X1, X2, X3 5G \uc778\ud130\ud398\uc774\uc2a4 \uc544\ud0a4\ud14d\ucc98\ub294 \ud569\ubc95\uc801 \uac10\uccad \uc124\uacc4\uc5d0 \uc788\uc5b4 \uadfc\ubcf8\uc801\uc778 \uc9c4\ud654\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. 5G\uc758 \ub4f1\uc7a5\uc73c\ub85c \ud1b5\uc2e0 \ub124\ud2b8\uc6cc\ud06c\uc758 \uc124\uacc4, \uad6c\ucd95 \ubc0f \uc6b4\uc601 \ubc29\uc2dd\uc5d0 \uadfc\ubcf8\uc801\uc778 \ubcc0\ud654\uac00 \uc77c\uc5b4\ub0ac\uc2b5\ub2c8\ub2e4. \ud569\ubc95\uc801 \uac10\uccad \ubd84\uc57c\uc5d0\uc11c\ub3c4 \uc774\ub7ec\ud55c \ubcc0\ud654\ub294 \ub9c8\ucc2c\uac00\uc9c0\ub85c \uc2ec\uc624\ud569\ub2c8\ub2e4. 5G\uc6a9 3GPP \ud569\ubc95\uc801 \uac10\uccad(LI) \uc544\ud0a4\ud14d\ucc98\ub294 \uc774\uc804 \uc138\ub300 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub358 \uae30\uc874\uc758 \ud2b8\ub9ac\uac70 \ubc0f \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\uc744 \ub300\uccb4\ud558\ub294 \uc0c8\ub85c\uc6b4 \uc778\ud130\ud398\uc774\uc2a4 \uc138\ud2b8\uc778 X1, X2, X3\ub97c \ub3c4\uc785\ud569\ub2c8\ub2e4. 5G \ub124\ud2b8\uc6cc\ud06c\ub97c \uad6c\ucd95\ud558\ub294 \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\uc5d0\uac8c \uc788\uc5b4, X1\/X2\/X3 \uc544\ud0a4\ud14d\ucc98\ub97c \uc774\ud574\ud558\ub294 \uac83\uc740 \uaddc\uc81c \uc694\uac74\uc744 \ucda9\uc871\ud558\uace0 \uc0c8\ub85c\uc6b4 \ub124\ud2b8\uc6cc\ud06c \ud658\uacbd\uc5d0\uc11c \ud6a8\uacfc\uc801\uc73c\ub85c \uc791\ub3d9\ud558\ub294 \ud569\ubc95\uc801 \uac10\uccad(LI) \uae30\ub2a5\uc744 \uad6c\ucd95\ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n
\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 5G\uc6a9 3GPP LI \uc544\ud0a4\ud14d\ucc98\uc5d0 \ub300\ud574 \uc0c1\uc138\ud788 \uc124\uba85\ud558\uba70, \ud2b9\ud788 X1, X2, X3 \uc778\ud130\ud398\uc774\uc2a4\uc640 ETSI HI \uc778\ud130\ud398\uc774\uc2a4\uc640\uc758 \uad00\uacc4, \uadf8\ub9ac\uace0 \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\uc640 LI \uc194\ub8e8\uc158 \uc81c\uacf5\uc5c5\uccb4\uc5d0 \ubbf8\uce58\ub294 \uc2e4\uc9c8\uc801\uc778 \uc601\ud5a5\uc5d0 \uc911\uc810\uc744 \ub461\ub2c8\ub2e4.<\/p>\n\n\n\n
3GPP\uc5d0\uc11c \uc815\uc758\ud55c 5G \ucf54\uc5b4 \ub124\ud2b8\uc6cc\ud06c\ub294 3G \ubc0f 4G\uc758 \ub178\ub4dc \uae30\ubc18 \uc544\ud0a4\ud14d\ucc98\uc640\ub294 \uadfc\ubcf8\uc801\uc73c\ub85c \ub2e4\ub978 \uc11c\ube44\uc2a4 \uae30\ubc18 \uc544\ud0a4\ud14d\ucc98(SBA)\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ud2b9\uc815 \uae30\ub2a5\uc744 \uc218\ud589\ud558\ub294 \uc804\uc6a9 \ub124\ud2b8\uc6cc\ud06c \uc694\uc18c \ub300\uc2e0, 5G \ucf54\uc5b4\ub294 \uc11c\ube44\uc2a4 \uae30\ubc18 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 \uc11c\ub85c \ud1b5\uc2e0\ud558\ub294 \uc77c\ub828\uc758 \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5(NF)\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc8fc\uc694 \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5\uc73c\ub85c\ub294 \uc561\uc138\uc2a4 \ubc0f \ubaa8\ube4c\ub9ac\ud2f0 \uad00\ub9ac \uae30\ub2a5(AMF), \uc138\uc158 \uad00\ub9ac \uae30\ub2a5(SMF), \uc0ac\uc6a9\uc790 \ud50c\ub808\uc778 \uae30\ub2a5(UPF) \ub4f1\uc774 \uc788\uc73c\uba70, \uadf8 \uc678\uc5d0\ub3c4 \ub2e4\uc591\ud55c \uae30\ub2a5\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n
