TS 22.228 ★
Service Requirements for IMS

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V17.0.0 (Wzip) 2019/12 51 p.

V16.1.0 (PDF) 2018/09 51 p.

V15.3.0 2018/06 52 p.

V14.1.0 2016/12 52 p.

V13.3.0 2015/06 51 p.

V12.10.0 2015/06 49 p.

V11.6.0 2012/12 40 p.

V10.5.0 2012/12 34 p.

V9.4.0 2012/12 33 p.

V8.7.0 2012/12 31 p.

V7.6.0 2007/10 21 p.

V6.11.0 2006/03 20 p.

V5.7.0 2006/03 16 p.

Rapporteur:: Dr. Swetina, Joerg NEC Europe Ltd

essential Table of Contents for TS 22.228 Word version: 17.0.0

each title, in the "available" or "not available yet" area, links to the equivalent title in the CONTENT

5 High level requirements Word‑p. 11

6 Standardised service capability approach Word‑p. 13

7 User service requirements Word‑p. 13

7.1 Identifying IP multimedia application subscriptions Word‑p. 14

7.2 Access to the IM CN subsystem Word‑p. 14

7.2.0 General |R8| Word‑p. 14

7.2.1 Access control Word‑p. 14

7.2.2 IMS Registration and De-registration |R8| Word‑p. 14

7.3 Capability negotiation Word‑p. 14

7.4 Redirecting of IP Multimedia sessions Word‑p. 15

7.5 Invoking an IP multimedia session Word‑p. 15

7.5.0 General |R11| Word‑p. 15

7.5.1 Identification and addressing Word‑p. 15

7.5.2 Negotiation at IM session invocation Word‑p. 16

7.5.3 Emergency communications |R6| Word‑p. 16

7.5.4 Information of a Called Party |R10| Word‑p. 16

7.5.5 IMS Network-Independent Public User Identities (INIPUI) |R12| Word‑p. 17

7.5.6 Void

7.5.7 Restricted local operator services |R16| Word‑p. 17

7.6 Handling of an incoming session (by the terminating entity) Word‑p. 18

7.6.1 Automatic re-routing Word‑p. 18

7.6.2 Presentation of session originator identity Word‑p. 18

7.6.3 Negotiation of an incoming session Word‑p. 18

7.6.4 Accepting or rejecting an incoming session |R8| Word‑p. 18

7.6.5 Handling of an incoming session addressed to an unallocated identity |R10| Word‑p. 18

7.6.6 Differentiated paging for voice over E-UTRAN termination attempts |R13| Word‑p. 18

7.7 Handling of an ongoing session Word‑p. 18

7.7.1 User modification of media in an ongoing session Word‑p. 18

7.7.2 Suspending and resuming of an ongoing session Word‑p. 19

7.7.3 Presentation of identity of connected-to party of a session Word‑p. 19

7.8 Ending a session Word‑p. 19

7.9 Void

7.10 Handling of conferences |R6| Word‑p. 19

7.10.1 General |R11| Word‑p. 19

7.10.2 User requirements |R11| Word‑p. 19

7.10.3 Network-based Conference Focus |R11| Word‑p. 20

7.11 Handling of multicast services |R7| Word‑p. 20

7.12 Support for Local Numbers in the IMS |R7| Word‑p. 21

7.13 User determined user busy |R8| Word‑p. 21

7.14 IMS Inter-UE Transfer |R9| Word‑p. 21

7.15 Prevention of Unsolicited Communication in IMS (PUCI) |R9| Word‑p. 23

7.15.1 High level requirements Word‑p. 23

7.15.2 Detection of Unsolicited Communication Word‑p. 23

7.15.3 Prevention of Unsolicited Communication to the terminating party Word‑p. 23

7.15.4 Notification of UC to the originating party Word‑p. 23

7.15.5 Conveying information on UC to other networks Word‑p. 23

7.16 Support for Push Notification Service in IMS |R12| Word‑p. 23

8 Interworking requirements |R6| Word‑p. 23

8.1 General |R8| Word‑p. 23

8.2 Interworking with PLMN CS Domain |R8| Word‑p. 24

8.3 Interworking with PSTN/ISDN networks |R8| Word‑p. 24

8.3.0 General Word‑p. 24

8.3.1 Overlap Signalling Word‑p. 25

8.3.2 Subaddressing (SUB) Word‑p. 25

8.3.3 User-to-User Signalling (UUS) Word‑p. 25

8.4 Void

8.5 Interworking with Packet Cable |R8| Word‑p. 25

8.6 Interworking with Internet |R8| Word‑p. 26

8.7 Voice Interworking with Enterprise IP-PBX |R11| Word‑p. 26

8.8 Interworking of Telepresence |R12| Word‑p. 26

8.9 Void

9 IP Addressing |R8| Word‑p. 26

9.1 General Word‑p. 26

9.2 IP addressing for cdma2000 access to IMS Word‑p. 26

10 Interconnection requirements |R8| Word‑p. 26

10.1 Introduction |R12| Word‑p. 26

10.2 IP interconnect |R12| Word‑p. 28

10.3 IMS network interconnect |R12| Word‑p. 28

11 Support of WebRTC IMS Client access to IMS |R12| Word‑p. 29

11.1 Service description (informative) Word‑p. 29

11.2 Requirements Word‑p. 29

11.3 Protocol Conversion Minimization Requirements |R13| Word‑p. 30

A Example IP multimedia application scenarios Word‑p. 31

B Business models use cases |R8| Word‑p. 35

C Basic communication cases for IMS networks |R8| Word‑p. 37

D (Normative) Access to IMS via non-3GPP access |R8| Word‑p. 39

E Example use cases for IMS Inter UE Transfer (i.e. transfer/replication/sharing) |R10| Word‑p. 40

F Void

G Example use cases for IMS-Based Telepresence |R12| Word‑p. 41

H Support of WebRTC client access to IMS |R12| Word‑p. 42

H.1 General Word‑p. 42

H.2 WebRTC-based application supports broad IMS client capabilities Word‑p. 42

H.3 User gets their IMS service via third-party WebRTC-based application Word‑p. 43

H.4 User gets third-party IMS service via WebRTC-based application |R13| Word‑p. 43

H.5 Anonymous user gets IMS service via third-party WebRTC-based application Word‑p. 44

H.6 End to end WebRTC bearer support over IMS |R13| Word‑p. 45

$ Change history Word‑p. 48

TS 22.228 ★ Service Requirements for IMS

essential Table of Contents for TS 22.228 Word version: 17.0.0

TS 22.228 ★
Service Requirements for IMS