{"id":276942,"date":"2023-10-30T22:56:03","date_gmt":"2023-10-30T15:56:03","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=276942"},"modified":"2023-10-30T22:56:03","modified_gmt":"2023-10-30T15:56:03","slug":"rj45","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/rj45\/","title":{"rendered":"RJ45 l\u00e0 g\u00ec? Chu\u1ea9n m\u1ea1ng RJ45 l\u00e0 g\u00ec? C\u00e1ch b\u1ea5m \u0111\u1ea7u d\u00e2y RJ45 theo chu\u1ea9n"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">RJ45 l\u00e0 m\u1ed9t trong nh\u1eefng \u0111\u1ea7u d\u00e2y c\u00e1p m\u1ea1ng quan tr\u1ecdng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn hi\u1ec7n nay. N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng m\u00e1y t\u00ednh, tivi th\u00f4ng minh, c\u00e1c thi\u1ebft b\u1ecb c\u00f4ng ngh\u1ec7 c\u00f3 k\u1ebft n\u1ed1i d\u1eef li\u1ec7u m\u1ea1ng th\u00ec kh\u00f4ng th\u1ec3 kh\u00f4ng bi\u1ebft \u0111\u1ebfn lo\u1ea1i d\u00e2y c\u00e1p n\u00e0y. N\u00f3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i gi\u1eefa m\u1ed9t \u0111\u1ea7u c\u1ee7a Ethernet v\u1edbi c\u00e1c m\u1ea1ng WAN, LAN tr\u00ean c\u00e1c Modem v\u00e0 Router. V\u1edbi ch\u1ee9c n\u0103ng quan tr\u1ecdng v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u \u0111\u01b0a ra hi\u1ec7n nay c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, lo\u1ea1i c\u00e1p m\u1ea1ng n\u00e0y \u0111ang \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng cho nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p kh\u00e1c nhau. RJ45 kh\u00f4ng ch\u1ec9 k\u1ebft n\u1ed1i m\u1ea1ng m\u00e0 c\u00f2n gi\u00fap chia s\u1ebb d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u00e1y t\u00ednh g\u1ea7n v\u1edbi nhau. V\u1eady n\u00ean, lo\u1ea1i d\u00e2y m\u1ea1ng n\u00e0y c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y, Ho\u00e0ng H\u00e0 Mobile s\u1ebd gi\u1edbi thi\u1ec7u r\u00f5 cho b\u1ea1n nh\u1eefng th\u00f4ng tin c\u1ea7n thi\u1ebft v\u1ec1 lo\u1ea1i d\u00e2y m\u1ea1ng n\u00e0y.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">RJ45 l\u00e0 g\u00ec?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">RJ45 l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00e1i ni\u1ec7m kh\u00e1 quen thu\u1ed9c hi\u1ec7n nay. Trong \u0111\u1eddi s\u1ed1ng s\u1eed d\u1ee5ng h\u1eb1ng ng\u00e0y, ch\u1eafc ch\u1eafn kh\u00f4ng \u00edt l\u1ea7n lo\u1ea1i d\u00e2y m\u1ea1ng n\u00e0y hi\u1ec7n ra tr\u01b0\u1edbc m\u1eaft b\u1ea1n nh\u01b0ng b\u1ea1n kh\u00f4ng \u0111\u1ec3 \u00fd k\u0129. Lo\u1ea1i d\u00e2y m\u1ea1ng n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong \u0111\u1eddi s\u1ed1ng h\u1eb1ng ng\u00e0y. Ngo\u00e0i ra, c\u00f2n \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o nhi\u1ec1u trong s\u1ea3n xu\u1ea5t v\u00e0 trong nhi\u1ec1u nh\u00e0 m\u1ea1ng kh\u00e1c nhau.\u00a0<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Kh\u00e1i ni\u1ec7m Registered Jack 45<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Registered Jack 45 l\u00e0 t\u00ean g\u1ecdi ti\u1ebfng Anh cho lo\u1ea1i c\u00e1p n\u00e0y. \u0110\u00e2y l\u00e0 d\u00e2y c\u00e1p k\u1ebft n\u1ed1i gi\u1eefa m\u00e1y t\u00ednh, PC, tivi th\u00f4ng minh,&#8230; v\u00e0 nhi\u1ec1u c\u00e1c thi\u1ebft b\u1ecb th\u00f4ng minh kh\u00e1c v\u1edbi m\u1ea1ng Ethernet. \u0110\u00e2y l\u00e0 giao di\u1ec7n m\u1ea1ng vi\u1ec5n th\u00f4ng ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nhi\u1ec1u nh\u00e0 m\u1ea1ng kh\u00e1c nhau, bao g\u1ed3m c\u00e1c nh\u00e0 Vinaphone, Viettel, FPT. Trong \u0111\u00f3 45 l\u00e0 s\u1ed1 ti\u00eau chu\u1ea9n.