3GPP Network Functions Specification

TS 03.01Rel-7Core Network2GAdvanced

Defines network functions for PLMN service support including call handling, authentication, emergency calls, and supplementary services. Specifies requirements for HLR, VLR, MSC, and SGSN functions.

Requirements

Document Type

Technical Specification

Network Layer

CoreNetwork

Subcategory

Network Functions

Business Impact

High

Key Technologies

GSMGPRSMAP

Read Full Specification

View the complete text of 3GPP TS 03.01 with table of contents and cross-references.