\uc774\ub7ec\ud55c \uc544\ud0a4\ud14d\ucc98\uc758 \ubcc0\ud654\ub294 LI\uc5d0 \uc911\ub300\ud55c \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc774\uc804 \uc138\ub300\uc5d0\uc11c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ud2b9\uc815 \ub124\ud2b8\uc6cc\ud06c \ub178\ub4dc(3G\uc758 \uacbd\uc6b0 \uc74c\uc131 \uc2e0\ud638\uc758 MSC, 4G\uc758 \uacbd\uc6b0 \ub370\uc774\ud130 \uc2e0\ud638\uc758 P-GW \ub4f1)\uc5d0\uc11c \uac10\uccad\uc774 \uad6c\ud604\ub418\uc5c8\ub294\ub370, \uc774\ub294 \ub300\uc0c1\uc758 \uc2dc\uadf8\ub110\ub9c1 \ubc0f \uc0ac\uc6a9\uc790 \ud50c\ub808\uc778 \ud2b8\ub798\ud53d\uc774 \uc218\ub834\ud558\ub294 \uba85\ud655\ud788 \uc815\uc758\ub41c \uc9c0\uc810\uc774\uc5c8\uc2b5\ub2c8\ub2e4. 5G\uc5d0\uc11c\ub294 \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5\uc758 \ubd84\uc0b0 \ubc0f \uac00\uc0c1\ud654 \ud2b9\uc131\uc73c\ub85c \uc778\ud574 \uac10\uccad\uc5d0 \ub300\ud55c \uc811\uadfc \ubc29\uc2dd\ub3c4 \ub2ec\ub77c\uc838\uc57c \ud569\ub2c8\ub2e4. 3GPP LI \uc544\ud0a4\ud14d\ucc98\ub294 \ub178\ub4dc\ubcc4 \uac10\uccad \uba54\ucee4\ub2c8\uc998\uc5d0 \uc758\uc874\ud558\uae30\ubcf4\ub2e4\ub294 LI \uc2dc\uc2a4\ud15c\uacfc \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5 \uac04\uc758 \ud45c\uc900\ud654\ub41c \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc815\uc758\ud568\uc73c\ub85c\uc368 \uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
5G\uc6a9 3GPP LI \uc544\ud0a4\ud14d\ucc98\ub294 \uc8fc\ub85c TS 33.127(\ud569\ubc95\uc801 \uac10\uccad \uc544\ud0a4\ud14d\ucc98 \ubc0f \uae30\ub2a5)\uacfc TS 33.128(\ud569\ubc95\uc801 \uac10\uccad \uc694\uad6c\uc0ac\ud56d)\uc774\ub77c\ub294 \ub450 \uac00\uc9c0 \uc0ac\uc591\uc5d0 \uc815\uc758\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc0ac\uc591\ub4e4\uc740 5G \ub124\ud2b8\uc6cc\ud06c \ub0b4\uc758 LI \uc2dc\uc2a4\ud15c\uc758 \uae30\ub2a5 \uad6c\uc131 \uc694\uc18c, \uc774\ub4e4 \uac04\uc758 \uc778\ud130\ud398\uc774\uc2a4, \uadf8\ub9ac\uace0 \ubc95 \uc9d1\ud589 \uc601\uc5ed\uacfc\uc758 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc815\uc758\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
3GPP \uc544\ud0a4\ud14d\ucc98\uc5d0 \uc815\uc758\ub41c \uc8fc\uc694 \uae30\ub2a5 \uad6c\uc131 \uc694\uc18c\ub85c\ub294, \uac10\uccad \uba85\ub839\uc744 \uad00\ub9ac\ud558\uace0 LI \uc2dc\uc2a4\ud15c\uc744 \uad6c\uc131\ud558\ub294 LI \uad00\ub9ac \uae30\ub2a5(LIAF), \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5\uacfc \uc5f0\ub3d9\ud558\uc5ec \uac10\uccad\uc744 \uc2e4\ud589\ud558\uace0 \ub370\uc774\ud130\ub97c \ucea1\ucc98\ud558\ub294 LI \ub0b4\ubd80 \uac10\uccad \uae30\ub2a5(LIIF), \uac10\uccad\ub41c \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\uc5ec \ubc95 \uc9d1\ud589 \uae30\uad00\uc5d0 \uc804\ub2ec\ud558\ub294 LI \uc911\uac1c \ubc0f \uc804\ub2ec \uae30\ub2a5(LI MDF); \uadf8\ub9ac\uace0 \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5 \ub0b4\uc5d0\uc11c \uac10\uccad\uc774 \uc218\ud589\ub418\ub294 \uad6c\uccb4\uc801\uc778 \uc704\uce58\uc778 \uac10\uccad \uc9c0\uc810(POI)\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n
