{"id":4746,"date":"2025-10-11T11:12:00","date_gmt":"2025-10-11T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/what-is-ieee-802-3-bt-poe-standard\/"},"modified":"2026-06-22T06:27:06","modified_gmt":"2026-06-22T06:27:06","slug":"what-is-ieee-802-3-bt-poe-standard","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/what-is-ieee-802-3-bt-poe-standard","title":{"rendered":"Ti\u00eau chu\u1ea9n IEEE 802.3bt (PoE++) \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch: Cung c\u1ea5p \u0111i\u1ec7n l\u00ean \u0111\u1ebfn 100 W qua Ethernet"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/de1af6b39d324448a18e106af875105b.webp\" alt=\"What is IEEE 802.3bt (PoE++) Standard?\" class=\"wp-image-4743\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/de1af6b39d324448a18e106af875105b.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/de1af6b39d324448a18e106af875105b-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/de1af6b39d324448a18e106af875105b-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/de1af6b39d324448a18e106af875105b-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/de1af6b39d324448a18e106af875105b-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>ch\u1ea5t l\u01b0\u1ee3ng cao, t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u1ea3 \u1ee9ng d\u1ee5ng Ethernet v\u00e0 OTN. <\/strong>Gi\u1edbi thi\u1ec7u: S\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a PoE<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>Ti\u00eau chu\u1ea9n IEEE 802.3bt<\/strong>, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong>PoE++<\/strong> or <strong>PoE 4 c\u1eb7p<\/strong>, \u0111\u1ea1i di\u1ec7n cho b\u01b0\u1edbc ti\u1ebfn m\u1edbi nh\u1ea5t trong <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-you-need-to-know-about-power-over-ethernet\/\"><strong>c\u00f4ng ngh\u1ec7 Cung c\u1ea5p \u0111i\u1ec7n qua Ethernet (PoE)<\/strong><\/a> \u0110\u01b0\u1ee3c ch\u00ednh th\u1ee9c th\u00f4ng qua v\u00e0o th\u00e1ng <strong>Ch\u00edn n\u0103m 2018<\/strong>, IEEE 802.3bt m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng cung c\u1ea5p \u0111i\u1ec7n c\u1ee7a c\u00e1c k\u1ebft n\u1ed1i Ethernet nh\u1eb1m \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng t\u1eeb c\u00e1c thi\u1ebft b\u1ecb hi\u1ec7u n\u0103ng cao nh\u01b0 camera PTZ 4K, \u0111i\u1ec3m truy c\u1eadp Wi-Fi 6\/6E <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-a-wireless-access-point-wap\/\">\u0111i\u1ec3m truy c\u1eadp<\/a>, v\u00e0 m\u00e1y kh\u00e1ch m\u1ecfng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1eb1ng c\u00e1ch cho ph\u00e9p cung c\u1ea5p \u0111i\u1ec7n l\u00ean \u0111\u1ebfn <strong>100 watt<\/strong> qua c\u00e1p Ethernet xo\u1eafn \u0111\u00f4i ti\u00eau chu\u1ea9n, IEEE 802.3bt \u0111\u00e3 tr\u1edf th\u00e0nh n\u1ec1n t\u1ea3ng c\u1ed1t l\u00f5i cho c\u00e1c m\u1ea1ng doanh nghi\u1ec7p, c\u00f4ng nghi\u1ec7p v\u00e0 IoT th\u1ebf h\u1ec7 ti\u1ebfp theo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>ch\u1ea5t l\u01b0\u1ee3ng cao, t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u1ea3 \u1ee9ng d\u1ee5ng Ethernet v\u00e0 OTN. <\/strong>C\u00e1c l\u1edbp c\u00f4ng su\u1ea5t v\u00e0 lo\u1ea1i \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a b\u1edfi IEEE 802.3bt<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u00eau chu\u1ea9n 802.3bt gi\u1edbi thi\u1ec7u <strong>hai lo\u1ea1i c\u00f4ng su\u1ea5t m\u1edbi<\/strong>\u2014<strong>Lo\u1ea1i 3<\/strong> and <strong>Lo\u1ea1i 4<\/strong>\u2014m\u1edf r\u1ed9ng \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng PoE tr\u01b0\u1edbc \u0111\u00e2y (802.3af) v\u00e0 PoE+ (802.3at).