab-sec3\" data-bs-toggle=\"pill\" data-bs-target=\"#bp-content-sec3\" type=\"button\" role=\"tab\" aria-controls=\"bp-content-sec3\" aria-selected=\"false\">C&aacute;ch s&#7917; d&#7909;ng Looking Glass<\/button><button class=\"nav-link text-start js-bp-tab-sec4-target\" id=\"bp-tab-sec4\" data-bs-toggle=\"pill\" data-bs-target=\"#bp-content-sec4\" type=\"button\" role=\"tab\" aria-controls=\"bp-content-sec4\" aria-selected=\"false\">&Yacute; ngh&#297;a c&#7911;a t&#7915;ng truy v&#7845;n<\/button><button class=\"nav-link text-start js-bp-tab-sec5-target\" id=\"bp-tab-sec5\" data-bs-toggle=\"pill\" data-bs-target=\"#bp-content-sec5\" type=\"button\" role=\"tab\" aria-controls=\"bp-content-sec5\" aria-selected=\"false\">C&aacute;ch &#273;&#7885;c hi&#7875;u k&#7871;t qu&#7843;<\/button><\/div>\n<\/div>\n<div class=\"col-12 col-lg-8 p-3 pb-0 p-lg-4 pb-lg-0 lg-content rounded bg-white mt-5\">\n<div class=\"tab-content\" id=\"v-pills-tabContent\">\n<div class=\"tab-pane fade show active\" id=\"bp-content-sec1\" role=\"tabpanel\" aria-labelledby=\"bp-tab-sec1\" tabindex=\"0\">\n<div class=\"lg-img\" style=\"background:url(\/wp-content\/uploads\/lg-illustr2.png) no-repeat left\/cover\">\n<div class=\"lg-img-inner\">\n<h2 class=\"text-uppercase text-secondary my-0 pt-5 fs-3 fw-bold\">Looking Glass-<\/h2>\n<p class=\"\">Nh&igrave;n th&#7845;u m&#7885;i tuy&#7871;n &#273;&#432;&#7901;ng b&#7841;n c&#7847;n<\/p>\n<\/div>\n<\/div>\n<div class=\"border-bottom mb-3 border-1\"><\/div>\n<p>Looking Glass l&agrave; c&ocirc;ng c&#7909; gi&uacute;p ng&#432;&#7901;i d&ugrave;ng thu th&#7853;p th&ocirc;ng tin li&ecirc;n quan &#273;&#7871;n h&#7879; th&#7889;ng m&#7841;ng x&#432;&#417;ng s&#7889;ng v&agrave; ch&#7845;t l&#432;&#7907;ng &#273;&#432;&#7901;ng truy&#7873;n c&#7911;a nh&agrave; cung c&#7845;p d&#7883;ch v&#7909; Internet (Internet Service Provider &ndash; ISP) nh&#432; IPTP Networks. V&#7899;i Looking Glass b&#7841;n c&oacute; th&#7875; d&#7877; d&agrave;ng xem &#273;&#432;&#7907;c th&ocirc;ng tin &#273;&#7883;nh tuy&#7871;n (routing) c&#7911;a m&#7897;t c&ocirc;ng ty th&ocirc;ng qua &#273;&#7883;a ch&#7881; IP (ho&#7863;c prefix) v&agrave; router (b&#7897; &#273;&#7883;nh tuy&#7871;n).<\/p>\n<p>C&ocirc;ng c&#7909; n&agrave;y cho ph&eacute;p b&#7841;n t&igrave;m ki&#7871;m th&ocirc;ng tin qua 3 lo&#7841;i truy v&#7845;n: Giao th&#7913;c BGP, Ping, v&agrave; Traceroute.<\/p>\n<p class=\"text-md-end text-center\"><button class=\"btn text-uppercase js-bp-tab-sec1 lg-page--next\"><\/button><\/p>\n<\/div>\n<div class=\"tab-pane fade\" id=\"bp-content-sec2\" role=\"tabpanel\" aria-labelledby=\"bp-tab-sec2\" tabindex=\"0\">\n<div class=\"lg-img\" style=\"background:url(\/wp-content\/uploads\/lg-illustr2.png) no-repeat left\/cover\">\n<div class=\"lg-img-inner\">\n<h2 class=\"text-secondary text-normal my-0 pt-5 fs-3 fw-bold\">C&ocirc;ng