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Introduction

Historical Background

GSM

EDGE

  The Evolution of the GSM Network

High Speed Circuit Switched Data (HSCSD)

General Packet Radio Service (GPRS)

System Overview

Traffic Cases

- IMSI attach

- GPRS Attach

 -Combined GPRS/IMSI Attach

- PDP Context Activation and Deactivation

GPRS Air Interface

Logical Channels

PDCH Allocation

Dedicated PDCH

On-demand PDCH

Master PDCH

Cell Selection and Reselection

GPRS Support Node (GSN)

Interconnection Principles

GPRS IP Connectivity

The users IP communication

EDGE Summary and Key Points

WCDMA

UMTS

The Future

Final Thoughts

Blueadmiral.com

GPRS IP Connectivity

One of the main advantages of GPRS is that it provides IP connectivity, this means that communication between the different parts of the operators GPRS system, the GGSN, administrative hosts and hosts providing Internet Services. Further more the IP connectivity enables easy communication with the Internet. However is should be noted that GPRS has two different types of communications, represented with two different levels of IP communication:

The IP communications within the GPRS network. This is for signaling, management etc.

 

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