{"id":2292,"date":"2019-09-24T17:22:46","date_gmt":"2019-09-24T10:22:46","guid":{"rendered":"https:\/\/tino.vn\/?post_type=ht_kb&#038;p=2292"},"modified":"2019-09-24T17:22:46","modified_gmt":"2019-09-24T10:22:46","slug":"thay-dns-server-trong-vps","status":"publish","type":"ht_kb","link":"https:\/\/tino.vn\/blog\/docs\/thay-dns-server-trong-vps\/","title":{"rendered":"Thay DNS server trong VPS"},"content":{"rendered":"<p><span><span class=\"\">H\u1ec7 th\u1ed1ng DNS l\u00e0 m\u1ed9t trong nh\u1eefng ph\u1ea7n quan tr\u1ecdng nh\u1ea5t c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng internet. <\/span>N\u00f3 chuy\u1ec3n \u0111\u1ed5i t\u00ean mi\u1ec1n d\u1ec5 nh\u1edb, th\u00e0nh \u0111\u1ecba ch\u1ec9 IP (v\u00e0 IPv6), kh\u00f4ng th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i.<\/span><\/p>\n<p><span>B\u1ea5t k\u1ec3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh Linux m\u00e0 b\u1ea1n \u0111ang s\u1eed d\u1ee5ng (nh\u01b0 Ubuntu, CentOS, Debian, Arch, Redhat, v.v.), qu\u00e1 tr\u00ecnh x\u00e1c \u0111\u1ecbnh m\u00e1y ch\u1ee7 DNS n\u00e0o hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n l\u00e0 nh\u01b0 nhau.<\/span><\/p>\n<p><span>\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh m\u00e1y ch\u1ee7 DNS n\u00e0o \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, b\u1ea1n ch\u1ec9 c\u1ea7n xem n\u1ed9i dung c\u1ee7a t\u1eadp tin \/etc\/resolv.conf.\u00a0\u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua m\u1ed9t c\u00f4ng c\u1ee5 ch\u1ec9nh s\u1eeda, hi\u1ec3n th\u1ecb t\u1eadp\u00a0 tin nh\u01b0 vi, nano, cat , tail &#8230;<\/span><\/p>\n<p><strong><span>Hi\u1ec3n th\u1ecb c\u00e1c m\u00e1y ch\u1ee7 DNS \u0111ang ho\u1ea1t \u0111\u1ed9ng tr\u00ean VPS c\u1ee7a b\u1ea1n:<\/span><\/strong><\/p>\n<pre><span>$ cat \/etc\/resolv.conf\r\n<\/span><\/pre>\n<p><span>K\u1ebft qu\u1ea3 :<\/span><\/p>\n<pre><span>nameserver 8.8.8.8\r\n<\/span>nameserver 8.8.4.4\r\n<\/pre>\n<p>&nbsp;<\/p>\n<p><span>B\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c \u00edt nh\u1ea5t m\u1ed9t ho\u1eb7c nhi\u1ec1u m\u00e1y ch\u1ee7 DNS. Trong v\u00ed d\u1ee5 n\u00e0y, 8.8.8.8 v\u00e0 8.8.4.4.<\/span><\/p>\n<p><i><span>L\u01b0u \u00fd r\u1eb1ng \u0111\u00e2y ph\u1ea3i l\u00e0 m\u1ed9t \u0111\u1ecba ch\u1ec9 IP v\u00e0 kh\u00f4ng th\u1ec3 l\u00e0 m\u1ed9t t\u00ean mi\u1ec1n.<\/span><\/i><\/p>\n<p>Th\u00f4ng th\u01b0\u1eddng th\u00ec m\u1eb7c \u0111\u1ecbnh nh\u00e0 cung c\u1ea5p s\u1ebd s\u1eed d\u1ee5ng namesever c\u1ee7a h\u1ecd \u0111\u1ec3 ph\u00e2n gi\u1ea3i, b\u1ea1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i namesever m\u1eb7c \u0111\u1ecbnh n\u00e0y v\u1ec1 namesever c\u1ee7a google b\u1eb1ng c\u00e1ch xo\u00e1 c\u00e1c namesever c\u0169 v\u00e0 th\u00eam 2 d\u00f2ng sau v\u00e0o file <strong>\/etc\/resolv.conf<\/strong>:<\/p>\n<pre>nameserver 8.8.8.8\r\nnameserver 8.8.4.4\r\n<\/pre>\n<p>&nbsp;<\/p>\n<p>Ch\u00fac c\u00e1c b\u1ea1n th\u00e0nh c\u00f4ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u1ec7 th\u1ed1ng DNS l\u00e0 m\u1ed9t trong nh\u1eefng ph\u1ea7n quan tr\u1ecdng nh\u1ea5t c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng internet. N\u00f3 chuy\u1ec3n \u0111\u1ed5i t\u00ean mi\u1ec1n d\u1ec5 nh\u1edb, th\u00e0nh \u0111\u1ecba ch\u1ec9 IP (v\u00e0 IPv6), kh\u00f4ng th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i. B\u1ea5t k\u1ec3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh Linux m\u00e0 b\u1ea1n \u0111ang s\u1eed d\u1ee5ng (nh\u01b0 Ubuntu, CentOS, Debian, Arch, Redhat, v.v.), [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":16424,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"tags":[],"ht_kb_category":[17],"class_list":["post-2292","ht_kb","type-ht_kb","status-publish","format-standard","has-post-thumbnail","hentry","ht_kb_category-huong-dan-ve-cloud-vps"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/ht_kb\/2292","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/ht_kb"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=2292"}],"version-history":[{"count":0,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/ht_kb\/2292\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/16424"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=2292"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=2292"},{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/ht_kb_category?post=2292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}