46 lines
2.3 KiB
Plaintext
46 lines
2.3 KiB
Plaintext
msc {
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hscale = "3";
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ue,hnb,hnbgw,cn;
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ue box hnb [ label = "Radio Channel Establishment" ];
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ue => hnb [ label = "RRC (GMM IMSI ATTACH REQ)" ] ;
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hnb => hnbgw [ label = "RUA CONNECT (RANAP Initial UE Msg (GMM IMSI ATTACH REQ))" ];
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hnbgw => cn [ label = "SCCP CR (RANAP Initial UE Msg (GMM IMSI ATTACH REQ))" ];
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cn >> hnbgw [ label = "SCCP CC" ];
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--- [ label = "Optional retrieval of IMSI (if not given in LU or retrived from VLR by TMSI)" ];
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cn => hnbgw [ label = "SCCP DT1 (RANAP DirectTransfer (GMM IDENTITY REQ))" ];
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hnbgw => hnb [ label = "RUA DT (RANAP DirectTransfer (GMM IDENTITY REQ))" ];
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hnb => ue [ label = "RRC (GMM IDENTITY REQ)" ];
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ue >> hnb [ label = "RRC (GMM IDENTITY RESP)" ];
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hnb >> hnbgw [ label = "RUA DT (RANAP DirectTransfer (GMM IDENTITY RESP))" ];
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hnbgw >> cn [ label = "SCCP DT1 (RANAP DirectTransfer (GMM IDENTITY RESP))" ];
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--- [ label = "Mandatory activation of Integrity Protection" ];
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cn => hnbgw [ label = "SCCP DT1 (RANAP SecurityModeCommand (IK))" ];
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hnbgw => hnb [ label = "RUA DT (RANAP SecurityModeCommand (IK))" ];
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hnb >> hnbgw [ label = "RUA DT (RANAP SecurityModeResponse (IK))" ];
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hnbgw >> cn [ label = "SCCP DT1 (RANAP SecurityModeResponse (IK))" ];
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cn => hnbgw [ label = "SCCP DT1 (RANAP CommonID)" ];
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hnbgw => hnb [ label = "RUA DT (RANAP CommonID)" ];
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--- [ label = "Optional Authentication" ];
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cn => hnbgw [ label = "SCCP DT1 (RANAP DirectTransfer (GMM AUTH REQ))" ];
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hnbgw => hnb [ label = "RUA DT (RANAP DirectTransfer (GMM AUTH REQ))" ];
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hnb => ue [ label = "RRC (GMM AUTH REQ)" ];
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ue >> hnb [ label = "RRC (GMM AUTH RESP)" ];
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hnb >> hnbgw [ label = "RUA DT (RANAP DirectTransfer (GMM AUTH RESP))" ];
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hnbgw >> cn [ label = "SCCP DT1 (RANAP DirectTransfer (GMM AUTH RESP))" ];
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--- [ label = "Optional activation of Encryption" ];
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cn => hnbgw [ label = "SCCP DT1 (RANAP SecurityModeCommand (IK+CK))" ];
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hnbgw => hnb [ label = "RUA DT (RANAP SecurityModeCommand (IK+CK))" ];
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hnb >> hnbgw [ label = "RUA DT (RANAP SecurityModeResponse (IK+CK))" ];
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hnbgw >> cn [ label = "SCCP DT1 (RANAP SecurityModeResponse (IK+CK))" ];
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cn >> hnbgw [ label = "SCCP DT1 (RANAP DirectTransfer (GMM IMSI ATTACH ACC))" ];
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hnbgw >> hnb [ label = "RUA DT (RANAP DirectTransfer (GMM IMSI ATTACH ACC))" ];
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hnb >> ue [ label = "RRC (GMM IMSI ATTACH ACC)" ];
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}
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