<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Ti\u00eau chu\u1ea9n<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>T\u00ean th\u00f4ng d\u1ee5ng<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Ngu\u1ed3n c\u1ea5p \u0111i\u1ec7n (PSE)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>C\u00f4ng su\u1ea5t thi\u1ebft b\u1ecb (PD)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>S\u1ed1 c\u1eb7p c\u00e1p s\u1eed d\u1ee5ng<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/ieee-802-3af-poe-standard-explained\/\">IEEE 802.3af<\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>PoE<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>15,4 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>12,95 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2 c\u1eb7p<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/ieee-802-3at-power-over-ethernet-plus-standard\/\">IEEE 802.3at<\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>PoE+<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>30 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>25,5 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2 c\u1eb7p<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>IEEE 802.3bt Lo\u1ea1i 3<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>PoE++<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>60 W<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>51 W<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>4 c\u1eb7p<\/strong><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>IEEE 802.3bt Lo\u1ea1i 4<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>PoE++ c\u00f4ng su\u1ea5t cao<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>100 W<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>71\u201390 W<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>4 c\u1eb7p<\/strong><\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >C\u00e1c c\u1ea3i ti\u1ebfn n\u1ed5i b\u1eadt<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Cung c\u1ea5p \u0111i\u1ec7n tr\u00ean 4 c\u1eb7p:<\/strong> S\u1eed d\u1ee5ng c\u1ea3 b\u1ed1n c\u1eb7p xo\u1eafn v\u1eeba \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u v\u1eeba \u0111\u1ec3 truy\u1ec1n \u0111i\u1ec7n.<\/p><\/li><li><p><strong>Hi\u1ec7u su\u1ea5t \u0111i\u1ec7n n\u0103ng t\u0103ng cao:<\/strong> Gi\u1ea3m t\u1ed5n th\u1ea5t \u0111i\u1ec7n n\u0103ng tr\u00ean c\u00e1p d\u00e0i.<\/p><\/li><li><p><strong>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ng\u01b0\u1ee3c:<\/strong> T\u01b0\u01a1ng th\u00edch \u0111\u1ea7y \u0111\u1ee7 v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n IEEE 802.3af v\u00e0 802.3at.<\/p><\/li><li><p><strong>H\u1ec7 th\u1ed1ng ph\u00e2n lo\u1ea1i \u0111\u01b0\u1ee3c n\u00e2ng cao:<\/strong> H\u1ed7 tr\u1ee3 l\u00ean \u0111\u1ebfn t\u00e1m l\u1edbp c\u00f4ng su\u1ea5t \u0111\u1ec3 ki\u1ec3m so\u00e1t chi ti\u1ebft h\u01a1n.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>ch\u1ea5t l\u01b0\u1ee3ng cao, t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u1ea3 \u1ee9ng d\u1ee5ng Ethernet v\u00e0 OTN. <\/strong>C\u00e1c \u0111\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt c\u1ee7a IEEE 802.3bt<\/h2>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p><strong>Qu\u1ea3n l\u00fd c\u00f4ng su\u1ea5t:<\/strong><br\/>Vi\u1ec7c ph\u00e2n b\u1ed5 c\u00f4ng su\u1ea5t \u0111\u1ed9ng cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb ngu\u1ed3n c\u1ea5p \u0111i\u1ec7n (PSE) qu\u1ea3n l\u00fd th\u00f4ng minh c\u00f4ng su\u1ea5t s\u1eb5n c\u00f3, t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb.