{"id":34971,"date":"2025-01-18T15:14:18","date_gmt":"2025-01-18T15:14:18","guid":{"rendered":"https:\/\/peraltafinancing.com\/5g-technology\/5g-xn-interface-protocol-architecture\/"},"modified":"2025-01-18T15:14:18","modified_gmt":"2025-01-18T15:14:18","slug":"5g-xn-interface-protocol-architecture","status":"publish","type":"post","link":"https:\/\/fivemor.com\/?p=34971","title":{"rendered":"5G Xn Interface Protocol Architecture"},"content":{"rendered":"<p> <br \/>\n<\/p>\n<div>\n<div style=\"width: 150px\" class=\"image-attach-body\"><a href=\"http:\/\/4g5gworld.com\/image\/picture6png\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/4g5gworld.com\/sites\/default\/files\/images\/Picture6.thumbnail.png\" alt=\"Picture6.png\" title=\"Picture6.png\" class=\"image image-thumbnail \" width=\"150\" height=\"80\" \/><\/a><\/div>\n<p><span style=\"font-size: 16px; font-family: &quot;Avenir Roman&quot;;\">The Xn User plane (Xn-U) interface is defined between two NG-RAN nodes.\u00a0 The transport network layer is built on IP transport and GTP-U is used on top of UDP\/IP to carry the user plane PDUs.<\/span><\/p>\n<p><span style=\"font-size: 16px; font-family: &quot;Avenir Roman&quot;;\">Xn-U provides non-guaranteed delivery of user plane PDUs and supports the following functions:<\/span><\/p>\n<p style=\"language: en-IN; line-height: 125%; margin-top: 0pt; margin-bottom: 0pt; word-break: normal;\"><span><span style=\"font-size: 16px;\"><span style=\"white-space: pre;\">\t<\/span>&#8211; Data forwarding;<\/span><\/span><\/p>\n<p style=\"language: en-IN; line-height: 125%; margin-top: 0pt; margin-bottom: 0pt; word-break: normal;\"><span><span style=\"font-size: 16px;\"><span style=\"white-space: pre;\">\t<\/span>&#8211; Flow control.<\/span><\/span><\/p>\n<p style=\"language: en-IN; line-height: 125%; margin-top: 0pt; margin-bottom: 0pt; word-break: normal;\"><span><span style=\"font-size: 16px;\">The Xn control plane interface (Xn-C) is defined between two NG-RAN nodes. The transport network layer is built on SCTP on top of IP. The application layer signalling protocol is referred to as XnAP (Xn Application Protocol). The SCTP layer provides the guaranteed delivery of application layer messages. In the transport IP layer point-to-point transmission is used to deliver the signalling PDUs.\u00a0<\/span><\/span><span style=\"font-size: 16px; font-family: &quot;Avenir Roman&quot;;\">The Xn-C interface supports the following functions:<\/span><\/p>\n<p style=\"language: en-IN; line-height: 125%; margin-top: 0pt; margin-bottom: 0pt; word-break: normal;\"><span><span style=\"font-size: 16px;\"><span style=\"white-space: pre;\">\t<\/span>&#8211; Xn interface management;<\/span><\/span><\/p>\n<p style=\"language: en-IN; line-height: 125%; margin-top: 0pt; margin-bottom: 0pt; word-break: normal;\"><span><span style=\"font-size: 16px;\"><span style=\"white-space: pre;\">\t<\/span>&#8211; UE mobility management, including context transfer and RAN\u00a0<\/span><\/span><span style=\"font-size: 16px; font-family: &quot;Avenir Roman&quot;;\">paging;<\/span><\/p>\n<p style=\"language: en-IN; line-height: 125%; margin-top: 0pt; margin-bottom: 0pt; word-break: normal;\"><span><span style=\"font-size: 16px;\"><span style=\"white-space: pre;\">\t<\/span>&#8211; Dual connectivity.<\/span><\/span><\/p>\n<p>\u00a0<\/p>\n<p>\t\t<a class=\"da2a_button\" href=\"http:\/\/www.addtoany.com\/share_save?linkurl=http%3A%2F%2F4g5gworld.com%2Fblog%2F5g-xn-interface-protocol-architecture&amp;linkname=5G%20Xn%20Interface%20Protocol%20Architecture\" id=\"da2a_1\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/4g5gworld.com\/modules\/addtoany\/images\/share_save_171_16.png\" width=\"171\" height=\"16\" alt=\"Share this\" \/><\/a><\/p><\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>The Xn User plane (Xn-U) interface is defined between two NG-RAN nodes.\u00a0 The transport network layer is built on IP transport and GTP-U is used on top of UDP\/IP to carry the user plane PDUs. Xn-U provides non-guaranteed delivery of user plane PDUs and supports the following functions: &#8211; Data forwarding; &#8211; Flow control. The [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":34972,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12020],"tags":[12545,12544,17564,22025,9025,14524,23117,23118,23119],"dealstore":[],"offerexpiration":[],"class_list":["post-34971","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-5g-technology","tag-4g","tag-5g","tag-architecture","tag-interface","tag-lte","tag-protocol","tag-xn-interface","tag-xn-c","tag-xn-u"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>5G Xn Interface Protocol Architecture - Som2ny Network<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fivemor.com\/?p=34971\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"5G Xn Interface Protocol Architecture - Som2ny Network\" \/>\n<meta property=\"og:description\" content=\"The Xn User plane (Xn-U) interface is defined between two NG-RAN nodes.\u00a0 The transport network layer is built on IP transport and GTP-U is used on top of UDP\/IP to carry the user plane PDUs. 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