{"id":4433,"date":"2025-09-10T00:00:00","date_gmt":"2025-09-10T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/wan-interface-sublayer-wis-explained\/"},"modified":"2026-06-22T07:27:33","modified_gmt":"2026-06-22T07:27:33","slug":"wan-interface-sublayer-wis-explained","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/wan-interface-sublayer-wis-explained","title":{"rendered":"Hi\u1ec3u v\u1ec1 L\u1edbp Giao di\u1ec7n WAN (WIS) trong Ethernet 10 Gigabit"},"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\/d1c34124a4034121a9534f97a5ca4dae.jpg\" alt=\"What is the WAN Interface Sublayer (WIS)?\" class=\"wp-image-4430\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d1c34124a4034121a9534f97a5ca4dae.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d1c34124a4034121a9534f97a5ca4dae-300x178.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d1c34124a4034121a9534f97a5ca4dae-1024x608.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d1c34124a4034121a9534f97a5ca4dae-768x456.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d1c34124a4034121a9534f97a5ca4dae-18x12.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a3 <\/strong>Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Trong m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao, l\u1edbp <strong>L\u1edbp Giao di\u1ec7n WAN (WIS)<\/strong> \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh Ethernet 10 Gigabit (10GbE) cho c\u00e1c m\u00f4i tr\u01b0\u1eddng m\u1ea1ng di\u1ec7n r\u1ed9ng (<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/what-is-a-wide-area-network\/\">WAN<\/a>). B\u1eb1ng c\u00e1ch \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi <strong>SONET\/SDH<\/strong> m\u1ea1ng, WIS cho ph\u00e9p c\u00e1c khung Ethernet \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 tr\u00ean c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u1edf kho\u1ea3ng c\u00e1ch xa. Vi\u1ec7c hi\u1ec3u r\u00f5 WIS l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu \u0111\u1ed1i v\u1edbi k\u1ef9 s\u01b0 m\u1ea1ng, chuy\u00ean gia CNTT v\u00e0 c\u00e1c doanh nghi\u1ec7p tri\u1ec3n khai m\u1ea1ng 10GbE c\u00f3 y\u00eau c\u1ea7u v\u1ec1 m\u1ea1ng di\u1ec7n r\u1ed9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un quang h\u1ecdc 10G c\u1ee7a LINK-PP, ch\u1eb3ng h\u1ea1n nh\u01b0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/475605.htm\"><strong>10GBASE-LR<\/strong><\/a><strong> SFP+<\/strong>, h\u1ed7 tr\u1ee3 \u0111\u1ea7y \u0111\u1ee7 ch\u1ee9c n\u0103ng WIS, \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng li\u1ec1n m\u1ea1ch \u1edf c\u1ea3 ch\u1ebf \u0111\u1ed9 PHY LAN v\u00e0 PHY WAN.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a3 <\/strong>L\u1edbp Giao di\u1ec7n WAN (WIS) l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>L\u1edbp Giao di\u1ec7n WAN (WIS)<\/strong> l\u00e0 m\u1ed9t l\u1edbp ch\u1ee9c n\u0103ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a trong ti\u00eau chu\u1ea9n <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/what-is-ieee-802-3ae-10-gigabit-ethernet\/\"><strong>IEEE 802.3ae<\/strong><\/a><strong> d\u00e0nh cho Ethernet 10 Gigabit<\/strong>. M\u1ee5c \u0111\u00edch ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c khung Ethernet chu\u1ea9n \u0111\u1ec3 truy\u1ec1n t\u1ea3i tr\u00ean c\u00e1c m\u1ea1ng SONET\/SDH, v\u1ed1n v\u1eadn h\u00e0nh \u1edf t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1eddng d\u00e2y th\u1ea5p h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi PHY LAN.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e1c ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a WIS:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p><strong>\u0110\u00f3ng g\u00f3i khung:<\/strong> WIS \u0111\u00f3ng g\u00f3i c\u00e1c khung Ethernet chu\u1ea9n v\u00e0o \u0111\u1ecbnh d\u1ea1ng t\u01b0\u01a1ng th\u00edch v\u1edbi SONET\/SDH, gi\u00fap \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c m\u01b0\u1ee3t m\u00e0 v\u1edbi m\u1ea1ng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5.