<\/span><\/p>\n<figure id=\"attachment_279003\" aria-describedby=\"caption-attachment-279003\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-279003\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-7.jpg\" alt=\"RJ45-7\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-7.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-7-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-7-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-279003\" class=\"wp-caption-text\">Kh\u00e1i ni\u1ec7m c\u1ee7a Registered Jack 45<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, kh\u00e1i ni\u1ec7m c\u00f2n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p kh\u00e1c. Trong s\u1ed1 \u0111\u00f3, \u0111\u1ea7u n\u1ed1i 8P8C v\u1edbi 8 \u0111\u1ea7u n\u1ed1i 8 v\u1ecb tr\u00ed c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 RJ45. M\u1ed9t c\u00e1ch g\u1ecdi kh\u00f4ng qu\u00e1 ch\u00ednh x\u00e1c cho lo\u1ea1i \u0111\u1ea7u n\u1ed1i modun c\u00e1p vi\u1ec5n th\u00f4ng n\u00e0y.\u00a0<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u1ea5u t\u1ea1o c\u1ee7a Registered Jack 45<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">C\u1ea5u t\u1ea1o c\u1ee7a Registered Jack 45 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1ed1i gi\u1ea3n v\u00e0 l\u01b0\u1ee3t b\u1ecf \u0111i nh\u1eefng chi ti\u1ebft kh\u00f4ng c\u1ea7n thi\u1ebft. C\u00e1c chi ti\u1ebft \u0111\u01b0\u1ee3c \u0111\u01a1n gi\u1ea3n h\u00f3a gi\u00fap cho d\u00e2y c\u00e1p tr\u00f4ng g\u1ecdn v\u00e0 \u0111\u1eb9p m\u1eaft h\u01a1n. N\u1ebfu b\u1ea1n mu\u1ed1n t\u00ecm hi\u1ec3u v\u1ec1 c\u1ea5u t\u1ea1o c\u1ee7a lo\u1ea1i d\u00e2y c\u00e1p n\u00e0y, ch\u00fang ta ch\u1ec9 c\u1ea7n n\u1eafm 2 th\u00e0nh ph\u1ea7n ch\u00ednh. Bao g\u1ed3m d\u00e2y m\u1ea1ng v\u00e0 h\u1ea1t m\u1ea1ng.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">D\u00e2y m\u1ea1ng: G\u1ed3m 8 d\u00e2y xo\u1eafn l\u1ea1i v\u1edbi nhau, chia ra l\u00e0m 4 c\u1eb7p m\u00e0u. Bao g\u1ed3m: Cam v\u00e0 cam tr\u1eafng, xanh l\u00e1 v\u00e0 xanh l\u00e1 tr\u1eafng, xanh d\u01b0\u01a1ng v\u00e0 xanh d\u01b0\u01a1ng tr\u1eafng, n\u00e2u v\u00e0 n\u00e2u tr\u1eafng.\u00a0<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_278998\" aria-describedby=\"caption-attachment-278998\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-278998\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2.jpg\" alt=\"RJ45-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-278998\" class=\"wp-caption-text\">C\u1ea5u t\u1ea1o c\u1ee7a Registered Jack 45<\/figcaption><\/figure>\n<ul>\n<li><span style=\"font-weight: 400;\">H\u1ea1t m\u1ea1ng: H\u1ea1t m\u1ea1ng hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Modular Plug. N\u00f3 \u0111\u01b0\u1ee3c t\u1ea1o t\u1ea1i hai \u0111\u1ea7u d\u00e2y c\u00e1p d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i gi\u1eefa thi\u1ebft b\u1ecb v\u1edbi m\u1ea1ng Ethernet. Khe k\u1ebft n\u1ed1i c\u00f3 d\u1ea1ng h\u00ecnh ch\u1eef nh\u1eadt. H\u1ea1t c\u00f3 8 ch\u00e2n v\u1edbi c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c nhau. 4 ch\u00e2n \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 nh\u1eadn v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u. 4 ch\u00e2n c\u00f2n l\u1ea1i d\u00f9ng \u0111\u1ec3 d\u00f9ng cho c\u00e1c ch\u1ee9c n\u0103ng c\u00f4ng ngh\u1ec7 kh\u00e1c ho\u1eb7c cho m\u00e1y ch\u1ee7.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400;\">Chu\u1ea9n m\u1ea1ng RJ45 l\u00e0 g\u00ec?