{"id":4341,"date":"2025-11-11T11:12:00","date_gmt":"2025-11-11T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/in-band-network-telemetry-real-time-monitoring-and-insights\/"},"modified":"2026-06-22T05:13:35","modified_gmt":"2026-06-22T05:13:35","slug":"in-band-network-telemetry-real-time-monitoring-and-insights","status":"publish","type":"post","link":"https:\/\/resources.l-p.com\/vi\/glossary\/in-band-network-telemetry-real-time-monitoring-and-insights","title":{"rendered":"Unlocking Network Visibility: A Deep Dive into In-band Network Telemetry (INT)"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1408\" height=\"768\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/6af6beeb1c94438cabf162a2828c5cf9.jpg\" alt=\"What Is In-band Network Telemetry\" class=\"wp-image-4338\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/6af6beeb1c94438cabf162a2828c5cf9.jpg 1408w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/6af6beeb1c94438cabf162a2828c5cf9-300x164.jpg 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/6af6beeb1c94438cabf162a2828c5cf9-1024x559.jpg 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/6af6beeb1c94438cabf162a2828c5cf9-768x419.jpg 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/6af6beeb1c94438cabf162a2828c5cf9-18x10.jpg 18w\" sizes=\"(max-width: 1408px) 100vw, 1408px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>T\u1ea1i sao INT l\u00e0 m\u1ed9t b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 \u0111\u1ed1i v\u1edbi c\u00e1c m\u1ea1ng hi\u1ec7n \u0111\u1ea1i<\/strong>Trong nhi\u1ec1u th\u1eadp k\u1ef7, qu\u1ea3n l\u00fd m\u1ea1ng th\u01b0\u1eddng gi\u1ed1ng nh\u01b0 c\u00f4ng vi\u1ec7c \u0111i\u1ec1u tra. B\u1ea1n bi\u1ebft r\u1eb1ng c\u00f3 v\u1ea5n \u0111\u1ec1\u2014\u1ee9ng d\u1ee5ng ch\u1ea1y ch\u1eadm, k\u1ebft n\u1ed1i b\u1ecb ng\u1eaft qu\u00e3ng\u2014nh\u01b0ng vi\u1ec7c x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c nguy\u00ean nh\u00e2n trong m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn m\u1ea1ng ph\u1ee9c t\u1ea1p l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c. C\u00e1c c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t truy\u1ec1n th\u1ed1ng nh\u01b0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/glossary\/simple-network-management-protocol-snmp-network-monitoring\/\"><strong>SNMP<\/strong><\/a> v\u00e0 nh\u1eadt k\u00fd lu\u1ed3ng (flow logs) cung c\u1ea5p c\u00e1i nh\u00ecn t\u1ed5ng quan \u1edf m\u1ee9c cao, nh\u01b0ng l\u1ea1i thi\u1ebfu chi ti\u1ebft chi ti\u1ebft theo th\u1eddi gian th\u1ef1c c\u1ea7n thi\u1ebft cho c\u00e1c m\u00f4i tr\u01b0\u1eddng hi\u1ec7n \u0111\u1ea1i v\u00e0 n\u0103ng \u0111\u1ed9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y c\u00f9ng kh\u00e1m ph\u00e1 <strong>Telemetry m\u1ea1ng n\u1ed9i tuy\u1ebfn (In-band Network Telemetry \u2013 INT)<\/strong>, m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn c\u00e1ch m\u1ea1ng, bi\u1ebfn vi\u1ec7c thu th\u1eadp d\u1eef li\u1ec7u m\u1ea1ng t\u1eeb ph\u00e2n t\u00edch sau s\u1ef1 c\u1ed1 th\u00e0nh m\u1ed9t quy tr\u00ecnh tr\u1ef1c ti\u1ebfp v\u00e0 ch\u00ednh x\u00e1c nh\u01b0 ph\u1eabu thu\u1eadt.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udccc Nh\u1eefng \u0111i\u1ec3m n\u1ed5i b\u1eadt<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Telemetry m\u1ea1ng n\u1ed9i tuy\u1ebfn<\/strong> cho ph\u00e9p b\u1ea1n theo d\u00f5i c\u00e1c g\u00f3i tin m\u1ea1ng theo th\u1eddi gian th\u1ef1c. \u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ea1n nhanh ch\u00f3ng ph\u00e1t hi\u1ec7n s\u1ef1 c\u1ed1 v\u00e0 quan s\u00e1t c\u00e1ch l\u01b0u l\u01b0\u1ee3ng di chuy\u1ec3n.