{"id":3834,"date":"2025-11-17T00:00:00","date_gmt":"2025-11-17T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/network-operating-system-nos-definition-and-functions\/"},"modified":"2026-05-26T06:05:51","modified_gmt":"2026-05-26T06:05:51","slug":"network-operating-system-nos-definition-and-functions","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/network-operating-system-nos-definition-and-functions","title":{"rendered":"M\u1ed9t H\u01b0\u1edbng D\u1eabn K\u1ef9 Thu\u1eadt v\u1ec1 C\u00e1c Ch\u1ee9c N\u0103ng c\u1ee7a H\u1ec7 \u0110i\u1ec1u H\u00e0nh M\u1ea1ng (NOS)"},"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\/50a5fd40950848de949c17ae9e047327.webp\" alt=\" NOS (Network Operating System)\" class=\"wp-image-3829\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50a5fd40950848de949c17ae9e047327.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50a5fd40950848de949c17ae9e047327-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50a5fd40950848de949c17ae9e047327-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50a5fd40950848de949c17ae9e047327-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50a5fd40950848de949c17ae9e047327-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 <strong>Gi\u1edbi thi\u1ec7u<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>H\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u1ea1ng (NOS)<\/strong> l\u00e0 m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh chuy\u00ean bi\u1ec7t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ea1y tr\u00ean c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch, b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn, n\u1ec1n t\u1ea3ng v\u1eadn chuy\u1ec3n quang v\u00e0 c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng trung t\u00e2m d\u1eef li\u1ec7u. Kh\u00e1c v\u1edbi c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111a m\u1ee5c \u0111\u00edch, NOS t\u1eadp trung v\u00e0o <strong>chuy\u1ec3n ti\u1ebfp g\u00f3i tin, qu\u1ea3n l\u00fd giao th\u1ee9c \u0111\u1ecbnh tuy\u1ebfn, tr\u1eebu t\u01b0\u1ee3ng h\u00f3a ph\u1ea7n c\u1ee9ng v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 m\u1ea1ng \u0111\u1ed9 kh\u1ea3 d\u1ee5ng cao<\/strong>. N\u00f3 t\u1ea1o th\u00e0nh n\u1ec1n t\u1ea3ng ph\u1ea7n m\u1ec1m cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c, an to\u00e0n v\u00e0 quy m\u00f4 l\u1edbn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c n\u1ec1n t\u1ea3ng NOS hi\u1ec7n \u0111\u1ea1i\u2014nh\u01b0 Cisco IOS, Juniper Junos, Arista EOS v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng m\u1ea1ng m\u1edf nh\u01b0 SONiC\u2014\u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u0111\u1ec3 x\u1eed l\u00fd x\u1eed l\u00fd g\u00f3i tin \u0111a l\u1edbp, d\u1eddi t\u1ea3i ph\u1ea7n c\u1ee9ng, gi\u00e1m s\u00e1t th\u1eddi gian th\u1ef1c v\u00e0 t\u00edch h\u1ee3p v\u1edbi c\u00e1c khung SDN v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 <strong>H\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u1ea1ng (NOS) l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t H\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u1ea1ng cung c\u1ea5p tr\u00ed tu\u1ec7 cho m\u1eb7t ph\u1eb3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 m\u1eb7t ph\u1eb3ng qu\u1ea3n l\u00fd c\u1ee7a ph\u1ea7n c\u1ee9ng m\u1ea1ng. C\u00e1c tr\u00e1ch nhi\u1ec7m \u0111i\u1ec3n h\u00ecnh c\u1ee7a n\u00f3 bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0110i\u1ec1u khi\u1ec3n \u0111\u1ecbnh tuy\u1ebfn v\u00e0 