{"id":643,"date":"2021-09-15T08:10:01","date_gmt":"2021-09-15T01:10:01","guid":{"rendered":"https:\/\/airplaycar.com\/?p=643"},"modified":"2021-09-27T15:28:47","modified_gmt":"2021-09-27T08:28:47","slug":"network-level-dns-blocker","status":"publish","type":"post","link":"https:\/\/airplaycar.com\/index.php\/2021\/09\/15\/network-level-dns-blocker\/","title":{"rendered":"Network-level DNS Blocker"},"content":{"rendered":"\n<p>N\u1ebfu hay xem TV, b\u1ea1n ch\u1eafc h\u1eb3n \u0111\u00e3 tr\u1ea3i qua c\u1ea3m gi\u00e1c m\u1ea5t h\u1ee9ng khi phim \u0111ang \u0111\u1ebfn \u0111o\u1ea1n hay th\u00ec \u0111\u00e0i truy\u1ec1n h\u00ecnh cho d\u1eebng m\u1ed9t l\u00fac \u0111\u1ec3 qu\u1ea3ng c\u00e1o?<br>Sang th\u1eddi \u0111\u1ea1i Internet, h\u1eb3n b\u1ea1n c\u0169ng \u0111\u00e3 g\u1eb7p t\u00ecnh c\u1ea3nh xem YouTube \u0111\u01b0\u1ee3c m\u1ed9t ch\u00fat th\u00ec g\u1eb7p video qu\u1ea3ng c\u00e1o c\u1ea3 v\u00e0i ph\u00fat, ho\u1eb7c \u0111ang d\u00f9ng \u0111i\u1ec7n tho\u1ea1i ch\u01a1i game, l\u01b0\u1edbt web th\u00ec g\u1eb7p qu\u1ea3ng c\u00e1o bung ra r\u1ea5t kh\u00f3 ch\u1ecbu?<br>Nghi\u00eam tr\u1ecdng h\u01a1n, b\u1ea1n c\u00f3 bi\u1ebft nhi\u1ec1u trang web \u00e2m th\u1ea7m nh\u00fang m\u00e3 theo d\u00f5i, l\u1eeba b\u1ea1n \u0111\u0103ng nh\u1eadp t\u00e0i kho\u1ea3n t\u00e0i ch\u00ednh, ho\u1eb7c th\u1eadm ch\u00ed ch\u1ee7 \u0111\u1ed9ng gieo r\u1eafc m\u00e3 \u0111\u1ed9c h\u1ea1i v\u00e0o thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n (t\u1ea3i ng\u1ea7m virus ho\u1eb7c \u0111\u00e0o ti\u1ec1n \u1ea3o)?<\/p>\n\n\n\n<p>N\u1ebfu nh\u00e0 c\u00f3 tr\u1ebb em, ch\u1eafc b\u1ea1n c\u0169ng kh\u00f4ng mu\u1ed1n tr\u1ebb v\u00f4 t\u00ecnh th\u1ea5y nh\u1eefng n\u1ed9i dung ng\u01b0\u1eddi l\u1edbn?<br>N\u00f3i chung c\u00e1c d\u1eef li\u1ec7u r\u00e1c r\u01b0\u1edfi v\u00e0 \u0111\u1ed9c h\u1ea1i n\u00e0y (g\u1ecdi chung l\u00e0 \u201cqu\u1ea3ng c\u00e1o\u201d) th\u01b0\u1eddng chi\u1ebfm trung b\u00ecnh \u00edt nh\u1ea5t t\u1eeb 40% \u0111\u1ebfn 60% tr\u00ean c\u00e1c h\u1ec7 th\u1ed1ng hay thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i m\u1ea1ng c\u1ee7a b\u1ea1n:<br>\u2022 L\u00e0m t\u1ed1n dung l\u01b0\u1ee3ng v\u00e0 khi\u1ebfn th\u00f4ng tin b\u1ea1n c\u1ea7n b\u1ecb t\u1ea3i ch\u1eadm h\u01a1n<br>\u2022 L\u00e0m t\u1ed1n pin do d\u1eef li\u1ec7u lu\u00f4n \u0111\u01b0\u1ee3c t\u1ea3i ng\u1ea7m<br>\u2022 G\u00e2y \u1ea3nh h\u01b0\u1edfng t\u1edbi tr\u1ea3i nghi\u1ec7m v\u00e0 s\u1ef1 an to\u00e0n c\u1ee7a b\u1ea1n khi th\u01b0\u1edfng th\u1ee9c c\u00e1c n\u1ed9i dung th\u00fa v\u1ecb tr\u00ean Internet.<\/p>\n\n\n\n<p>Do \u0111\u00f3, \u00e1p d\u1ee5ng ph\u01b0\u01a1ng th\u1ee9c Ch\u1eb7n Qu\u1ea3ng C\u00e1o (Adblock) hi\u1ec7u qu\u1ea3 s\u1ebd gi\u00fap h\u1ec7 th\u1ed1ng ho\u1eb7c thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n lu\u00f4n t\u1ea3i nhanh ch\u00f3ng v\u00e0 th\u1ec3 hi\u1ec7n \u0111\u00fang th\u00f4ng tin c\u1ea7n thi\u1ebft, gi\u00fap \u0111em l\u1ea1i m\u1ed9t tr\u1ea3i nghi\u1ec7m an to\u00e0n v\u00e0 vui v\u1ebb.