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Content for
TS 33.107
Word version: 17.0.0
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F
Examples of IMS-based VoIP Lawful Interception (LI) call flows
F.1
General remarks
F.2
Call Originations from Target in Home CSP
F.3
Call Terminations to Target - Home CSP
F.4
Call Forwarding - Non Roaming
F.5
IMS Roaming
F.6
Interception in Visited CSP
F.7
Ad-Hoc Conference Calls established by the Target
...
F
Examples of IMS-based VoIP Lawful Interception (LI) call flows
|R12|
p. 339
F.1
General remarks
p. 339
F.2
Call Originations from Target in Home CSP
p. 339
F.2.0
Introduction
p. 339
F.2.1
Target Originated Call - Target (Party_A) Calls Party_B
p. 340
F.2.2
Target Originated Call - Target (Party_A) dials a Special Number
p. 341
F.3
Call Terminations to Target - Home CSP
p. 341
F.3.0
Introduction
p. 341
F.4
Call Forwarding - Non Roaming
p. 342
F.4.0
Introduction
p. 342
F.4.1
Intra-CSP Call Forwarding Unconditional
p. 343
F.4.2
Intra-CSP Call Forwarding No Answer
p. 344
F.4.3
Inter-CSP Call Forwarding Unconditional
p. 346
F.5
IMS Roaming
p. 346
F.5.0
General
p. 346
F.5.1
Roaming Target Originates a Call
p. 347
F.5.1A
CC Unvailable in Home CSP due to Optimal Media Routing
|R13|
p. 348
F.5.2
Call Termination to a Roaming Target
p. 349
F.6
Interception in Visited CSP
p. 349
F.6.0
General
p. 349
F.6.1
Interception in Visited CSP - Target Originated Call
p. 350
F.6.2
Interception in Visited CSP - Target Terminating Calls.
p. 351
F.6.3
Incoming Call to Roaming Target is forwarded due to Call Forwarding No Answer
p. 352
F.7
Ad-Hoc Conference Calls established by the Target
|R13|
p. 352
F.7.0
Introduction
p. 352
F.7.1
Party_A (target) creates the conference
p. 353
F.7.2
Party_C joins the conference
p. 353
F.7.3
Party_B joins the conference
p. 355
F.7.4
Party_C drops out of the conference
p. 358
F.7.5
Reconfiguration from Conference to two-party call
p. 359
F.7.6
Party_A (target) places Conference on hold
p. 360
F.7.7
Party_A (target) retrieves Conference from hold
p. 361