Rel-5 Core Network 3G Advanced

TS 23.221 – UMTS/GSM Circuit Switched Requirements

Defines architectural requirements for GSM in Iu mode and UMTS systems, covering CS domain procedures and inter-system handover.

Release
Rel-5
Category
Core Network
Subcategory
Circuit Switched Domain
Network Layer
CoreNetwork
Technology
3G
Business Impact
High

Key Technologies

3GGSMUMTSIu interface

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