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/assets\/files\/2020-08-24\/1598235027-951330-image-11-1024x683.png\" alt=\"\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Nguy\u00ean l\u00fd ch\u1eb7n qu\u1ea3ng c\u00e1o<\/strong><\/h2>\n\n\n\n<p>Hi\u1ec7n c\u00f3 nhi\u1ec1u gi\u1ea3i ph\u00e1p, nhi\u1ec1u ch\u01b0\u01a1ng tr\u00ecnh \u1ee9ng d\u1ee5ng gi\u00fap ch\u1eb7n qu\u1ea3ng c\u00e1o nh\u01b0ng t\u1ef1u l\u1ea1i th\u00ec c\u00f3 2 c\u00e1ch ch\u00ednh sau (ho\u1eb7c \u0111\u00f4i khi l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ea3 2).<\/p>\n\n\n\n<p><strong>1.Ch\u1eb7n t\u1eeb l\u1edbp m\u1ea1ng (network level):<\/strong><\/p>\n\n\n\n<ul><li>Kh\u00f4ng d\u1eef li\u1ec7u qu\u1ea3ng c\u00e1o n\u00e0o c\u00f3 th\u1ec3 \u0111i v\u00e0o h\u1ec7 th\u1ed1ng\/thi\u1ebft b\u1ecb<\/li><li>Hi\u1ec7u qu\u1ea3 trong vi\u1ec7c kh\u00f4ng \u0111\u1ec3 b\u0103ng th\u00f4ng h\u1ec7 th\u1ed1ng\/thi\u1ebft b\u1ecb b\u1ecb qu\u1ea3ng c\u00e1o chi\u1ebfm d\u1ee5ng<\/li><li>H\u1ea1n ch\u1ebf hay \u0111\u01b0\u1ee3c nh\u1eafc t\u1edbi l\u00e0 kh\u00f3 ch\u1eb7n qu\u1ea3ng c\u00e1o c\u1ee7a YouTube, c\u0169ng nh\u01b0 c\u00f3 th\u1ec3 l\u00e0m v\u1ee1 b\u1ed1 c\u1ee5c trang web.<\/li><\/ul>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p n\u00e0y s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m chuy\u00ean d\u1ee5ng k\u1ebft h\u1ee3p, nh\u01b0 c\u00e1c thi\u1ebft b\u1ecb t\u01b0\u1eddng l\u1eeda m\u1ea1ng &#8211; firewall th\u1ebf h\u1ec7 m\u1edbi, m\u00e1y ch\u1ee7 DNS c\u00f3 t\u00ednh n\u0103ng l\u1ecdc t\u00ean mi\u1ec1n qu\u1ea3ng c\u00e1o, h\u1ec7 th\u1ed1ng VPN,\u2026 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p do chi ph\u00ed \u0111\u1ea7u t\u01b0 v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh.<br>\u1ede th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i, \u0111\u00e2y l\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 ch\u1eb7n qu\u1ea3ng c\u00e1o cho c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 AppleTV, TV th\u00f4ng minh, IoT (Internet of Things).<\/p>\n\n\n\n<p><strong>2.Ch\u1eb7n hi\u1ec3n th\u1ecb:<\/strong><br>-Ch\u1ec9 l\u00e0m nhi\u1ec7m v\u1ee5 \u1ea9n d\u1eef li\u1ec7u qu\u1ea3ng c\u00e1o ch\u1ee9 kh\u00f4ng ch\u1eb7n<br>-Kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng gi\u1ea3m t\u1ea3i b\u0103ng th\u00f4ng, nh\u01b0ng v\u1eabn gi\u00fap b\u1ea1n kh\u00f4ng ph\u1ea3i nh\u00ecn th\u1ea5y hay b\u1ecb l\u00e0m phi\u1ec1n b\u1edfi qu\u1ea3ng c\u00e1o<br>-\u01afu \u0111i\u1ec3m th\u01b0\u1eddng th\u1ea5y l\u00e0 c\u00f3 th\u1ec3 \u1ea9n qu\u1ea3ng c\u00e1o c\u1ee7a YouTube, gi\u1eef b\u1ed1 c\u1ee5c trang web g\u1ecdn g\u00e0ng.