\uc774\ub7ec\ud55c \uad6c\uc131 \uc694\uc18c\ub4e4 \uac04\uc758 \uc778\ud130\ud398\uc774\uc2a4\ub294 X1, X2, X3\uc73c\ub85c \uc9c0\uc815\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc778\ud130\ud398\uc774\uc2a4\ub294 \uc0ac\uc5c5\uc790 \ub3c4\uba54\uc778 \ub0b4\ubd80\uc5d0 \uc704\uce58\ud558\uba70(LI \uad00\ub9ac \ubc0f \uc804\ub2ec \uae30\ub2a5\uc744 \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5\uacfc \uc5f0\uacb0\ud568), \uc0ac\uc5c5\uc790\uc640 LEMF\ub97c \uc5f0\uacb0\ud558\ub294 ETSI HI \uc778\ud130\ud398\uc774\uc2a4\uc640\ub294 \uad6c\ubcc4\ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc2e4\uc81c\ub85c\ub294 X \uc778\ud130\ud398\uc774\uc2a4\uc640 HI \uc778\ud130\ud398\uc774\uc2a4 \uac04\uc5d0 \uba85\ud655\ud55c \ub300\uc751 \uad00\uacc4\uac00 \uc874\uc7ac\ud569\ub2c8\ub2e4. \uc989, X1\uc740 \uae30\ub2a5\uc801\uc73c\ub85c HI1\uc5d0, X2\ub294 HI2\uc5d0, X3\uc740 HI3\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
X1\uc740 LI \uad00\ub9ac \uae30\ub2a5(LIAF)\uacfc \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5 \ub0b4\uc758 \ucc28\ub2e8 \uc9c0\uc810(POI)\uc744 \uc5f0\uacb0\ud558\ub294 \uad00\ub9ac \uc778\ud130\ud398\uc774\uc2a4\uc785\ub2c8\ub2e4. LIAF\ub294 X1\uc744 \ud1b5\ud574 POI\uc5d0 \uba85\ub839\uc744 \uc804\uc1a1\ud558\uc5ec \ucc28\ub2e8 \uae30\ub2a5\uc744 \ud65c\uc131\ud654, \uc218\uc815 \ub610\ub294 \ube44\ud65c\uc131\ud654\ud569\ub2c8\ub2e4. X1 \uc778\ud130\ud398\uc774\uc2a4\ub294 \ub300\uc0c1 \uc2dd\ubcc4 \ub9e4\uac1c\ubcc0\uc218, \uac10\uccad \ubc94\uc704 \ubc0f POI\uc5d0 \ud544\uc694\ud55c \uae30\uc220\ubcc4 \uad6c\uc131 \uc815\ubcf4\ub97c \uc804\ub2ec\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
5G \uc544\ud0a4\ud14d\ucc98\uc5d0\uc11c X1\uc740 5G \ucf54\uc5b4\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uc11c\ube44\uc2a4 \uae30\ubc18 \uc778\ud130\ud398\uc774\uc2a4 \ubaa8\ub378\uc5d0 \ubd80\ud569\ud558\ub3c4\ub85d, HTTP\/2\ub97c \ud1b5\ud55c RESTful API\ub97c \uc0ac\uc6a9\ud558\uc5ec \uad6c\ud604\ub429\ub2c8\ub2e4. X1 \uba54\uc2dc\uc9c0\ub294 JSON \ub610\ub294 XML \ud615\uc2dd\uc73c\ub85c \uc778\ucf54\ub529\ub418\uba70, \uc774 \uc778\ud130\ud398\uc774\uc2a4\ub294 \ubcf4\uc548\uc744 \uc704\ud574 \uc0c1\ud638 TLS \uc778\uc99d\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ub3c5\uc810\uc801\uc774\uac70\ub098 \ud45c\uc900\ud654\uac00 \ub35c \ub41c \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud588\ub358 \uc774\uc804 \uc138\ub300 \ub124\ud2b8\uc6cc\ud06c\uc758 X1 \uad6c\ud604 \ubc29\uc2dd\uacfc\ub294 \ud06c\uac8c \ub2e4\ub978 \uc810\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n
