{"id":4979,"date":"2025-09-19T11:12:00","date_gmt":"2025-09-19T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/what-is-fttc-fiber-to-the-curb\/"},"modified":"2026-06-22T06:56:22","modified_gmt":"2026-06-22T06:56:22","slug":"what-is-fttc-fiber-to-the-curb","status":"publish","type":"post","link":"https:\/\/resources.l-p.com\/fr\/glossary\/what-is-fttc-fiber-to-the-curb","title":{"rendered":"Qu\u2019est-ce que la FTTC ? Guide complet de la technologie \u00ab fibre jusqu\u2019au trottoir \u00bb"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/5544a455471641e9a244adf393e2241a.webp\" alt=\"What is FTTC?\" class=\"wp-image-4977\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/5544a455471641e9a244adf393e2241a.webp 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/5544a455471641e9a244adf393e2241a-300x178.webp 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/5544a455471641e9a244adf393e2241a-1024x608.webp 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/5544a455471641e9a244adf393e2241a-768x456.webp 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/5544a455471641e9a244adf393e2241a-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd01 Introduction<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Alors que la demande de large bande continue d\u2019augmenter, diff\u00e9rentes technologies d\u2019acc\u00e8s par fibre sont d\u00e9ploy\u00e9es afin d\u2019\u00e9quilibrer co\u00fbts, performances et couverture. <strong>FTTC (Fiber to the Curb or Fiber to the Cabinet)<\/strong> est l\u2019une des solutions les plus largement utilis\u00e9es, assurant la transition entre les fibres optiques \u00e0 haut d\u00e9bit et les infrastructures cuivr\u00e9es existantes. Cet article explique ce qu\u2019est la FTTC, son fonctionnement, ses avantages et ses limites, ainsi que sa comparaison avec d\u2019autres technologies de large bande par fibre.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd01 Qu\u2019est-ce que la FTTC ?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">FTTC signifie <strong>Fibre jusqu\u2019au trottoir (ou armoire de rue)<\/strong>. Dans cette configuration, des c\u00e2bles en fibre optique sont achemin\u00e9s depuis le central du fournisseur de services jusqu\u2019\u00e0 une armoire de rue situ\u00e9e \u00e0 proximit\u00e9 des utilisateurs finaux. De l\u2019armoire, la derni\u00e8re liaison vers les habitations ou les entreprises s\u2019effectue g\u00e9n\u00e9ralement via les lignes cuivr\u00e9es existantes, telles que <strong>VDSL (Ligne d'abonn\u00e9 num\u00e9rique tr\u00e8s haute vitesse)<\/strong> ou des c\u00e2bles coaxiaux.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ce mod\u00e8le hybride permet aux op\u00e9rateurs de fournir une large bande plus rapide que <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/fr\/glossary\/what-is-dsl-digital-subscriber-line\/\">l\u2019ADSL traditionnel<\/a> tout en \u00e9vitant les co\u00fbts \u00e9lev\u00e9s li\u00e9s au d\u00e9ploiement de la fibre directement dans chaque b\u00e2timent, comme l\u2019exige la <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/fr\/glossary\/what-is-ftth-fiber-to-the-home\/\"><strong>FTTH (Fibre jusqu\u2019\u00e0 l\u2019habitation)<\/strong><\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd01 Architecture de la FTTC et son fonctionnement<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Backbone en fibre :<\/strong> La fibre haute vitesse transporte les donn\u00e9es depuis le r\u00e9seau c\u0153ur jusqu\u2019aux armoires locales.<\/p><\/li><li><p><strong>Armoire de rue (DSLAM\/<\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/fr\/knowledge-center\/what-is-onu-and-why-it-matters-for-your-internet-connection\/\"><strong>ONU<\/strong><\/a><strong>):<\/strong> Sert de n\u0153ud d\u2019acc\u00e8s qui convertit les signaux optiques en signaux \u00e9lectriques pour la distribution sur cuivre.<\/p><\/li><li><p><strong>Dernier kilom\u00e8tre en cuivre :<\/strong> Les lignes t\u00e9l\u00e9phoniques existantes (VDSL2, G.fast) ou les c\u00e2bles coaxiaux assurent la liaison finale jusqu\u2019au client.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Cette architecture permet \u00e0 la FTTC d\u2019offrir des <strong>d\u00e9bits descendants typiques compris entre 30 Mbit\/s et 300 Mbit\/s<\/strong>, selon la distance entre le client et l\u2019armoire ainsi que la qualit\u00e9 du cuivre.