<br>Gi\u1ea3i ph\u00e1p n\u00e0y th\u01b0\u1eddng l\u00e0 c\u00e1c app tr\u00ean m\u00e1y t\u00ednh, thi\u1ebft b\u1ecb di \u0111\u1ed9ng ho\u1eb7c c\u00e1c ti\u1ec7n \u00edch (Addon\/Extension cho tr\u00ecnh duy\u1ec7t web). C\u00f3 app mi\u1ec5n ph\u00ed, c\u00f3 lo\u1ea1i ph\u1ea3i tr\u1ea3 ph\u00ed h\u00e0ng th\u00e1ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>T\u00ednh hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c gi\u1ea3i ph\u00e1p ch\u1eb7n qu\u1ea3ng c\u00e1o<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/assets\/files\/2020-08-24\/1598237733-623324-68747470733a2f2f63646e2e616467756172642e636f6d2f7075626c69632f416467756172642f426c6f672f4147486f6d652f646576636f6d702e6a7067.jpeg\" alt=\"\"\/><\/figure>\n\n\n\n<p>C\u00f3 th\u1ec3 b\u1ea1n \u0111\u00e3 t\u1eebng c\u00e0i \u0111\u1eb7t \u1ee9ng d\u1ee5ng n\u00e0y, app kia \u0111\u1ec3 ch\u1eb7n qu\u1ea3ng c\u00e1o nh\u01b0ng r\u1ed3i b\u1ea1n th\u1ea5y n\u00f3 kh\u00f4ng hi\u1ec7u qu\u1ea3 l\u1eafm?<\/p>\n\n\n\n<p>C\u0169ng xin n\u00f3i th\u00eam l\u00e0&nbsp;<strong>\u201cch\u1eb7n qu\u1ea3ng c\u00e1o\u201d \u1edf \u0111\u00e2y n\u00ean hi\u1ec3u l\u00e0 \u201ch\u1ea1n ch\u1ebf qu\u1ea3ng c\u00e1o\u201d<\/strong>&nbsp;v\u00ec n\u00f3 kh\u00f4ng th\u1ec3 ho\u00e0n h\u1ea3o 100% qu\u1ea3ng c\u00e1o \u0111\u01b0\u1ee3c ch\u1eb7n m\u00e0 ch\u1ec9 50-75% l\u00e0 qu\u00e1 t\u1ed1t r\u1ed3i. Nhi\u1ec1u trang web c\u00f2n c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111ang ch\u1eb7n qu\u1ea3ng c\u00e1o c\u1ee7a h\u1ecd, n\u00ean b\u1ea1n c\u1ea7n ph\u1ea3i c\u00e0i th\u00eam \u1ee9ng d\u1ee5ng \u201cch\u1ed1ng \u1ee9ng d\u1ee5ng ph\u00e1t hi\u1ec7n qu\u1ea3ng c\u00e1o b\u1ecb ch\u1eb7n (anti-anti-adblock)\u201d. C\u00f3 th\u1ec3 xem \u0111\u00e2y nh\u01b0 cu\u1ed9c chi\u1ebfn gi\u1eefa ng\u01b0\u1eddi l\u00e0m kh\u00f3a v\u00e0 k\u1ebb b\u1ebb kh\u00f3a v\u1eady!<\/p>\n\n\n\n<p>\u0110i\u1ec3m l\u01b0u \u00fd n\u1eefa, c\u00e1c gi\u1ea3i ph\u00e1p ch\u1eb7n qu\u1ea3ng c\u00e1o \u0111a s\u1ed1 l\u00e0 xu\u1ea5t ph\u00e1t t\u1eeb n\u01b0\u1edbc ngo\u00e0i n\u00ean m\u1eb7c \u0111\u1ecbnh h\u1ecd th\u01b0\u1eddng s\u1ebd kh\u00f4ng c\u00f3 ho\u1eb7c b\u1ecf qua d\u1eef li\u1ec7u b\u1ed9 l\u1ecdc cho Vi\u1ec7t Nam. N\u00ean ch\u1ecdn b\u1ed9 l\u1ecdc\/danh s\u00e1ch ch\u1eb7n (filter lists\/hosts) \u0111\u00fang nhu c\u1ea7u c\u1ee7a m\u00ecnh, c\u0169ng nh\u01b0 ph\u00f9 h\u1ee3p v\u1edbi VN th\u00ec m\u1edbi t\u1ed1i \u01b0u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Vi\u1ec7c ch\u1eb7n qu\u1ea3ng c\u00e1o li\u00ean quan nh\u01b0 th\u1ebf n\u00e0o v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng b\u1ea3o m\u1eadt, ch\u1ed1ng virus?