X1 \uc778\ud130\ud398\uc774\uc2a4\ub294 SUPI(\uad6c\ub3c5 \uc601\uad6c \uc2dd\ubcc4\uc790), GPSI(\uc77c\ubc18 \uacf5\uac1c \uad6c\ub3c5 \uc2dd\ubcc4\uc790), PEI(\uc601\uad6c \uc7a5\ube44 \uc2dd\ubcc4\uc790) \ubc0f IP \uc8fc\uc18c\ub97c \ube44\ub86f\ud55c \ub2e4\uc591\ud55c \ub300\uc0c1 \uc2dd\ubcc4 \ubc29\ubc95\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4. LIAF\ub294 \ubc95 \uc9d1\ud589 \ub300\uc0c1 \uc2dd\ubcc4\uc790\ub97c POI\uac00 \uc0ac\uc6a9\ud558\ub294 \ub0b4\ubd80 \ub124\ud2b8\uc6cc\ud06c \uc2dd\ubcc4\uc790\ub85c \ubcc0\ud658\ud560 \uc218 \uc788\uc5b4\uc57c \ud558\uba70, \uc774\ub97c \uc704\ud574\uc11c\ub294 \uac00\uc785\uc790 \uad00\ub9ac \uc2dc\uc2a4\ud15c \ubc0f \uc2e0\uc6d0 \ud655\uc778 \uae30\ub2a5\uacfc\uc758 \uc5f0\ub3d9\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n
X2\ub294 \ucc28\ub2e8 \uc9c0\uc810(POI)\uc5d0\uc11c LI \uc911\uc7ac \ubc0f \uc804\ub2ec \uae30\ub2a5(LI MDF)\uc73c\ub85c \ucc28\ub2e8 \uad00\ub828 \uc815\ubcf4\ub97c \uc804\ub2ec\ud558\uae30 \uc704\ud55c \uc778\ud130\ud398\uc774\uc2a4\uc785\ub2c8\ub2e4. \ub300\uc0c1(target)\uc758 \ud1b5\uc2e0\uc774 POI\uc5d0\uc11c \ub4f1\ub85d, \uc138\uc158 \uc124\uc815, \uc774\ub3d9\uc131 \uc774\ubca4\ud2b8 \ub610\ub294 \uc138\uc158 \uc885\ub8cc\uc640 \uac19\uc740 \uc774\ubca4\ud2b8\ub97c \uc720\ubc1c\ud558\uba74, POI\ub294 IRI \ub808\ucf54\ub4dc\ub97c \uc0dd\uc131\ud558\uc5ec X2 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 LI MDF\ub85c \uc804\uc1a1\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
5G \uc544\ud0a4\ud14d\ucc98\uc758 X2 IRI \ub808\ucf54\ub4dc\ub294 \uc774\uc804 \uc138\ub300\uc5d0 \ube44\ud574 \ud6e8\uc52c \ub354 \ud48d\ubd80\ud55c \uc815\ubcf4\ub97c \ud3ec\ud568\ud558\uace0 \uc788\uc73c\uba70, \uc774\ub294 5G \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \uc2e0\ud638 \uc804\ub2ec \ubc0f \uc138\uc158 \uad00\ub9ac\uac00 \ub354\uc6b1 \ubcf5\uc7a1\ud574\uc84c\uc74c\uc744 \ubc18\uc601\ud569\ub2c8\ub2e4. X2 \ub808\ucf54\ub4dc\uc5d0\ub294 PDU(\ud504\ub85c\ud1a0\ucf5c \ub370\uc774\ud130 \ub2e8\uc704) \uc138\uc158 \uc124\uc815, QoS(\uc11c\ube44\uc2a4 \ud488\uc9c8) \ud50c\ub85c\uc6b0 \uc0dd\uc131 \ubc0f \uc218\uc815, \ud578\ub4dc\uc624\ubc84 \uc774\ubca4\ud2b8, \ub124\ud2b8\uc6cc\ud06c \uc2ac\ub77c\uc774\uc2a4 \uc120\ud0dd, \uc11c\ube44\uc2a4\ubcc4 \ub9e4\uac1c\ubcc0\uc218\uc5d0 \ub300\ud55c \uc815\ubcf4\uac00 \ud3ec\ud568\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. X2 \ub808\ucf54\ub4dc\uc758 \ub370\uc774\ud130 \uad6c\uc870\ub294 TS 33.128\uc5d0 \uc815\uc758\ub418\uc5b4 \uc788\uc73c\uba70, ASN.1 \ubc0f JSON \uc778\ucf54\ub529\uc744 \ubaa8\ub450 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
X2 \uc778\ud130\ud398\uc774\uc2a4\ub294 \ud478\uc2dc \ubaa8\ub378\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc989, POI\ub294 \uc694\uccad\uc744 \uae30\ub2e4\ub9ac\uc9c0 \uc54a\uace0 \uc774\ubca4\ud2b8\uac00 \ubc1c\uc0dd\ud558\uba74 IRI \ub808\ucf54\ub4dc\ub97c \uc0dd\uc131\ud558\uc5ec LI MDF\ub85c \uc804\uc1a1\ud569\ub2c8\ub2e4. IRI\ub294 \ubc95 \uc9d1\ud589 \uae30\uad00\uc5d0 \uc804\ub2ec\ub418\ub294 \ucc28\ub2e8\ub41c \uc790\ub8cc\uc758 \ud575\uc2ec\uc801\uc778 \ubd80\ubd84\uc744 \uad6c\uc131\ud558\ubbc0\ub85c, \uc804\uc1a1\uc740 \uc801\uc2dc\uc5d0 \uc774\ub8e8\uc5b4\uc838\uc57c \ud558\uba70 \uc2e0\ub8b0\uc131\uc774 \ubcf4\uc7a5\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. LI MDF\ub294 \ub124\ud2b8\uc6cc\ud06c \uc804\ubc18\uc5d0 \uac78\uccd0 \uc7a0\uc7ac\uc801\uc73c\ub85c \uc5ec\ub7ec POI\ub85c\ubd80\ud130 X2 \ub808\ucf54\ub4dc\ub97c \uc218\uc2e0\ud558\uc5ec \uc774\ub97c \uc0c1\ud638 \uc5f0\uad00 \uc9d3\uace0, HI2 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 LEMF\ub85c \uc804\ub2ec\ud560 \uc218 \uc788\ub3c4\ub85d \ud615\uc2dd\uc744 \uc870\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
X3\ub294 \uc0ac\uc6a9\uc790 \uacc4\uce35 \uae30\ub2a5(UPF)\uc758 \ud1b5\uc2e0 \ucf58\ud150\uce20\ub97c LI \uc911\uac1c \ubc0f \uc804\ub2ec \uae30\ub2a5(LI MDF)\uc73c\ub85c \uc804\ub2ec\ud558\uae30 \uc704\ud55c \uc778\ud130\ud398\uc774\uc2a4\uc785\ub2c8\ub2e4. \uac10\uccad\uc774 \ud65c\uc131\ud654\ub418\uba74, UPF\ub294 \ub300\uc0c1\uc758 \uc0ac\uc6a9\uc790 \uacc4\uce35 \ud2b8\ub798\ud53d(\uc74c\uc131, \ub370\uc774\ud130, \uba54\uc2dc\uc9d5 \ubc0f \uae30\ud0c0 \uc11c\ube44\uc2a4\ub97c \uc804\ub2ec\ud558\ub294 IP \ud328\ud0b7)\uc744 \ubcf5\uc81c\ud558\uace0, \ubcf5\uc81c\ub41c \ud2b8\ub798\ud53d\uc744 X3 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 LI MDF\ub85c \uc804\uc1a1\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
X3 \uc778\ud130\ud398\uc774\uc2a4\ub294 \ud2b9\ud788 \ub370\uc774\ud130 \uc591\uc774 \ub9ce\uc740 \ub300\uc0c1\uc758 \uacbd\uc6b0, \uc7a0\uc7ac\uc801\uc73c\ub85c \ubc29\ub300\ud55c \uc591\uc758 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uc774 \uc778\ud130\ud398\uc774\uc2a4\ub294 \ud328\ud0b7 \uc190\uc2e4 \uc5c6\uc774 \ucc98\ub9ac\ub7c9 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud560 \uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ub418\uc5b4\uc57c \ud558\uba70, \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\uc740 \uac00\ub85c\ucc48 \ud328\ud0b7\uc758 \ubb34\uacb0\uc131\uacfc \uc21c\uc11c\ub97c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. LI MDF\ub294 X3 \ud2b8\ub798\ud53d\uc744 \uc218\uc2e0\ud558\uc5ec \ud544\uc694\uc5d0 \ub530\ub77c \ucc98\ub9ac\ud55c \ud6c4, HI3 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 LEMF\ub85c \uc804\ub2ec\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
5G \uc544\ud0a4\ud14d\ucc98\uc5d0\uc11c UPF\ub294 \uc0ac\uc6a9\uc790 \ud50c\ub808\uc778 \uac10\uccad\uc744 \uc704\ud55c \uc8fc\uc694 POI\uc785\ub2c8\ub2e4. \uadf8\ub7ec\ub098 UPF\ub294 \ub124\ud2b8\uc6cc\ud06c \uc544\ud0a4\ud14d\ucc98\uc640 \uc81c\uacf5\ub418\ub294 \uc11c\ube44\uc2a4\uc5d0 \ub530\ub77c \ub124\ud2b8\uc6cc\ud06c \ub0b4\uc758 \ub2e4\uc591\ud55c \uc704\uce58(\uc5e3\uc9c0, \uc9c0\uc5ed \ub370\uc774\ud130 \uc13c\ud130, \uc911\uc559 \uc2dc\uc124 \ub4f1)\uc5d0 \ubc30\uce58\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. LI \uc2dc\uc2a4\ud15c\uc740 UPF\uac00 \uc5b4\ub514\uc5d0 \uad6c\ucd95\ub418\uc5b4 \uc788\ub4e0 \uc0c1\ud638 \uc791\uc6a9\ud560 \uc218 \uc788\uc5b4\uc57c \ud558\uba70, \uc774\ub97c \uc704\ud574\uc11c\ub294 \ubd84\uc0b0\ub41c X3 \uc218\uc9d1 \uc9c0\uc810\uacfc LI MDF\uc5d0\uc11c\uc758 \uc911\uc559 \uc9d1\uc911\uc2dd \ucc98\ub9ac\uac00 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n
