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MSC/VLR

Legend: SAIN = Send Authentication Information UpLoc = Update Location ISD = Insert Subscriber Data. Signaling. Location Update (LU) with Authentication. Any Location. Any Location. HLR/AuC. MSC/VLR. (i) SAIN [beg]. (ii) SAIN [end]. (iii) UpLoc [beg]. (iv,1) ISD [cont].

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MSC/VLR

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  1. Legend: SAIN = Send Authentication Information UpLoc = Update Location ISD = Insert Subscriber Data Signaling Location Update (LU)with Authentication Any Location Any Location HLR/AuC MSC/VLR (i) SAIN [beg] (ii) SAIN [end] (iii) UpLoc [beg] (iv,1) ISD [cont] (iv,n) ISD [cont] (v) ISD [end] (vi) UpLoc [end]

  2. Signaling Traffic Mobile Terminated Call (MTC) Any Location Any Location Any Location HLR GMSC MSC/VLR MTC (i) SRI [beg] (ii) PRN [beg] (iii) PRN [end] (iv) SRI [end] ISUP call Legend: SRI = Send Routing Information PRN = Provide Roaming Number (MSRN)

  3. Legend: SMS-MO = Short Message Service – Mobile Originated MOFS = Mobile Originated – Forward Short Message SRI for SM = Send Routing Information for Short Message MTFS = Mobile Terminated – Forward Short Message SMS-MT = Short Message Service – Mobile Terminated Signaling Mobile Originated and Terminated SMS(SMS-MO and SMS-MT) Any Location Any Location Any Location HLR SMSC MSC/VLR (i) SMS-MO (ii) MOFS [beg] (iii) MOFS [end] (iii’) SMS-MO [ack] (iv) SRI for SM [beg] A (v) SRI for SM [end] (vi) MTFS [beg] (vii) SMS-MT (vii’) SMS-MT [ack] (viii) MTFS [end] B

  4. Legend: SAIN = Send Authentication Information RSS = Register Supplementary Service DSD = Delete Subscriber Data ISD = Insert Subscriber Data SDM = Subscriber Data Management Signaling Supplementary Service (SS) ActivationExample: CFU (*21*) Any Location Any Location HLR/AuC MSC/VLR *21*… (i) SAIN [beg] (ii) SAIN [end] (iii) RSS [beg] (iv) DSD [cont] (v,1) ISD [cont] (v,n) ISD [cont] (vi) SDM [end] (vii) RSS [end]

  5. Legend: SAIN = Send Authentication Information DSS = Deactivate Supplementary Service ISD = Insert Subscriber Data Signaling Supplementary Service (SS) DeactivationExample: CFU (#21#) Any Location Any Location HLR/AuC MSC/VLR #21# (i) SAIN [beg] (ii) SAIN [end] (iii) DSS [beg] (iv) DSS [end] (v,1) ISD [cont] (v,n) ISD [cont] (vi) ISD [end]

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