<\/strong><\/h2>\n\n\n\n<p>Ban \u0111\u1ea7u c\u00e1c \u1ee9ng d\u1ee5ng ch\u1eb7n qu\u1ea3ng c\u00e1o theo \u0111\u00fang ngh\u0129a ch\u1ec9 ch\u1eb7n qu\u1ea3ng c\u00e1o nh\u01b0ng khi virus, m\u00e3 \u0111\u1ed9c d\u1ea7n \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng l\u00e2y lan qua m\u1ea1ng, th\u00ec \u1ee9ng d\u1ee5ng ch\u1eb7n qu\u1ea3ng c\u00e1o, v\u1edbi kh\u1ea3 n\u0103ng l\u1ecdc v\u00e0 ch\u1eb7n c\u00e1c t\u00ean mi\u1ec1n c\u1ee7a m\u00ecnh, l\u1ea1i v\u00f4 t\u00ecnh c\u00f3 t\u00e1c d\u1ee5ng trong vi\u1ec7c ng\u0103n ch\u1eb7n c\u00e1c t\u00ean mi\u1ec1n ph\u00e2n ph\u1ed1i virus, m\u00e3 \u0111\u1ed9c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>S\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 DNS c\u00f3 t\u00ednh n\u0103ng ch\u1eb7n t\u00ean mi\u1ec1n qu\u1ea3ng c\u00e1o<\/strong><\/h2>\n\n\n\n<p>DNS l\u00e0 \u0111\u1ecbnh ngh\u0129a h\u1ec7 th\u1ed1ng ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n, khi truy c\u1eadp internet ng\u01b0\u1eddi s\u1eed d\u1ee5ng g\u00f5, v\u00ed d\u1ee5: abc.com th\u00ec abc.com s\u1ebd \u0111\u01b0\u1ee3c m\u00e1y ch\u1ee7 DNS d\u1ecbch ra \u0111\u1ecba ch\u1ec9 internet m\u00e0 c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng giao ti\u1ebfp \u0111\u01b0\u1ee3c v\u1edbi nhau. \u0110\u1ed1i v\u1edbi m\u1ea1ng internet gia \u0111\u00ecnh, th\u00f4ng th\u01b0\u1eddng nh\u00e2n vi\u00ean l\u1eafp \u0111\u1eb7t m\u1ea1ng s\u1ebd c\u1ea5u h\u00ecnh tr\u00ean c\u1ee5c router wifi \u0111\u1ec3 c\u00e1c thi\u1ebft b\u1ecb trong nh\u00e0 b\u1ea1n s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 DNS c\u1ee7a nh\u00e0 cung c\u1ea5p internet (nh\u01b0 DNS c\u1ee7a FPT\/Viettel\/VNPT,\u2026).<\/p>\n\n\n\n<p>Trong gi\u1ea3i ph\u00e1p ch\u1eb7n qu\u1ea3ng c\u00e1o b\u1eb1ng m\u00e1y ch\u1ee7 DNS th\u00ec thi\u1ebft b\u1ecb nh\u00e0 b\u1ea1n s\u1ebd k\u1ebft n\u1ed1i t\u1edbi m\u00e1y ch\u1ee7 DNS kh\u00e1c &#8211; m\u00e0 n\u00f3 s\u1ebd \u0111\u1ea3m nhi\u1ec7m vi\u1ec7c l\u1ecdc v\u00e0 ch\u1eb7n t\u00ean mi\u1ec1n, r\u1ed3i m\u1edbi tr\u1ea3 l\u1ea1i th\u00f4ng tin \u0111\u1ec3 thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n k\u1ebft n\u1ed1i t\u1edbi. (Khi thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n y\u00eau c\u1ea7u truy c\u1eadp trang_qu\u1ea3ng_c\u00e1o.com th\u00ec m\u00e1y ch\u1ee7 DNS s\u1ebd t\u1eeb ch\u1ed1i d\u1ecbch ra \u0111\u1ecba ch\u1ec9 internet, d\u1eabn t\u1edbi k\u1ebft n\u1ed1i \u0111\u1ebfn m\u00e1y ch\u1ee7 qu\u1ea3ng c\u00e1o kh\u00f4ng th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c, k\u1ebft qu\u1ea3 l\u00e0 qu\u1ea3ng c\u00e1o \u0111\u01b0\u1ee3c ch\u1eb7n).