Content for TS 43.033 Word version: 13.0.0
A (Normative) Information flows for Lawful Interception invocation Word‑p. 28
A.1 Mobile originated circuit switched calls
A.2 Mobile terminated circuit switched calls Word‑p. 29
A.3 Call hold / call waiting Word‑p. 30
A.4 Multiparty calls Word‑p. 31
A.5 Call forwarding / call deflection Word‑p. 34
A.5.1 Unconditional call forwarding
A.5.2 Call forwarding on not reachable (IMSI detached)
A.5.3 Call forwarding on busy (network determined) Word‑p. 35
A.5.4 Call forwarding on not reachable (no response to paging/radio channel failure)
A.5.5 Call forwarding on no reply Word‑p. 36
A.5.6 Call forwarding on busy (user determined)/call deflection
A.5.7 Call waiting / call forwarding on no reply Word‑p. 37
A.6 Explicit call transfer Word‑p. 39
B (Normative) Interception for GPRS Word‑p. 41
B.1 Architecture
B.2 Activation, deactivation and interrogation
B.2.1 Activation Word‑p. 42
B.2.1.1 X1_1p-interface
B.2.1.2 X1_2p-interface (IRI) Word‑p. 43
B.2.1.3 X1_3p-interface (IP) Word‑p. 44
B.2.2 Deactivation Word‑p. 45
B.2.3 Interrogation Word‑p. 47
B.3 Invocation of Lawful Interception Word‑p. 48
B.3.1 Provision of Intercept Product - GPRS Word‑p. 49
B.3.2 Provision of Intercept Product - Short Message Service Word‑p. 50
B.3.3 Provision of Intercept Related Information
B.3.3.1 X2p-interface Word‑p. 51
B.3.3.2 Structure of the events
B.3.3.3 GPRS related events Word‑p. 52
B.3.4 Intercept cases for supplementary services
B.4 Security Word‑p. 55
B.5 Information flows for Lawful Interception invocation (informative) Word‑p. 57
B.5.1 GPRS attach
B.5.2 Mobile originated GPRS detach
B.5.3 Network initiated GPRS detach Word‑p. 58
B.5.4 Intra SGSN Routing Area Update
B.5.5 Inter SGSN Routing Area Update Word‑p. 59
B.5.6 PDP Context Activation Word‑p. 60
B.5.7 Start of interception with PDP context active
B.5.8 MS initiated PDP Context Deactivation Word‑p. 61
B.5.9 Network initiated PDP Context Deactivation
B.5.10 SMS Word‑p. 62
$ Change History Word‑p. 63