<\/p><\/li><li><p>Khung INT ch\u00e8n th\u00eam th\u00f4ng tin v\u00e0o c\u00e1c g\u00f3i tin. Vi\u1ec7c n\u00e0y cung c\u1ea5p nhi\u1ec1u chi ti\u1ebft h\u01a1n m\u00e0 kh\u00f4ng l\u00e0m ch\u1eadm m\u1ea1ng.<\/p><\/li><li><p>D\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c t\u1eeb telemetry n\u1ed9i tuy\u1ebfn gi\u00fap b\u1ea1n kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 m\u1ea1ng nhanh ch\u00f3ng. \u0110i\u1ec1u n\u00e0y c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t m\u1ea1ng v\u00e0 n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng.<\/p><\/li><li><p>Gi\u00e1m s\u00e1t lu\u1ed3ng chi ti\u1ebft cho ph\u00e9p b\u1ea1n theo d\u00f5i \u0111\u01b0\u1eddng \u0111i c\u1ee7a t\u1eebng g\u00f3i tin. Nh\u1edd \u0111\u00f3, vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111i\u1ec3m ngh\u1ebdn v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t m\u1ea1ng tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n.<\/p><\/li><li><p>Vi\u1ec7c s\u1eed d\u1ee5ng telemetry m\u1ea1ng n\u1ed9i tuy\u1ebfn gi\u00fap vi\u1ec7c kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 v\u00e0 m\u1edf r\u1ed9ng m\u1ea1ng tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n. B\u1ea1n c\u00f3 th\u1ec3 qu\u1ea3n l\u00fd hi\u1ec7u qu\u1ea3 c\u1ea3 m\u1ea1ng nh\u1ecf l\u1eabn m\u1ea1ng l\u1edbn.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udccc Telemetry m\u1ea1ng n\u1ed9i tuy\u1ebfn (INT) th\u1ef1c ch\u1ea5t l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Telemetry m\u1ea1ng n\u1ed9i tuy\u1ebfn (In-band Network Telemetry \u2013 INT)<\/strong> l\u00e0 m\u1ed9t khung n\u00e2ng cao v\u00e0 t\u1eadp h\u1ee3p c\u00e1c giao th\u1ee9c cho ph\u00e9p thu th\u1eadp v\u00e0 xu\u1ea5t d\u1eef li\u1ec7u telemetry tr\u1ef1c ti\u1ebfp <em>trong<\/em> tr\u00ean \u0111\u01b0\u1eddng chuy\u1ec3n ti\u1ebfp c\u1ee7a g\u00f3i d\u1eef li\u1ec7u. Kh\u00e1c v\u1edbi vi\u1ec7c gi\u00e1m s\u00e1t ngo\u00e0i b\u0103ng (out-of-band) truy\u1ec1n th\u1ed1ng\u2014trong \u0111\u00f3 c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c truy v\u1ea5n ri\u00eang l\u1ebb\u2014INT bi\u1ebfn ch\u00ednh g\u00f3i d\u1eef li\u1ec7u th\u00e0nh m\u1ed9t \u201cm\u00e1y ghi h\u00e0nh tr\u00ecnh\u201d.\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi m\u1ed9t g\u00f3i tin di chuy\u1ec3n t\u1eeb ngu\u1ed3n \u0111\u1ebfn \u0111\u00edch, m\u1ed7i thi\u1ebft b\u1ecb m\u1ea1ng h\u1ed7 tr\u1ee3 INT (b\u1ed9 chuy\u1ec3n m\u1ea1ch, b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn, card giao di\u1ec7n m\u1ea1ng NIC) s\u1ebd th\u00eam m\u1ed9t \u201cd\u1ea5u m\u1ed9c\u201d ho\u1eb7c \u201cl\u1ec7nh\u201d nh\u1ecf v\u00e0o ti\u00eau \u0111\u1ec1 g\u00f3i tin. D\u1ea5u m\u1ed9c n\u00e0y ch\u1ee9a d\u1eef li\u1ec7u hi\u1ec7u su\u1ea5t ch\u00ednh x\u00e1c v\u1ec1 thi\u1ebft b\u1ecb \u0111\u00f3 t\u1ea1i th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3. Khi g\u00f3i tin r\u1eddi kh\u1ecfi m\u1ea1ng, n\u00f3 mang theo l\u1ecbch s\u1eed chi ti\u1ebft t\u1eebng b\u01b0\u1edbc nh\u1ea3y (hop-by-hop) v\u1ec1 to\u00e0n b\u1ed9 h\u00e0nh tr\u00ecnh c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udccc INT ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o: H\u00e0nh tr\u00ecnh