<\/p>\n\n\n\n<p>C\u00f3 l\u1ebd \u0111\u00e2y c\u0169ng l\u00e0 c\u00e1ch d\u1ec5 nh\u1ea5t, v\u00ec m\u00e1y ch\u1ee7 DNS x\u1eed l\u00fd r\u1ed3i n\u00ean b\u1ea1n kh\u00f4ng c\u1ea7n c\u1ea5u h\u00ecnh, c\u00e0i \u0111\u1eb7t g\u00ec ph\u1ee9c t\u1ea1p tr\u00ean thi\u1ebft b\u1ecb, v\u00e0 n\u00f3 \u00e1p d\u1ee5ng \u0111\u01b0\u1ee3c tr\u00ean t\u1ea5t c\u1ea3 n\u1ec1n t\u1ea3ng (do DNS l\u00e0 y\u1ebfu t\u1ed1 c\u01a1 b\u1ea3n \u0111\u1ec3 m\u1ed9t h\u1ec7 th\u1ed1ng m\u1ea1ng ho\u1ea1t \u0111\u1ed9ng). \u1ede th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i, \u0111\u00e2y l\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 ch\u1eb7n qu\u1ea3ng c\u00e1o cho c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 AppleTV, TV th\u00f4ng minh, IoT (Internet of Things).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Gi\u1edbi thi\u1ec7u AdGuardHome (AGH)<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/cdn.adguard.com\/public\/Adguard\/Blog\/AGHome\/in-depth-review\/home-dashboard.gif\" alt=\"\"\/><\/figure>\n\n\n\n<ul><li>AGH l\u00e0 ph\u1ea7n m\u1ec1m&nbsp;<a href=\"https:\/\/github.com\/AdguardTeam\/AdGuardHome\">m\u00e3 ngu\u1ed3n m\u1edf<\/a>, cung c\u1ea5p d\u1ecbch v\u1ee5 DNS c\u00f3 t\u00ednh n\u0103ng ch\u1eb7n qu\u1ea3ng c\u00e1o gi\u00fap ki\u1ec3m so\u00e1t vi\u1ec7c truy c\u1eadp internet an to\u00e0n cho gia \u0111\u00ecnh. AGH c\u00f3 th\u1ec3 c\u00e0i \u0111\u1eb7t tr\u00ean m\u00e1y t\u00ednh, thi\u1ebft b\u1ecb m\u1ea1ng, board m\u00e1y t\u00ednh nh\u00fang (Orangepi, Rasperry Pi,\u2026). AGH \u0111\u1eb7t b\u00ean trong m\u1ea1ng nh\u00e0 b\u1ea1n ho\u1eb7c ngo\u00e0i internet \u0111\u1ec1u \u0111\u01b0\u1ee3c. AGH c\u00f3 giao di\u1ec7n qu\u1ea3n l\u00fd web hi\u1ec7n \u0111\u1ea1i, thu\u1eadn ti\u1ec7n theo h\u01b0\u1edbng \u0111\u01a1n gi\u1ea3n cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng &#8211; b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i l\u00e0 chuy\u00ean gia m\u1ea1ng m\u00e1y t\u00ednh v\u1eabn qu\u1ea3n tr\u1ecb t\u1ed1t DNS server ch\u1ea1y AGH.<\/li><li>AGH ngo\u00e0i t\u00ednh n\u0103ng ch\u1eb7n qu\u1ea3ng c\u00e1o ra c\u00f2n c\u00f3 t\u00ednh n\u0103ng truy c\u1eadp internet an to\u00e0n cho tr\u1ebb em (ch\u1eb7n n\u1ed9i dung ng\u01b0\u1eddi l\u1edbn), ch\u1eb7n truy c\u1eadp website \u0111\u1ed9c h\u1ea1i, b\u1ecb ph\u00e2n lo\u1ea1i virus, b\u00e0i b\u1ea1c, c\u00e1 c\u01b0\u1ee3c, thu th\u1eadp d\u1eef li\u1ec7u c\u00e1 nh\u00e2n, l\u00e9n \u0111\u00e0o ti\u1ec1n \u1ea3o ho\u1eb7c th\u1eadm ch\u00ed c\u1ea3 m\u1ea1ng x\u00e3 h\u1ed9i, mua b\u00e1n \u2026 N\u00f3i chung l\u00e0 c\u00f3 \u0111\u1ee7 cho m\u1ecdi nhu c\u1ea7u th\u00f4ng qua b\u1ed9 l\u1ecdc.