chuy\u1ec3n m\u1ea1ch<\/strong> (OSPF, BGP, IS-IS, EVPN, VLAN, VXLAN)<\/p><\/li><li><p><strong>\u0110i\u1ec1u ph\u1ed1i \u0111\u1ed9ng c\u01a1 chuy\u1ec3n ti\u1ebfp<\/strong>, th\u01b0\u1eddng t\u01b0\u01a1ng t\u00e1c v\u1edbi ASIC ho\u1eb7c NPU<\/p><\/li><li><p><strong>Qu\u1ea3n l\u00fd giao di\u1ec7n m\u1ea1ng<\/strong>, bao g\u1ed3m PHY Ethernet v\u00e0 module quang<\/p><\/li><li><p><strong>B\u1ea3o m\u1eadt v\u00e0 ki\u1ec3m so\u00e1t truy c\u1eadp<\/strong> (ACL, MACsec, qu\u1ea3n l\u00fd theo vai tr\u00f2)<\/p><\/li><li><p><strong>Gi\u00e1m s\u00e1t v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng<\/strong>, c\u00e1c b\u1ed9 thu ph\u00e1t QSFP+ 40G <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/lldp-in-power-over-ethernet-systems\/\">LLDP<\/a>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/ddm-dom-in-optical-transceivers\/\">DOM<\/a>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/simple-network-management-protocol-snmp-network-monitoring\/\">SNMP<\/a>, v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng theo lu\u1ed3ng<\/p><\/li><li><p><strong>\u0110\u1ed9 kh\u1ea3 d\u1ee5ng cao (HA)<\/strong> c\u00e1c t\u00ednh n\u0103ng nh\u01b0 n\u00e2ng c\u1ea5p ph\u1ea7n m\u1ec1m trong khi \u0111ang ho\u1ea1t \u0111\u1ed9ng (ISSU), c\u1ee5m h\u00f3a ho\u1eb7c d\u1ef1 ph\u00f2ng \u0111a khung<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong khi ph\u1ea7n c\u1ee9ng th\u1ef1c hi\u1ec7n vi\u1ec7c chuy\u1ec3n ti\u1ebfp g\u00f3i tin nhanh, NOS cung c\u1ea5p c\u00e1c thu\u1eadt to\u00e1n, c\u00f4ng c\u1ee5 c\u1ea5u h\u00ecnh v\u00e0 logic v\u1eadn h\u00e0nh.<\/p>\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\/269375af1a394402a430f9353b099556.webp\" alt=\"What Is NOS?\" class=\"wp-image-3830\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/269375af1a394402a430f9353b099556.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/269375af1a394402a430f9353b099556-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/269375af1a394402a430f9353b099556-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/269375af1a394402a430f9353b099556-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/269375af1a394402a430f9353b099556-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 <strong>Ki\u1ebfn tr\u00fac NOS: M\u1eb7t ph\u1eb3ng \u0111i\u1ec1u khi\u1ec3n, M\u1eb7t ph\u1eb3ng d\u1eef li\u1ec7u v\u00e0 M\u1eb7t ph\u1eb3ng qu\u1ea3n l\u00fd<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t NOS hi\u1ec7n \u0111\u1ea1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac th\u00e0nh:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>\u25b7 M\u1eb7t ph\u1eb3ng \u0111i\u1ec1u khi\u1ec3n<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ecbu tr\u00e1ch nhi\u1ec7m t\u00ednh to\u00e1n tuy\u1ebfn \u0111\u01b0\u1eddng, t\u00ednh to\u00e1n c\u00e2y bao tr\u00f9m (spanning tree) v\u00e0 duy tr\u00ec c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u1ec1 tr\u1ea1ng th\u00e1i t\u00f4-p\u00f4 m\u1ea1ng. N\u00f3 t\u01b0\u01a1ng t\u00e1c v\u1edbi d\u1eef li\u1ec7u t\u1eeb b\u1ed9 thu ph\u00e1t SFP+\/QSFP \u0111\u1ec3 hi\u1ec3u tr\u1ea1ng th\u00e1i li\u00ean k\u1ebft, t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>\u25b7 M\u1eb7t ph\u1eb3ng d\u1eef li\u1ec7u<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ef1c hi\u1ec7n vi\u1ec7c chuy\u1ec3n ti\u1ebfp g\u00f3i tin b\u1eb1ng t\u0103ng t\u1ed1c ph\u1ea7n c\u1ee9ng (ASIC, FPGA ho\u1eb7c NPU). NOS l\u1eadp tr\u00ecnh c\u00e1c b\u1ea3ng ph\u1ea7n c\u1ee9ng n\u00e0y v\u1edbi c\u00e1c quy t\u1eafc chuy\u1ec3n ti\u1ebfp.