D&#7909;ng C&#7911;a Looking Glass<\/h2>\n<\/div>\n<\/div>\n<div class=\"border-bottom mb-3 border-1\"><\/div>\n<p>M&#7841;ng Internet &#273;&#432;&#7907;c t&#7841;o th&agrave;nh t&#7915; nhi&#7873;u k&#7871;t n&#7889;i ph&#7913;c t&#7841;p m&agrave; &#273;&ocirc;i khi s&#7921; c&#7889; k&#7871;t n&#7889;i l&agrave; &#273;i&#7873;u kh&ocirc;ng th&#7875; tr&aacute;nh kh&#7887;i. S&#7921; c&#7889; x&#7843;y ra c&oacute; th&#7875; l&agrave; k&#7871;t qu&#7843; c&#7911;a l&#7895;i k&#7871;t n&#7889;i, l&#7895;i peering v&#7899;i giao th&#7913;c BGP, ho&#7863;c c&aacute;c l&#7895;i t&#432;&#417;ng t&#7921; kh&aacute;c.<\/p>\n<p>Trong tr&#432;&#7901;ng h&#7907;p n&agrave;y, Looking Glass s&#7869; l&agrave; c&ocirc;ng c&#7909; ti&#7879;n &iacute;ch kh&ocirc;ng th&#7875; thi&#7871;u gi&uacute;p kh&aacute;ch h&agrave;ng c&oacute; th&#7875; ki&#7875;m tra v&agrave; g&#7905; l&#7895;i network t&#7915; ph&iacute;a server c&#7911;a nh&agrave; cung c&#7845;p v&#7873; &#273;&#432;&#7901;ng truy&#7873;n m&agrave; kh&aacute;ch c&#7847;n ki&#7875;m tra, v&agrave; c&#361;ng l&agrave; c&ocirc;ng c&#7909; h&#7919;u d&#7909;ng &#273;&#7875; t&igrave;m ki&#7871;m nh&agrave; cung c&#7845;p d&#7883;ch v&#7909; IP Transit &#273;&aacute;ng tin c&#7853;y.<\/p>\n<p class=\"text-md-end text-center\"><button class=\"btn text-uppercase js-bp-tab-sec2 lg-page--next\"><\/button><\/p>\n<\/div>\n<div class=\"tab-pane fade\" id=\"bp-content-sec3\" role=\"tabpanel\" aria-labelledby=\"bp-tab-sec3\" tabindex=\"0\">\n<p>&#272;&#7875; b&#7855;t &#273;&#7847;u tra c&#7913;u:<\/p>\n<p>1. Ch&#7885;n lo&#7841;i truy v&#7845;n b&#7841;n c&#7847;n (BGP, ping, hay trace)<\/p>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" alt=\"ping bg trace\" data-src=\"\/wp-content\/uploads\/lg-3-1.png\" class=\"lazy\"><\/p>\n<p>2. Nh&#7853;p &#273;&#7883;a ch&#7881; IP ho&#7863;c prefix<\/p>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" alt=\"ping bg trace\" data-src=\"\/wp-content\/uploads\/lg-3-2.png\" class=\"lazy\"><\/p>\n<p>3. Ch&#7885;n router mong mu&#7889;n t&#7915; danh s&aacute;ch<\/p>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" alt=\"ping bg trace\" data-src=\"\/wp-content\/uploads\/lg-3-3.png\" class=\"lazy\"><\/p>\n<p>4. Sau khi th&ocirc;ng tin &#7903; c&aacute;c m&#7909;c &#273;&atilde; s&#7861;n s&agrave;ng, nh&#7845;p v&agrave;o &ldquo;Run&rdquo;<\/p>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" alt=\"ping bg trace\" data-src=\"\/wp-content\/uploads\/lg-3-4.png\" class=\"lazy\"><\/p>\n<p class=\"text-md-end text-center\"><button class=\"btn text-uppercase js-bp-tab-sec3 lg-page--next\"><\/button><\/p>\n<\/div>\n<div class=\"tab-pane fade\" id=\"bp-content-sec4\" role=\"tabpanel\" aria-labelledby=\"bp-tab-sec4\" tabindex=\"0\">\n<div class=\"rounded bg-primary px-4 py-3 text-white mb-3\">\n<div class=\"d-flex