{"id":18567,"date":"2018-10-26T14:30:48","date_gmt":"2018-10-26T12:30:48","guid":{"rendered":"https:\/\/blog.wildix.com\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/"},"modified":"2018-10-30T11:29:23","modified_gmt":"2018-10-30T10:29:23","slug":"sip-trunking-the-difference-between-pstn-isdn-and-voip","status":"publish","type":"post","link":"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/","title":{"rendered":"SIP Trunking: La diff\u00e9rence entre RTC, RNIS et VoIP"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft size-large wp-image-3764\" src=\"https:\/\/blog.wildix.com\/wp-content\/uploads\/2016\/09\/Screen-Shot-2016-09-30-at-11.11.06-1024x460.png\" alt=\"sip trunking\" width=\"625\" height=\"281\" srcset=\"https:\/\/blog.wildix.com\/wp-content\/uploads\/2016\/09\/Screen-Shot-2016-09-30-at-11.11.06-1024x460.png 1024w, https:\/\/blog.wildix.com\/wp-content\/uploads\/2016\/09\/Screen-Shot-2016-09-30-at-11.11.06-300x135.png 300w, https:\/\/blog.wildix.com\/wp-content\/uploads\/2016\/09\/Screen-Shot-2016-09-30-at-11.11.06-768x345.png 768w, https:\/\/blog.wildix.com\/wp-content\/uploads\/2016\/09\/Screen-Shot-2016-09-30-at-11.11.06-624x280.png 624w\" sizes=\"(max-width: 625px) 100vw, 625px\" \/><em>Il y a des ann\u00e9es, lorsque la VoIP est apparue sur le devant de la sc\u00e8ne, au temps o\u00f9 la connexion Internet \u00e9tait \u00e9tablie avec un modem, la VoIP \u00e9tait associ\u00e9e \u00e0 une qualit\u00e9 audio m\u00e9diocre et \u00e0 des appels interrompus. Aujourd&rsquo;hui, ce probl\u00e8me est r\u00e9volu, notamment gr\u00e2ce \u00e0 l&rsquo;offre toujours croissante des services Ethernet \u00e0 large bande. Les grandes comme les petites entreprises et les organisations de l&rsquo;administration publique du monde entier optent pour la VoIP, tandis que d&rsquo;autres entreprises h\u00e9sitent encore \u00e0 sauter le pas.<\/em><\/p>\n<p><span style=\"font-size: 1rem;\">Il est peut-\u00eatre temps d&rsquo;en savoir plus sur la technologie VoIP et les liaisons SIP: les plus grands fournisseurs de t\u00e9l\u00e9communications du monde entier\u00a0<\/span><strong style=\"font-size: 1rem;\">cessent de proposer le RNIS et le RTC en 2018 et ont annonc\u00e9 leur disparition compl\u00e8te<\/strong><span style=\"font-size: 1rem;\"> au cours des dix prochaines ann\u00e9es.<\/span><\/p>\n<p><!--more--><\/p>\n<p>Avant d&rsquo;examiner plus en d\u00e9tails les avantages de la technologie VoIP et des liaisons SIP, jetons un bref coup d&rsquo;\u0153il aux technologies traditionnelles.<\/p>\n<h2>Qu&rsquo;est-ce que le RTC? La diff\u00e9rence entre RTPC et RNIS.<\/h2>\n<p><strong>Le RTC (R\u00e9seau T\u00e9l\u00e9phonique Commut\u00e9), \u00e9galement appel\u00e9 POTS (Plain Old Telephone System),<\/strong> est un syst\u00e8me t\u00e9l\u00e9phonique traditionnel qui utilise des lignes en cuivre pour transmettre des donn\u00e9es vocales analogiques, <strong>permettant aux t\u00e9l\u00e9phones du monde entier de communiquer entre eux.<\/strong> Un circuit d\u00e9di\u00e9 est \u00e9tabli entre les deux points pour la dur\u00e9e d&rsquo;une transmission. Au d\u00e9but, les op\u00e9rateurs connectaient manuellement un interlocuteur \u00e0 un autre. Aujourd&rsquo;hui, la commutation est automatis\u00e9e et le RTC est presque enti\u00e8rement num\u00e9rique.<\/p>\n<p><strong>Le RNIS (R\u00e9seau Num\u00e9rique \u00e0 Int\u00e9gration de Services)<\/strong> est une version num\u00e9rique d&rsquo;une ligne t\u00e9l\u00e9phonique. Il permet la transmission de la voix et des donn\u00e9es sur des lignes en cuivre offrant davantage de fonctionnalit\u00e9s, une qualit\u00e9 sup\u00e9rieure et des capacit\u00e9s d&rsquo;\u00e9tablissement d&rsquo;appels plus rapides.<\/p>\n<h2>Technologie VoIP et liaisons SIP.