c\u1ee7a m\u1ed9t \u201cg\u00f3i tin t\u1ef1 nh\u1eadn th\u1ee9c\u201d<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>INT<\/strong> quy tr\u00ecnh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia nh\u1ecf th\u00e0nh m\u1ed9t lu\u1ed3ng r\u00f5 r\u00e0ng v\u00e0 tu\u1ea7n t\u1ef1:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>Ch\u00e8n h\u01b0\u1edbng d\u1eabn:<\/strong> M\u1ed9t thi\u1ebft b\u1ecb m\u1ea1ng (th\u01b0\u1eddng l\u00e0 ngu\u1ed3n ho\u1eb7c \u201cb\u1ed9 thu th\u1eadp d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng\u201d) c\u1ea5u h\u00ecnh lu\u1ed3ng d\u1eef li\u1ec7u b\u1eb1ng c\u00e1ch ch\u00e8n c\u00e1c h\u01b0\u1edbng d\u1eabn INT v\u00e0o ti\u00eau \u0111\u1ec1 g\u00f3i tin.<\/p><\/li><li><p style=\"margin: 0px 0px 8px;\"><strong>Nh\u00fang d\u1eef li\u1ec7u:<\/strong> Khi g\u00f3i tin \u0111i qua t\u1eebng thi\u1ebft b\u1ecb m\u1ea1ng tr\u00ean \u0111\u01b0\u1eddng \u0111i c\u1ee7a n\u00f3, thi\u1ebft b\u1ecb \u0111\u00f3 \u0111\u1ecdc h\u01b0\u1edbng d\u1eabn v\u00e0 b\u1ed5 sung d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng ri\u00eang v\u00e0o g\u00f3i. C\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p><ul><li><p style=\"margin: 0px;\">ID b\u1ed9 chuy\u1ec3n m\u1ea1ch<\/p><\/li><li><p style=\"margin: 0px;\">ID c\u1ed5ng \u0111\u1ea7u v\u00e0o\/\u0111\u1ea7u ra<\/p><\/li><li><p style=\"margin: 0px;\">D\u1ea5u th\u1eddi gian (\u0111\u1ed9 tr\u1ec5 \u0111\u1ea7u v\u00e0o\/\u0111\u1ea7u ra)<\/p><\/li><li><p style=\"margin: 0px;\">M\u1ee9c \u0111\u1ed9 t\u1eafc ngh\u1ebdn h\u00e0ng \u0111\u1ee3i<\/p><\/li><li><p style=\"margin: 0px;\">M\u1ee9c s\u1eed d\u1ee5ng b\u1ed9 \u0111\u1ec7m<\/p><\/li><li><p style=\"margin: 0px;\">M\u1ee9c s\u1eed d\u1ee5ng li\u00ean k\u1ebft<\/p><\/li><\/ul><\/li><li><p style=\"margin: 0px;\"><strong>T\u1ea1o b\u00e1o c\u00e1o:<\/strong> T\u1ea1i m\u1ed9t \u0111i\u1ec3m \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh (th\u01b0\u1eddng l\u00e0 n\u00fat cu\u1ed1i c\u00f9ng ho\u1eb7c m\u1ed9t n\u00fat gi\u00e1m s\u00e1t c\u1ee5 th\u1ec3), d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng \u0111\u00e3 t\u00edch l\u0169y s\u1ebd \u0111\u01b0\u1ee3c t\u00e1ch ra kh\u1ecfi g\u00f3i tin v\u00e0 g\u1eedi t\u1edbi b\u1ed9 thu th\u1eadp trung t\u00e2m \u0111\u1ec3 ph\u00e2n t\u00edch. D\u1eef li\u1ec7u t\u1ea3i g\u1ed1c ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i m\u00e0 kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y cung c\u1ea5p c\u00e1i nh\u00ecn ch\u01b0a t\u1eebng c\u00f3 v\u1ec1 tr\u1ea1ng th\u00e1i m\u1ea1ng theo th\u1eddi gian th\u1ef1c t\u1eeb g\u00f3c nh\u00ecn c\u1ee7a m\u1eb7t ph\u1eb3ng d\u1eef li\u1ec7u.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"596\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/9e8605ed49b444ef8fcdd07a891dc343.webp\" alt=\"In-band Network Telemetry\" class=\"wp-image-4339\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/9e8605ed49b444ef8fcdd07a891dc343.webp 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/9e8605ed49b444ef8fcdd07a891dc343-300x149.webp 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/9e8605ed49b444ef8fcdd07a891dc343-1024x509.webp 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/9e8605ed49b444ef8fcdd07a891dc343-768x381.webp 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/9e8605ed49b444ef8fcdd07a891dc343-18x9.