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Chu\u1ea9n m\u1ea1ng Registered Jack 45 l\u00e0 kh\u00e1i ni\u1ec7m \u0111\u01b0\u1ee3c d\u00f9ng nhi\u1ec1u trong c\u00e1c c\u00f4ng ty s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb m\u1ea1ng. N\u00f3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ch\u1ec9 thi\u1ebft b\u1ecb d\u00e2y m\u1ea1ng v\u00e0 h\u1ea1t m\u1ea1ng \u0111\u1ec1u l\u00e0 RJ45. Hai s\u1ef1 k\u1ebft h\u1ee3p n\u00e0y t\u1ea1o th\u00e0nh m\u1ed9t s\u1ea3n ph\u1ea9m b\u1ed9 d\u00e2y c\u00e1p m\u1ea1ng c\u00f3 quy chu\u1ea9n qu\u1ed1c t\u1ebf. Thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb th\u00f4ng minh v\u1edbi Internet, s\u1eed d\u1ee5ng m\u1ea1ng \u0111\u01b0\u1ee3c.\u00a0<\/span><\/p>\n<figure id=\"attachment_278997\" aria-describedby=\"caption-attachment-278997\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-278997\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1.jpg\" alt=\"RJ45-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-278997\" class=\"wp-caption-text\">Chu\u1ea9n m\u1ea1ng Registered Jack 45<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">\u0110\u1ed1i v\u1edbi d\u00e2y c\u00e1p Ethernet c\u00f3 2 \u0111\u1ea7u k\u1ebft n\u1ed1i l\u00e0 \u0111\u1ea7u lo\u1ea1i n\u00e0y th\u00ec v\u1eabn \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00e1p RJ45. Lo\u1ea1i c\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho nhi\u1ec1u thi\u1ebft b\u1ecb v\u00e0 nh\u00e0 m\u1ea1ng kh\u00e1c nhau. H\u00ecnh d\u00e1ng v\u00e0 m\u1ed9t s\u1ed1 ch\u1ee9c n\u0103ng s\u1ebd kh\u00e1 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 \u0111\u1ed1i v\u1edbi RJ11. C\u00e1p s\u1ebd c\u00f3 hai \u0111\u1ea7u c\u00e1p v\u1edbi 8 d\u00e2y t\u01b0\u01a1ng \u1ee9ng v\u1edbi 8 ch\u00e2n c\u1ee7a m\u1ed7i \u0111\u1ea7u. \u0110\u1ed3ng th\u1eddi c\u0169ng s\u1ebd c\u00f3 8 m\u00e0u s\u1eafc kh\u00e1c nhau. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ed1i v\u1edbi lo\u1ea1i d\u00e2y c\u00e1p n\u00e0y s\u1ebd c\u00f3 2 c\u00e1ch n\u1ed1i kh\u00e1c nhau, theo ki\u1ec3u T568A ho\u1eb7c B. Vi\u1ec7c l\u1ef1a ch\u1ecdn ki\u1ec3u n\u1ed1i s\u1ebd t\u00f9y thu\u1ed9c v\u00e0o thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng. Ch\u00fang ta c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1p v\u00e1 ch\u00e9o v\u1edbi s\u01a1 \u0111\u1ed3 \u0111i d\u00e2y ri\u00eang \u0111\u1ec3 h\u1ed7 tr\u1ee3 t\u1eebng thi\u1ebft b\u1ecb kh\u00e1c nhau. V\u1eady n\u00ean, hi\u1ec7n nay, chu\u1ea9n m\u1ea1ng Registered Jack 45 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u, c\u00f3 t\u00ednh ph\u1ed5 bi\u1ebfn c\u0169ng nh\u01b0 t\u01b0\u01a1ng th\u00edch cao, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh kinh doanh.\u00a0<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">C\u00e1ch b\u1ea5m d\u00e2y RJ45 theo chu\u1ea9n<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">B\u1ea5m d\u00e2y m\u1ea1ng s\u1ebd y\u00eau c\u1ea7u m\u1ed9t s\u1ed1 ki\u1ebfn th\u1ee9c chuy\u00ean v\u1ec1 k\u0129 thu\u1eadt nhi\u1ec1u h\u01a1n. N\u1ebfu b\u1ea1n \u0111ang mu\u1ed1n t\u1ef1 l\u1eafp r\u00e1p thay v\u00ec thu\u00ea nh\u00e2n vi\u00ean k\u0129 thu\u1eadt m\u1ea1ng th\u00ec vi\u1ec7c hi\u1ec3u bi\u1ebft m\u1ed9t s\u1ed1 th\u00f4ng tin r\u1ea5t c\u1ea7n thi\u1ebft. Quy tr\u00ecnh cho 2 c\u00e1ch n\u1ed1i n\u00e0y s\u1ebd kh\u00e1 gi\u1ed1ng nhau. Ch\u00fang ta ch\u1ec9 c\u1ea7n n\u1eafm 1 c\u00e1ch th\u00ec c\u00e1ch c\u00f2n l\u1ea1i c\u0169ng s\u1ebd t\u01b0\u01a1ng t\u1ef1.\u00a0<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u00e1c d\u1ee5ng c\u1ee5 chu\u1ea9n b\u1ecb\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c vi\u1ec7c b\u1ea5m d\u00e2y th\u00ec b\u1ea1n c\u0169ng c\u1ea7n m\u1ed9t s\u1ed1 d\u1ee5ng c\u1ee5 c\u1ea7n thi\u1ebft. Bao g\u1ed3m:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">K\u00ecm chuy\u00ean d\u1ee5ng b\u1ea5m c\u00e1p m\u1ea1ng.