<\/h2>\n<p><strong>VoIP (Voice Over Internet Protocol)<\/strong> est la version IP de la ligne t\u00e9l\u00e9phonique qui utilise la t\u00e9l\u00e9phonie \u00e0 commutation de paquets, o\u00f9 la voix, les donn\u00e9es ou la vid\u00e9o sont achemin\u00e9es vers des paquets r\u00e9seau sur Internet. Une fois arriv\u00e9s, les paquets sont assembl\u00e9s dans le bon ordre.<\/p>\n<p><strong>SIP (Session Initiation Protocol)<\/strong> est un protocole de signalisation utilis\u00e9 pour les communications multim\u00e9dias qui d\u00e9termine les r\u00e8gles de configuration, de gestion et de terminaison d&rsquo;une connexion par deux points.<\/p>\n<p><strong>SIP Trunking<\/strong> &#8211; est une connexion directe entre une organisation et un fournisseur de services de t\u00e9l\u00e9phonie Internet (ITSP). Les lignes de r\u00e9seau SIP sont responsables du routage des paquets dans le r\u00e9seau, en utilisant un r\u00e9seau de donn\u00e9es IP pour fournir la voix, la vid\u00e9o et les donn\u00e9es.<\/p>\n<p><em>Le terme \u00ab\u00a0trunk\u00a0\u00bb provient des t\u00e9l\u00e9communications \u00e0 commutation de circuits dans lequel il est consid\u00e9r\u00e9 comme \u00e9tant une ligne physique d\u00e9di\u00e9e. Dans les liaisons SIP, la connexion entre les syst\u00e8mes t\u00e9l\u00e9phoniques est \u00e9tablie sur une ligne virtuelle.<br \/>\n<\/em><\/p>\n<p>&nbsp;<\/p>\n<h3>Avantages des liaisons SIP<\/h3>\n<p>La fin du R\u00e9seau Num\u00e9rique \u00e0 Int\u00e9gration de Services (RNIS) apporte un certain nombre d&rsquo;avantages, nous en \u00e9num\u00e9rons ici quelques-uns.<\/p>\n<ul>\n<li><strong>Tarifs d&rsquo;appel et location de ligne plus bas<\/strong>. Les co\u00fbts de location DID et Line sont moins \u00e9lev\u00e9s. La concurrence entre les fournisseurs de lignes r\u00e9seau SIP se traduit par des frais d&rsquo;appel peu \u00e9lev\u00e9s.<\/li>\n<li><strong>Vous gardez le m\u00eame num\u00e9ro de t\u00e9l\u00e9phone<\/strong>. Avec les lignes de r\u00e9seau SIP, vous n&rsquo;\u00eates pas forc\u00e9ment li\u00e9 \u00e0 un emplacement, vous pouvez appeler de n&rsquo;importe quel endroit et vous pouvez \u00eatre contact\u00e9 m\u00eame \u00e0 l&rsquo;\u00e9tranger, en utilisant votre appareil pr\u00e9f\u00e9r\u00e9. Vous pouvez changer de lieu de travail et conserver le m\u00eame num\u00e9ro de t\u00e9l\u00e9phone.<\/li>\n<li><strong>\u00c9volutivit\u00e9 et flexibilit\u00e9.<\/strong> Choisissez facilement le nombre de lignes et de canaux en fonction de vos besoins, sans avoir \u00e0 installer de nouvelles lignes et interfaces physiques.<\/li>\n<li><strong>Acc\u00e8s aux lignes \u00e0 distance.<\/strong> Vous pouvez appeler en utilisant des lignes RNIS ou analogiques dans un bureau diff\u00e9rent ou m\u00eame dans un autre pays.<\/li>\n<li><strong>Simplicit\u00e9 de l&rsquo;architecture r\u00e9seau.<\/strong>\u00a0R\u00e9duction de la complexit\u00e9 du r\u00e9seau gr\u00e2ce \u00e0 la convergence des r\u00e9seaux voix, donn\u00e9es et vid\u00e9os. \u00c9limination des passerelles multim\u00e9dia : les liaisons SIP ne n\u00e9cessitent pas de mat\u00e9riel suppl\u00e9mentaire.<\/li>\n<li><strong>Fonctions UC&amp;C d\u00e9velopp\u00e9es.<\/strong> Tirez parti des derni\u00e8res fonctionnalit\u00e9s de communication et de collaboration unifi\u00e9es et de WebRTC pour accro\u00eetre la mobilit\u00e9, am\u00e9liorer l&rsquo;efficacit\u00e9 du lieu de travail, am\u00e9liorer l&rsquo;engagement des employ\u00e9s et am\u00e9liorer le service client.<\/li>\n<\/ul>\n<h3>Les consid\u00e9rations \u00e0 prendre en compte avant la migration vers la VoIP<\/h3>\n<ul>\n<li><strong>Mettez \u00e0 jour votre connexion Internet<\/strong> et envisagez de d\u00e9dier une ligne Internet distincte pour les communications VoIP. Assurez-vous que votre pare-feu est capable de g\u00e9rer correctement le trafic VoIP.<\/li>\n<li><strong>Envisagez de mettre \u00e0 jour le syst\u00e8me de communication de l&rsquo;entreprise.