justify-content-between flex-wrap lg-radio\" role=\"tablist\">\n<div class=\"form-check active\" data-bs-target=\"#bgp-show\" data-bs-toggle=\"tab\" role=\"tab\" aria-controls=\"bgp-show\" aria-selected=\"true\"><input class=\"form-check-input\" type=\"radio\" name=\"lgSelect\" id=\"bgp-radio\" checked><label class=\"form-check-label c-cursor\" for=\"bgp-radio\">BGP<\/label><\/div>\n<div class=\"form-check\" data-bs-target=\"#ping-show\" data-bs-toggle=\"tab\" role=\"tab\" aria-controls=\"ping-show\" aria-selected=\"false\"><input class=\"form-check-input\" type=\"radio\" name=\"lgSelect\" id=\"ping-radio\"><label class=\"form-check-label c-cursor\" for=\"ping-radio\">Ping<\/label><\/div>\n<div class=\"form-check\" data-bs-target=\"#trace-show\" data-bs-toggle=\"tab\" role=\"tab\" aria-controls=\"trace-show\" aria-selected=\"false\"><input class=\"form-check-input\" type=\"radio\" name=\"lgSelect\" id=\"trace-radio\"><label class=\"form-check-label c-cursor\" for=\"trace-radio\">Trace<\/label><\/div>\n<\/div>\n<\/div>\n<div class=\"tab-content\" id=\"lgTabContent\">\n<div id=\"bgp-show\" class=\"tab-pane fade show active\" role=\"tabpanel\" aria-labelledby=\"bgp-show\" tabindex=\"0\">\n<p>Giao th&#7913;c BGP (Border Gateway Protocol): hi&#7875;n th&#7883; c&aacute;c tuy&#7871;n c&oacute; s&#7861;n t&#7915; &#273;&#7883;a ch&#7881; IP ngu&#7891;n &#273;&#7871;n c&aacute;c b&#7897; &#273;&#7883;nh tuy&#7871;n &#273;&atilde; ch&#7885;n.<\/p>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" alt=\"bg\" data-src=\"\/wp-content\/uploads\/lg-bgp3.png\" class=\"lazy\"><\/p>\n<\/div>\n<div id=\"ping-show\" class=\"tab-pane fade\" role=\"tabpanel\" aria-labelledby=\"ping-show\" tabindex=\"0\">\n<p>Ping: cho ph&eacute;p b&#7841;n xem th&#7901;i gian tr&#7877; tr&#7885;n v&ograve;ng &#273;&#7875; d&#7919; li&#7879;u &#273;i t&#7915; router &#273;&atilde; ch&#7885;n &#273;&#7871;n &#273;&#7883;a ch&#7881; IP b&#7841;n c&#7847;n xem.<\/p>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" alt=\"ping\" data-src=\"\/wp-content\/uploads\/lg-ping3.png\" class=\"lazy\"><\/p>\n<\/div>\n<div id=\"trace-show\" class=\"tab-pane fade\" role=\"tabpanel\" aria-labelledby=\"trace-show\" tabindex=\"0\">\n<p>Traceroute: gi&uacute;p b&#7841;n xem c&aacute;ch c&aacute;c g&oacute;i d&#7919; li&#7879;u di chuy&#7875;n, bao g&#7891;m vi&#7879;c xem &#273;&#432;&#7907;c c&aacute;c hop g&#7863;p ph&#7843;i tr&ecirc;n &#273;&#432;&#7901;ng truy&#7873;n, qua m&#7841;ng IP v&agrave; router.