<\/li><li>AGH c\u00f3 m\u1ed9t t\u00ednh n\u0103ng \u0111\u1eb7c bi\u1ec7t kh\u00e1c l\u00e0 lo\u1ea1i b\u1ecf n\u1ed9i dung b\u1ecb ph\u00e2n lo\u1ea1i kh\u00f4ng an to\u00e0n khi ng\u01b0\u1eddi s\u1eed d\u1ee5ng th\u1ef1c hi\u1ec7n t\u00ecm ki\u1ebfm tr\u00ean search engine ph\u1ed5 bi\u1ebfn nh\u01b0: Google, Youtube, Bing, Yandex,\u2026<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/assets\/files\/2020-08-24\/1598254224-729423-chrome-2019-05-19-14-18-16.png\" alt=\"\"\/><\/figure>\n\n\n\n<ul><li>Ngo\u00e0i vi\u1ec7c h\u1ed7 tr\u1ee3 c\u00e1c b\u1ed9 l\u1ecdc c\u00f3 s\u1eb5n c\u1ee7a DNS AdGuard, AGH c\u00f2n cho ph\u00e9p ng\u01b0\u1eddi s\u1eed d\u1ee5ng t\u1ef1 \u0111\u01b0a th\u00eam v\u00e0o c\u00e1c b\u1ed9 l\u1ecdc c\u1ee7a m\u00ecnh v\u00e0 thi\u1ebft l\u1eadp t\u1ea7n su\u1ea5t t\u1ef1 \u0111\u1ed9ng update b\u1ed9 l\u1ecdc theo gi\u1edd. \u0110i\u1ec3m n\u00e0y gi\u00fap gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1 l\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p ch\u1eb7n qu\u1ea3ng c\u00e1o \u0111a s\u1ed1 l\u00e0 xu\u1ea5t ph\u00e1t t\u1eeb n\u01b0\u1edbc ngo\u00e0i n\u00ean m\u1eb7c \u0111\u1ecbnh h\u1ecd th\u01b0\u1eddng s\u1ebd kh\u00f4ng c\u00f3 ho\u1eb7c b\u1ecf qua d\u1eef li\u1ec7u b\u1ed9 l\u1ecdc cho Vi\u1ec7t Nam. N\u00ean ch\u1ecdn b\u1ed9 l\u1ecdc\/danh s\u00e1ch ch\u1eb7n (filter lists\/hosts) \u0111\u00fang nhu c\u1ea7u c\u1ee7a m\u00ecnh, c\u0169ng nh\u01b0 ph\u00f9 h\u1ee3p v\u1edbi VN th\u00ec vi\u1ec7c ch\u1eb7n qu\u1ea3ng c\u00e1o m\u1edbi t\u1ed1i \u01b0u.<\/li><\/ul>\n\n\n\n<p>C\u00f3 3 b\u1ed9 l\u1ecdc d\u00e0nh cho VN m\u00ecnh th\u1ea5y l\u00e0 \u201ckh\u00e1 nh\u1ea5t\u201d hi\u1ec7n nay c\u00f3 th\u1ec3 \u0111\u01b0a v\u00e0o AGH.<\/p>\n\n\n\n<ol><li><a href=\"https:\/\/raw.githubusercontent.com\/bigdargon\/hostsVN\/master\/hosts\">HostsVN<\/a>&nbsp;: b\u1ed9 l\u1ecdc \u0111ang n\u1ed5i g\u1ea7n \u0111\u00e2y, d\u1ea7n c\u00f3 m\u1eb7t ch\u00ednh th\u1ee9c trong c\u00e1c \u1ee9ng d\u1ee5ng n\u1ed5i ti\u1ebfng nh\u01b0 Adguard, nextdns, \u2026<\/li><li><a href=\"https:\/\/raw.githubusercontent.com\/abpvn\/abpvn\/master\/filter\/abpvn.txt\">ABPVN<\/a>&nbsp;: c\u00f3 m\u1eb7t ch\u00ednh th\u1ee9c trong v\u00e0i \u1ee9ng d\u1ee5ng n\u1ed5i ti\u1ebfng nh\u01b0 Adblock Plus, uBlock Origin, \u2026<\/li><li><a href=\"https:\/\/raw.githubusercontent.com\/nmtrung\/FMSF-2.0\/master\/fmsf_2.0.txt\">FMSF<\/a><\/li><\/ol>\n\n\n\n<p>Chi ti\u1ebft c\u00e1ch \u0111\u01b0a nh\u1eefng b\u1ed9 l\u1ecdc ri\u00eang v\u00e0o AGH m\u1eddi xem&nbsp;<a href=\"\/index.php\/knowledge-base\/them-bo-loc-chan-quang-cao-vao-adguardhome\/\">H\u01b0\u1edbng d\u1eabn<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u01afu \u0111i\u1ec3m s\u1eed d\u1ee5ng AdGuardHome l\u00e0m DNS server <\/strong><\/h2>\n\n\n\n<p><strong>\u01afu \u0111i\u1ec3m s\u1eed d\u1ee5ng AdGuardHome l\u00e0m DNS server so v\u1edbi s\u1eed d\u1ee5ng Public DNS<\/strong>&nbsp;(DNS c\u1ee7a nh\u00e0 m\u1ea1ng FPT, VNPT, Viettel, 8.8.8.8, 1.1.1.1,\u2026.) \u0111\u00f3 l\u00e0:<\/p>\n\n\n\n<ul><li>B\u1ea1n ch\u1ee7 \u0111\u1ed9ng quy\u1ebft \u0111\u1ecbnh ch\u1eb7n hay kh\u00f4ng ch\u1eb7n t\u00ean mi\u1ec1n m\u00ecnh mong mu\u1ed1n<\/li><li>Gi\u00e1m s\u00e1t \u0111\u01b0\u1ee3c vi\u1ec7c truy c\u1eadp internet gia \u0111\u00ecnh<\/li><li>T\u1ef1 th\u00eam b\u1edbt b\u1ed9 l\u1ecdc ph\u00f9 h\u1ee3p nhu c\u1ea7u<\/li><li>\u0110i\u1ec3m quan tr\u1ecdng, \u0111\u00e2y l\u00e0 server DNS c\u1ee7a b\u1ea1n v\u00e0 \u0111\u1eb7t trong nh\u00e0 b\u1ea1n.