This appendix describes scenarios and corresponding call-session flows that OCECAS supports.
Table C-1 Redirection - Single PMN
Scenario | Reference |
---|---|
Redirection to alternative DE: Call Forward Unconditional |
3GPP TS 24.604 A.1.1 |
Redirection to alternative DE: Call Forward Not Logged In |
3GPP TS 24.604 A.1.5 |
Redirection to alternative DE: Call Forward on Busy |
3GPP TS 24.604 A.1.4 |
Redirection to alternative DE: Call Forward on No Answer |
3GPP TS 24.604 A.1.3 |
Redirection to alternative DE: Call Forward on Not Reachable |
3GPP TS 24.604 A.1.5 |
Scenario | Reference to Call Flows |
---|---|
VoLTE UE Attachment and IMS Registration, |
GSMA FCM.01 3.2.2 & 3GPP TS 24.229 5.7.1.1 |
VoLTE UE Initiated Detach and IMS Deregistration, |
GSMA FCM.01 3.2.2 |
Basic VoLTE UE to VoLTE UE Voice Call Establishment, Originating Side |
GSMA FCM.01 3.2.3 |
Basic VoLTE UE to VoLTE UE Voice Call Establishment - Terminating Side |
GSMA FCM.01 3.2.4 |
Basic VoLTE UE to VoLTE UE Voice Call Clearing - Initiated |
GSMA FCM.01 3.2.5 |
Basic VoLTE UE to VoLTE UE Voice Call Clearing - Received |
GSMA FCM.01 3.2.6 |
Basic VoLTE UE to VoLTE UE Multimedia (Voice/Video) Call Establishment, Originating Side |
GSMA FCM.01 3.2.7 |
Basic VoLTE UE to VoLTE UE Multimedia (Voice/Video) Call Establishment, Terminating Side |
GSMA FCM.01 3.2.8 |
Basic VoLTE UE to VoLTE UE Multimedia (Voice/Video) Call Clearing - Initiated |
GSMA FCM.01 3.2.9 |
Basic VoLTE UE to VoLTE UE Multimedia (Voice/Video) Call Clearing - Received |
GSMA FCM.01 3.2.10 |
Basic VoLTE UE to VoLTE UE - Adding a video media stream - Originating Side |
GSMA FCM.01 3.2.11 |
Basic VoLTE UE to VoLTE UE - Adding a video media stream - Terminating Side |
GSMA FCM.01 3.2.12 |
Basic VoLTE UE to VoLTE UE - Removing a video media stream - Originating Side |
GSMA FCM.01 3.2.13 |
Basic VoLTE UE to VoLTE UE - Removing a video media stream - Terminating Side |
GSMA FCM.01 3.2.14 |
Table C-3 VoLTE- Single PMN (Failures)
Scenario | Reference to Call Flows |
---|---|
No Answer from DE |
RFC 3665 |
Busy indicator from DE |
RFC 3665 |
No route to DE - IE detaches before session establishment with DE - Deregistration during call |
RFC 3665 |
Scenario | Reference to Call Flows |
---|---|
Roaming VoLTE UE Attachment and IMS Registration |
GSMA FCM.01 5.2.1 |
Roaming VoLTE UE Initiated Detach and IMS Deregistration |
GSMA FCM.01 5.2.2 |
Roaming VoLTE UE to VoLTE Voice Call Establishment, Originating Side |
GSMA FCM.01 5.2.3 |
Roaming VoLTE UE to VoLTE UE Voice Call Establishment, Terminating Side |
GSMA FCM.01 5.2.4 |
Roaming VoLTE UE to VoLTE UE Voice Call Clearing - Initiated |
GSMA FCM.01 5.2.5 |
Roaming VoLTE UE to VoLTE Voice Call Clearing - Received |
GSMA FCM.01 5.2.6 |
Roaming VoLTE UE to VoLTE UE Multimedia (Voice/Video) Call Establishment, Originating Side |
GSMA FCM.01 5.2.7 |
Roaming VoLTE UE to VoLTE UE Multimedia (Voice/Video) Call Establishment, Terminating Side |
GSMA FCM.01 5.2.8 |
Roaming VoLTE UE to VoLTE UE Multimedia (Voice/Video) Call Clearing - Initiated |
GSMA FCM.01 5.2.9 |
Roaming VoLTE UE to VoLTE UE Multimedia (Voice/Video) Call Clearing - Received |
GSMA FCM.01 5.2.10 |
Roaming VoLTE UE to VoLTE, Adding a video media stream |
See following list |
- Video Stream added by the roaming UE |
GSMA FCM.01 5.2.11 |
- Video Stream added by the other party |
GSMA FCM.01 5.2.11 |
Roaming VoLTE UE to VoLTE, Removing a video media stream |
See following list |
- Video Stream removed by roaming UE |
GSMA FCM.01 5.2.12 |
- Video Stream removed by other party |
GSMA FCM.01 5.2.12 |
Scenario | Reference To Call Flows |