<\/p>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" alt=\"trace\" data-src=\"\/wp-content\/uploads\/lg-trace3.png\" class=\"lazy\"><\/p>\n<\/div>\n<\/div>\n<p class=\"text-md-end text-center\"><button class=\"btn text-uppercase js-bp-tab-sec4 lg-page--next\"><\/button><\/p>\n<\/div>\n<div class=\"tab-pane fade\" id=\"bp-content-sec5\" role=\"tabpanel\" aria-labelledby=\"bp-tab-sec5\" tabindex=\"0\">\n<div class=\"rounded bg-primary px-4 py-3 text-white mb-3\">\n<div class=\"d-flex justify-content-between flex-wrap lg-radio\" role=\"tablist\">\n<div class=\"form-check active\" data-bs-target=\"#sec5-bgp-show\" data-bs-toggle=\"tab\" role=\"tab\" aria-controls=\"sec5-bgp-show\" aria-selected=\"true\"><input class=\"form-check-input\" type=\"radio\" name=\"sect5lgSelect\" id=\"setc5-bgp-radio\" checked><label class=\"form-check-label c-cursor\" for=\"setc5-bgp-radio\">BGP<\/label><\/div>\n<div class=\"form-check\" data-bs-target=\"#sec5-ping-show\" data-bs-toggle=\"tab\" role=\"tab\" aria-controls=\"sec5-ping-show\" aria-selected=\"false\"><input class=\"form-check-input\" type=\"radio\" name=\"sect5lgSelect\" id=\"setc5-ping-radio\"><label class=\"form-check-label c-cursor\" for=\"setc5-ping-radio\">Ping<\/label><\/div>\n<div class=\"form-check\" data-bs-target=\"#sec5-trace-show\" data-bs-toggle=\"tab\" role=\"tab\" aria-controls=\"sec5-trace-show\" aria-selected=\"false\"><input class=\"form-check-input\" type=\"radio\" name=\"sect5lgSelect\" id=\"setc5-trace-radio\"><label class=\"form-check-label c-cursor\" for=\"setc5-trace-radio\">Trace<\/label><\/div>\n<\/div>\n<\/div>\n<div class=\"tab-content\" id=\"sect5lgTabContent\">\n<div id=\"sec5-bgp-show\" class=\"tab-pane fade show active\" role=\"tabpanel\" aria-labelledby=\"bgp-show\" tabindex=\"0\">\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" class=\"img-fluid lazy\" alt=\"Looking Glass\" data-src=\"\/wp-content\/uploads\/lg-bgp4.png\"><\/p>\n<p>&#272;&acirc;y l&agrave; k&#7871;t qu&#7843; c&oacute; &#273;&#432;&#7907;c khi ta s&#7917; d&#7909;ng c&ocirc;ng c&#7909; Looking Glass v&#7899;i truy v&#7845;n BGP. D&#7921;a v&agrave;o k&#7871;t qu&#7843; c&#7911;a Looking Glass th&igrave; t&#7915; IPTP &#7903; NIKHEF ta th&#7845;y c&oacute; 2 tuy&#7871;n &#273;&#432;&#7901;ng t&#7899;i d&#7843;i IP 5.44.136.0\/24. Trong &#273;&oacute;, tuy&#7871;n &#273;&#432;&#7901;ng qua Lumen v&#7899;i IP peer l&agrave; 212.72.47.241 l&agrave; c&oacute; ch&#7845;t l&#432;&#7907;ng t&#7889;t nh&#7845;t.<\/p>\n<p>C&#7909; th&#7875;, ta c&oacute; th&#7875; nh&igrave;n ra s&#7889; 3356: l&agrave; AS number c&#7911;a Lumen v&agrave; 3292 l&agrave; c&#7911;a Tele Danmark, c&#361;ng nh&#432; 212.72.47.241 l&agrave; IP m&agrave; Lumen d&ugrave;ng &#273;&#7875; thi&#7871;t l&#7853;p phi&ecirc;n BGP v&#7899;i IPTP.