<\/li><\/ul>\n\n\n\n<p><strong>So s\u00e1nh AdGuardHome (AGH) v\u1edbi c\u00f4ng c\u1ee5 ch\u1eb7n qu\u1ea3ng c\u00e1o ngu\u1ed3n m\u1edf n\u1ed5i ti\u1ebfng kh\u00e1c, Pi-hole<\/strong><br>AGH v\u00e0&nbsp;<a href=\"https:\/\/github.com\/pi-hole\/pi-hole\">Pi-hole<\/a>&nbsp;\u0111\u1ec1u l\u00e0 2 c\u00f4ng c\u1ee5 m\u00e3 ngu\u1ed3n m\u1edf ch\u1eb7n qu\u1ea3ng c\u00e1o c\u1ea5p \u0111\u1ed9 DNS, b\u1ea3n li\u1ec7t k\u00ea t\u00f3m g\u1ecdn s\u1ef1 so s\u00e1nh cho th\u1ea5y \u01b0u th\u1ebf nghi\u00ean v\u1ec1 AGH<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/assets\/files\/2020-08-25\/1598322577-442321-image.png\" alt=\"\"\/><figcaption><a href=\"https:\/\/github.com\/AdguardTeam\/AdGuardHome\/wiki\/Comparison\">Ngu\u1ed3n<\/a><\/figcaption><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote\"><p><strong>L\u01b0u \u00fd:<\/strong>\u00a0Pi-hole v\u1eabn th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c c\u00e1c t\u00ednh n\u0103ng kh\u00f4ng h\u1ed7 tr\u1ee3 theo b\u1ea3n li\u1ec7t k\u00ea tr\u00ean, tuy nhi\u00ean c\u1ea7n ph\u1ea3i c\u00e0i \u0111\u1eb7t th\u00eam c\u00e1c addons, vi\u1ec7c n\u00e0y kh\u00f4ng d\u00e0nh cho ng\u01b0\u1eddi kh\u00f4ng chuy\u00ean. Ri\u00eang \u0111\u1ed1i v\u1edbi m\u00ecnh, giao di\u1ec7n web qu\u1ea3n tr\u1ecb Pi-hole l\u00e0 \u201cc\u1ef1c \u0111\u1eb9p\u201d v\u00e0 hi\u1ec7n \u0111\u1ea1i h\u01a1n h\u1eafn web qu\u1ea3n tr\u1ecb AGH.<\/p><\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>AdGuardHome ngay tr\u00ean dock NAS Seagate<\/strong><\/h2>\n\n\n\n<p>Ch\u00fang t\u00f4i \u0111\u00e3 t\u1ea1o th\u00e0nh c\u00f4ng b\u1ea3n firmware AGH thay th\u1ebf cho b\u1ea3n firmware g\u1ed1c c\u1ee7a Dock NAS Seagate GoflexHome. V\u1edbi b\u1ea3n firmware n\u00e0y s\u1ebd bi\u1ebfn dock NAS th\u00e0nh m\u1ed9t DNS server c\u00f3 t\u00ednh n\u0103ng ch\u1eb7n qu\u1ea3ng c\u00e1o, g\u1ecdn nh\u1eb9 v\u00e0 \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/assets\/files\/2020-08-25\/1598327001-722216-image.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/assets\/files\/2020-08-28\/1598605288-796192-image.png\" alt=\"\"\/><figcaption><strong>M\u00f4 h\u00ecnh s\u1eed d\u1ee5ng AdGuardHome DNS trong m\u1ea1ng gia \u0111\u00ecnh\/doanh nghi\u1ec7p nh\u1ecf.