Rel-8 Services 3G Advanced

TS 23.172 – Service Change and UDI Fallback (SCUDIF)

Enables multimedia calls to fallback to speech or switch between services during active calls, supporting UDI/RDI multimedia call establishment and service change functionality.

Release
Rel-8
Category
Services
Subcategory
Call Handling
Network Layer
CoreNetwork
Technology
3G
Business Impact
Medium

Key Technologies

CS MultimediaBearer CapabilityCall Setup

View the full specification with interactive table of contents, version history, and AI analysis.

Read Full Specification →

Related Links