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">H\u1ed9p \u0111\u1ef1ng h\u1ea1t m\u1ea1ng (S\u1ebd t\u00f9y thu\u1ed9c v\u00e0o thi\u1ebft b\u1ecb v\u00e0 d\u00e2y m\u1ea1ng \u0111\u1ec3 ch\u1ecdn lo\u1ea1i cat ph\u00f9 h\u1ee3p)<\/span><\/li>\n<li><span style=\"font-weight: 400;\">D\u00e2y c\u00e1p m\u1ea1ng, chi\u1ec1u d\u00e0i s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o kho\u1ea3ng c\u00e1ch gi\u1eefa c\u1ed5ng k\u1ebft n\u1ed1i v\u00e0 thi\u1ebft b\u1ecb c\u1ea7n k\u1ebft n\u1ed1i.<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_279000\" aria-describedby=\"caption-attachment-279000\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-279000\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-4.jpg\" alt=\"RJ45-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-279000\" class=\"wp-caption-text\">C\u00e1c d\u1ee5ng c\u1ee5 chu\u1ea9n b\u1ecb\u00a0 RJ45<\/figcaption><\/figure>\n<h3>L\u01b0u \u00fd khi b\u1ea5m d\u00e2y m\u1ea1ng RJ45<\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ed1i v\u1edbi d\u00e2y m\u1ea1ng chu\u1ea9n A d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i m\u1ea1ng gi\u1eefa hai thi\u1ebft b\u1ecb kh\u00e1c nhau. Ch\u00fang ta c\u00f3 th\u1ec3 d\u1ec5 h\u00ecnh dung nh\u01b0 k\u1ebft n\u1ed1i gi\u1eefa b\u1ed9 chuy\u1ec3n m\u1ea1ch v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn. Ngo\u00e0i ra, c\u0169ng c\u00f3 th\u1ec3 l\u00e0 m\u00e1y t\u00ednh v\u00e0 b\u1ed9 chuy\u1ec3n m\u1ea1ch. Th\u1ee9 t\u1ef1 c\u00e1c m\u00e0u d\u00e2y li\u00ean k\u1ebft s\u1ebd theo th\u1ee9 t\u1ef1 nh\u1ea5t \u0111\u1ecbnh, t\u1eeb tr\u1eafng xanh l\u00e1 \u0111\u1ebfn xanh l\u00e1, tr\u1eafng cam, xanh d\u01b0\u01a1ng, tr\u1eafng xanh d\u01b0\u01a1ng, cam, tr\u1eafng n\u00e2u v\u00e0 n\u00e2u.<\/span><\/p>\n<figure id=\"attachment_279022\" aria-describedby=\"caption-attachment-279022\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-279022\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-1.jpg\" alt=\"RJ45-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-279022\" class=\"wp-caption-text\">L\u01b0u \u00fd khi b\u1ea5m d\u00e2y m\u1ea1ng RJ45<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">\u0110\u1ed1i v\u1edbi d\u00e2y m\u1ea1ng chu\u1ea9n B s\u1ebd c\u00f3 c\u00e1ch n\u1ed1i d\u00e2y ch\u00e9o. N\u00f3 d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i 2 thi\u1ebft b\u1ecb c\u00f9ng lo\u1ea1i v\u1edbi nhau. \u0110\u1ed3ng th\u1eddi, hai m\u00e1y t\u00ednh c\u0169ng c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u1edbi nhau b\u1eb1ng d\u00e2y m\u1ea1ng. Th\u1ee9 t\u1ef1 c\u00e1c m\u00e0u d\u00e2y li\u00ean k\u1ebft s\u1ebd theo th\u1ee9 t\u1ef1 nh\u1ea5t \u0111\u1ecbnh, t\u1eeb tr\u1eafng cam, cam, tr\u1eafng xanh l\u00e1, xanh d\u01b0\u01a1ng, tr\u1eafng xanh d\u01b0\u01a1ng, xanh l\u00e1, tr\u1eafng n\u1ea5u v\u00e0 n\u00e2u.\u00a0<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u00e1ch b\u1ea5m d\u00e2y m\u1ea1ng theo chu\u1ea9n A<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 b\u1ea5m d\u00e2y m\u1ea1ng theo chu\u1ea9n A, b\u1ea1n th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc nh\u01b0 sau:<\/span><\/p>\n<figure id=\"attachment_279777\" aria-describedby=\"caption-attachment-279777\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-279777 size-full\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-2.jpg\" alt=\"RJ45-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-279777\" class=\"wp-caption-text\">C\u00e1ch b\u1ea5m d\u00e2y m\u1ea1ng theo chu\u1ea9n A<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1: D\u00f9ng k\u00ecm chuy\u00ean d\u1ee5ng c\u1eaft b\u1ecf v\u1ecf c\u00e1p. M\u1ee5c \u0111\u00edch c\u1eaft b\u1ecf v\u1ecf c\u00e1p l\u00e0 \u0111\u1ec3 hi\u1ec7n ra 8 s\u1ee3i d\u00e2y c\u00e1p nh\u1ecf v\u1edbi c\u00e1c m\u00e0u kh\u00e1c nhau b\u00ean trong. \u0110\u1ed9 d\u00e0i c\u1eaft h\u1ee3p l\u00fd l\u00e0 3cm t\u1eeb ph\u1ea7n cu\u1ed1i v\u1ecf c\u00e1p c\u1eaft v\u00e0o. D\u00e2y c\u00e1p m\u1ea1ng s\u1ebd v\u1eeba \u0111\u1eb9p.