<\/strong> Les utilisateurs de PABX peuvent \u00e9galement utiliser les liaisons SIP, gr\u00e2ce \u00e0 des p\u00e9riph\u00e9riques tels que la passerelle multim\u00e9dia FXO, qui permettent l\u2019interconnexion du syst\u00e8me t\u00e9l\u00e9phonique existant avec le PBX IP. Cependant, la mise \u00e0 niveau vers un PBX IP moderne apporte d&rsquo;innombrables avantages et \u00e9conomies et l&rsquo;investissement est rapidement rentabilis\u00e9.<\/li>\n<li><strong>Choisissez le bon fournisseur de lignes r\u00e9seau SIP<\/strong>. Tenez compte de facteurs tels que la s\u00e9curit\u00e9 (SRTP et TLS), la protection contre la fraude, la qualit\u00e9 audio, la priorit\u00e9 accord\u00e9e \u00e0 la voix sur les donn\u00e9es, le mod\u00e8le de tarification et le service de support technique.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Learn about Wildix supported SIP trunks: <a href=\"https:\/\/manuals.wildix.com\/wildix-supported-voip-operators\/\">LINK<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Il y a des ann\u00e9es, lorsque la VoIP est apparue sur le devant de la sc\u00e8ne, au temps o\u00f9 la connexion Internet \u00e9tait \u00e9tablie avec un modem, la VoIP \u00e9tait associ\u00e9e \u00e0 une qualit\u00e9 audio m\u00e9diocre et \u00e0 des appels interrompus. Aujourd&rsquo;hui, ce probl\u00e8me est r\u00e9volu, notamment gr\u00e2ce \u00e0 l&rsquo;offre toujours croissante des services &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/\" class=\"more-link\">Continuer la lecture<span class=\"screen-reader-text\"> de &laquo;&nbsp;SIP Trunking: La diff\u00e9rence entre RTC, RNIS et VoIP&nbsp;&raquo;<\/span><\/a><\/p>\n","protected":false},"author":21,"featured_media":3764,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[53,101],"tags":[],"class_list":["post-18567","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-fr","category-voip-wiki-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SIP trunking. 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The difference between PSTN, ISDN and VoIP.\" \/>\n<meta property=\"og:description\" content=\"It might be just the right time to learn more about SIP trunking: the largest telecom providers stop offering ISDN and PSTN in 2018.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/\" \/>\n<meta property=\"og:site_name\" content=\"Wildix Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/wildix.pbx\" \/>\n<meta property=\"article:published_time\" content=\"2018-10-26T12:30:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2018-10-30T10:29:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blog.wildix.com\/wp-content\/uploads\/2016\/09\/Screen-Shot-2016-09-30-at-11.11.06.png\" \/>\n\t<meta property=\"og:image:width\" content=\"2062\" \/>\n\t<meta property=\"og:image:height\" content=\"926\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Elena Kornilova\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@WildixSrl\" \/>\n<meta name=\"twitter:site\" content=\"@WildixSrl\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Elena Kornilova\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":[\"Article\",\"BlogPosting\"],\"@id\":\"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/\"},\"author\":{\"name\":\"Elena Kornilova\",\"@id\":\"https:\/\/blog.wildix.com\/#\/schema\/person\/92f34f6f25562608f9a11f7eacc599ea\"},\"headline\":\"SIP Trunking: La diff\u00e9rence entre RTC, RNIS et VoIP\",\"datePublished\":\"2018-10-26T12:30:48+00:00\",\"dateModified\":\"2018-10-30T10:29:23+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/\"},\"wordCount\":998,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/blog.wildix.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/blog.wildix.com\/wp-content\/uploads\/2016\/09\/Screen-Shot-2016-09-30-at-11.11.06.png\",\"articleSection\":[\"Blog @fr\",\"VoIP Wiki\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/\",\"url\":\"https:\/\/blog.wildix.com\/fr\/sip-trunking-the-difference-between-pstn-isdn-and-voip\/\",\"name\":\"SIP trunking. 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