\ub124\ud2b8\uc6cc\ud06c \uc2ac\ub77c\uc774\uc2f1\uc740 X3 \ucc28\ub2e8 \uae30\ub2a5\uc5d0 \uc0c8\ub85c\uc6b4 \ucc28\uc6d0\uc744 \ub354\ud569\ub2c8\ub2e4. \ub2e8\uc77c \ub300\uc0c1\uc758 \ud2b8\ub798\ud53d\uc774 \uc5ec\ub7ec \ub124\ud2b8\uc6cc\ud06c \uc2ac\ub77c\uc774\uc2a4\ub97c \ud1b5\ud574 \ud750\ub97c \uc218 \uc788\uc73c\uba70, \uac01 \uc2ac\ub77c\uc774\uc2a4\uc5d0\ub294 \uace0\uc720\ud55c UPF \uc778\uc2a4\ud134\uc2a4\uac00 \uc788\uc2b5\ub2c8\ub2e4. LI \uc2dc\uc2a4\ud15c\uc740 \ubaa8\ub4e0 \uad00\ub828 \uc2ac\ub77c\uc774\uc2a4\uc5d0 \uac78\uccd0 \ub300\uc0c1\uc758 \ud2b8\ub798\ud53d\uc744 \uc2dd\ubcc4\ud558\uace0 \ucc28\ub2e8\ud558\uc5ec, \ub300\uc0c1\uc758 \ud1b5\uc2e0\uc744 \uc644\ubcbd\ud558\uac8c \ud3ec\uad04\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
X \uc778\ud130\ud398\uc774\uc2a4\uc640 HI \uc778\ud130\ud398\uc774\uc2a4\ub294 \uc804\uccb4 LI \uc544\ud0a4\ud14d\ucc98 \ub0b4\uc5d0\uc11c \uc11c\ub85c \ub2e4\ub974\uc9c0\ub9cc \uc0c1\ud638 \ubcf4\uc644\uc801\uc778 \uc5ed\ud560\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. X \uc778\ud130\ud398\uc774\uc2a4\ub294 \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\uc758 \uc601\uc5ed \ub0b4\uc5d0\uc11c \uc791\ub3d9\ud558\uba70, LI \uad00\ub9ac \ubc0f \uc804\ub2ec \uae30\ub2a5\uc744 \ub124\ud2b8\uc6cc\ud06c \uc778\ud504\ub77c\uc5d0 \uc5f0\uacb0\ud569\ub2c8\ub2e4. HI \uc778\ud130\ud398\uc774\uc2a4\ub294 \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\uc640 \ubc95 \uc9d1\ud589 \uae30\uad00 \uac04\uc758 \uacbd\uacc4\uc5d0\uc11c \uc791\ub3d9\ud558\uba70, \uac10\uccad\ub41c \uc790\ub8cc\uac00 \ubc95 \uc9d1\ud589 \uae30\uad00(LEMF)\uc5d0 \uc804\ub2ec\ub418\ub294 \ubc29\uc2dd\uc744 \uc815\uc758\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
LI \uc911\uc7ac \ubc0f \uc804\ub2ec \uae30\ub2a5\uc740 \uc774 \ub450 \uc778\ud130\ud398\uc774\uc2a4 \uc138\ud2b8 \uac04\uc758 \uac00\uad50 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774 \uae30\ub2a5\uc740 POI\ub85c\ubd80\ud130 X2 IRI \ub808\ucf54\ub4dc\ub97c \uc218\uc2e0\ud558\uc5ec \ucc98\ub9ac\ud558\uace0 \ud615\uc2dd\uc744 \uc870\uc815\ud55c \ub4a4, \uadf8 \uacb0\uacfc\ub85c \uc0dd\uc131\ub41c ETSI \ud45c\uc900\uc744 \uc900\uc218\ud558\ub294 IRI\ub97c HI2 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 LEMF\ub85c \uc804\ub2ec\ud569\ub2c8\ub2e4. \ub9c8\ucc2c\uac00\uc9c0\ub85c, UPF\ub85c\ubd80\ud130 X3 \ucf58\ud150\uce20\ub97c \uc218\uc2e0\ud558\uc5ec \ucc98\ub9ac\ud55c \ud6c4 HI3 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 \uc804\ub2ec\ud569\ub2c8\ub2e4. \uad00\ub9ac \uce21\uba74\uc5d0\uc11c\ub294 \ubc95 \uc9d1\ud589 \uae30\uad00\uc774 \ubc1c\ub839\ud55c HI1 \uac10\uccad \uba85\ub839\uc744 POI\uc6a9 X1 \ud65c\uc131\ud654 \uba54\uc2dc\uc9c0\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