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>\u25b7 M\u1eb7t ph\u1eb3ng qu\u1ea3n l\u00fd<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Cung c\u1ea5p giao di\u1ec7n d\u00f2ng l\u1ec7nh (CLI), NETCONF\/RESTCONF, SNMP, gNMI\/gNOI v\u00e0 nh\u1eadt k\u00fd s\u1ef1 ki\u1ec7n. \u0110\u00e2y c\u0169ng l\u00e0 n\u01a1i ng\u01b0\u1eddi v\u1eadn h\u00e0nh gi\u00e1m s\u00e1t l\u1edbp quang\u2014v\u00ed d\u1ee5 nh\u01b0 nhi\u1ec7t \u0111\u1ed9, d\u00f2ng thi\u00ean \u00e1p ph\u00e1t (TX bias) v\u00e0 c\u00f4ng su\u1ea5t nh\u1eadn (receive power) t\u1eeb c\u00e1c module SFP+.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 <strong>V\u00ec sao NOS quan tr\u1ecdng trong c\u00e1c m\u1ea1ng quang v\u00e0 Ethernet t\u1ed1c \u0111\u1ed9 cao<\/strong><\/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\/5db67fb178234e0080c393900b9b1ab2.webp\" alt=\"10G SFP+ Transceivers\" class=\"wp-image-3831\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5db67fb178234e0080c393900b9b1ab2.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5db67fb178234e0080c393900b9b1ab2-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5db67fb178234e0080c393900b9b1ab2-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5db67fb178234e0080c393900b9b1ab2-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5db67fb178234e0080c393900b9b1ab2-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c m\u1ea1ng quang 10G, 25G v\u00e0 100G, NOS \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u n\u0103ng c\u1ee7a li\u00ean k\u1ebft. N\u00f3 ph\u1ea3i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ph\u00e1t hi\u1ec7n s\u1ef1 hi\u1ec7n di\u1ec7n v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a module quang (th\u00f4ng qua <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/how-eeprom-powers-sfp-and-qsfp-optical-modules\/\">B\u1ed9 nh\u1edb EEPROM<\/a> \/ Ch\u1ea9n \u0111o\u00e1n k\u1ef9 thu\u1eadt s\u1ed1)<\/p><\/li><li><p>Qu\u1ea3n l\u00fd vi\u1ec7c th\u01b0\u01a1ng l\u01b0\u1ee3ng giao di\u1ec7n (<a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/475415.htm\">10GBASE-SR<\/a>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/481432.htm\">10GBASE-LR<\/a>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476054.htm\">10GBASE-ER<\/a>, v.v.)<\/p><\/li><li><p>Gi\u00e1m s\u00e1t ng\u01b0\u1ee1ng c\u00f4ng su\u1ea5t nh\u1eadn quang v\u00e0 nhi\u1ec7t \u0111\u1ed9<\/p><\/li><li><p>K\u00edch ho\u1ea1t c\u1ea3nh b\u00e1o v\u00e0 h\u00e0nh \u0111\u1ed9ng kh\u1eafc ph\u1ee5c khi module SFP+ ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng<\/p><\/li><li><p>H\u1ed7 tr\u1ee3 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/ddm-dom-in-optical-transceivers\/\">DOM (Gi\u00e1m s\u00e1t quang k\u1ef9 thu\u1eadt s\u1ed1)<br><\/a> v\u00e0 kh\u00f4i ph\u1ee5c li\u00ean k\u1ebft t\u1ef1 \u0111\u1ed9ng<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Khi ng\u01b0\u1eddi v\u1eadn h\u00e0nh tri\u1ec3n khai ng\u00e0y c\u00e0ng nhi\u1ec1u li\u00ean k\u1ebft s\u1ee3i quang d\u00e0y \u0111\u1eb7c v\u00e0 t\u1ed1c \u0111\u1ed9 cao h\u01a1n, kh\u1ea3 n\u0103ng nh\u1eadn di\u1ec7n quang \u1edf c\u1ea5p \u0111\u1ed9 NOS tr\u1edf n\u00ean thi\u1ebft y\u1ebfu.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"916\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/16bffae66efd44dda4752176725206ad.webp\" alt=\" NOS (Network Operating System)\" class=\"wp-image-3832\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/16bffae66efd44dda4752176725206ad.