{"id":88584,"date":"2020-07-15T01:42:13","date_gmt":"2020-07-14T23:42:13","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/nokia-predstavila-setevuyu-operaczionnuyu-sistemu-sr-linux-dlya-marshrutizatorov"},"modified":"2020-07-15T01:42:13","modified_gmt":"2020-07-14T23:42:13","slug":"nokia-predstavila-setevuyu-operaczionnuyu-sistemu-sr-linux-dlya-marshrutizatorov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/nokia-predstavila-setevuyu-operaczionnuyu-sistemu-sr-linux-dlya-marshrutizatorov","title":{"rendered":"Nokia a pr\u00e9sent\u00e9 le syst\u00e8me d'exploitation r\u00e9seau SR Linux pour les routeurs","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>L'entreprise Nokia <noindex><a rel=\"nofollow\" href=\"https:\/\/www.nokia.com\/about-us\/news\/releases\/2020\/07\/09\/nokia-announces-generational-step-in-data-center-networking-new-os-and-tools-give-cloud-builders-unprecedented-ability-to-adapt-automate-and-scale\/\">pr\u00e9sent\u00e9e<\/a><\/noindex> un nouveau syst\u00e8me d'exploitation r\u00e9seau <noindex><a rel=\"nofollow\" href=\"https:\/\/www.nokia.com\/networks\/products\/service-router-linux-NOS\/\">Service Router Linux<\/a><\/noindex> (SR Linux), <noindex><a rel=\"nofollow\" href=\"https:\/\/onestore.nokia.com\/asset\/i\/207598\">sur un travail complet et efficace avec le texte sur n'importe quel appareil aux ressources limit\u00e9es : \u00e9cran noir et blanc ou petit, faible m\u00e9moire, etc. Selon les d\u00e9veloppeurs, un livre format\u00e9 une fois sera le plus pratique dans n'importe quel environnement.<\/a><\/noindex> pour une utilisation dans l'infrastructure r\u00e9seau des centres de donn\u00e9es et des environnements cloud. SR Linux est consid\u00e9r\u00e9 comme un composant cl\u00e9 des solutions Nokia Data Center Fabric et sera install\u00e9 sur les routeurs des gammes Nokia 7250 IXR et 7220 IXR. La solution bas\u00e9e sur SR Linux est d\u00e9j\u00e0 en phase de test dans le nouveau centre de donn\u00e9es danois de la soci\u00e9t\u00e9 Apple.<\/p>\n<p>Contrairement \u00e0 d'autres syst\u00e8mes d'exploitation pour \u00e9quipements r\u00e9seau bas\u00e9s sur le noyau Linux, SR Linux conserve l'acc\u00e8s \u00e0 l'environnement sous-jacent de la plateforme Linux, qui n'est pas masqu\u00e9 par des API et interfaces sp\u00e9cialis\u00e9es. Les utilisateurs ont acc\u00e8s au noyau Linux non modifi\u00e9 et aux applications syst\u00e8me de base (bash, cron, Python, etc.), tandis que les applications sp\u00e9cifiques sont cr\u00e9\u00e9es \u00e0 l'aide des outils du NetOps Toolkit, ind\u00e9pendants de certains langages de programmation. Les applications bas\u00e9es sur NetOps Toolkit, par exemple, les impl\u00e9mentations de protocoles de routage, acc\u00e8dent \u00e0 diverses API r\u00e9seau, mais fonctionnent comme des composants ind\u00e9pendants. <\/p>\n<p>Cette approche permet de g\u00e9rer les applications s\u00e9par\u00e9ment du syst\u00e8me d'exploitation, par exemple, il est possible de mettre \u00e0 jour une application sans modifier le syst\u00e8me ou de mettre \u00e0 jour le syst\u00e8me d'exploitation sans recompiler les applications. En plus des applications standard, telles que les impl\u00e9mentations de protocoles de routage, il est possible d'ex\u00e9cuter des programmes al\u00e9atoires de fournisseurs tiers. L'utilisation d'un noyau Linux non modifi\u00e9 simplifie consid\u00e9rablement la gestion des correctifs pour corriger les vuln\u00e9rabilit\u00e9s et la cr\u00e9ation d'extensions. Un acc\u00e8s aux outils, correctifs et paquets Linux est pr\u00e9vu, ainsi que le soutien de l'ex\u00e9cution dans des conteneurs isol\u00e9s.<br \/>\nLa d\u00e9finition de points de restauration pour revenir en arri\u00e8re en cas de probl\u00e8mes est support\u00e9e.<\/p>\n<p><center><img decoding=\"async\" alt=\"Nokia a pr\u00e9sent\u00e9 le syst\u00e8me d&#039;exploitation r\u00e9seau SR Linux pour les routeurs\" src=\"\/wp-content\/uploads\/2020\/07\/36b9081550616b31dacef25de2b041b3.png\" style=\"display:block;margin: 0 auto;\" \/><\/center><\/p>\n<p>La gestion peut \u00eatre effectu\u00e9e via <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/openconfig\/gnmi\">gNMI<\/a><\/noindex> (gRPC Network Management Interface), interface en ligne de commande, plugins en Python et API bas\u00e9es sur JSON-RPC.<br \/>\nPour acc\u00e9der aux fonctionnalit\u00e9s des services op\u00e9rationnels dans le syst\u00e8me, il est propos\u00e9 d'utiliser gRPC et le protocole d'\u00e9change de donn\u00e9es Protocol Buffers. Les applications SR Linux peuvent \u00e9changer des informations sur l'\u00e9tat, en utilisant l'architecture &#171; publish\/subscribe &#187; (pub\/sub), dans laquelle gRPC et Protocol Buffers sont \u00e9galement utilis\u00e9s, et le m\u00e9canisme de livraison garantie est g\u00e9r\u00e9 par IDB (Nokia Impart Database).