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2: Khi c\u1eaft xong v\u1ecf, th\u00e1o h\u1ebft ch\u00fang ta v\u00e0 s\u1eafp x\u1ebfp l\u1ea1i. Th\u1ee9 t\u1ef1 s\u1eafp x\u1ebfp s\u1ebd l\u00e0 tr\u1eafng, cam, xanh d\u01b0\u01a1ng, xanh l\u00e1 v\u00e0 n\u00e2u.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3: \u0110\u1ed5i v\u1ecb tr\u00ed m\u1ed9t d\u00e2y cho nhau. Nh\u1eefng d\u00e2y c\u00f3 m\u00e0u tr\u1eafng, xanh d\u01b0\u01a1ng v\u00e0 xanh l\u00e1 s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1ed5i v\u1ecb tr\u00ed. T\u00e1ch ch\u00fang ra v\u00e0 s\u1eafp x\u1ebfp l\u1ea1i ri\u00eang bi\u1ec7t. Ch\u1ec9nh s\u1eeda \u0111\u1ed9 d\u00e0i c\u00e1c d\u00e2y b\u1eb1ng nhau \u0111\u1ec3 d\u00e2y khi b\u1ea5m s\u1ebd d\u1ec5 ti\u1ebfp x\u00fac h\u01a1n. Kh\u00f4ng g\u00e2y ra t\u00ecnh tr\u1ea1ng qu\u00e1 d\u00e0i ho\u1eb7c qu\u00e1 ng\u1eafn.\u00a0<\/span><\/p>\n<figure id=\"attachment_279021\" aria-describedby=\"caption-attachment-279021\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-279021\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-1.jpg\" alt=\"RJ45-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-1-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-279021\" class=\"wp-caption-text\">Quy tr\u00ecnh th\u1ee9c hi\u1ec7n b\u1ea5m d\u00e2y<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4: D\u00f9ng l\u1ef1c \u00e9p c\u00e1c \u0111\u1ea7u d\u00e2y \u0111\u1ec3 c\u0103n th\u1eb3ng n\u00f3 ra. Khi c\u00e1c \u0111\u1ea7u d\u00e2y \u0111\u01b0\u1ee3c \u00e9p c\u00e0ng th\u1eb3ng th\u00ec m\u1eb7t ti\u1ebfp x\u00fac s\u1ebd cao h\u01a1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 5:\u00a0 \u0110\u1ec3 \u0111\u01b0a d\u00e2y m\u1ea1ng v\u00e0o c\u00e1c khe c\u1ee7a h\u1ea1t m\u1ea1ng, ch\u00fang ta \u00fap h\u1ea1t xu\u1ed1ng. Tay c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 lu\u1ed3n c\u00e1c \u0111\u1ea7u sau khi c\u1eaft c\u00e0o khe. Quy \u0111\u1ecbnh ph\u1ea3i \u0111\u00fang theo chu\u1ea9n v\u00e0 th\u1ee9 t\u1ef1 b\u1ea5m.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 6: Sau khi b\u1ea5m d\u00e2y m\u1ea1ng xong, d\u00f9ng k\u00ecm chuy\u00ean d\u1ee5ng \u0111\u1ec3 b\u1ea5m ch\u1eb7t nh\u1eefng n\u00fat n\u1ed1i, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u00fang s\u1ebd kh\u00f4ng b\u1ecb l\u1ecfng ra khi s\u1eed d\u1ee5ng.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 7: Ki\u1ec3m tra l\u1ea1i l\u1ea7n n\u1eefa. N\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 \u0111i\u1ec3m n\u00e0o ch\u01b0a \u0111\u01b0\u1ee3c n\u1ed1i ho\u1eb7c ti\u1ebfp x\u00fac t\u1ed1t, h\u00e3y c\u1eaft v\u00e0 \u0111i\u1ec1u ch\u1ec9nh l\u1ea1i cho t\u0103ng di\u1ec7n t\u00edch t\u1ed1t nh\u1ea5t.\u00a0<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">C\u00e1ch b\u1ea5m d\u00e2y m\u1ea1ng theo chu\u1ea9n B<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">B\u1ea5m d\u00e2y m\u1ea1ng RJ45 chu\u1ea9n B c\u0169ng kh\u00e1 gi\u1ed1ng v\u1edbi chu\u1ea9n A. Quy tr\u00ecnh th\u1ef1c hi\u1ec7n g\u1ed3m c\u00e1c b\u01b0\u1edbc:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1: D\u00f9ng k\u00ecm chuy\u00ean d\u1ee5ng c\u1eaft b\u1ecf v\u1ecf c\u00e1p \u0111\u1ec3 hi\u1ec7n ra 8 s\u1ee3i d\u00e2y c\u00e1p nh\u1ecf v\u1edbi c\u00e1c m\u00e0u kh\u00e1c nhau b\u00ean trong. \u0110\u1ed9 d\u00e0i c\u1eaft 3cm t\u1eeb ph\u1ea7n cu\u1ed1i v\u1ecf c\u00e1p c\u1eaft v\u00e0o.