<\/p>\n<\/div>\n<div id=\"sec5-ping-show\" class=\"tab-pane fade\" role=\"tabpanel\" aria-labelledby=\"ping-show\" tabindex=\"0\">\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" class=\"img-fluid lazy\" alt=\"Looking Glass\" data-src=\"\/wp-content\/uploads\/lg-ping4.png\"><\/p>\n<p>K&#7871;t qu&#7843; hi&#7879;n ra s&#7869; cho b&#7841;n bi&#7871;t h&#7879; th&#7889;ng &#273;&atilde; g&#7917;i bao nhi&ecirc;u g&oacute;i d&#7919; li&#7879;u &#273;&#7871;n &#273;&iacute;ch &#273;&#7871;n, t&#7915; &#273;&oacute; c&oacute; th&#7875; t&igrave;m ra th&ocirc;ng tin v&#7873; ph&#7847;n tr&#259;m kh&#7843; n&#259;ng m&agrave; router c&oacute; th&#7875; &laquo;ping&raquo; t&#7899;i &#273;&#7883;a ch&#7881; IP th&agrave;nh c&ocirc;ng (Trong v&iacute; d&#7909; n&agrave;y l&agrave; 100% &ndash; v&#7899;i 5\/5 g&oacute;i d&#7919; li&#7879;u &#273;&#432;&#7907;c g&#7917;i &#273;i v&agrave; tr&#7903; v&#7873; th&agrave;nh c&ocirc;ng). Ti&#7871;p theo &#273;&oacute; ch&iacute;nh l&agrave; th&#7901;i gian kh&#7913; h&#7891;i &iacute;t nh&#7845;t\/trung b&igrave;nh\/nhi&#7873;u nh&#7845;t &#273;&#7873; c&aacute;c g&oacute;i d&#7919; li&#7879;u &#273;&oacute; &#273;i t&#7915; v&#7883; tr&iacute; ngu&#7891;n &#273;&#7871;n &#273;&iacute;ch (v&iacute; d&#7909;, 1\/1\/4 ms).<\/p>\n<\/div>\n<div id=\"sec5-trace-show\" class=\"tab-pane fade\" role=\"tabpanel\" aria-labelledby=\"trace-show\" tabindex=\"0\">\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/ywAAAAAAQABAAACAUwAOw==\" class=\"img-fluid lazy\" alt=\"Looking Glass\" data-src=\"\/wp-content\/uploads\/lg-trace4.png\"><\/p>\n<p>C&ugrave;ng m&#7897;t &laquo;chuy&#7871;n &#273;i&raquo;, nh&#432;ng thay v&igrave; hi&#7875;n th&#7883; t&#7893;ng th&#7901;i gian tr&#7877; tr&#7885;n v&ograve;ng, truy v&#7845;n Traceroute cho b&#7841;n th&#7845;y r&otilde; c&aacute;c hop x&#7843;y ra tr&ecirc;n qu&atilde;ng &#273;&#432;&#7901;ng v&agrave; th&#7901;i gian &#273;i qua c&aacute;c hop &#273;&oacute;.<\/p>\n<p>Trong th&#7871; gi&#7899;i Internet, hop (b&#432;&#7899;c nh&#7843;y) xu&#7845;t hi&#7879;n khi m&#7897;t g&oacute;i d&#7919; li&#7879;u &#273;&#432;&#7907;c truy&#7873;n t&#7915; ph&acirc;n &#273;o&#7841;n m&#7841;ng n&agrave;y sang ph&acirc;n &#273;o&#7841;n kh&aacute;c. &lsquo;Hop count&rsquo; &#273;&#432;&#7907;c d&ugrave;ng &#273;&#7875; mi&ecirc;u t&#7843; s&#7889; thi&#7871;t b&#7883; m&#7841;ng m&agrave; g&oacute;i d&#7919; li&#7879;u &#273;i qua tr&ecirc;n &#273;&#432;&#7901;ng t&#7915; m&aacute;y t&iacute;nh ngu&#7891;n &#273;&#7871;n &#273;&iacute;ch. V&igrave; vi&#7879;c l&#432;u tr&#7919; &ndash; chuy&#7875;n ti&#7871;p d&#7919; li&#7879;u c&#361;ng nh&#432; &#273;&#7897; tr&#7877; th&#432;&#7901;ng ph&aacute;t sinh th&ecirc;m qua m&#7895;i hop, s&#7889; hop gi&#7919;a ngu&#7891;n v&agrave; &#273;&iacute;ch c&agrave;ng l&#7899;n th&igrave; hi&#7879;u su&#7845;t th&#7901;i gian th&#7921;c s&#7869; c&agrave;ng th&#7845;p &#273;i.<\/p>\n<\/div>\n<p class=\"fw-bold\">(L&#432;u &yacute;: Th&ocirc;ng tin v&agrave; h&igrave;nh &#7843;nh trong ph&#7847;n n&agrave;y ch&#7881; &#273;&#432;&#7907;c s&#7917; d&#7909;ng v&#7899;i m&#7909;c &#273;&iacute;ch minh h&#7885;a, nghi&ecirc;m c&#7845;m s&#7917; d&#7909;ng cho c&aacute;c m&#7909;c &#273;&iacute;ch kh&aacute;c)<\/p>\n<p>&#272;&#7875; t&igrave;m hi&#7875;u th&ecirc;m v&#7873; c&aacute;c &#273;&#432;&#7901;ng truy&#7873;n k&#7871;t n&#7889;i Internet to&agrave;n c&#7847;u, h&atilde;y gh&eacute; th&#259;m d&#7883;ch v&#7909; <a href=\"https:\/\/www.iptp.us\/vi\/internet-access\/ip-transit\/\">IP Transit<\/a>.