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/16bffae66efd44dda4752176725206ad-300x229.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/16bffae66efd44dda4752176725206ad-1024x782.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/16bffae66efd44dda4752176725206ad-768x586.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/16bffae66efd44dda4752176725206ad-16x12.webp 16w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 <strong>C\u00e1c lo\u1ea1i H\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u1ea1ng<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>NOS \u0111\u1ed9c quy\u1ec1n<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: Cisco IOS\/XE\/XR, Juniper Junos, Arista EOS.<br\/>N\u1ed5i ti\u1ebfng nh\u1edd t\u00edch h\u1ee3p ph\u1ea7n c\u1ee9ng t\u1ed1i \u01b0u, h\u1ed7 tr\u1ee3 doanh nghi\u1ec7p v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u1eefng ch\u1eafc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>NOS m\u1ea1ng m\u1edf<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: SONiC, Cumulus Linux, DANOS.<br\/>L\u00fd t\u01b0\u1edfng cho c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh quy m\u00f4 \u0111\u00e1m m\u00e2y c\u1ea7n kh\u1ea3 n\u0103ng l\u1eadp tr\u00ecnh v\u00e0 t\u00ednh linh ho\u1ea1t c\u1ee7a ph\u1ea7n c\u1ee9ng \u201ch\u1ed9p tr\u1eafng\u201d.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>NOS \u1ea3o \/ NOS \u0111\u00e1m m\u00e2y<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m SDN, m\u00f4 ph\u1ecfng m\u1ea1ng v\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ecbnh tuy\u1ebfn \u1ea3o (v\u00ed d\u1ee5: vMX, vEOS).<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 <strong>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a c\u00e1c n\u1ec1n t\u1ea3ng NOS hi\u1ec7n \u0111\u1ea1i<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Thi\u1ebft k\u1ebf m\u00f4-\u0111un d\u1ef1a tr\u00ean vi d\u1ecbch v\u1ee5<\/p><\/li><li><p>Truy\u1ec1n lu\u1ed3ng d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng th\u1eddi gian th\u1ef1c<\/p><\/li><li><p>C\u1ea5u h\u00ecnh kh\u00f4ng c\u1ea7n can thi\u1ec7p (ZTP)<\/p><\/li><li><p>H\u1ed7 tr\u1ee3 c\u00e1c khung t\u1ef1 \u0111\u1ed9ng h\u00f3a (Ansible, Nornir, Terraform)<\/p><\/li><li><p>Qu\u1ea3n l\u00fd v\u00f2ng \u0111\u1eddi module quang v\u00e0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-phy-physical-layer-basics-explained\/\">B\u1ed9 PHY Ethernet<br><\/a><\/p><\/li><li><p>N\u00e2ng c\u1ea5p ph\u1ea7n m\u1ec1m trong khi \u0111ang ho\u1ea1t \u0111\u1ed9ng (ISSU)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c t\u00ednh n\u0103ng n\u00e0y cho ph\u00e9p x\u00e2y d\u1ef1ng c\u00e1c m\u1ea1ng c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, t\u1ef1 ph\u1ee5c h\u1ed3i v\u00e0 hi\u1ec7u n\u0103ng cao.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 <strong>NOS trong trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 m\u1ea1ng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c m\u00f4i tr\u01b0\u1eddng m\u00e0 c\u00e1c li\u00ean k\u1ebft quang dung l\u01b0\u1ee3ng cao v\u00e0 k\u1ebft n\u1ed1i s\u1ee3i quang chi\u1ebfm \u01b0u th\u1ebf, NOS \u0111\u1ea3m b\u1ea3o:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>K\u1ef9 thu\u1eadt l\u01b0u l\u01b0\u1ee3ng nh\u1ea5t qu\u00e1n theo chi\u1ec1u ngang (east-west) v\u00e0 chi\u1ec1u d\u1ecdc (north-south)<\/p><\/li><li><p>H\u00e0nh vi Ethernet kh\u00f4ng m\u1ea5t m\u00e1t cho c\u00e1c m\u1ea1ng