<\/p><\/li><li><p><strong>Y\u00eau c\u1ea7u c\u00e1p:<\/strong><br\/>H\u1ed7 tr\u1ee3 c\u00e1p Ethernet Cat5e, Cat6 ho\u1eb7c cao h\u01a1n, v\u1edbi c\u1ea3 b\u1ed1n c\u1eb7p \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec3 truy\u1ec1n \u0111i\u1ec7n.<\/p><\/li><li><p><strong>D\u1ea3i \u0111i\u1ec7n \u00e1p:<\/strong><br\/>Ho\u1ea1t \u0111\u1ed9ng trong kho\u1ea3ng <strong>50 V \u0111\u1ebfn 57 V m\u1ed9t chi\u1ec1u<\/strong>, \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau.<\/p><\/li><li><p><strong>L\u01b0u \u00fd v\u1ec1 nhi\u1ec7t:<\/strong><br\/>Hi\u1ec7u su\u1ea5t \u0111\u01b0\u1ee3c n\u00e2ng cao gi\u00fap gi\u1ea3m thi\u1ec3u hi\u1ec7n t\u01b0\u1ee3ng n\u00f3ng l\u00ean trong c\u00e1c b\u00f3 c\u00e1p, h\u1ed7 tr\u1ee3 c\u00e1c l\u1eafp \u0111\u1eb7t m\u1eadt \u0111\u1ed9 cao.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>ch\u1ea5t l\u01b0\u1ee3ng cao, t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u1ea3 \u1ee9ng d\u1ee5ng Ethernet v\u00e0 OTN. <\/strong>C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a IEEE 802.3bt (PoE++)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng su\u1ea5t \u0111i\u1ec7n cao h\u01a1n c\u1ee7a IEEE 802.3bt cho ph\u00e9p m\u1edf r\u1ed9ng ph\u1ea1m vi c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i, bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Camera PTZ cao c\u1ea5p v\u00e0 camera 4K\/8K <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/ip-internet-protocol-cameras-overview\/\"><strong>Camera IP<\/strong><\/a><\/p><\/li><li><p><strong>C\u00e1c \u0111i\u1ec3m truy c\u1eadp Wi-Fi 6 \/ 6E \/ 7<\/strong><\/p><\/li><li><p><strong>H\u1ec7 th\u1ed1ng h\u1ed9i ngh\u1ecb truy\u1ec1n h\u00ecnh<\/strong><\/p><\/li><li><p><strong>Bi\u1ec3n qu\u1ea3ng c\u00e1o k\u1ef9 thu\u1eadt s\u1ed1 t\u01b0\u01a1ng t\u00e1c v\u00e0 ki-\u1ed1t<\/strong><\/p><\/li><li><p><strong>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00f4ng nghi\u1ec7p<\/strong><\/p><\/li><li><p><strong>M\u00e1y t\u00ednh mini v\u00e0 m\u00e1y kh\u00e1ch m\u1ecfng (thin client)<\/strong><\/p><\/li><li><p><strong>H\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng LED<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">PoE++ gi\u1ea3m nhu c\u1ea7u v\u1ec1 d\u00e2y d\u1eabn AC ri\u00eang bi\u1ec7t, \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c tri\u1ec3n khai trong c\u00e1c t\u00f2a nh\u00e0 th\u00f4ng minh, m\u1ea1ng gi\u00e1m s\u00e1t v\u00e0 c\u00f4ng nghi\u1ec7p <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/iot-internet-of-things-definition-and-real-world-examples\/\">IoT<\/a> h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>ch\u1ea5t l\u01b0\u1ee3ng cao, t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u1ea3 \u1ee9ng d\u1ee5ng Ethernet v\u00e0 OTN. <\/strong>IEEE 802.3bt so v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n PoE tr\u01b0\u1edbc \u0111\u00e2y<\/h2>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 180px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"180\"><p>\u0110\u1eb7c t\u00ednh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/ieee-802-3af-poe-standard-explained\/\">IEEE 802.3af (PoE)<\/a><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/ieee-802-3at-power-over-ethernet-plus-standard\/\">IEEE 802.3at (PoE+)<\/a><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>IEEE 802.3bt (PoE++)<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"180\"><p>N\u0103m ra m\u1eaft<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2003<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2009<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2018<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"180\"><p>C\u00f4ng su\u1ea5t t\u1ed1i \u0111a c\u1ee7a