<\/p>\n<p>&#272;&#7875; t&igrave;m hi&#7875;u th&ecirc;m v&#7873; &#273;&#7897; tr&#7877; (latency) xuy&ecirc;n l&#7909;c &#273;&#7883;a, vui l&ograve;ng truy c&#7853;p c&ocirc;ng c&#7909; <a href=\"https:\/\/www.iptp.us\/vi\/iptp-tools\/best-path\/\">Best Path<\/a> c&#7911;a ch&uacute;ng t&ocirc;i.<\/p>\n<\/div>\n<p class=\"text-md-end text-center\"><button class=\"btn text-uppercase js-bp-tab-sec3 lg-page--next lg-page--prev\"><\/button><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>   <script>jQuery(function(c){c(document).ready(function(){c(\".js-bp-tab-sec1\").on(\"click\",function(){c(\".js-bp-tab-sec2-target\").trigger(\"click\")}),c(\".js-bp-tab-sec2\").on(\"click\",function(){c(\".js-bp-tab-sec3-target\").trigger(\"click\")}),c(\".js-bp-tab-sec3\").on(\"click\",function(){c(\".js-bp-tab-sec4-target\").trigger(\"click\")}),c(\".js-bp-tab-sec4\").on(\"click\",function(){c(\".js-bp-tab-sec5-target\").trigger(\"click\")})})})<\/script><br>\n<\/p><\/section><h3 class=\"text-noraml text-secondary\">Li&ecirc;n h&#7879;<\/h3><p>N&#7871;u b&#7841;n g&#7863;p b&#7845;t k&igrave; r&#7855;c r&#7889;i n&agrave;o khi s&#7917; d&#7909;ng c&ocirc;ng c&#7909; xin h&atilde;y vui l&ograve;ng th&ocirc;ng b&aacute;o &#273;&#7871;n &#273;&#7897;i ng&#361; chuy&ecirc;n gia c&#7911;a ch&uacute;ng t&ocirc;i qua email <a><span class=\"sp-user\">cs<\/span><span class=\"sp-domain\">iptp.net<\/span><\/a> ho&#7863;c s&#7917; d&#7909;ng khung <a href=\"javascript:popupchat()\"> &ldquo;Live Assistant&rdquo;<\/a> tr&#7921;c ti&#7871;p t&#7841;i g&oacute;c d&#432;&#7899;i b&ecirc;n ph&#7843;i.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":276,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"template-looking-glass.php","meta":[],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.iptp.us\/vi\/wp-json\/wp\/v2\/pages\/282"}],"collection":[{"href":"https:\/\/www.iptp.us\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.iptp.us\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.iptp.us\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.iptp.us\/vi\/wp-json\/wp\/v2\/comments?post=282"}],"version-history":[{"count":213,"href":"https:\/\/www.iptp.us\/vi\/wp-json\/wp\/v2\/pages\/282\/revisions"}],"predecessor-version":[{"id":36162,"href":"https:\/\/www.iptp.us\/vi\/wp-json\/wp\/v2\/pages\/282\/revisions\/36162"}],"up":[{"embeddable":true,"href":"https:\/\/www.iptp.us\/vi\/wp-json\/wp\/v2\/pages\/276"}],"wp:attachment":[{"href":"https:\/\/www.iptp.us\/vi\/wp-json\/wp\/v2\/media?parent=282"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}