\uc774\ub7ec\ud55c \uacc4\uce35\ud615 \uc544\ud0a4\ud14d\ucc98\ub294 \ub0b4\ubd80 \ub124\ud2b8\uc6cc\ud06c \uac10\uccad \uba54\ucee4\ub2c8\uc998\uacfc \ubc95 \uc9d1\ud589 \uae30\uad00\uc5d0 \ub300\ud55c \uc678\ubd80 \uc778\uacc4 \uacfc\uc815\uc744 \uba85\ud655\ud558\uac8c \ubd84\ub9ac\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5\uc740 \uad6d\uac00 \uac10\uccad \uc778\ud130\ud398\uc774\uc2a4(HI) \uad6c\ud604\uc758 \uad6c\uccb4\uc801\uc778 \uc694\uad6c \uc0ac\ud56d\uc744 \ud30c\uc545\ud560 \ud544\uc694 \uc5c6\uc774 \ud45c\uc900\ud654\ub41c X \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uac10\uccad\uc744 \uc218\ud589\ud560 \uc218 \uc788\uc73c\uba70, \ud45c\uc900\uc774 \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c LI MDF\uac00 \uc11c\ub85c \ub2e4\ub978 \ub0b4\ubd80 \ubc0f \uc678\ubd80 \uc778\ud130\ud398\uc774\uc2a4 \ubc84\uc804 \uac04\uc5d0 \uc720\uc5f0\ud558\uac8c \ub300\uc751\ud560 \uc218 \uc788\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n
5G \ub124\ud2b8\uc6cc\ud06c\ub97c \uad6c\ucd95\ud558\ub294 \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\uc5d0\uac8c \uc788\uc5b4 X1\/X2\/X3 \uc544\ud0a4\ud14d\ucc98\ub294 \uba87 \uac00\uc9c0 \uc2e4\uc9c8\uc801\uc778 \uc2dc\uc0ac\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uccab\uc9f8, 5G \ub124\ud2b8\uc6cc\ud06c \uc124\uacc4\uc758 \ucd08\uae30 \ub2e8\uacc4\ubd80\ud130 LI\ub97c \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5 \ub0b4\uc758 POI \uc778\ud130\ud398\uc774\uc2a4\ub97c \uacc4\ud68d\ud558\uace0 \uad6c\ucd95\ud574\uc57c \ud558\uba70, \uc608\uc0c1\ub418\ub294 \uac10\uccad \ucc98\ub9ac\ub7c9\uc5d0 \ub9de\ucdb0 LI MDF\uc758 \uc6a9\ub7c9\uc744 \uc0b0\uc815\ud574\uc57c \ud558\uace0, POI\uc640 LI MDF \uac04\uc758 \uc5f0\uacb0\uc744 \uad6c\ucd95\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
\ub458\uc9f8, \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\ub294 \uc790\uc0ac\uc758 5G \ub124\ud2b8\uc6cc\ud06c \uae30\ub2a5 \uacf5\uae09\uc5c5\uccb4\uac00 TS 33.127 \ubc0f TS 33.128\uc5d0 \uc815\uc758\ub41c X1, X2, X3 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc9c0\uc6d0\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud574\uc57c \ud569\ub2c8\ub2e4. LI \uc778\ud130\ud398\uc774\uc2a4\uc5d0 \ub300\ud55c \uacf5\uae09\uc5c5\uccb4\uc758 \uc9c0\uc6d0 \uc218\uc900\uc740 \uadf8\ub3d9\uc548 \uc77c\uad00\ub418\uc9c0 \uc54a\uc558\uc73c\ubbc0\ub85c, \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\ub294 \uc870\ub2ec \uc0ac\uc591\uc5d0 LI \uc778\ud130\ud398\uc774\uc2a4 \uc900\uc218 \uc5ec\ubd80\ub97c \ud544\uc218 \uc694\uac74\uc73c\ub85c \ud3ec\ud568\uc2dc\ucf1c\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
\uc14b\uc9f8, 5G \ub124\ud2b8\uc6cc\ud06c\uc758 \uac00\uc0c1\ud654 \ubc0f \ud074\ub77c\uc6b0\ub4dc \ub124\uc774\ud2f0\ube0c \ud2b9\uc131\uc73c\ub85c \uc778\ud574 LI \uad6c\ucd95\uc5d0 \uc0c8\ub85c\uc6b4 \uacfc\uc81c\uac00 \ub300\ub450\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. LI MDF \ubc0f POI\ub294 \ucee8\ud14c\uc774\ub108\ud654\ub41c \ud658\uacbd\uc5d0\uc11c \uc6b4\uc601\ub418\uace0, \ub3d9\uc801\uc73c\ub85c \ud655\uc7a5\ub418\uba70, \ubd84\uc0b0\ub41c \ubc30\ud3ec \ud658\uacbd \uc804\ubc18\uc5d0 \uac78\uccd0 \uc131\ub2a5\uacfc \uc2e0\ub8b0\uc131\uc744 \uc720\uc9c0\ud574\uc57c \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\ub294 \uc790\uc0ac\uc758 LI \uc194\ub8e8\uc158\uc774 \ud074\ub77c\uc6b0\ub4dc \ub124\uc774\ud2f0\ube0c \uc6b4\uc601\uc744 \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc73c\uba70, 5G \ub124\ud2b8\uc6cc\ud06c\uc758 \ub3d9\uc801\uc778 \ud2b9\uc131\uc5d0 \ubc1c\ub9de\ucd9c \uc218 \uc788\ub3c4\ub85d \ubcf4\uc7a5\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
