{"id":112015,"date":"2023-12-06T03:10:29","date_gmt":"2023-12-06T01:10:29","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vyshel-srsran-4g-23-11-opensource-realizacziya-steka-4g-lte"},"modified":"2023-12-06T03:10:29","modified_gmt":"2023-12-06T01:10:29","slug":"vyshel-srsran-4g-23-11-opensource-realizacziya-steka-4g-lte","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/vyshel-srsran-4g-23-11-opensource-realizacziya-steka-4g-lte","title":{"rendered":"Sortie de srsRAN 4G 23.11 \u2014 mise en \u0153uvre OpenSource de la pile 4G\/LTE","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Le projet software radio systems Radio Access Network ou srsRAN vise \u00e0 r\u00e9aliser des piles 4G\/LTE et 5G. Auparavant, le projet \u00e9tait connu sous le nom de srsLTE.<\/p>\n<p>Les principales modifications par rapport \u00e0 la version pr\u00e9c\u00e9dente : <\/p>\n<ul>\n<li> Correction des erreurs srsUE li\u00e9es aux largeurs de bande de 5, 10, 15 et 20 MHz. <\/li>\n<li> Ajout d'un nouvel algorithme pour le calcul de la fr\u00e9quence. <\/li>\n<li> Mise \u00e0 jour de cmake. <\/li>\n<li> Certaines corrections de bugs am\u00e9liorent la stabilit\u00e9 et les performances.<\/li>\n<\/ul>\n<p>Principaux modules srsRAN 4G :<\/p>\n<ul>\n<li> srsENB (software radio systems eNodeB) \u2014 impl\u00e9mentation de l'Evolved UMTS (Universal Mobile Telecommunications System) Terrestrial Radio Access Network NodeB ou E-UTRAN NodeB, ou simplement eNodeB (eNB). Il s'agit essentiellement d'une mise en \u0153uvre logicielle de la station de base 4G\/LTE; <\/li>\n<li> srsUE (software radio systems User Equipment) \u2014 impl\u00e9mentation d'un modem 4G\/LTE pouvant se connecter \u00e0 la station de base eNB; <noindex><\/li>\n<li> srsEPC \u2014 impl\u00e9mentation du c\u0153ur du r\u00e9seau, qui comprend MME (Mobility Management Entity), HSS (Home Subscriber Server), SGW (Serving Gateway) et PGW (PDN (Packet Data Network) Gateway).<\/li>\n<\/ul>\n<p><noindex><\/p>\n<p><a rel=\"nofollow\" href=\"https:\/\/docs.srsran.com\/projects\/4g\/en\/latest\/feature_list.html\">Fonctionnalit\u00e9s principales :<\/a><\/p>\n<p><\/noindex><\/p>\n<ul>\n<li> impl\u00e9mentation de la pile \u00e0 la fois en tant que station de base et en tant que modem logiciel;<\/noindex> <\/li>\n<li> possibilit\u00e9 de fonctionnement avec des cartes SIM logicielles et mat\u00e9rielles (via PC\/SC) pour srsUE; <\/li>\n<li> prise en charge des largeurs de bande de 1.4, 3, 5, 10, 15 et 20 MHz; <\/li>\n<li> prise en charge de l'AES; <\/li>\n<li> optimisation pour SSE4.1\/AVX2; <\/li>\n<li> prise en charge de la norme LTE Release 10; <\/li>\n<li> prise en charge de l'Intra-ENB et de l'Inter-ENB pour eNodeB.<\/li>\n<\/ul>\n<p><noindex><\/p>\n<p>Il est \u00e0 noter que srsRAN d\u00e9veloppe \u00e9galement <a rel=\"nofollow\" href=\"https:\/\/github.com\/srsran\/srsRAN_Project\">le support de l'O-RAN 5G.