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udccc INT so v\u1edbi Gi\u00e1m s\u00e1t Truy\u1ec1n th\u1ed1ng: L\u1ee3i th\u1ebf r\u00f5 r\u00e0ng<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y so s\u00e1nh INT v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 m\u00e0 ch\u00fang ta \u0111\u00e3 d\u1ef1a v\u00e0o trong nhi\u1ec1u n\u0103m.<\/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;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Feature<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>Telemetry m\u1ea1ng n\u1ed9i tuy\u1ebfn (In-band Network Telemetry \u2013 INT)<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>Gi\u00e1m s\u00e1t Truy\u1ec1n th\u1ed1ng (v\u00ed d\u1ee5: SNMP)<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0110\u1ed9 chi ti\u1ebft d\u1eef li\u1ec7u<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Theo t\u1eebng g\u00f3i, t\u1eebng b\u01b0\u1edbc nh\u1ea3y, \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ebfn microgi\u00e2y<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1ed5ng h\u1ee3p \u1edf c\u1ea5p thi\u1ebft b\u1ecb, l\u1ea5y m\u1eabu m\u1ed7i v\u00e0i ph\u00fat<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0110\u1ed9 m\u1edbi c\u1ee7a d\u1eef li\u1ec7u<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1eddi gian th\u1ef1c, kh\u1ea3 n\u0103ng quan s\u00e1t ngay l\u1eadp t\u1ee9c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>B\u1ecb tr\u00ec ho\u00e3n, ch\u1ec9 ph\u1ea3n \u00e1nh l\u1ecbch s\u1eed<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0110\u1ecbnh v\u1ecb s\u1ef1 c\u1ed1<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>X\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c thi\u1ebft b\u1ecb v\u00e0 h\u00e0ng \u0111\u1ee3i g\u00e2y ra \u0111\u1ed9 tr\u1ec5\/\u0111\u1ed9 gi\u1eadt<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ch\u1ec9 cho bi\u1ebft c\u00f3 v\u1ea5n \u0111\u1ec1 x\u1ea3y ra, nh\u01b0ng kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c v\u1ecb tr\u00ed ch\u00ednh x\u00e1c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>T\u1ea3i ph\u1ee5<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p, nh\u01b0ng th\u00eam m\u1ed9t s\u1ed1 byte v\u00e0o ti\u00eau \u0111\u1ec1 m\u1ed7i g\u00f3i<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao, do s\u1eed d\u1ee5ng c\u00e1c truy v\u1ea5n ri\u00eang bi\u1ec7t tr\u00ean m\u1eb7t ph\u1eb3ng \u0111i\u1ec1u khi\u1ec3n<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Ph\u1ea1m vi v\u1ea5n \u0111\u1ec1<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>L\u00fd t\u01b0\u1edfng cho c\u00e1c v\u1ea5n \u0111\u1ec1 hi\u1ec7u n\u0103ng chi ti\u1ebft (c\u00e1c \u0111\u1ee3t t\u1ea3i cao ng\u1eafn h\u1ea1n, \u0111\u1ed9 tr\u1ec5 t\u1ea1m th\u1eddi)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 s\u1ee9c kh\u1ecfe t\u1ed5ng th\u1ec3 v\u00e0 ph\u00e2n t\u00edch xu h\u01b0\u1edbng d\u00e0i h\u1ea1n<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udccc V\u00ec sao INT l\u00e0 b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 \u0111\u1ed1i v\u1edbi c\u00e1c m\u1ea1ng hi\u1ec7n \u0111\u1ea1i<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u00e1 tr\u1ecb c\u1ee7a <strong>INT<\/strong> tr\u1edf n\u00ean r\u00f5 r\u00e0ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng ph\u1ee9c t\u1ea1p.