PSE<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>15,4 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>30 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>60\u2013100 W<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"180\"><p>C\u00f4ng su\u1ea5t t\u1ed1i \u0111a c\u1ee7a PD<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>12,95 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>25,5 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>51\u201390 W<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"180\"><p>S\u1ed1 c\u1eb7p d\u00e2y s\u1eed d\u1ee5ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>4<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"180\"><p>C\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec3n h\u00ecnh<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110i\u1ec7n tho\u1ea1i IP, \u0111i\u1ec3m truy c\u1eadp (AP)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Camera HD<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110i\u1ec3m truy c\u1eadp Wi-Fi 6, m\u00e0n h\u00ecnh, m\u00e1y t\u00ednh c\u00e1 nh\u00e2n (PC)<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi IEEE 802.3bt, c\u00f4ng ngh\u1ec7 PoE \u0111\u00e3 tr\u01b0\u1edfng th\u00e0nh t\u1eeb vi\u1ec7c c\u1ea5p ngu\u1ed3n cho \u0111i\u1ec7n tho\u1ea1i IP c\u1ee1 nh\u1ecf l\u00ean m\u1ee9c c\u1ea5p ngu\u1ed3n \u0111\u1ea7y \u0111\u1ee7 cho c\u00e1c thi\u1ebft b\u1ecb t\u00ednh to\u00e1n, gi\u00fap hi\u1ec7n th\u1ef1c h\u00f3a ki\u1ebfn tr\u00fac m\u1ea1ng v\u00e0 c\u1ea5p ngu\u1ed3n th\u1ed1ng nh\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>ch\u1ea5t l\u01b0\u1ee3ng cao, t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u1ea3 \u1ee9ng d\u1ee5ng Ethernet v\u00e0 OTN. <\/strong>Gi\u1ea3i ph\u00e1p b\u1ed9 bi\u1ebfn \u00e1p t\u1eeb t\u00ednh PoE++ c\u00f4ng su\u1ea5t cao LINK-PP<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3d10978c6d044ef5833ab1843ed8283c.webp\" alt=\"PoE++ LAN Magnetics\" class=\"wp-image-4744\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3d10978c6d044ef5833ab1843ed8283c.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3d10978c6d044ef5833ab1843ed8283c-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3d10978c6d044ef5833ab1843ed8283c-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3d10978c6d044ef5833ab1843ed8283c-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/3d10978c6d044ef5833ab1843ed8283c-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u \u0111i\u1ec7n v\u00e0 nhi\u1ec7t nghi\u00eam ng\u1eb7t c\u1ee7a IEEE 802.3bt, <strong>LINK-PP<\/strong> cung c\u1ea5p c\u00e1c b\u1ed9 bi\u1ebfn \u00e1p t\u1eeb t\u00ednh hi\u1ec7u n\u0103ng cao \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho <strong>c\u00e1c \u1ee9ng d\u1ee5ng PoE++<\/strong>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ud83d\udd39 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/452000.htm\"><strong>B\u1ed9 bi\u1ebfn \u00e1p m\u1ea1ng LAN PoE++<\/strong><\/a><strong> <\/strong>:<br\/>The <strong>LP72431ANL<\/strong> is a <strong>B\u1ed9 bi\u1ebfn \u00e1p m\u1ea1ng LAN PoE++ 10GBase-T m\u1ed9t c\u1ed5ng (lo\u1ea1i SMD)<\/strong> h\u1ed7 tr\u1ee3 <strong>kh\u1ea3 n\u0103ng cung c\u1ea5p c\u00f4ng su\u1ea5t PoE l\u00ean \u0111\u1ebfn 100 W<\/strong> v\u1edbi <strong>m\u1ed9t k\u00eanh 10Base-T<\/strong> and <strong>d\u00f2ng \u0111i\u1ec7n c\u00e2n b\u1eb1ng m\u1ed9t chi\u1ec1u 1,0 A m\u1ed7i c\u1ed5ng<\/strong>.