Value Added Services (VAS) | InfoSec4TC

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Cellular Wireless Network : Architecture and Management

Introduction

Introduction (4:31)
PSTN Network (9:55)
Architecture of PSTN Network (7:44)
Telephone Network (8:43)
OSI Network Architecture (10:00)
Call flow in SS7 network and use of IP network (9:43)

Cellular Wireless Technology

Wireless Technologies (7:56)
GSM Defined (6:45)
Cellular Communication Technology (9:54)

GSM Network Technology

Cellular Network Technology (9:29)
GSM Fact Summary (4:37)

GSM Concepts

Components of GSM (7:31)

Key Identifiers

Key Identifiers of GSM network and Mobile Station (8:59)

Voice Call Setup

Voice Call Setup (7:31)
Roaming (8:33)
Voice Call hand over (5:41)

Value Added Services

Value Added Services (VAS) (8:15)

Data Services 2.5G

Data service Flow (8:51)

Operation and Billing Support Systems

System Data Flow (4:45)
Operation and Management Centre (6:53)
OSS/BSS (10:00)
Service availability is the key (4:09)

Summary

Summary of 'What we learnt' (4:48)

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Value Added Services (VAS)

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