l\u01b0u tr\u1eef (PFC, ECN, DCB)<\/p><\/li><li><p>\u0110\u01b0\u1eddng d\u1eabn chuy\u1ec3n ti\u1ebfp \u0111\u1ed9 tr\u1ec5 th\u1ea5p d\u00e0nh cho c\u00e1c \u1ee9ng d\u1ee5ng vi d\u1ecbch v\u1ee5<\/p><\/li><li><p>\u0110\u1ed9 kh\u1ea3 d\u1ee5ng cao c\u1ee7a <strong>c\u00e1c k\u1ebft n\u1ed1i s\u1ee3i quang 10G\/25G\/100G<\/strong><\/p><\/li><li><p>Gi\u00e1m s\u00e1t v\u00e0 thay th\u1ebf ch\u1ee7 \u0111\u1ed9ng c\u00e1c module quang s\u1eafp h\u1ebft tu\u1ed5i th\u1ecd<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c n\u1ec1n t\u1ea3ng NOS hi\u1ec7n \u0111\u1ea1i ng\u00e0y c\u00e0ng tr\u1edf n\u00ean ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh, cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111i\u1ec1u ch\u1ec9nh c\u00e1c th\u00f4ng s\u1ed1 quang v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00e1c t\u00e1c v\u1ee5 gi\u00e1m s\u00e1t module SFP+.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 <strong>K\u1ebft lu\u1eadn<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>H\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u1ea1ng (NOS)<\/strong> l\u00e0 l\u1edbp ph\u1ea7n m\u1ec1m thi\u1ebft y\u1ebfu l\u00e0m n\u1ec1n t\u1ea3ng cho c\u00e1c m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao ng\u00e0y nay. N\u00f3 qu\u1ea3n l\u00fd logic \u0111\u1ecbnh tuy\u1ebfn, b\u1ea3ng chuy\u1ec3n m\u1ea1ch, quy tr\u00ecnh t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 t\u00ecnh tr\u1ea1ng s\u1ee9c kh\u1ecfe c\u1ee7a c\u00e1c giao di\u1ec7n m\u1ea1ng v\u1eadt l\u00fd, bao g\u1ed3m c\u1ea3 module quang SFP+ 10G. V\u1edbi s\u1ef1 gia t\u0103ng \u0111\u1ed9 ph\u1ee9c t\u1ea1p trong c\u00e1c m\u00f4i tr\u01b0\u1eddng d\u00e0y \u0111\u1eb7c s\u1ee3i quang, s\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa NOS v\u00e0 ph\u1ea7n c\u1ee9ng quang\u2014ch\u1eb3ng h\u1ea1n nh\u01b0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26192-10g-sfp.htm\">b\u1ed9 thu ph\u00e1t SFP+ 10G<\/a>chu\u1ea9n tu\u00e2n th\u1ee7 LINK-PP\u2014\u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng m\u1ea1ng \u1ed5n \u0111\u1ecbnh, d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c v\u00e0 hi\u1ec7u n\u0103ng cao.<\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u H\u1ec7 \u0110i\u1ec1u H\u00e0nh M\u1ea1ng (NOS) l\u00e0 g\u00ec, c\u00e1ch n\u00f3 \u0111i\u1ec1u khi\u1ec3n c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn, c\u0169ng nh\u01b0 l\u00fd do v\u00ec sao n\u00f3 thi\u1ebft y\u1ebfu cho \u0111\u1ecbnh tuy\u1ebfn, t\u1ef1 \u0111\u1ed9ng h\u00f3a, \u0111o l\u01b0\u1eddng t\u1eeb xa v\u00e0 c\u00e1c m\u1ea1ng trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i.<\/p>","protected":false},"author":1,"featured_media":3833,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[14,26],"class_list":["post-3834","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-10g-sfp-transceivers","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/3834","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=3834"}],"version-history":[{"count":2,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/3834\/revisions"}],"predecessor-version":[{"id":7978,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/3834\/revisions\/7978"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/3833"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=3834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=3834"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=3834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}