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3G\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3MVNO\u306e\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306e\u8ab2\u984c\u306f\u3001\u96fb\u6c17\u901a\u4fe1\u306e\u98a8\u666f\u3092\u518d\u5f62\u6210\u3057\u3066\u3044\u308b\u30023G\u56de\u7dda\u4ea4\u63db\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001MVNO\u306f\u5408\u6cd5\u7684\u306a\u508d\u53d7\u3092\u884c\u3046\u30db\u30b9\u30c8MNO\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u97f3\u58f0\u901a\u8a71\u306fMNO\u306e\u56de\u7dda\u4ea4\u63db\u30b3\u30a2\u3092\u7d4c\u7531\u3057\u3001MNO\u306e\u65e2\u5b58\u306eLI\u30b7\u30b9\u30c6\u30e0\u304c\u3059\u3079\u3066\u3092\u6355\u6349\u3057\u3066\u3044\u305f\u3002MVNO\u306f\u97f3\u58f0\u30a4\u30f3\u30d5\u30e9\u3092\u76f4\u63a5\u7ba1\u7406\u3057\u3066\u3044\u306a\u304b\u3063\u305f\u305f\u3081\u3001\u76f4\u63a5\u7684\u306aLI\u7fa9\u52d9\u3092\u8ca0\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u3002.<\/p>\n\n\n\n
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3G\u306e\u5ec3\u6b62\u306b\u4f34\u3044\u3001\u97f3\u58f0\u30b5\u30fc\u30d3\u30b9\u306fVoLTE\uff08Voice over LTE\uff09\u3068VoNR\uff08Voice over New Radio for 5G\uff09\u306b\u79fb\u884c\u3059\u308b\u3002\u3069\u3061\u3089\u306e\u6280\u8853\u3082\u3001IP\u30de\u30eb\u30c1\u30e1\u30c7\u30a3\u30a2\u30fb\u30b5\u30d6\u30b7\u30b9\u30c6\u30e0\uff08IMS\uff09\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u4f7f\u7528\u3057\u3066\u3001\u97f3\u58f0\u3092\u30c7\u30fc\u30bf\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306eIP\u30d1\u30b1\u30c3\u30c8\u3068\u3057\u3066\u914d\u4fe1\u3059\u308b\u3002.<\/p>\n\n\n\n
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\u6cd5\u57f7\u884c\u6a5f\u95a2\u304b\u3089\u306e\u5408\u6cd5\u7684\u306a\u508d\u53d7\u8981\u6c42\u3092\u53d7\u4fe1\u3001\u691c\u8a3c\u3001\u8ffd\u8de1\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3002\u3053\u308c\u306b\u306f\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u306eID\uff08MSISDN\u3001IMSI\u3001IMEI\uff09\u3001\u4ee4\u72b6\u306e\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u3001\u304a\u3088\u3073\u8a31\u53ef\u3055\u308c\u305f\u6a5f\u95a2\u306e\u30a2\u30af\u30bb\u30b9\u3092\u7ba1\u7406\u3059\u308b\u3053\u3068\u304c\u542b\u307e\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n
VoLTE \u304a\u3088\u3073 VoNR \u901a\u8a71\u306e\u508d\u53d7\u95a2\u9023\u60c5\u5831\uff08IRI\uff09\u3068\u901a\u4fe1\u5185\u5bb9\uff08CC\uff09\u3092\u53ce\u96c6\u3059\u308b\u305f\u3081\u306e IMS \u30b3\u30a2\u3068\u306e\u7d71\u5408\u3002\u3053\u308c\u306b\u306f\u3001P-CSCF\u3001S-CSCF\u3001\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e IMS \u8981\u7d20\u3067\u306e\u508d\u53d7\u6a5f\u80fd\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n\n\n\n
IMS\u30ce\u30fc\u30c9\u304b\u3089\u306e\u30c7\u30fc\u30bf\u3092\u6b63\u898f\u5316\u3057\u3001\u6b21\u306e\u3088\u3046\u306a\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306b\u5909\u63db\u3059\u308b\u30e1\u30c7\u30a3\u30a8\u30fc\u30b7\u30e7\u30f3\u30fb\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3002 ETSI 102 232<\/a> \u4ed5\u69d8\u3001\u7279\u306bIP\u30de\u30eb\u30c1\u30e1\u30c7\u30a3\u30a2\u30b5\u30fc\u30d3\u30b9\u306eETSI TS 102 232-5\u3002.<\/p>\n\n\n\n