<\/p><\/li><li><p><strong>\u0110i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u:<\/strong> Trong khi PHY LAN v\u1eadn h\u00e0nh \u1edf t\u1ed1c \u0111\u1ed9 10,3125 Gbps, WIS \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u xu\u1ed1ng c\u00f2n <strong>9,953 Gbps<\/strong>, ph\u00f9 h\u1ee3p v\u1edbi ti\u00eau chu\u1ea9n <strong>OC-192\/STM-64<\/strong> .<\/p><\/li><li><p><strong>Ph\u00e1t hi\u1ec7n l\u1ed7i:<\/strong> Cung c\u1ea5p th\u00eam c\u00e1c ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n nh\u1eb1m \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a d\u1eef li\u1ec7u trong qu\u00e1 tr\u00ecnh truy\u1ec1n d\u1eabn \u1edf kho\u1ea3ng c\u00e1ch xa.<\/p><\/li><li><p><strong>T\u00ednh t\u01b0\u01a1ng th\u00edch:<\/strong> L\u00e0m c\u1ea7u n\u1ed1i gi\u1eefa m\u00f4i tr\u01b0\u1eddng m\u1ea1ng LAN doanh nghi\u1ec7p v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng di\u1ec7n r\u1ed9ng, duy tr\u00ec k\u1ebft n\u1ed1i 10GbE \u0111\u00e1ng tin c\u1eady.<\/p><\/li>\n<\/ol>\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\/d657aea8125c49d3bc30fb11f3118ea4.jpg\" alt=\"WAN Interface Sublayer (WIS)\" class=\"wp-image-4431\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d657aea8125c49d3bc30fb11f3118ea4.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d657aea8125c49d3bc30fb11f3118ea4-300x178.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d657aea8125c49d3bc30fb11f3118ea4-1024x608.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d657aea8125c49d3bc30fb11f3118ea4-768x456.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d657aea8125c49d3bc30fb11f3118ea4-18x12.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a3 <\/strong>WIS trong c\u00e1c \u1ee9ng d\u1ee5ng PHY WAN<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>WAN PHY<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 tri\u1ec3n khai Ethernet tr\u00ean m\u1ea1ng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5. WIS l\u00e0 th\u00e0nh ph\u1ea7n then ch\u1ed1t c\u1ee7a PHY WAN, cho ph\u00e9p c\u00e1c khung Ethernet \u0111i qua c\u00e1c li\u00ean k\u1ebft SONET\/SDH.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>L\u1ee3i \u00edch c\u1ee7a WIS trong PHY WAN:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>T\u00edch h\u1ee3p v\u1edbi m\u1ea1ng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5:<\/strong> \u0110\u1ea3m b\u1ea3o t\u00edn hi\u1ec7u 10GbE c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n qua c\u00e1c x\u01b0\u01a1ng s\u1ed1ng vi\u1ec5n th\u00f4ng hi\u1ec7n h\u1eefu.<\/p><\/li><li><p><strong>Truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa:<\/strong> H\u1ed7 tr\u1ee3 c\u00e1c k\u1ebft n\u1ed1i k\u00e9o d\u00e0i h\u00e0ng ch\u1ee5c kil\u00f4m\u00e9t trong khi v\u1eabn b\u1ea3o to\u00e0n t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a t\u00edn hi\u1ec7u.<\/p><\/li><li><p><strong>Tri\u1ec3n khai linh ho\u1ea1t:<\/strong> Ho\u1ea1t \u0111\u1ed9ng c\u00f9ng <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26192-10g-sfp.htm\">c\u00e1c module quang LINK-PP<\/a> \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i gi\u1eefa PHY LAN v\u00e0 PHY WAN khi c\u1ea7n.