<br \/>\nPour structurer les informations sur l'\u00e9tat de l'application et la configuration utilis\u00e9e, des mod\u00e8les de donn\u00e9es YANG (Yet Another Next Generation) sont appliqu\u00e9s. <noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc6020\">RFC-6020<\/a><\/noindex>). <\/p>\n<p>Les implementations de protocoles r\u00e9seau, y compris le Multiprotocol Border Gateway Protocol (MP-BGP), l'Ethernet VPN (EVPN) et le Virtual Extensible LAN (VXLAN), sont bas\u00e9es sur la pile de protocoles \u00e9prouv\u00e9e SR OS (Nokia Service Router Operating System), d\u00e9j\u00e0 utilis\u00e9e sur plus d'un million de routeurs Nokia. Pour s'abstraire des composants mat\u00e9riels, un sous-syst\u00e8me est utilis\u00e9. <noindex><a rel=\"nofollow\" href=\"https:\/\/www.iovisor.org\/technology\/xdp\">XDP<\/a><\/noindex> (eXtensible Data Path).<\/p>\n<p>Pour automatiser l'ex\u00e9cution des op\u00e9rations de cr\u00e9ation, de d\u00e9ploiement, de configuration de l'infrastructure r\u00e9seau des centres de donn\u00e9es, ainsi que la collecte et l'analyse de la t\u00e9l\u00e9m\u00e9trie, il est propos\u00e9 d'utiliser la Nokia Fabric Services Platform (FSP). FSP fournit \u00e9galement des outils de simulation logicielle du r\u00e9seau pour simplifier la planification, la conception, les tests et le d\u00e9bogage des r\u00e9seaux dans les centres de donn\u00e9es. Les composants r\u00e9seau sont simul\u00e9s par l'isolement de conteneurs sur la plateforme Kubernetes, permettant de faire fonctionner des instances distinctes de SR Linux dans leurs environnements isol\u00e9s.<\/p>\n<p>En essence, FSP permet de former virtuellement une copie logicielle de la v\u00e9ritable r\u00e9seau et d'utiliser dans ce r\u00e9seau simul\u00e9 le m\u00eame logiciel (SR Linux en conteneurs) que celui utilis\u00e9 sur les v\u00e9ritables routeurs et commutateurs. De plus, la configuration utilis\u00e9e dans le r\u00e9seau r\u00e9el et simul\u00e9 est la m\u00eame, ce qui permet d'utiliser le r\u00e9seau simul\u00e9 comme premi\u00e8re \u00e9tape pour apporter et tester des modifications. Sur la base de l'environnement simul\u00e9, FSP peut g\u00e9n\u00e9rer toutes les informations n\u00e9cessaires au d\u00e9ploiement du r\u00e9seau r\u00e9el. <\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Source : <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53357\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Nokia \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043d\u043e\u0432\u0443\u044e \u0441\u0435\u0442\u0435\u0432\u0443\u044e \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0443\u044e \u0441\u0438\u0441\u0442\u0435\u043c\u0443 Service Router Linux (SR Linux), \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0443\u044e \u043d\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0432 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0438\u043d\u0444\u0440\u0430\u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0435 \u0446\u0435\u043d\u0442\u0440\u043e\u0432 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u043e\u0431\u043b\u0430\u0447\u043d\u044b\u0445 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0439. SR Linux \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u043a\u043b\u044e\u0447\u0435\u0432\u043e\u0439 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442 \u0440\u0435\u0448\u0435\u043d\u0438\u0439 Nokia Data Center Fabric \u0438 \u0431\u0443\u0434\u0435\u0442 \u0443\u0441\u0442\u0430\u043d\u0430\u0432\u043b\u0438\u0432\u0430\u0442\u044c\u0441\u044f \u043d\u0430 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0442\u043e\u0440\u044b \u043b\u0438\u043d\u0435\u0439\u043a\u0438 Nokia 7250 IXR \u0438 7220 IXR. \u0420\u0435\u0448\u0435\u043d\u0438\u0435 \u043d\u0430 \u0431\u0430\u0437\u0435 SR Linux \u0443\u0436\u0435 \u043f\u0440\u043e\u0445\u043e\u0434\u0438\u0442 \u0442\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":88585,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-88584","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Nokia\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/fr\/blog\/news\/nokia-predstavila-setevuyu-operaczionnuyu-sistemu-sr-linux-dlya-marshrutizatorov\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2\" \/>\n\t\t<meta property=\"og:locale\" content=\"fr_FR\" 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