<\/p><\/li><li><p>\ud83d\udd39 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/466243.htm\"><strong>Jack t\u1eeb t\u00ednh RJ45 PoE++<\/strong><\/a>:<br\/>L\u00fd t\u01b0\u1edfng cho <strong>IEEE 802.3at<\/strong> and <strong>3bt<\/strong> c\u00e1c thi\u1ebft k\u1ebf, mang l\u1ea1i kh\u1ea3 n\u0103ng cung c\u1ea5p c\u00f4ng su\u1ea5t m\u1ea1nh m\u1ebd v\u00e0 t\u00edch h\u1ee3p m\u1ea1ch in g\u1ecdn nh\u1eb9 cho c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch, camera v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi <strong>c\u00e1c b\u1ed9 bi\u1ebfn \u00e1p t\u1eeb t\u00ednh LINK-PP<\/strong>, k\u1ef9 s\u01b0 m\u1ea1ng c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o vi\u1ec7c truy\u1ec1n t\u1ea3i c\u00f4ng su\u1ea5t \u0111\u00e1ng tin c\u1eady, \u1ed5n \u0111\u1ecbnh nhi\u1ec7t n\u00e2ng cao v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt IEEE 802.3bt\u2014y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb Ethernet th\u1ebf h\u1ec7 m\u1edbi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>ch\u1ea5t l\u01b0\u1ee3ng cao, t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u1ea3 \u1ee9ng d\u1ee5ng Ethernet v\u00e0 OTN. <\/strong>K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>Ti\u00eau chu\u1ea9n IEEE 802.3bt (PoE++)<\/strong> \u0111\u00e3 bi\u1ebfn Power over Ethernet t\u1eeb m\u1ed9t t\u00ednh n\u0103ng ti\u1ec7n l\u1ee3i th\u00e0nh m\u1ed9t c\u00f4ng ngh\u1ec7 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1nh m\u1ebd, c\u00f3 kh\u1ea3 n\u0103ng cung c\u1ea5p an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 <strong>t\u1edbi 100 watt<\/strong> c\u00f4ng su\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p <strong>vi\u1ec7c truy\u1ec1n t\u1ea3i c\u00f4ng su\u1ea5t qua 4 c\u1eb7p d\u00e2y<\/strong>, <strong>qu\u1ea3n l\u00fd c\u00f4ng su\u1ea5t th\u00f4ng minh<\/strong>, and <strong>kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch r\u1ed9ng v\u1edbi thi\u1ebft b\u1ecb<\/strong>, PoE++ \u0111\u01a1n gi\u1ea3n h\u00f3a ki\u1ebfn tr\u00fac m\u1ea1ng v\u00e0 gi\u1ea3m chi ph\u00ed tri\u1ec3n khai tr\u00ean to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng doanh nghi\u1ec7p, c\u00f4ng nghi\u1ec7p v\u00e0 IoT.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 khai th\u00e1c t\u1ed1i \u0111a ti\u1ec1m n\u0103ng c\u1ee7a IEEE 802.3bt, h\u00e3y s\u1eed d\u1ee5ng <strong>C\u00e1c m\u00f4-\u0111un bi\u1ebfn \u00e1p t\u1eeb t\u00ednh PoE++ c\u1ee7a LINK-PP<\/strong> \u2014 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 mang l\u1ea1i hi\u1ec7u su\u1ea5t, \u0111\u1ed9 an to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady tr\u00ean c\u00e1c m\u1ea1ng Ethernet c\u00f4ng su\u1ea5t cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Kh\u00e1m ph\u00e1 to\u00e0n b\u1ed9 d\u00f2ng s\u1ea3n ph\u1ea9m <strong>th\u00e0nh ph\u1ea7n t\u1eeb t\u00ednh PoE<\/strong> t\u1ea1i <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\">www.l-p<\/a><a target=\"_new\" rel=\"noopener\" class=\"decorated-link\" href=\"https:\/\/www.l-p.com\">.com<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>ch\u1ea5t l\u01b0\u1ee3ng cao, t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u1ea3 \u1ee9ng d\u1ee5ng Ethernet v\u00e0 OTN. <\/strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 IEEE 802.3bt (PoE++)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >IEEE 802.3bt (PoE++) l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>IEEE 802.3bt<\/strong>, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong>PoE++<\/strong> or <strong>PoE 4 c\u1eb7p<\/strong>, l\u00e0 ti\u00eau chu\u1ea9n Power over Ethernet m\u1edbi nh\u1ea5t, cung c\u1ea5p l\u00ean \u0111\u1ebfn <strong>t\u1edbi 100 watt<\/strong> c\u00f4ng su\u1ea5t qua c\u00e1p Ethernet ti\u00eau chu\u1ea9n. Ti\u00eau chu\u1ea9n n\u00e0y m\u1edf r\u1ed9ng c\u00e1c ti\u00eau chu\u1ea9n tr\u01b0\u1edbc \u0111\u00f3\u2014<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/ieee-802-3af-poe-standard-explained\/\"><strong>3af (PoE)<\/strong><\/a> and <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/ieee-802-3at-power-over-ethernet-plus-standard\/\"><strong>3at (PoE+)<\/strong><\/a>\u2014b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng <strong>c\u1ea3 b\u1ed1n c\u1eb7p xo\u1eafn<\/strong> cho c\u1ea3 truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 truy\u1ec1n n\u0103ng l\u01b0\u1ee3ng, gi\u00fap ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng c\u00f4ng su\u1ea5t cao.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\" >S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa PoE++ lo\u1ea1i 3 v\u00e0 lo\u1ea1i 4 l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u00eau chu\u1ea9n IEEE 802.3bt x\u00e1c \u0111\u1ecbnh hai m\u1ee9c c\u00f4ng su\u1ea5t:<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 111px;\"\/><col style=\"width: 159px;\"\/><col style=\"width: 149px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"111\"><p>Lo\u1ea1i<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"159\"><p>Ngu\u1ed3n c\u1ea5p \u0111i\u1ec7n (PSE)<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"149\"><p>C\u00f4ng su\u1ea5t thi\u1ebft b\u1ecb (PD)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"111\"><p><strong>Lo\u1ea1i 3<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"159\"><p>60 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"149\"><p>51 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u00e1c \u0111i\u1ec3m truy c\u1eadp Wi-Fi 6, camera PTZ, m\u00e1y kh\u00e1ch m\u1ecfng<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"111\"><p><strong>Lo\u1ea1i 4<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"159\"><p>100 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"149\"><p>71\u201390 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>M\u00e0n h\u00ecnh LED, m\u00e1y t\u00ednh c\u00f4ng nghi\u1ec7p, thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i POS<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3 lo\u1ea1i 3 v\u00e0 lo\u1ea1i 4 \u0111\u1ec1u s\u1eed d\u1ee5ng <strong>truy\u1ec1n d\u1eabn 4 c\u1eb7p<\/strong>, nh\u01b0ng lo\u1ea1i 4 t\u0103ng g\u1ea5p \u0111\u00f4i d\u00f2ng \u0111i\u1ec7n tr\u00ean m\u1ed7i c\u1eb7p \u0111\u1ec3 cung c\u1ea5p l\u00ean \u0111\u1ebfn <strong>100W<\/strong> m\u1ed9t c\u00e1ch an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\" >PoE++ c\u00f3 t\u01b0\u01a1ng th\u00edch ng\u01b0\u1ee3c v\u1edbi c\u00e1c thi\u1ebft b\u1ecb PoE v\u00e0 PoE+ kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3. <strong>IEEE 802.3bt<\/strong> duy tr\u00ec \u0111\u1ea7y \u0111\u1ee7 <strong>v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng SFP+,<\/strong> v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n PoE tr\u01b0\u1edbc \u0111\u00f3. M\u1ed9t b\u1ed9 chuy\u1ec3n m\u1ea1ch ho\u1eb7c b\u1ed9 c\u1ea5p ngu\u1ed3n PoE++ c\u00f3 th\u1ec3 cung c\u1ea5p \u0111i\u1ec7n an to\u00e0n cho c\u00e1c thi\u1ebft b\u1ecb PoE+ (802.3at) v\u00e0 PoE (802.3af), t\u1ef1 \u0111\u1ed9ng th\u01b0\u01a1ng l\u01b0\u1ee3ng \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n ph\u00f9 h\u1ee3p.<br\/>Tuy nhi\u00ean, c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch PoE ho\u1eb7c PoE+ c\u0169 h\u01a1n <strong>kh\u00f4ng th\u1ec3 c\u1ea5p ngu\u1ed3n<\/strong> cho c\u00e1c thi\u1ebft b\u1ecb PoE++ (Lo\u1ea1i 3\/4) do gi\u1edbi h\u1ea1n c\u00f4ng su\u1ea5t th\u1ea5p h\u01a1n.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\" >Lo\u1ea1i c\u00e1p Ethernet n\u00e0o \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb cho IEEE 802.3bt?