R99 Core Network 3G Advanced

TS 23.221 – Architectural requirements for GSM/UMTS systems

Defines architectural requirements for GSM in Iu mode and UMTS, covering CS domain, PS domain, IMS, and inter-domain procedures.

Release
R99
Category
Core Network
Subcategory
Architecture
Network Layer
CoreNetwork
Technology
3G
Business Impact
High

Key Technologies

UMTSGSMCSPSIMS

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