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2: Khi c\u1eaft xong v\u1ecf, th\u00e1o h\u1ebft ch\u00fang ta v\u00e0 s\u1eafp x\u1ebfp l\u1ea1i. Th\u1ee9 t\u1ef1 s\u1eafp x\u1ebfp s\u1ebd l\u00e0 tr\u1eafng cam, cam, tr\u1eafng xanh l\u00e1, xanh d\u01b0\u01a1ng, tr\u1eafng xanh d\u01b0\u01a1ng, xanh l\u00e1, tr\u1eafng n\u1ea5u v\u00e0 n\u00e2u.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3: \u0110\u1ed5i v\u1ecb tr\u00ed m\u1ed9t d\u00e2y cho nhau. Nh\u1eefng d\u00e2y c\u00f3 m\u00e0u tr\u1eafng, xanh d\u01b0\u01a1ng v\u00e0 xanh l\u00e1 s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1ed5i v\u1ecb tr\u00ed. T\u00e1ch ch\u00fang ra v\u00e0 s\u1eafp x\u1ebfp l\u1ea1i ri\u00eang bi\u1ec7t. Ch\u1ec9nh s\u1eeda \u0111\u1ed9 d\u00e0i c\u00e1c d\u00e2y b\u1eb1ng nhau \u0111\u1ec3 d\u00e2y khi b\u1ea5m s\u1ebd d\u1ec5 ti\u1ebfp x\u00fac h\u01a1n. Kh\u00f4ng g\u00e2y ra t\u00ecnh tr\u1ea1ng qu\u00e1 d\u00e0i ho\u1eb7c qu\u00e1 ng\u1eafn.<\/span><\/p>\n<figure id=\"attachment_279778\" aria-describedby=\"caption-attachment-279778\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-279778 size-full\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-2.jpg\" alt=\"RJ45-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-2-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-279778\" class=\"wp-caption-text\">C\u00e1ch b\u1ea5m d\u00e2y m\u1ea1ng theo chu\u1ea9n B RJ45<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4: D\u00f9ng l\u1ef1c \u00e9p c\u00e1c \u0111\u1ea7u d\u00e2y \u0111\u1ec3 c\u0103n th\u1eb3ng n\u00f3 ra. Khi c\u00e1c \u0111\u1ea7u d\u00e2y \u0111\u01b0\u1ee3c \u00e9p c\u00e0ng th\u1eb3ng th\u00ec m\u1eb7t ti\u1ebfp x\u00fac s\u1ebd cao h\u01a1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 5:\u00a0 \u0110\u1ec3 \u0111\u01b0a d\u00e2y m\u1ea1ng v\u00e0o c\u00e1c khe c\u1ee7a h\u1ea1t m\u1ea1ng, ch\u00fang ta \u00fap h\u1ea1t xu\u1ed1ng. Tay c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 lu\u1ed3n c\u00e1c \u0111\u1ea7u sau khi c\u1eaft c\u00e0o khe. Quy \u0111\u1ecbnh ph\u1ea3i \u0111\u00fang theo chu\u1ea9n v\u00e0 th\u1ee9 t\u1ef1 b\u1ea5m.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 6: Sau khi b\u1ea5m d\u00e2y m\u1ea1ng xong, d\u00f9ng k\u00ecm chuy\u00ean d\u1ee5ng \u0111\u1ec3 b\u1ea5m ch\u1eb7t nh\u1eefng n\u00fat n\u1ed1i, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u00fang s\u1ebd kh\u00f4ng b\u1ecb l\u1ecfng ra khi s\u1eed d\u1ee5ng.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 7: Ki\u1ec3m tra l\u1ea1i l\u1ea7n n\u1eefa. N\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 \u0111i\u1ec3m n\u00e0o ch\u01b0a \u0111\u01b0\u1ee3c n\u1ed1i ho\u1eb7c ti\u1ebfp x\u00fac t\u1ed1t, h\u00e3y c\u1eaft v\u00e0 \u0111i\u1ec1u ch\u1ec9nh l\u1ea1i cho t\u0103ng di\u1ec7n t\u00edch t\u1ed1t nh\u1ea5t.\u00a0<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">S\u1ef1 kh\u00e1c nhau gi\u1eefa RJ11 v\u00e0 RJ45<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Trong vi\u1ec5n th\u00f4ng, ngo\u00e0i RJ45 ch\u00fang ta c\u00f2n s\u1eed d\u1ee5ng r\u1ea5t nhi\u1ec1u nh\u1eefng lo\u1ea1i c\u00e1p kh\u00e1c nhau. Trong s\u1ed1 \u0111\u00f3, RJ11 v\u00e0 RJ45 s\u1ebd kh\u00e1 d\u1ec5 b\u1ecb nh\u1ea7m l\u1eabn v\u1edbi nhau. Ngo\u00e0i nh\u1eefng ch\u1ee9c n\u0103ng chung, n\u00f3 c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang bi\u1ec7t. C\u1ea5u h\u00ecnh RJ45 s\u1ebd c\u00f3 g\u1ed3m 8P8C, tuy nhi\u00ean c\u1ea5u h\u00ecnh c\u1ee7a RJ11 ch\u1ec9 c\u00f3 6P2C ho\u1eb7c 6P4C. Ngo\u00e0i ra, Registered Jack 45 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng th\u00f4ng d\u1ee5ng h\u01a1n do kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i nhi\u1ec1u b\u0103ng th\u00f4ng h\u01a1n.