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd01 FTTC compar\u00e9e \u00e0 d\u2019autres technologies de large bande<\/h2>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 131px;\"\/><col style=\"width: 143px;\"\/><col style=\"width: 165px;\"\/><col style=\"width: 117px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"131\"><p>Technology<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"143\"><p>Support du dernier kilom\u00e8tre<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"165\"><p>Typical Speed<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"117\"><p>Co\u00fbt de d\u00e9ploiement<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Best Use Case<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"131\"><p><strong>FTTC<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"143\"><p>Cuivre (ADSL\/VDSL)<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"165\"><p>30\u2013300 Mbit\/s<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"117\"><p>Moderate<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Mises \u00e0 niveau rapides l\u00e0 o\u00f9 le cuivre existe d\u00e9j\u00e0<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"131\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/fr\/glossary\/what-is-ftth-fiber-to-the-home\/\"><strong>FTTH<\/strong><\/a><strong>\/FTTP<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"143\"><p>Fibre<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"165\"><p>1 Gbit\/s et plus<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"117\"><p>High<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Solution p\u00e9renne \u00e0 tr\u00e8s haut d\u00e9bit pour les r\u00e9sidentiels et les entreprises<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"131\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/fr\/knowledge-center\/what-is-fttb-fiber-to-the-building\/\"><strong>FTTB<\/strong><\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"143\"><p>Fibre jusqu\u2019\u00e0 l\u2019immeuble, cuivre \u00e0 l\u2019int\u00e9rieur<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"165\"><p>100 Mbit\/s \u2013 1 Gbit\/s<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"117\"><p>Mod\u00e9r\u00e9 \u00e0 \u00e9lev\u00e9<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Immeubles d\u2019habitation, parcs d\u2019affaires<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"131\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/fr\/glossary\/what-is-dsl-digital-subscriber-line\/\"><strong>ADSL<\/strong><\/a><strong> <\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"143\"><p>Cuivre uniquement<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"165\"><p>Moins de 50 Mbit\/s<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"117\"><p>Faible<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Acc\u00e8s h\u00e9rit\u00e9, zones rurales<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"131\"><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/fr\/glossary\/what-is-fwa-fixed-wireless-access\/\"><strong>FWA<\/strong><\/a><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"143\"><p>Sans fil<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"165\"><p>50 Mbit\/s \u2013 1 Gbit\/s<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"117\"><p>Variable<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Zones rurales ou isol\u00e9es<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd01 Avantages de la FTTC<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Co\u00fbt-efficace :<\/strong> R\u00e9utilise le cuivre existant pour le dernier kilom\u00e8tre.<\/p><\/li><li><p><strong>D\u00e9ploiement acc\u00e9l\u00e9r\u00e9 :<\/strong> \u00c9vite les travaux civils \u00e9tendus requis par la fibre compl\u00e8te.<\/p><\/li><li><p><strong>Performances sup\u00e9rieures \u00e0 celles de l\u2019ADSL :<\/strong> Offre des d\u00e9bits nettement plus \u00e9lev\u00e9s que l\u2019ADSL traditionnel.<\/p><\/li><li><p><strong>Mises \u00e0 niveau \u00e9volutives :<\/strong> Peut int\u00e9grer G.fast ou le vectoring pour am\u00e9liorer les performances.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd01 Limites de la FTTC<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Goulot d\u2019\u00e9tranglement du cuivre :<\/strong> Vitesse et fiabilit\u00e9 d\u00e9pendent de la qualit\u00e9 du cuivre et de la distance.<\/p><\/li><li><p><strong>Pas enti\u00e8rement p\u00e9renne :<\/strong> Ne peut pas rivaliser avec la fibre pure (FTTH) en termes de potentiel de bande passante.