<\/a>. <\/p>\n<p><\/noindex><\/p>\n<p>Principales limitations<\/p>\n<ul>\n<li> Pas de support pour VoLTE. (la fonctionnalit\u00e9 VoLTE peut \u00eatre r\u00e9alis\u00e9e via un IMS tiers, tel que Kamailio, disponible sur kamailio.org avec l'article <a rel=\"nofollow\" href=\"https:\/\/open5gs.org\/open5gs\/docs\/tutorial\/02-VoLTE-setup\">https:\/\/open5gs.org\/open5gs\/docs\/tutorial\/02-VoLTE-setup<\/a> et voici comment fonctionne VoLTE. <a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=gBX-ZX_d1uY\">https:\/\/www.youtube.com\/watch?v=gBX-ZX_d1uY<\/a>)  <\/li>\n<li> Pour la 5G, seul le support du gNodeB (next generation NodeB) est impl\u00e9ment\u00e9 en tant que CU, ainsi que DU\/RU \u2014 c'est-\u00e0-dire la station de base, alors que le modem logiciel n'est pas r\u00e9alis\u00e9. <\/li>\n<li> Seul le FR1 est pris en charge. <\/li>\n<li> Pas de support pour 2G et 3G. <\/li>\n<\/ul>\n<p>Contrairement \u00e0 Osmocom CNI, srsRAN vise \u00e0 cr\u00e9er une pile 4G et 5G pour la transmission du trafic IP. En revanche, Osmocom CNI se concentre sur la r\u00e9alisation de 2G et 3G, qui sont orient\u00e9es vers la transmission de SMS, USSD et de voix. C'est pourquoi Osmocom CNI peut transmettre le trafic vocal non seulement vers un IP-PBX (IP-ATS) tel qu'Asterisk, mais aussi, par exemple, vers E1 \u00e0 l'aide de <a rel=\"nofollow\" href=\"https:\/\/sysmocom.de\/products\/lab\/icE1usb\/index.html\">icE1usb.<\/a>. <\/p>\n<p>Source : <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/opensource\/17443128\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u043e\u0435\u043a\u0442 software radio systems Radio Access Network \u0438\u043b\u0438 srsRAN \u043d\u0430\u0446\u0435\u043b\u0435\u043d \u043d\u0430 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0441\u0442\u0435\u043a\u043e\u0432 4G\/LTE \u0438 5G. \u0420\u0430\u043d\u0435\u0435 \u043f\u0440\u043e\u0435\u043a\u0442 \u0438\u0437\u0432\u0435\u0441\u0442\u0435\u043d \u0431\u044b\u043b \u043a\u0430\u043a srsLTE. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043f\u043e \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044e \u0441 \u043f\u0440\u043e\u0448\u043b\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0435\u0439: \u0418\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u044b \u043e\u0448\u0438\u0431\u043a\u0438 srsUE \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0435 \u0441 \u0448\u0438\u0440\u0438\u043d\u043e\u0439 \u0432 5, 10, 15 \u0438 20 \u041c\u0413\u0446. \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d \u043d\u043e\u0432\u044b\u0439 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c \u0434\u043b\u044f \u0440\u0430\u0441\u0447\u0451\u0442\u0430 \u0447\u0430\u0441\u0442\u043e\u0442\u044b. \u041e\u0431\u043d\u043e\u0432\u043b\u0451\u043d cmake. \u041d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043e\u0448\u0438\u0431\u043e\u043a \u0443\u043b\u0443\u0447\u0448\u0430\u044e\u0449\u0438\u0435 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0441\u0442\u044c [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-112015","post","type-post","status-publish","format-standard","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=\"\u041f\u0440\u043e\u0435\u043a\u0442 software radio systems Radio Access Network \u0438\u043b\u0438 srsRAN \u043d\u0430\u0446\u0435\u043b\u0435\u043d \u043d\u0430 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0441\u0442\u0435\u043a\u043e\u0432 4G\/LTE \u0438 5G.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta 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