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">LINK-PP <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/475605.htm\">C\u00e1c m\u00f4-\u0111un SFP+ 10GBASE-LR<\/a> tri\u1ec3n khai WIS, khi\u1ebfn ch\u00fang tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c k\u1ebft n\u1ed1i t\u1eeb doanh nghi\u1ec7p \u0111\u1ebfn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, m\u1ea1ng \u0111\u00f4 th\u1ecb v\u00e0 c\u00e1c tri\u1ec3n khai WAN \u0111\u00f2i h\u1ecfi c\u1ea3 hi\u1ec7u n\u0103ng cao l\u1eabn kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a3 <\/strong>T\u1ed5ng quan k\u1ef9 thu\u1eadt<\/h2>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 307px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"307\"><p>\u0110\u1eb7c t\u00ednh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>M\u00f4 t\u1ea3<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"307\"><p><strong>Ti\u00eau chu\u1ea9n<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>IEEE 802.3ae<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"307\"><p><strong>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u (PHY LAN)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>10,3125 Gbps<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"307\"><p><strong>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u (PHY WAN v\u1edbi WIS)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>9,953 Gbps (ph\u00f9 h\u1ee3p v\u1edbi ti\u00eau chu\u1ea9n OC-192\/STM-64)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"307\"><p><strong>Ch\u1ee9c n\u0103ng<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u00f3ng g\u00f3i khung Ethernet cho SONET\/SDH<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"307\"><p><strong>\u1ee8ng d\u1ee5ng<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>PHY WAN, m\u1ea1ng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, m\u1ea1ng \u0111\u00f4 th\u1ecb v\u00e0 c\u00e1c li\u00ean k\u1ebft kho\u1ea3ng c\u00e1ch xa<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a3 <\/strong>K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>L\u1edbp Giao di\u1ec7n WAN (WIS)<\/strong> l\u00e0 th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu \u0111\u1ec3 m\u1edf r\u1ed9ng Ethernet 10 Gigabit v\u00e0o c\u00e1c m\u1ea1ng di\u1ec7n r\u1ed9ng. Nh\u1edd kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh t\u1eeb LAN sang WAN, \u0111\u00f3ng g\u00f3i khung v\u00e0 \u0111\u1ed3ng b\u1ed9 t\u1ed1c \u0111\u1ed9 v\u1edbi SONET\/SDH, WIS \u0111\u1ea3m b\u1ea3o vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u00e1ng tin c\u1eady tr\u00ean c\u00e1c m\u1ea1ng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26192-10g-sfp.htm\">C\u00e1c m\u00f4-\u0111un quang h\u1ecdc 10G c\u1ee7a LINK-PP<\/a> h\u1ed7 tr\u1ee3 ch\u1ebf \u0111\u1ed9 WIS v\u00e0 PHY WAN, mang \u0111\u1ebfn cho k\u1ef9 s\u01b0 m\u1ea1ng s\u1ef1 linh ho\u1ea1t trong vi\u1ec7c tri\u1ec3n khai c\u00e1c li\u00ean k\u1ebft 10GbE \u1edf c\u1ea3 m\u00f4i tr\u01b0\u1eddng c\u1ee5c b\u1ed9 v\u00e0 di\u1ec7n r\u1ed9ng.<\/p>","protected":false},"excerpt":{"rendered":"<p>Kh\u00e1m ph\u00e1 L\u1edbp Giao di\u1ec7n WAN (WIS) trong Ethernet 10 Gigabit. T\u00ecm hi\u1ec3u vai tr\u00f2 c\u1ee7a n\u00f3 trong t\u00edch h\u1ee3p SONET\/SDH, \u0111\u00f3ng g\u00f3i d\u1eef li\u1ec7u v\u00e0 c\u00e1ch c\u00e1c m\u00f4-\u0111un quang h\u1ecdc 10G c\u1ee7a LINK-PP h\u1ed7 tr\u1ee3 c\u00e1c \u1ee9ng d\u1ee5ng PHY WAN.<\/p>","protected":false},"author":1,"featured_media":4432,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[24,26],"class_list":["post-4433","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:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4433","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=4433"}],"version-history":[{"count":5,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4433\/revisions"}],"predecessor-version":[{"id":11151,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4433\/revisions\/11151"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/4432"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=4433"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=4433"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=4433"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}