{"id":352,"date":"2023-11-28T04:46:53","date_gmt":"2023-11-28T01:46:53","guid":{"rendered":"https:\/\/sms-txt.net\/?p=352"},"modified":"2024-09-05T12:44:20","modified_gmt":"2024-09-05T09:44:20","slug":"ss7-arkitektur-for-karnnatverk","status":"publish","type":"post","link":"https:\/\/sms-txt.net\/sv\/ss7-sms\/ss7-arkitektur-for-karnnatverk\/","title":{"rendered":"SS7 arkitektur f\u00f6r k\u00e4rnn\u00e4tverk"},"content":{"rendered":"<h1>SS7 SMS SAMTAL PLATS<\/h1>\n<p>GSM Core network (CN) (eller Network Switching Subsystem NSS) \u00e4r den komponent i GSM-systemet som utf\u00f6r samtalsv\u00e4xling och mobilitetshantering f\u00f6r mobiltelefoner. CN best\u00e5r av f\u00f6ljande komponenter<\/p>\n<p><strong>Kopplingscentral f\u00f6r mobila tj\u00e4nster (MSC)<\/strong>: utg\u00f6r gr\u00e4nssnittet mellan radiosystemet och det fasta n\u00e4tet. Den utf\u00f6r alla funktioner som beh\u00f6vs f\u00f6r att hantera kretskopplade tj\u00e4nster till och fr\u00e5n mobilstationerna (3GPP, 2015, s. 26). MSC best\u00e5r vanligtvis av tv\u00e5 system: MSC-servern, som ansvarar f\u00f6r signaleringen, och mediegatewayen (MGW) som hanterar anv\u00e4ndartrafiken.<\/p>\n<p><strong>Server f\u00f6r hemabonnent (HSS)<\/strong> \u00e4r huvuddatabasen f\u00f6r en viss anv\u00e4ndare. Det \u00e4r den enhet som inneh\u00e5ller abonnemangsrelaterad information f\u00f6r att st\u00f6dja de n\u00e4tverksenheter som faktiskt hanterar samtal\/sessioner (3GPP, 2015, s. 22). HSS inneh\u00e5ller: information om anv\u00e4ndaridentifiering, numrering och adressering, information om anv\u00e4ndars\u00e4kerhet, information om anv\u00e4ndarens plats och information om anv\u00e4ndarprofil. HSS-funktionen utf\u00f6rs av tv\u00e5 n\u00e4tverkskomponenter: Home Location Register (HLR) och Authentication Center (AuC).<\/p>\n<p><strong>Registret f\u00f6r hemort (HLR)<\/strong> \u00e4r en central databas som inneh\u00e5ller information om varje mobiltelefonabonnent som \u00e4r auktoriserad att anv\u00e4nda GSM:s k\u00e4rnn\u00e4t. Varje anv\u00e4ndare kan bara vara associerad med en enda HLR.<\/p>\n<p><strong>Centrum f\u00f6r autentisering (AuC)<\/strong> \u00e4r associerad med en viss HLR och lagrar en identitetsnyckel f\u00f6r varje abonnent som \u00e4r registrerad med den associerade HLR. Nyckeln anv\u00e4nds f\u00f6r att generera s\u00e4kerhetsdata som sedan anv\u00e4nds f\u00f6r \u00f6msesidig autentisering mellan abonnenten och n\u00e4tet, f\u00f6r att skydda kommunikationens integritet och konfidentialitet (3GPP, 2015, s. 23).<\/p>\n<p><strong>Registret \u00f6ver bes\u00f6ksadresser (VLR)<\/strong> \u00e4r en databas \u00f6ver de abonnenter som har roamat in i jurisdiktionen f\u00f6r den MSC som den betj\u00e4nar. N\u00e4r en mobilstation (MS) kommer in i ett nytt lokaliseringsomr\u00e5de startar den en registreringsprocedur. En MSC som ansvarar f\u00f6r det omr\u00e5det m\u00e4rker denna registrering och \u00f6verf\u00f6r identiteten f\u00f6r det lokaliseringsomr\u00e5de d\u00e4r mobilstationen (MS) \u00e4r bel\u00e4gen till ett Visitor Location Register. Om denna MS \u00e4nnu inte \u00e4r registrerad i VLR, utbyter VLR och HLR information f\u00f6r att m\u00f6jligg\u00f6ra korrekt hantering av CS-samtal som involverar MS. I praktiken integrerar de flesta leverant\u00f6rer VLR direkt i V-MSC av prestandask\u00e4l (3GPP, 2015, s. 25).<\/p>\n<p><strong>Gateway f\u00f6r kortmeddelandeservice (SMSC)<\/strong> fungerar som ett gr\u00e4nssnitt mellan ett servicecenter f\u00f6r kortmeddelanden och mobiln\u00e4tet, s\u00e5 att kortmeddelanden kan levereras till mobilstationer fr\u00e5n servicecentret (3GPP, 2015, s. 26).<\/p>\n<p><strong>\u00d6verf\u00f6ringspunkten f\u00f6r signalering (STP)<\/strong> ansvarar f\u00f6r \u00f6verf\u00f6ringen av SS7-meddelanden mellan andra SS7-noder och fungerar ungef\u00e4r som en router i ett IP-n\u00e4tverk (Dryburgh, Hewet, 2005).<\/p>","protected":false},"excerpt":{"rendered":"<p>SS7 SMS CALL LOCATION GSM Core network (CN) (eller Network Switching Subsystem NSS) \u00e4r den komponent i GSM-systemet som utf\u00f6r samtalskoppling och mobilitetshantering f\u00f6r mobiltelefoner. CN best\u00e5r av f\u00f6ljande komponenter Mobile-services Switching Center (MSC): utg\u00f6r gr\u00e4nssnittet mellan radiosystemet och det fasta n\u00e4tet....<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-352","post","type-post","status-publish","format-standard","hentry","category-ss7-sms"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v26.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>SS7 Core Network Architecture<\/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:\/\/sms-txt.net\/sv\/ss7-sms\/ss7-arkitektur-for-karnnatverk\/\" \/>\n<meta property=\"og:locale\" content=\"sv_SE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SS7 Core Network Architecture\" \/>\n<meta property=\"og:description\" content=\"SS7 SMS CALL LOCATION The GSM Core network (CN) (or Network Switching Subsystem NSS) is the component of the GSM system that carries out call switching and mobility management for mobile phones. 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