(IP) (, IN/CAMEL, ). D900/D1800 IP.
IP
IP M-SSP, , , , IN/CAMEL, . IP . (, , , ) "0, 1, 2, 9", , , , , ( 100 ).
IP
IP (SRF) IN/CAMEL ITU-T, .. IP. IP " ".
2.5.1 SSP + MSC PLMN GSM
IN/CAMEL MSC IN/CAMEL . IN/CAMEL (. 2.7). SSP MSC/VLR PLMN GSM. PLMN , SSP MSC, M-SSP. , SCP/CSE PLMN GSM.
2.7 IN/CAMEL GSM PLMN GSM IN/CAMEL.
CAMEL . CAMEL 1. CAMEL 2.
CAMEL, 1
CAMEL, 1, IN.
CAMEL SCP/CSE ( ETSI), , IN GSM, CAMEL, 1.
CAMEL CAMEL, CAMEL . PLMN , PLMN CAMEL CAMEL, PLMN CAMEL CAMEL PLMN.
CAMEL 1 :
" " CAMEL
" CAMEL (CAP)" SSP-SCP/CSE. CAP (INAP), CAMEL.
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" " ( MAP v3 SCP/CSE HLR). " " GSM, , HLR SCP/CSE . PLMN IN CAMEL . , IN CAMEL , GSM, GSM.
" " GSM, MSC (VMSC). IN CAMEL GSM. CSE , GSM.
" HLR" CAMEL (MSRN). (MTC) MSRN.
CAMEL (CSI). CSI CAMEL CAMEL.
M-SSP IN/CAMEL CAP INAP . CAP INAP (. " SCP/CSE ").
CAMEL: SCP/CSE
CAMEL 1 IN, ETSI Core INAP ( IN), IN. CAP CAMEL, 1, IN GSM. IN GSM, (PPS), , , CAMEL, 1. , CAMEL, 1, IN GSM. , . "Siemens" " ", .
" SCP/CSE " GSM, PLMN (HPLMN). " SCP/CSE " IN INAP, CAP, GSM CAMEL INAP, M-SSP HPLMN.
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:
IN, , INAP, , CAP, :
) INAP, , PLMN (VPLMN). , , IN IN HPLMN.
) INAP, HPLMN, VPLMN. MSC, IN (. . 2.8).
:
1. GSM PLMN CAMEL MSC (.. M-SSP) CAMEL (CSI). CSI HLR MAP v3.
2. M-SSP SCP/CSE. " " CSI IN SCP/CSE . SCP/CSE M-SSP.
3. M-SSP . , SSP IN. M-SSP "" PLMN, , .
4. M-SSP PLMN INAP SC/CSE.
5. IN ( . 3.1.6 " IN/CAMEL ").
2.8 SCP/CSE CAMEL.