<\/p><\/li><li><p><strong>D\u00e9gradation du signal :<\/strong> Les performances diminuent avec l\u2019augmentation de la distance par rapport \u00e0 l\u2019armoire.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd01 \u00c9quipements et mat\u00e9riel pour la FTTC<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les r\u00e9seaux FTTC n\u00e9cessitent des composants sp\u00e9cialis\u00e9s :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u00c9metteurs-r\u00e9cepteurs optiques :<\/strong> Connectent le backbone en fibre aux \u00e9quipements DSLAM\/ONU.<\/p><\/li><li><p><strong>Unit\u00e9s DSLAM\/Armoires de rue :<\/strong> Terminent la fibre et g\u00e8rent la distribution VDSL\/G.fast.<\/p><\/li><li><p><strong>\u00c9quipement terminal client (CPE) :<\/strong> Modems\/routeurs VDSL ou G.fast destin\u00e9s aux utilisateurs finaux.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Chez LINK-PP, nous fournissons <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>SFP modules<\/strong><\/a><strong> and <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\"><strong>, sont de qualit\u00e9 fiable. Pour les applications exigeantes, choisir des solutions \u00e9prouv\u00e9es telles que le<\/strong><\/a> qui prennent en charge les d\u00e9ploiements FTTC. Nos produits aident les op\u00e9rateurs de r\u00e9seaux \u00e0 atteindre une haute fiabilit\u00e9, une efficacit\u00e9 \u00e9nerg\u00e9tique et une compatibilit\u00e9 transversale entre diff\u00e9rentes architectures de large bande.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd01 Avenir de la FTTC<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Bien que la FTTC demeure une solution pratique pour de nombreux op\u00e9rateurs, la tendance \u00e9volue vers la <strong>FTTH et l\u2019acc\u00e8s gigabit<\/strong>. Dans de nombreuses r\u00e9gions, la FTTC constitue une <strong>technologie de transition<\/strong>, permettant un acc\u00e8s large bande plus rapide en attendant que le d\u00e9ploiement complet de la fibre devienne \u00e9conomiquement viable. Parall\u00e8lement, des technologies telles que <strong>l\u2019acc\u00e8s sans fil fixe (<\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/fr\/glossary\/what-is-fwa-fixed-wireless-access\/\"><strong>FWA<\/strong><\/a><strong>)<\/strong> and <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/fr\/knowledge-center\/what-is-5g-backhaul\/\"><strong>backhaul 5G<\/strong><\/a> \u00e9mergent comme alternatives compl\u00e9mentaires.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd01 Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La FTTC est une \u00e9tape cl\u00e9 dans l\u2019\u00e9volution des r\u00e9seaux de large bande, offrant un \u00e9quilibre entre <strong>efficacit\u00e9 \u00e9conomique<\/strong> and <strong>am\u00e9liorations des performances<\/strong>. Elle apporte des progr\u00e8s significatifs par rapport \u00e0 l\u2019ADSL tout en pr\u00e9parant la voie \u00e0 l\u2019adoption compl\u00e8te de la fibre. Pour les entreprises et les op\u00e9rateurs de t\u00e9l\u00e9communications, le choix de la FTTC d\u00e9pend d\u2019un \u00e9quilibre entre budgets de d\u00e9ploiement, besoins de couverture et plans de croissance \u00e0 long terme.<\/p>","protected":false},"excerpt":{"rendered":"<p>D\u00e9couvrez ce qu\u2019est la FTTC (fibre jusqu\u2019au trottoir), son fonctionnement, ses avantages et inconv\u00e9nients, ainsi que sa comparaison avec la FTTH et l\u2019ADSL. Explorez ses applications, les \u00e9quipements requis et les tendances futures de l\u2019acc\u00e8s large bande.<\/p>","protected":false},"author":1,"featured_media":4978,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[22,25,26],"class_list":["post-4979","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-integrated-rj45-connectors","tag-modular-jack","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/posts\/4979","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/comments?post=4979"}],"version-history":[{"count":5,"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/posts\/4979\/revisions"}],"predecessor-version":[{"id":11101,"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/posts\/4979\/revisions\/11101"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/media\/4978"}],"wp:attachment":[{"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/media?parent=4979"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/categories?post=4979"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resources.l-p.com\/fr\/wp-json\/wp\/v2\/tags?post=4979"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}