\u00a0<\/span><\/p>\n<figure id=\"attachment_279779\" aria-describedby=\"caption-attachment-279779\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-279779 size-full\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-3-1.jpg\" alt=\"RJ45-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-3-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-3-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/10\/RJ45-3-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-279779\" class=\"wp-caption-text\">S\u1ef1 kh\u00e1c nhau gi\u1eefa RJ11 v\u00e0 RJ45<\/figcaption><\/figure>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><strong>STT<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>\u0110\u1eb7c \u0111i\u1ec3m kh\u00e1c nhau<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>RJ45<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>RJ11<\/strong><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C\u1ea5u h\u00ecnh c\u1ee7a c\u00e1p<\/span><\/td>\n<td><span style=\"font-weight: 400;\">8P8C<\/span><\/td>\n<td><span style=\"font-weight: 400;\">6P4C ho\u1eb7c 6P2C<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">2<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u00ecnh d\u00e1ng\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Khe d\u1ea1ng h\u00ecnh ch\u1eef nh\u1eadt\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Khe d\u1ea1ng h\u00ecnh vu\u00f4ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">3<\/span><\/td>\n<td><span style=\"font-weight: 400;\">B\u0103ng th\u00f4ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">24Mbps<\/span><\/td>\n<td><span style=\"font-weight: 400;\">10Gbps<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">4<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u00e1ch d\u00f9ng<\/span><\/td>\n<td style=\"text-align: center;\">\n<ul>\n<li style=\"font-weight: 400; text-align: left;\"><span style=\"font-weight: 400;\">\u0110\u01b0\u1eddng truy\u1ec1n ADSL<\/span><\/li>\n<li style=\"font-weight: 400; text-align: left;\"><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng cho \u0111i\u1ec7n tho\u1ea1i<\/span><\/li>\n<\/ul>\n<\/td>\n<td>\n<ul>\n<li style=\"font-weight: 400; text-align: left;\"><span style=\"font-weight: 400;\">D\u00f9ng cho m\u1ea1ng m\u00e1y t\u00ednh<\/span><\/li>\n<li style=\"font-weight: 400; text-align: left;\"><span style=\"font-weight: 400;\">K\u1ebft n\u1ed1i modem v\u1edbi b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn (Wifi ho\u1eb7c Ethernet)<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span style=\"font-weight: 400;\">L\u1eddi k\u1ebft<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">RJ45 hay c\u00f2n g\u1ecdi l\u00e0 Registered Jack 45, m\u1ed9t d\u1ea1ng cap quan tr\u1ecdng trong k\u1ebft n\u1ed1i m\u1ea1ng v\u1edbi c\u00e1c thi\u1ebft b\u1ecb th\u00f4ng minh. V\u1edbi s\u1ef1 ph\u1ed5 bi\u1ebfn nh\u01b0 hi\u1ec7n nay v\u00e0 nhu c\u1ea7u c\u00e0ng cao c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, d\u1ea1ng c\u00e1p n\u00e0y \u0111ang ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn h\u01a1n. T\u00ednh \u1ee9ng d\u1ee5ng cao, d\u00f9ng \u0111\u01b0\u1ee3c cho nhi\u1ec1u thi\u1ebft b\u1ecb nh\u01b0 m\u00e1y t\u00ednh, tivi, m\u00e1y ch\u1ee7,&#8230; \u0110\u1eb7c bi\u1ec7t d\u00f9ng \u0111\u01b0\u1ee3c cho c\u1ea3 nh\u1eefng thi\u1ebft b\u1ecb c\u00f3 y\u00eau c\u1ea7u \u0111\u01b0\u1eddng truy\u1ec1n v\u00e0 k\u1ebft n\u1ed1i cao, ph\u1ee9c t\u1ea1p. Kh\u00f4ng ch\u1ec9 v\u1eady, lo\u1ea1i cap n\u00e0y c\u00f2n \u0111\u01b0\u1ee3c d\u00f9ng trong vi\u1ec7c chia s\u1ebb th\u00f4ng tin gi\u1eefa hai m\u00e1y t\u00ednh c\u00f3 v\u1ecb tr\u00ed c\u1ea7n n\u1ed1i g\u1ea7n nhau. B\u0103ng th\u00f4ng l\u1edbn h\u01a1n so v\u1edbi nhi\u1ec1u c\u00e1c d\u1ea1ng cap kh\u00e1c tr\u00ean th\u1ecb tr\u01b0\u1eddng. So v\u1edbi nhi\u1ec1u s\u1ea3n ph\u1ea9m kh\u00e1c tr\u00ean th\u1ecb tr\u01b0\u1eddng, lo\u1ea1i d\u00e2y m\u1ea1ng n\u00e0y c\u0169ng \u0111ang nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u \u0111\u00e1nh gi\u00e1 t\u1ed1t. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u1eady n\u00ean, \u0111\u00e2y s\u1ebd l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn cap ph\u00f9 h\u1ee3p cho m\u00e1y c\u1ee7a b\u1ea1n. <\/span><span style=\"font-weight: 400;\">\u0110\u1eebng qu\u00ean theo d\u00f5i Ho\u00e0ng H\u00e0 Mobile \u0111\u1ec3 c\u1eadp nh\u1eadt nh\u1eefng th\u00f4ng tin m\u1edbi nh\u1ea5t nh\u00e9.\u00a0<\/span><\/p>\n<ul>\n<li><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/day-cap-thunderbolt-4-pro-dai-3-met-cho-studio-display-ma-apple-ban-co-gi-ma-gia-gan-4-trieu-dong\/\">D\u00e2y c\u00e1p Thunderbolt 4 Pro d\u00e0i 3 m\u00e9t cho Studio Display Apple b\u00e1n c\u00f3 g\u00ec m\u00e0 gi\u00e1 g\u1ea7n 4 tri\u1ec7u \u0111\u1ed3ng?<\/a><\/strong><\/li>\n<li class=\"elementor-heading-title elementor-size-default\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/cap-lightning-apple\/\">Apple ch\u00ednh th\u1ee9c m\u1edf b\u00e1n c\u00e1p Lightning to 3.5mm v\u1edbi gi\u00e1 $35, bi\u1ebfn AirPods Max th\u00e0nh tai nghe c\u00f3 d\u00e2y<\/a><\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>RJ45 l\u00e0 m\u1ed9t trong nh\u1eefng \u0111\u1ea7u d\u00e2y c\u00e1p m\u1ea1ng quan tr\u1ecdng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn hi\u1ec7n nay. N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng m\u00e1y t\u00ednh, tivi th\u00f4ng minh, c\u00e1c thi\u1ebft b\u1ecb c\u00f4ng ngh\u1ec7 c\u00f3 k\u1ebft n\u1ed1i d\u1eef li\u1ec7u m\u1ea1ng th\u00ec kh\u00f4ng th\u1ec3 kh\u00f4ng bi\u1ebft \u0111\u1ebfn lo\u1ea1i d\u00e2y c\u00e1p n\u00e0y. N\u00f3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i gi\u1eefa [&hellip;]<\/p>\n","protected":false},"author":98,"featured_media":279024,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16,412],"tags":[],"class_list":["post-276942","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thu-thuat","category-thu-thuat-may-tinh"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>RJ45 v\u00e0 chu\u1ea9n m\u1ea1ng l\u00e0 g\u00ec? C\u00e1ch b\u1ea5m \u0111\u1ea7u d\u00e2y RJ45 theo chu\u1ea9n<\/title>\n<meta name=\"description\" content=\"RJ45 hay Registered Jack 45, m\u1ed9t d\u1ea1ng cap quan tr\u1ecdng trong k\u1ebft n\u1ed1i m\u1ea1ng v\u1edbi c\u00e1c thi\u1ebft b\u1ecb th\u00f4ng minh. Tham kh\u1ea3o ngay c\u00e1ch b\u1ea5m d\u00e2y nh\u00e9.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/rj45\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"RJ45 l\u00e0 g\u00ec? Chu\u1ea9n m\u1ea1ng RJ45 l\u00e0 g\u00ec? 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C\u00e1ch b\u1ea5m \u0111\u1ea7u d\u00e2y RJ45 theo chu\u1ea9n\",\"datePublished\":\"2023-10-30T15:56:03+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/rj45\\\/\"},\"wordCount\":3307,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/rj45\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/RJ45.jpg\",\"articleSection\":[\"Th\u1ee7 thu\u1eadt\",\"Th\u1ee7 thu\u1eadt m\u00e1y t\u00ednh\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/rj45\\\/#respond\"]}],\"copyrightYear\":\"2023\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/rj45\\\/\",\"url\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/rj45\\\/\",\"name\":\"RJ45 v\u00e0 chu\u1ea9n m\u1ea1ng l\u00e0 g\u00ec? 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