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>Qu\u1ea3n l\u00fd hi\u1ec7u n\u0103ng ch\u1ee7 \u0111\u1ed9ng:<\/strong> Nh\u1eadn di\u1ec7n c\u00e1c \u0111i\u1ec3m n\u00f3ng m\u1ea1ng v\u00e0 t\u1eafc ngh\u1ebdn vi m\u00f4 <em>tr\u01b0\u1edbc khi<\/em> \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c \u1ee9ng d\u1ee5ng then ch\u1ed1t. \u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 tr\u1ec5 th\u1ea5p <strong>t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u n\u0103ng m\u1ea1ng l\u00e2u d\u00e0i<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>C\u00e1ch ly s\u1ef1 c\u1ed1 nhanh ch\u00f3ng:<\/strong> Thay v\u00ec d\u00e0nh h\u00e0ng gi\u1edd \u0111\u1ec3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1, INT c\u00f3 th\u1ec3 ngay l\u1eadp t\u1ee9c x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch, c\u1ed5ng ho\u1eb7c h\u00e0ng \u0111\u1ee3i g\u00e2y m\u1ea5t g\u00f3i ho\u1eb7c \u0111\u1ed9 tr\u1ec5, t\u1eeb \u0111\u00f3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 Th\u1eddi gian Trung b\u00ecnh \u0111\u1ec3 Gi\u1ea3i quy\u1ebft S\u1ef1 c\u1ed1 (MTTR).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Vi\u1ec7c x\u00e1c th\u1ef1c Th\u1ecfa thu\u1eadn M\u1ee9c \u0111\u1ed9 D\u1ecbch v\u1ee5 (SLA):<\/strong> V\u1edbi d\u1eef li\u1ec7u theo lu\u1ed3ng v\u00e0 \u0111\u1ea7u cu\u1ed1i, b\u1ea1n c\u00f3 th\u1ec3 kh\u1eb3ng \u0111\u1ecbnh m\u1ed9t c\u00e1ch d\u1ee9t kho\u00e1t li\u1ec7u m\u1ea1ng c\u1ee7a m\u00ecnh c\u00f3 \u0111\u00e1p \u1ee9ng c\u00e1c cam k\u1ebft hi\u1ec7u su\u1ea5t hay kh\u00f4ng.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>N\u1ec1n t\u1ea3ng cho T\u1ef1 \u0111\u1ed9ng h\u00f3a:<\/strong> D\u00f2ng d\u1eef li\u1ec7u phong ph\u00fa v\u00e0 th\u1eddi gian th\u1ef1c t\u1eeb INT l\u00e0 ngu\u1ed3n \u201cnhi\u00ean li\u1ec7u\u201d ho\u00e0n h\u1ea3o cho c\u00e1c h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng h\u00f3a m\u1ea1ng d\u1ef1a tr\u00ean AI\/ML v\u00e0 m\u1ea1ng d\u1ef1a tr\u00ean \u00fd \u0111\u1ecbnh.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 khai th\u00e1c \u0111\u1ea7y \u0111\u1ee7 nh\u1eefng l\u1ee3i \u00edch n\u00e0y, c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng m\u1ea1nh m\u1ebd l\u00e0 \u0111i\u1ec1u b\u1eaft bu\u1ed9c. \u0110\u00e2y l\u00e0 n\u01a1i c\u00e1c gi\u1ea3i ph\u00e1p quang h\u1ecdc hi\u1ec7u n\u0103ng cao t\u1eeb c\u00e1c nh\u00e0 cung c\u1ea5p nh\u01b0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a> \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t, \u0111\u1ea3m b\u1ea3o l\u1edbp v\u1eadt l\u00fd c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u d\u1eef li\u1ec7u ch\u00ednh x\u00e1c c\u1ee7a INT.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udccc Vai tr\u00f2 then ch\u1ed1t c\u1ee7a b\u1ed9 thu ph\u00e1t quang trong chi\u1ebfn l\u01b0\u1ee3c INT<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>INT<\/strong> t\u1ea1o ra m\u1ed9t l\u01b0\u1ee3ng l\u1edbn d\u1eef li\u1ec7u chi ti\u1ebft m\u00e0 ph\u1ea3i \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady v\u00e0 v\u1edbi \u0111\u1ed9 tr\u1ec5 th\u1ea5p tr\u00ean to\u00e0n m\u1ea1ng. B\u1ed9 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>optical transceivers<\/strong><\/a> (ho\u1eb7c \u201cc\u00e1c m\u00f4-\u0111un\u201d) t\u1ea1o th\u00e0nh c\u00e1c li\u00ean k\u1ebft v\u1eadt l\u00fd gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb l\u00e0 y\u1ebfu t\u1ed1 n\u1ec1n t\u1ea3ng trong quy tr\u00ecnh n\u00e0y. M\u1ed9t m\u00f4-\u0111un l\u1ed7i ho\u1eb7c ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c