{"id":1372,"date":"2021-02-11T08:00:00","date_gmt":"2021-02-11T13:00:00","guid":{"rendered":"https:\/\/www.precisionot.com\/?p=1372"},"modified":"2023-09-12T14:28:47","modified_gmt":"2023-09-12T18:28:47","slug":"mises-a-niveau-heritees","status":"publish","type":"post","link":"https:\/\/www.precisionot.com\/fr\/legacy_upgrades\/","title":{"rendered":"Pourquoi les MSO mettent-ils \u00e0 jour leur \u00e9quipement h\u00e9rit\u00e9\u00a0?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1372\" class=\"elementor elementor-1372\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-23969d9f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"23969d9f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3877871d\" data-id=\"3877871d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5e56ac6e elementor-widget elementor-widget-text-editor\" data-id=\"5e56ac6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><\/p>\n<h2 class=\"wp-block-heading\" id=\"h-introduction\">Introduction<\/h2>\n<div>\u00a0<\/div>\n<p><span style=\"font-size: 16px; color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; background-color: var( --e-global-color-026267c );\">Les r\u00e9seaux doivent \u00eatre plus rapides et plus capables de g\u00e9rer de grandes quantit\u00e9s de donn\u00e9es que jamais auparavant. <\/span>Depuis le d\u00e9but de la crise du COVID-19, la demande de services de communication \u00e0 large bande a explos\u00e9, <a href=\"\/\/www.oecd.org\/coronavirus\/policy-responses\/keeping-the-internet-up-and-running-in-times-of-crisis-4017c4c9\/\">certains op\u00e9rateurs connaissant une augmentation allant jusqu&#039;\u00e0 60% du trafic Internet<\/a>.<span style=\"font-size: 16px; color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; background-color: var( --e-global-color-026267c );\"> Certains analystes du secteur pr\u00e9disent m\u00eame que, d&#039;ici une d\u00e9cennie, les r\u00e9seaux existants des fournisseurs de services pourraient atteindre leur pleine capacit\u00e9. Par cons\u00e9quent, plusieurs op\u00e9rateurs de syst\u00e8me (MSO) cherchent \u00e0 relever ce d\u00e9fi en faisant \u00e9voluer et en simplifiant simultan\u00e9ment leurs r\u00e9seaux existants (h\u00e9rit\u00e9s) pour une efficacit\u00e9 maximale et des performances sup\u00e9rieures.<\/span><\/p>\n<p><\/p>\n<p><\/p>\n<p>Une grande partie de cela implique de faire \u00e9voluer les r\u00e9seaux hybrides \u00e0 fibre coaxiale (HFC) vers de nouvelles conceptions optiques, appel\u00e9es architectures d&#039;acc\u00e8s distribu\u00e9 (DAA), qui poussent la fibre plus profond\u00e9ment dans l&#039;architecture plus pr\u00e8s des utilisateurs finaux. Le r\u00e9sultat final est la cr\u00e9ation de r\u00e9seaux d\u00e9finis par logiciel (SDN) o\u00f9 l&#039;optique num\u00e9rique remplace les lasers analogiques et gr\u00e2ce auxquels les MSO peuvent fournir la vid\u00e9o IP, le streaming 4K et d&#039;autres applications commerciales gourmandes en donn\u00e9es dont leurs abonn\u00e9s ont besoin.\u00a0<\/p>\n<p><\/p>\n<p><\/p>\n<h2 class=\"wp-block-heading\" id=\"h-the-shift-to-100g-and-beyond\">Le passage au 100G et au-del\u00e0<\/h2>\n<p><\/p>\n<p>Pour entrer un peu plus dans les d\u00e9tails, la n\u00e9cessit\u00e9 de faire \u00e9voluer les r\u00e9seaux HFC s&#039;\u00e9tend \u00e0 trois probl\u00e8mes principaux\u00a0:<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>Besoins en bande passante des consommateurs<\/li>\n<li>Conceptions de r\u00e9seau complexes remplies d&#039;\u00e9quipements h\u00e9rit\u00e9s<\/li>\n<li>Besoin critique d&#039;am\u00e9liorer la fiabilit\u00e9 du r\u00e9seau et la prestation de services<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>Auparavant, les vitesses de 10 Gbps ou 40 Gbps \u00e9taient consid\u00e9r\u00e9es comme r\u00e9volutionnaires. Mais maintenant, les MSO avant-gardistes commencent d\u00e9j\u00e0 \u00e0 consid\u00e9rer