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 x\u1eed l\u00fd d\u00f2ng \u0111i\u1ec7n cao h\u01a1n v\u00e0 gi\u1ea3m thi\u1ec3u t\u1ed5n th\u1ea5t c\u00f4ng su\u1ea5t, <strong>c\u00e1p Ethernet Cat5e ho\u1eb7c cao h\u01a1n<\/strong> l\u00e0 b\u1eaft bu\u1ed9c.<br\/>\u0110\u1ed1i v\u1edbi c\u00e1c \u0111\u01b0\u1eddng c\u00e1p d\u00e0i ho\u1eb7c b\u00f3 c\u00e1p d\u00e0y \u0111\u1eb7c, <strong>c\u00e1p Cat6 ho\u1eb7c Cat6A<\/strong> \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb, v\u00ec ch\u00fang c\u00f3 <strong>\u0111i\u1ec7n tr\u1edf th\u1ea5p h\u01a1n<\/strong> v\u00e0 kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t t\u1ed1t h\u01a1n, \u0111\u1ea3m b\u1ea3o vi\u1ec7c cung c\u1ea5p \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh l\u00ean \u0111\u1ebfn <strong>100 m\u00e9t (328 feet)<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\" >Nh\u1eefng thi\u1ebft b\u1ecb n\u00e0o c\u00f3 th\u1ec3 h\u01b0\u1edfng l\u1ee3i t\u1eeb IEEE 802.3bt (PoE++)?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">PoE++ cho ph\u00e9p cung c\u1ea5p \u0111i\u1ec7n cho nhi\u1ec1u thi\u1ebft b\u1ecb ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t cao, bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>C\u00e1c \u0111i\u1ec3m truy c\u1eadp Wi-Fi 6 \/ Wi-Fi 7<\/strong><\/p><\/li><li><p><strong>Camera IP 4K\/8K c\u00f3 ch\u1ee9c n\u0103ng xoay nghi\u00eang zoom (PTZ) v\u00e0 h\u1ed3ng ngo\u1ea1i (IR)<\/strong><\/p><\/li><li><p><strong>M\u00e0n h\u00ecnh qu\u1ea3ng c\u00e1o k\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 qu\u1ea7y th\u00f4ng tin c\u1ea3m \u1ee9ng<\/strong><\/p><\/li><li><p><strong>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u1ea3m bi\u1ebfn IoT c\u00f4ng nghi\u1ec7p<\/strong><\/p><\/li><li><p><strong>Thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i b\u00e1n l\u1ebb (POS)<\/strong><\/p><\/li><li><p><strong>M\u00e1y t\u00ednh mini, NUC v\u00e0 m\u00e1y tr\u1ea1m m\u1ecfng<\/strong><\/p><\/li><li><p><strong>H\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng LED th\u00f4ng minh<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c \u1ee9ng d\u1ee5ng n\u00e0y h\u01b0\u1edfng l\u1ee3i t\u1eeb vi\u1ec7c qu\u1ea3n l\u00fd ngu\u1ed3n t\u1eadp trung v\u00e0 gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p trong \u0111i d\u00e2y.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\" >PoE++ c\u00f3 an to\u00e0n cho c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng hi\u1ec7n c\u00f3 hay kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3. Ti\u00eau chu\u1ea9n IEEE 802.3bt bao g\u1ed3m c\u00e1c c\u01a1 ch\u1ebf <strong>ph\u00e1t hi\u1ec7n v\u00e0 ph\u00e2n lo\u1ea1i t\u00edch h\u1ee3p<\/strong> \u0111\u1ec3 x\u00e1c minh xem thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i c\u00f3 h\u1ed7 tr\u1ee3 PoE hay kh\u00f4ng tr\u01b0\u1edbc khi c\u1ea5p \u0111i\u1ec7n.<br\/>N\u00f3 c\u0169ng s\u1eed d\u1ee5ng <strong>c\u00e2n b\u1eb1ng d\u00f2ng \u0111i\u1ec7n<\/strong> and <strong>qu\u1ea3n l\u00fd nhi\u1ec7t<\/strong> nh\u1eb1m \u0111\u1ea3m b\u1ea3o an to\u00e0n cho c\u00e1p v\u00e0 \u0111\u1ea7u n\u1ed1i, ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n t\u1ea3i cao.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\" >C\u00f4ng su\u1ea5t v\u00e0 \u0111i\u1ec7n \u00e1p t\u1ed1i \u0111a m\u00e0 IEEE 802.3bt s\u1eed d\u1ee5ng l\u00e0 bao nhi\u00eau?