l\u1ed7i, \u0111\u1ed9 m\u00e9o t\u00edn hi\u1ec7u (jitter) v\u00e0 \u0111\u1ed9 tr\u1ec5 m\u00e0 INT \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t hi\u1ec7n, nh\u01b0ng b\u1ea1n c\u1ea7n ph\u1ea7n c\u1ee9ng \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 thu \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u \u0111\u1ecdc ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i quang hi\u1ec7u n\u0103ng cao \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u gi\u00e1m s\u00e1t (telemetry), c\u00f9ng v\u1edbi d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng g\u1ed1c, \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i m\u1ed9t c\u00e1ch to\u00e0n v\u1eb9n. \u0110\u1ed1i v\u1edbi c\u00e1c k\u1ef9 s\u01b0 m\u1ea1ng \u0111ang l\u00ean k\u1ebf ho\u1ea1ch tri\u1ec3n khai INT trong c\u00e1c m\u00f4i tr\u01b0\u1eddng trung t\u00e2m d\u1eef li\u1ec7u ho\u1eb7c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00f2i h\u1ecfi kh\u1eaft khe, vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang thi\u1ebft b\u1ecb quang h\u1ecdc l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a> cung c\u1ea5p nhi\u1ec1u lo\u1ea1i b\u1ed9 chuy\u1ec3n \u0111\u1ed5i quang \u0111\u1ed9 tin c\u1eady cao, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh ri\u00eang cho c\u00e1c t\u00e1c v\u1ee5 y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c cao nh\u01b0 v\u1eady. V\u00ed d\u1ee5, <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/470377.htm\"><strong>400G QSFP-DD DR4<\/strong><\/a> l\u00e0 l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi cho c\u00e1c ki\u1ebfn tr\u00fac spine-leaf \u00e1p d\u1ee5ng INT, cung c\u1ea5p b\u0103ng th\u00f4ng cao v\u00e0 m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p \u2014 \u0111i\u1ec1u ki\u1ec7n c\u1ea7n thi\u1ebft cho lu\u1ed3ng d\u1eef li\u1ec7u gi\u00e1m s\u00e1t m\u1eadt \u0111\u1ed9 cao. T\u01b0\u01a1ng t\u1ef1, \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng 100G, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26045-400g-qsfp-dd-osfp-qsfp112.htm?ca=1454&amp;cv=8282\"><strong>LINK-PP 100G QSFP28 CWDM4<\/strong> <strong>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i quang<\/strong><\/a><strong> <\/strong>mang \u0111\u1ebfn gi\u1ea3i ph\u00e1p chi ph\u00ed hi\u1ec7u qu\u1ea3 nh\u01b0ng v\u1eabn c\u1ef1c k\u1ef3 \u0111\u00e1ng tin c\u1eady cho c\u00e1c li\u00ean k\u1ebft n\u1ed9i trung t\u00e2m d\u1eef li\u1ec7u, n\u01a1i \u0111o l\u01b0\u1eddng \u0111\u1ed9 tr\u1ec5 ch\u00ednh x\u00e1c l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi l\u1eadp k\u1ebf ho\u1ea1ch cho chi\u1ebfn l\u01b0\u1ee3c <strong>kh\u1ea3 n\u0103ng quan s\u00e1t trung t\u00e2m d\u1eef li\u1ec7u<\/strong>, c\u1ee7a b\u1ea1n, h\u00e3y \u0111\u1ea3m b\u1ea3o l\u1edbp v\u1eadt l\u00fd \u2014 bao g\u1ed3m c\u1ea3 thi\u1ebft b\u1ecb quang h\u1ecdc \u2014 \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 y\u00eau c\u1ea7u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udccc C\u00e1c th\u00e1ch th\u1ee9c v\u00e0 y\u1ebfu t\u1ed1 c\u1ea7n c\u00e2n nh\u1eafc<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>INT<\/strong> r\u1ea5t m\u1ea1nh m\u1ebd, nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00e0 \u201cvi\u00ean \u0111\u1ea1n b\u1ea1c\u201d n\u1ebfu kh\u00f4ng xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 li\u00ean quan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>Dung l\u01b0\u1ee3ng b\u1ed5 sung:<\/strong> Vi\u1ec7c th\u00eam ti\u00eau \u0111\u1ec1 gi\u00e1m s\u00e1t l\u00e0m t\u0103ng k\u00edch th\u01b0\u1edbc g\u00f3i tin, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng nh\u1eb9 \u0111\u1ebfn b\u0103ng th\u00f4ng.