le 100G comme la nouvelle vitesse standard pour les r\u00e9seaux d&#039;acc\u00e8s. Le besoin de 100G et au-del\u00e0 d\u00e9coule de l&#039;int\u00e9r\u00eat des consommateurs pour l&#039;adoption de technologies \u00e9mergentes telles que l&#039;Internet des objets (IoT), le streaming de r\u00e9alit\u00e9 virtuelle, la 5G et plus encore. En r\u00e9alit\u00e9, <a href=\"https:\/\/www.statista.com\/statistics\/471264\/iot-number-of-connected-devices-worldwide\/\" target=\"_blank\" rel=\"noreferrer noopener\">Statista pr\u00e9voit que d&#039;ici 2025, plus de 75 milliards d&#039;appareils intelligents IoT seront actifs<\/a>. Bien que la norme mobile 5G puisse g\u00e9rer des d\u00e9bits de donn\u00e9es de pointe de 10 Gbps pour les utilisateurs individuels, sur une base collective, l&#039;industrie envisage des volumes de donn\u00e9es de 10 To par seconde par kilom\u00e8tre carr\u00e9. De toute \u00e9vidence, les MSO ont toutes les raisons d&#039;abandonner les anciennes conceptions HFC.<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>Alors qu&#039;ils s&#039;efforcent de faire \u00e9voluer leurs r\u00e9seaux vers des capacit\u00e9s de nouvelle g\u00e9n\u00e9ration, les MSO sont confront\u00e9s \u00e0 une vari\u00e9t\u00e9 d&#039;options, notamment Remote-PHY DAA, Remote MAC-PHY et des conceptions Remote-PHY standard. Bien que chaque mod\u00e8le apporte ses propres avantages et d\u00e9fis aux MSO, une chose est claire\u00a0: ils contribuent tous \u00e0 augmenter la bande passante disponible de l&#039;infrastructure r\u00e9seau HFC existante d&#039;un MSO. De cette fa\u00e7on, ils fournissent une solution \u00e9conomique pour r\u00e9pondre aux demandes de vitesse et de capacit\u00e9 des abonn\u00e9s au r\u00e9seau. Ainsi, pour de nombreux MSO qui partent de la position de r\u00e9seaux HFC pr\u00e9existants, suivre la voie DAA est logique et leur permet de rester comp\u00e9titifs avec les constructions Fiber-to-the-X, qui sont co\u00fbteuses \u00e0 construire et n&#039;ont de sens que pour les nouveaux d\u00e9veloppements r\u00e9sidentiels.\u00a0<\/p>\n<p><!-- wp:heading --><\/p>\n<h2 id=\"h-in-conclusion\">En conclusion<\/h2>\n<div>\u00a0<\/div>\n<p><span style=\"font-size: 16px; color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; background-color: var( --e-global-color-026267c );\">En ce qui concerne les r\u00e9seaux optiques, il ne fait aucun doute que l&#039;int\u00e9r\u00eat des consommateurs pour les nouvelles technologies, les services de streaming et le contenu over-the-top (OTT) incite les MSO \u00e0 s&#039;\u00e9loigner des anciens r\u00e9seaux HFC. Pour assurer la r\u00e9ussite de la transformation de vos r\u00e9seaux, de nombreux MSO trouvent une valeur incroyable \u00e0 consulter une soci\u00e9t\u00e9 d&#039;ing\u00e9nierie syst\u00e8me qui teste et fournit des produits de haute qualit\u00e9 qui fonctionnent de mani\u00e8re fiable. Un support technique continu est \u00e9galement essentiel. Pour en savoir plus sur la fa\u00e7on dont Precision OT peut aider votre entreprise \u00e0 passer des architectures r\u00e9seau h\u00e9rit\u00e9es aux nouvelles conceptions de r\u00e9seaux optiques,\u00a0<\/span><a style=\"font-size: 16px; font-family: var( --e-global-typography-text-font-family ), Sans-serif;\" href=\"https:\/\/www.precisionot.com\/fr\/contact-us\/\">Nous contacter<\/a><span style=\"font-size: 16px; color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; background-color: var( --e-global-color-026267c );\">.<\/span><\/p>\n<p><!-- \/wp:paragraph --><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Les r\u00e9seaux doivent \u00eatre plus rapides et plus capables de g\u00e9rer de grandes quantit\u00e9s de donn\u00e9es que jamais auparavant.<\/p>","protected":false},"author":2,"featured_media":22488,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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