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>C\u00f4ng su\u1ea5t \u0111\u1ea7u ra t\u1ed1i \u0111a c\u1ee7a PSE:<\/strong> 100 W<\/p><\/li><li><p><strong>C\u00f4ng su\u1ea5t s\u1eb5n c\u00f3 \u0111i\u1ec3n h\u00ecnh c\u1ee7a PD:<\/strong> 71\u201390 W<\/p><\/li><li><p><strong>D\u1ea3i \u0111i\u1ec7n \u00e1p ho\u1ea1t \u0111\u1ed9ng:<\/strong> 50\u201357 V m\u1ed9t chi\u1ec1u<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7u su\u1ea5t n\u00e0y cho ph\u00e9p PoE++ c\u1ea5p \u0111i\u1ec7n cho c\u00e1c thi\u1ebft b\u1ecb v\u1ed1n tr\u01b0\u1edbc \u0111\u00e2y kh\u00f4ng th\u1ec3 v\u1eadn h\u00e0nh ch\u1ec9 qua k\u1ebft n\u1ed1i Ethernet.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >PoE++ c\u00f3 th\u1ec3 c\u1ea5p ngu\u1ed3n cho m\u00e1y t\u00ednh x\u00e1ch tay ho\u1eb7c m\u00e0n h\u00ecnh ti\u00eau chu\u1ea9n hay kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3 \u2014 <strong>Lo\u1ea1i 4 (100W)<\/strong> PoE++ c\u00f3 th\u1ec3 c\u1ea5p ngu\u1ed3n cho c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 <strong>m\u00e1y t\u00ednh mini, m\u00e1y t\u00ednh b\u1ea3ng c\u00f4ng nghi\u1ec7p ho\u1eb7c m\u00e0n h\u00ecnh m\u1ecfng<\/strong>, t\u00f9y thu\u1ed9c v\u00e0o hi\u1ec7u su\u1ea5t ti\u00eau th\u1ee5 \u0111i\u1ec7n v\u00e0 kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 c\u1ee7a b\u1ed9 chuy\u1ec3n \u0111\u1ed5i. Tuy nhi\u00ean, ph\u1ea7n l\u1edbn m\u00e1y t\u00ednh x\u00e1ch tay ti\u00eau d\u00f9ng v\u1eabn y\u00eau c\u1ea7u <strong>Cung c\u1ea5p \u0111i\u1ec7n qua c\u1ed5ng USB-C (PD)<\/strong> thay v\u00ec PoE d\u1ef1a tr\u00ean Ethernet.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\" >L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c tri\u1ec3n khai ti\u00eau chu\u1ea9n IEEE 802.3bt PoE++ trong m\u1ea1ng doanh nghi\u1ec7p l\u00e0 g\u00ec?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u01a1n gi\u1ea3n h\u00f3a<\/strong> \u2014 M\u1ed9t c\u00e1p cho c\u1ea3 d\u1eef li\u1ec7u v\u00e0 ngu\u1ed3n \u0111i\u1ec7n.<\/p><\/li><li><p><strong>Chi ph\u00ed l\u1eafp \u0111\u1eb7t th\u1ea5p h\u01a1n<\/strong> \u2014 Kh\u00f4ng c\u1ea7n \u1ed5 c\u1eafm AC g\u1ea7n t\u1eebng thi\u1ebft b\u1ecb.<\/p><\/li><li><p><strong>Ki\u1ec3m so\u00e1t ngu\u1ed3n t\u1eadp trung<\/strong> \u2014 \u0110\u01b0\u1ee3c qu\u1ea3n l\u00fd t\u1eeb c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch PoE.<\/p><\/li><li><p><strong>Hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng<\/strong> \u2014 Ph\u00e2n b\u1ed5 ngu\u1ed3n th\u00f4ng minh gi\u00fap gi\u1ea3m l\u00e3ng ph\u00ed.<\/p><\/li><li><p><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/strong> \u2014 S\u1eb5n s\u00e0ng cho t\u01b0\u01a1ng lai v\u1edbi c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t cao.<\/p><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Kh\u00e1m ph\u00e1 ti\u00eau chu\u1ea9n IEEE 802.3bt (PoE++) cung c\u1ea5p c\u00f4ng su\u1ea5t l\u00ean \u0111\u1ebfn 100W qua Ethernet. T\u00ecm hi\u1ec3u c\u00e1c t\u00ednh n\u0103ng ch\u00ednh, c\u00e1c lo\u1ea1i c\u00f4ng su\u1ea5t v\u00e0 \u1ee9ng d\u1ee5ng c\u00f9ng c\u00e1c gi\u1ea3i ph\u00e1p LINK-PP PoE++ Magnetics.<\/p>","protected":false},"author":1,"featured_media":4745,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[22,23],"class_list":["post-4746","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-integrated-rj45-connectors","tag-link-pp-lan-transformers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/comments?post=4746"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4746\/revisions"}],"predecessor-version":[{"id":11026,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4746\/revisions\/11026"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/4745"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=4746"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=4746"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=4746"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}