\u6cd5\u57f7\u884c\u76e3\u8996\u65bd\u8a2d\u3078\u306e\u6697\u53f7\u5316\u3055\u308c\u305f\u914d\u4fe1\u30c1\u30e3\u30f3\u30cd\u30eb\uff08IRI\u306fHI2\u3001CC\u306fHI3\uff09\u3001\u76f8\u4e92\u8a8d\u8a3c\u3001\u914d\u4fe1\u78ba\u8a8d\u3001\u76e3\u67fb\u30ed\u30ae\u30f3\u30b0\u3002.<\/p>\n\n\n\n
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LI\u306e\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u3092\u96c7\u3044\u3001\u30e1\u30c7\u30a3\u30a8\u30fc\u30b7\u30e7\u30f3\u30fb\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u8cfc\u5165\u3057\u3001IMS\u30a8\u30ec\u30e1\u30f3\u30c8\u3068\u7d71\u5408\u3057\u3001LEA\u63a5\u7d9a\u3092\u78ba\u7acb\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u6700\u5927\u9650\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u304c\u53ef\u80fd\u306b\u306a\u308b\u304c\u3001\u591a\u984d\u306e\u8a2d\u5099\u6295\u8cc7\u3001\u7d99\u7d9a\u7684\u306a\u904b\u7528\u30b3\u30b9\u30c8\u3001\u9032\u5316\u3059\u308b\u6a19\u6e96\u306b\u5bfe\u5fdc\u3059\u308b\u80fd\u529b\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002.<\/p>\n\n\n\n
LI\u696d\u52d9\u5168\u4f53\u3092ICS\u306e\u3088\u3046\u306a\u5c02\u9580\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306b\u59d4\u8a17\u3059\u308b\u3002\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306f\u30e1\u30c7\u30a3\u30a8\u30fc\u30b7\u30e7\u30f3\u30fb\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u904b\u55b6\u3057\u3001\u30ef\u30e9\u30f3\u30c8\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u7ba1\u7406\u3057\u3001LEA\u306e\u30cf\u30f3\u30c9\u30aa\u30fc\u30d0\u30fc\u3092\u884c\u3044\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306b\u8cac\u4efb\u3092\u6301\u3064\u3002MVNO\u306f\u76e3\u8996\u3092\u7dad\u6301\u3059\u308b\u304c\u3001\u5c02\u9580\u30a4\u30f3\u30d5\u30e9\u306e\u69cb\u7bc9\u3084\u5c02\u4efb\u30b9\u30bf\u30c3\u30d5\u306e\u96c7\u7528\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\n\n\n\n
LI \u306e\u7ba1\u7406\u30fb\u4ef2\u4ecb\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u3092\u53d6\u5f97\u3057\u3001LI \u306e\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u306b\u3088\u308b\u5c0e\u5165\u30b5\u30dd\u30fc\u30c8\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3001\u7d99\u7d9a\u7684\u306a\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0\u3092\u53d7\u3051\u306a\u304c\u3089\u3001\u72ec\u81ea\u306e\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3067\u904b\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u4e2d\u9593\u7d4c\u8def\u306b\u3088\u308a\u3001\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306b\u5916\u90e8\u306e\u5c02\u9580\u77e5\u8b58\u3092\u6d3b\u7528\u3057\u306a\u304c\u3089\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n\u30ae\u30ea\u30ae\u30ea\u307e\u3067\u5f85\u305f\u306a\u3044<\/h4>\n\n\n\n
3G\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3MVNO\u306e\u6311\u6226\u306b\u65e9\u6025\u306a\u5bfe\u5fdc\u304c\u5fc5\u8981\u306a\u7406\u7531<\/h2>\n\n\n\n
\u5916\u90e8\u30ea\u30bd\u30fc\u30b9<\/h2>\n\n\n\n