---|---|
eSRVCC Attachment and IMS Registration |
GSMA FCM.01 7.4.1 & 3GPP TS 24.237 A.3.3 |
UE Voice Call Establishment - Originating Side |
GSMA FCM.01 7.4.2 & 3GPP TS 24.237 A.4.2 |
UE Voice Call Establishment - Terminating Side |
GSMA FCM.01 7.4.3 |
PS-CS SRVCC - PS-CS Handover Cancellation - PS-CS Handover Terminating Leg |
GSMA FCM.01 7.4.4 & 3GPP TS 24.237 A.6.1 |
PS-CS SRVCC enhancements using ATCF and with media anchored |
3GPP TS 24.237 A.18.3 |
PS-CS SRVCC enhancements using ATCF and session traverses IBCF |
GSMA FCM.01 7.4.4 & 3GPP TS 24.237 A.18.6 |
PS-CS SRVCC for active call with speech and video using vSRVCC procedure |
3GPP TS 24.237 A.19.2 |
Table C-6 Terminating Access Domain Selection
Scenario | Reference |
---|---|
Call termination in IM CN |
3GPP TS 24.292 10.4.3 |
Call termination to CS network via MSC Server enhanced for ICS |
3GPP TS 24.292 10.4.5 |
Call termination over CS |
3GPP TS 24.292 10.4.7 |
Table C-7 Supplementary Services
Scenario | Reference to Call Flows or Specification |
---|---|
Originating Identification Presentation |
See following list |
- no subscription tests |
3GPP TS 24.607 4.5.2.9 |
- Privacy "id" tests |
3GPP TS 24.607 4.5.2.9 |
- Privacy "header" tests |
3GPP TS 24.607 4.5.2.9 |
- Privacy "user" tests |
3GPP TS 24.607 4.5.2.9 |
Originating Identification Restriction |
See following list |
- "permanent mode" subscription tests |
3GPP TS 24.607 4.5.2.4 |
- "temporary mode" subscription tests |
3GPP TS 24.607 4.5.2.4 |
- no subscription tests |
3GPP TS 24.607 4.5.2.4 |
Terminating Identification Presentation |
See following list |
- no subscription tests |
3GPP TS 24.608 4.5.2.4 |
- subscription tests |
3GPP TS 24.608 4.5.2.4 |
Terminating Identification Restriction |
See following list |
- "permanent mode" subscription tests |
3GPP TS 24.608 4.5.2.9 |
- "temporary mode - default restricted" subscription tests |
3GPP TS 24.608 4.5.2.9 |
- "temporary mode - default not restricted" subscription tests |
3GPP TS 24.608 4.5.2.9 |
- no subscription tests |
3GPP TS 24.608 4.5.2.9 |
Communication Forwarding |
See following list |
- Unconditional (CFU) |
3GPP TS 24.604 4.5.2.6 A.1.1 |
- on Not Logged-in (CFNL) |
3GPP TS 24.604 4.5.2.6 A.1.5 |
- on Busy (CFB) |
3GPP TS 24.604 4.5.2.6 A.1.4 |
- on Not reachable (CFNRc) |
3GPP TS 24.604 4.5.2.6 |
- on No Reply (CFNR) |
3GPP TS 24.604 4.5.2.6 A.1.3 |
- media condition |
3GPP TS 24.604 4.9.1.3 |
- NoReplyTimer |
3GPP TS 24.604 4.9.1.1A |
Communication Deflection |
3GPP TS 24.604 A.1.2 |
Incoming Call Barring (ICB) |
See following list |
- barring of all incoming calls |
3GPP TS 24.611 4.5.2.6.1 |
- barring of incoming calls when roaming |
3GPP TS 24.611 4.5.2.6.1 |
- barring of anonymous calls (ACR) |
3GPP TS 24.611 4.5.2.6.2 |
Outgoing Call Barring (OCB) |
See following list |
- barring of all outgoing calls |
3GPP TS 24.611 4.5.2.4.1 |
- barring of outgoing international calls |
3GPP TS 24.611 4.5.2.4.1 |
- barring of outgoing international calls excl. home country |
3GPP TS 24.611 4.5.2.4.1 |
Communication Hold (HOLD) |
See following list |
- hold without announcement |
3GPP TS 24.610 A.1.1 |
- hold with announcement |
3GPP TS 24.610 A.1.2 |
- resume without announcement |
3GPP TS 24.610 A.2.1 |
- resume with announcement |
3GPP TS 24.610 A.2.2 |
Ad-Hoc Multi Party Conference |
GSMA IR.92 2.3.3 |
- create a conference with a conference factory URI |
3GPP TS 24.147 A.3.2 |
- user requesting IMS to join another user |
3GPP TS 24.147 A.4.4.1 |
- user leaving the conference |
3GPP TS 24.147 A.6.2.1 |
- user subscribing to the conference event package |
3GPP TS 24.147 A.5.2.1 |