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u:<\/strong> L\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3 \u0111\u01b0\u1ee3c t\u1ea1o ra c\u00f3 th\u1ec3 g\u00e2y qu\u00e1 t\u1ea3i; c\u00e1c n\u1ec1n t\u1ea3ng thu th\u1eadp v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>H\u1ed7 tr\u1ee3 ph\u1ea7n c\u1ee9ng:<\/strong> INT y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng m\u1ea1ng (silicon) h\u1ed7 tr\u1ee3 (v\u00ed d\u1ee5: Intel Tofino, Broadcom DNX). Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 thi\u1ebft b\u1ecb c\u0169 \u0111\u1ec1u h\u1ed7 tr\u1ee3 INT.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udccc K\u1ebft lu\u1eadn: T\u01b0\u01a1ng lai minh b\u1ea1ch nh\u1edd INT<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Gi\u00e1m s\u00e1t m\u1ea1ng trong d\u1ea3i (In-band Network Telemetry)<\/strong> \u0111\u1ea1i di\u1ec7n cho b\u01b0\u1edbc chuy\u1ec3n \u0111\u1ed5i mang t\u00ednh c\u00e1ch m\u1ea1ng \u2014 t\u1eeb vi\u1ec7c \u0111o\u00e1n m\u00f2 m\u1ea1ng ph\u1ea3n \u1ee9ng ch\u1eadm sang \u0111\u1ea3m b\u1ea3o ch\u1ee7 \u0111\u1ed9ng, d\u1ef1a tr\u00ean d\u1eef li\u1ec7u. B\u1eb1ng c\u00e1ch cung c\u1ea5p c\u00e1i nh\u00ecn vi m\u00f4 v\u00e0 th\u1eddi gian th\u1ef1c v\u1ec1 ho\u1ea1t \u0111\u1ed9ng b\u00ean trong m\u1ea1ng, INT trao quy\u1ec1n cho c\u00e1c t\u1ed5 ch\u1ee9c x\u00e2y d\u1ef1ng c\u00e1c m\u1ea1ng nhanh h\u01a1n, \u0111\u00e1ng tin c\u1eady h\u01a1n v\u00e0 th\u1ef1c s\u1ef1 t\u1ef1 ph\u1ee5c h\u1ed3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c t\u00edch h\u1ee3p INT v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng v\u1eadt l\u00fd ch\u1ea5t l\u01b0\u1ee3ng cao \u2014 bao g\u1ed3m thi\u1ebft b\u1ecb quang h\u1ecdc \u0111\u00e1ng tin c\u1eady t\u1eeb c\u00e1c \u0111\u1ed1i t\u00e1c nh\u01b0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/page\/aboutus.htm\"><strong>LINK-PP<\/strong><\/a>, t\u1ea1o n\u00ean n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho th\u1ebf h\u1ec7 \u1ee9ng d\u1ee5ng ti\u1ebfp theo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udccc C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >Gi\u00e1m s\u00e1t m\u1ea1ng trong d\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n s\u1eed d\u1ee5ng gi\u00e1m s\u00e1t m\u1ea1ng trong d\u1ea3i \u0111\u1ec3 theo d\u00f5i m\u1ea1ng c\u1ee7a m\u00ecnh theo th\u1eddi gian th\u1ef1c. C\u00f4ng ngh\u1ec7 n\u00e0y gi\u00fap b\u1ea1n ph\u00e1t hi\u1ec7n s\u1ef1 c\u1ed1, theo d\u00f5i \u0111\u01b0\u1eddng \u0111i c\u1ee7a g\u00f3i tin v\u00e0 quan s\u00e1t c\u00e1ch c\u00e1c thi\u1ebft b\u1ecb v\u1eadn h\u00e0nh. B\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c c\u00e2u tr\u1ea3 l\u1eddi nhanh ch\u00f3ng v\u1ec1 t\u00ecnh tr\u1ea1ng s\u1ee9c kh\u1ecfe m\u1ea1ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ea1n c\u00f3 th\u1ec3 thu th\u1eadp lo\u1ea1i d\u1eef li\u1ec7u n\u00e0o b\u1eb1ng INT?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 thu th\u1eadp ID switch, s\u1ed1 c\u1ed5ng, \u0111\u1ed9 s\u00e2u h\u00e0ng \u0111\u1ee3i, \u0111\u1ed9 tr\u1ec5 g\u00f3i tin v\u00e0 m\u1ee9c s\u1eed d\u1ee5ng b\u1ed9 \u0111\u1ec7m.