X1\/X2\/X3 \uc778\ud130\ud398\uc774\uc2a4\ub294 3GPP LI \uc544\ud0a4\ud14d\ucc98\uc758 \uc911\ub300\ud55c \uc9c4\ud654\ub97c \ub098\ud0c0\ub0b4\uba70, 5G\uac00 \ub124\ud2b8\uc6cc\ud06c \uc124\uacc4 \ubc0f \uc6b4\uc601\uc5d0 \uac00\uc838\uc624\ub294 \uadfc\ubcf8\uc801\uc778 \ubcc0\ud654\ub97c \ubc18\uc601\ud569\ub2c8\ub2e4. X1\uc740 \ud1b5\uc2e0 \uac10\uccad\uc744 \uad00\ub9ac\ud558\uae30 \uc704\ud55c \uad00\ub9ac \ucc44\ub110\uc744 \uc81c\uacf5\ud558\uba70, X2\ub294 \ubc95 \uc9d1\ud589 \uae30\uad00\uc774 \uc218\uc0ac\uc5d0 \ud544\uc694\ud55c \ud48d\ubd80\ud55c \uba54\ud0c0\ub370\uc774\ud130\ub97c \uc804\ub2ec\ud558\uace0, X3\ub294 \uac10\uccad\ub41c \ud1b5\uc2e0\uc758 \ub0b4\uc6a9\uc744 \uc804\ub2ec\ud569\ub2c8\ub2e4. \uc774 \uc778\ud130\ud398\uc774\uc2a4\ub4e4\uc740 ETSI HI \uc778\ud130\ud398\uc774\uc2a4\uc640 \ud568\uaed8, \ucd5c\ucca8\ub2e8 \ud1b5\uc2e0 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \ud569\ubc95\uc801 \uac10\uccad\uc744 \uac00\ub2a5\ud558\uac8c \ud558\ub294 \ud3ec\uad04\uc801\uc774\uace0 \uacc4\uce35\uc801\uc778 \uc544\ud0a4\ud14d\ucc98\ub97c \ud615\uc131\ud569\ub2c8\ub2e4. \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\uc758 \uacbd\uc6b0, \ubc95\uc801 \uc758\ubb34\ub97c \uc774\ud589\ud558\uace0 5G \ub124\ud2b8\uc6cc\ud06c\uac00 \ud6a8\uacfc\uc801\uc774\uba70 \uaddc\uc815\uc744 \uc900\uc218\ud558\ub294 \ud569\ubc95\uc801 \uac10\uccad \uae30\ub2a5\uc744 \uc9c0\uc6d0\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud558\uae30 \uc704\ud574\uc11c\ub294 \uc774\ub7ec\ud55c \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc774\ud574\ud558\uace0 \uad6c\ud604\ud558\ub294 \uac83\uc774 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n
5G \ub3c5\ub9bd\ud615(SA) \uad6c\ucd95\uc774 \uac00\uc18d\ud654\ub428\uc5d0 \ub530\ub77c X1, X2, X3 5G \uc778\ud130\ud398\uc774\uc2a4\uc758 \uc911\uc694\uc131\uc774 \uc810\uc810 \ub354 \ucee4\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud1b5\uc2e0 \uc0ac\uc5c5\uc790\ub4e4\uc740 \uc790\uc0ac\uc758 X1, X2, X3 5G \uad6c\ud604\uc774 \ucd5c\uc2e0 3GPP \uc0ac\uc591\uc744 \uc900\uc218\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
\uad00\ub828 \uc8fc\uc81c\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c \ubb38\uc11c\ub97c \ucc38\uc870\ud558\uc138\uc694:<\/p>\n\n\n\n
\ub2e4\uc74c \uc678\ubd80 \ub9ac\uc18c\uc2a4\uc5d0\uc11c \ucd94\uac00 \ucee8\ud14d\uc2a4\ud2b8\uc640 \uacf5\uc2dd \ubb38\uc11c\ub97c \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n
The X1 X2 X3 5G interface architecture represents a fundamental evolution in lawful interception design. 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