<\/strong><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>C\u1ea5u h\u00ecnh ph\u1ea7n c\u1ee9ng<\/strong><\/h2>\n\n\n\n<ul><li>CPU:Marvell Feroceon 1200 Mhz (1.2Ghz)<\/li><li>RAM: 128Mb<\/li><li>Flash: 256Mb<\/li><li>LAN: 1000Mbps (1.0 Gbps)<\/li><li>USB: 1 \u00d7 2.0<\/li><li>Ngu\u1ed3n: adapter 12V2A<\/li><li>Kh\u00f4ng s\u1eed d\u1ee5ng qu\u1ea1t. C\u00f3 n\u00fat on\/off<\/li><\/ul>\n\n\n\n<p>V\u1edbi c\u1ea5u h\u00ecnh n\u00e0y th\u00ec qu\u00e1 t\u01b0\u01a1ng \u0111\u1ed1i d\u01b0 d\u1ea3 \u0111\u1ec3 l\u00e0m DNS server cho gia \u0111\u00ecnh, th\u1eadm ch\u00ed ph\u00f9 h\u1ee3p lu\u00f4n cho m\u1ea1ng m\u00e1y t\u00ednh doanh nghi\u1ec7p v\u1eeba v\u00e0 nh\u1ecf.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Firmware<\/strong><\/h2>\n\n\n\n<p>S\u1eed d\u1ee5ng h\u1ec7 \u0111i\u1ec1u h\u00e0nh linux c\u00e0i \u0111\u1eb7t s\u1eb5n AdGuardHome v\u1edbi m\u1ed9t s\u1ed1 tinh ch\u1ec9nh theo h\u01b0\u1edbng \u0111\u01a1n gi\u1ea3n, d\u1ec5 s\u1eed d\u1ee5ng nh\u1ea5t cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<ul><li>Plug and Play<\/li><li>Kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng \u1ed5 c\u1ee9ng, d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean b\u1ed9 nh\u1edb Flash nhanh v\u00e0 b\u1ec1n b\u1ec9<\/li><li>Kh\u1edfi \u0111\u1ed9ng nhanh, ch\u01b0a \u0111\u1ebfn 20 gi\u00e2y.<\/li><\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>N\u1ebfu hay xem TV, b\u1ea1n ch\u1eafc h\u1eb3n \u0111\u00e3 tr\u1ea3i qua c\u1ea3m gi\u00e1c m\u1ea5t h\u1ee9ng khi phim \u0111ang \u0111\u1ebfn \u0111o\u1ea1n hay th\u00ec \u0111\u00e0i truy\u1ec1n h\u00ecnh cho d\u1eebng m\u1ed9t l\u00fac \u0111\u1ec3 qu\u1ea3ng c\u00e1o?Sang th\u1eddi \u0111\u1ea1i Internet, h\u1eb3n b\u1ea1n c\u0169ng \u0111\u00e3 g\u1eb7p t\u00ecnh c\u1ea3nh xem YouTube \u0111\u01b0\u1ee3c m\u1ed9t ch\u00fat th\u00ec g\u1eb7p video qu\u1ea3ng c\u00e1o c\u1ea3 v\u00e0i ph\u00fat, ho\u1eb7c &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/airplaycar.com\/index.php\/2021\/09\/15\/network-level-dns-blocker\/\"> <span class=\"screen-reader-text\">Network-level DNS Blocker<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":644,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[62],"tags":[],"_links":{"self":[{"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/posts\/643"}],"collection":[{"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/comments?post=643"}],"version-history":[{"count":7,"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/posts\/643\/revisions"}],"predecessor-version":[{"id":655,"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/posts\/643\/revisions\/655"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/media\/644"}],"wp:attachment":[{"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/media?parent=643"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/categories?post=643"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/airplaycar.com\/index.php\/wp-json\/wp\/v2\/tags?post=643"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}