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>D\u1eef li\u1ec7u n\u00e0y gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 hi\u1ec7u su\u1ea5t m\u1ea1ng v\u00e0 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed c\u00f3 th\u1ec3 ph\u00e1t sinh s\u1ef1 c\u1ed1.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0110i\u1ec1u g\u00ec l\u00e0m cho INT kh\u00e1c bi\u1ec7t so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p gi\u00e1m s\u00e1t kh\u00e1c?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">INT nh\u00fang d\u1eef li\u1ec7u gi\u00e1m s\u00e1t v\u00e0o t\u1eebng g\u00f3i tin. B\u1ea1n th\u1ea5y r\u00f5 t\u1eebng b\u01b0\u1edbc khi g\u00f3i tin di chuy\u1ec3n.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p ngo\u00e0i d\u1ea3i (out-of-band) s\u1eed d\u1ee5ng l\u01b0u l\u01b0\u1ee3ng gi\u00e1m s\u00e1t ri\u00eang bi\u1ec7t.<\/p><\/li><li><p>INT cung c\u1ea5p chi ti\u1ebft s\u00e2u h\u01a1n v\u00e0 th\u00f4ng tin nhanh h\u01a1n.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ea1n c\u00f3 th\u1ec3 g\u1eb7p nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0o khi tri\u1ec3n khai INT?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea7n c\u1ee9ng ho\u1eb7c ph\u1ea7n m\u1ec1m m\u1edbi. INT c\u00f3 th\u1ec3 l\u00e0m t\u0103ng th\u00eam d\u1eef li\u1ec7u trong g\u00f3i tin, d\u1eabn \u0111\u1ebfn chi\u1ebfm d\u1ee5ng th\u00eam dung l\u01b0\u1ee3ng.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>H\u00e3y l\u1eadp k\u1ebf ho\u1ea1ch m\u1ea1ng \u0111\u1ec3 x\u1eed l\u00fd l\u01b0\u1ee3ng d\u1eef li\u1ec7u b\u1ed5 sung n\u00e0y v\u00e0 duy tr\u00ec hi\u1ec7u n\u0103ng \u1ed5n \u0111\u1ecbnh.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >M\u1ea1ng n\u00e0o \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i nhi\u1ec1u nh\u1ea5t t\u1eeb INT?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 m\u1ea1ng \u0111\u00e1m m\u00e2y \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i nhi\u1ec1u nh\u1ea5t. B\u1ea1n qu\u1ea3n l\u00fd h\u00e0ng lo\u1ea1t thi\u1ebft b\u1ecb v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng l\u01b0u l\u01b0\u1ee3ng l\u1edbn. INT gi\u00fap b\u1ea1n v\u1eadn h\u00e0nh m\u1ecdi th\u1ee9 tr\u01a1n tru v\u00e0 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c v\u1ea5n \u0111\u1ec1.<\/p>","protected":false},"excerpt":{"rendered":"<p>In-band Network Telemetry embeds real-time monitoring data in each packet, enabling instant network insights, troubleshooting, and performance analysis.<\/p>","protected":false},"author":1,"featured_media":4340,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[24,26],"class_list":["post-4341","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-link-pp","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/4341","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/comments?post=4341"}],"version-history":[{"count":5,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/4341\/revisions"}],"predecessor-version":[{"id":10897,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/4341\/revisions\/10897"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/media\/4340"}],"wp:attachment":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/media?parent=4341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/categories?post=4341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/tags?post=4341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}