Committed to connecting the world

  •  
ITU GSR 2024

ITU-T work programme

[2017-2020] : [SG11] : [Q1/11]

[Declared patent(s)]  - [Publication]

Work item: Q.LiteIMS-SA
Subject/title: Signalling architecture of Lite IMS for IMT-2020 advanced network
Status: [Carried to next study period]
Approval process: AAP
Type of work item: Recommendation
Version: New
Equivalent number: -
Timing: -
Liaison: ITU-T SG13, 3GPP
Supporting members: China Mobile, China Telecom, China Unicom
Summary: This Recommendation presents the signalling architecture of Lite IMS, which is the novel IMS network with the characteristics of high efficiency, extensibility, intelligence and high value-added, aiming to be applied in IMT-2020 advanced network. This Recommendation addresses the following issues of Lite IMS. Specifies the reference model of Lite IMS as the foundation of its signalling architecture. Specifies the signalling architecture of Lite IMS, which consists of Unified Control Function (UCF), Service and Application Support Function (SASF), Service User Profile Function (SUPF), End-user Function (EF), Transport Control Function (TCF) and Service and Application Function (SAF). Specifies the reference points of Lite IMS, including U1, L1, L2, L3, L4 and L5. Specifies the general security considerations on Lite IMS.
Comment: -
Reference(s):
  Historic references:
Contact(s):
Huan Deng, Editor
Muyin Liu, Editor
Nanxiang Shi, Editor
Jianyin Zhang, Editor
ITU-T A.5 justification(s):
Generate A.5 drat TD
-
[Submit new A.5 justification ]
See guidelines for creating & submitting ITU-T A.5 justifications
First registration in the WP: 2019-06-26 12:38:32
Last update: 2021-12-22 12:19:37