{"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\/hr\/blog\/news\/vyshel-srsran-4g-23-11-opensource-realizacziya-steka-4g-lte","title":{"rendered":"Iza\u0161ao srsRAN 4G 23.11 \u2014 OpenSource implementacija 4G\/LTE stoga","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Projekt software radio systems Radio Access Network ili srsRAN usmjeren je na implementaciju 4G\/LTE i 5G protokola. Ranije je projekt bio poznat kao srsLTE.<\/p>\n<p>Glavne promjene u odnosu na prethodnu verziju: <\/p>\n<ul>\n<li> Ispravljene su gre\u0161ke srsUE vezane uz \u0161irine od 5, 10, 15 i 20 MHz. <\/li>\n<li> Dodana je nova metoda za izra\u010dunavanje frekvencije. <\/li>\n<li> A\u017euriran cmake. <\/li>\n<li> Nekoliko ispravki gre\u0161aka pobolj\u0161ava stabilnost i performanse.<\/li>\n<\/ul>\n<p>Glavni moduli srsRAN 4G:<\/p>\n<ul>\n<li> srsENB (software radio systems eNodeB) \u2014 implementacija Evolved UMTS (Universal Mobile Telecommunications System) Terrestrial Radio Access Network NodeB ili E-UTRAN NodeB ili jednostavno eNodeB (eNB). U su\u0161tini, to je softverska implementacija 4G\/LTE bazne stanice; <\/li>\n<li> srsUE (software radio systems User Equipment) \u2014 implementacija 4G\/LTE modema koji se mo\u017ee povezati s eNB baznom stanicom; <noindex><\/li>\n<li> srsEPC \u2014 implementacija jezgre mre\u017ee, koja uklju\u010duje MME (Mobility Management Entity), HSS (Home Subscriber Server), SGW (Serving Gateway) i 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\">Glavne mogu\u0107nosti:<\/a><\/p>\n<p><\/noindex><\/p>\n<ul>\n<li> implementacija protokola kako za baznu stanicu, tako i za softverski modem;<\/noindex> <\/li>\n<li> mogu\u0107e je raditi s softverskim i hardverskim SIM karticama (putem PC\/SC) za srsUE; <\/li>\n<li> podr\u0161ka za propusnost 1.4, 3, 5, 10, 15 i 20 MHz; <\/li>\n<li> podr\u0161ka za AES; <\/li>\n<li> optimizacija za SSE4.1\/AVX2; <\/li>\n<li> podr\u0161ka za LTE Release 10; <\/li>\n<li> podr\u0161ka za Intra-ENB i Inter-ENB za eNodeB.<\/li>\n<\/ul>\n<p><noindex><\/p>\n<p>Vrijedi napomenuti da srsRAN razvija i <a rel=\"nofollow\" href=\"https:\/\/github.com\/srsran\/srsRAN_Project\">podr\u0161ku za O-RAN 5G<\/a>. <\/p>\n<p><\/noindex><\/p>\n<p>Glavna ograni\u010denja<\/p>\n<ul>\n<li> Nema podr\u0161ke za VoLTE. (rad VoLTE mo\u017ee se implementirati putem tre\u0107e strane IMS, primjerice Kamailio, koji se mo\u017ee prona\u0107i na adresi kamailio.org uz pomo\u0107 \u010dlanka <a rel=\"nofollow\" href=\"https:\/\/open5gs.org\/open5gs\/docs\/tutorial\/02-VoLTE-setup\">https:\/\/open5gs.org\/open5gs\/docs\/tutorial\/02-VoLTE-setup<\/a> i ovako radi 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> Za 5G implementirana je samo podr\u0161ka za gNodeB (slede\u0107a generacija NodeB) kako za CU, tako i za DU\/RU \u2014 dakle, bazna stanica, dok softverski modem nije implementiran. <\/li>\n<li> Podr\u017eava se samo FR1. <\/li>\n<li> Nema podr\u0161ke za 2G i 3G. <\/li>\n<\/ul>\n<p>Za razliku od Osmocom CNI, srsRAN je usmjeren na stvaranje 4G i 5G protokola za prenos IP prometa. U isto vrijeme, Osmocom CNI je usmjeren na implementaciju 2G i 3G, koji su fokusirani na prijenos SMS, USSD i glasovnih podataka. Iz tog razloga, Osmocom CNI mo\u017ee prenositi glasovni promet ne samo na IP-PBX (IP-ATC) tipa Asterisk, ve\u0107 i, na primjer, na E1 putem <a rel=\"nofollow\" href=\"https:\/\/sysmocom.de\/products\/lab\/icE1usb\/index.html\">icE1usb<\/a>. <\/p>\n<p>Izvor: <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 5.0.4 - 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 name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link 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