About This Book


This preface describes who should read the Cisco GGSN Release 9.0 Configuration Guide, Cisco IOS Release 12.4(22)YE1, Cisco IOS Release 12.4(22)YE, how it is organized, and its document conventions.

Document Revision History

The following table lists the major changes made to this document each release, with the most recent changes listed first.

Revision
Date
Change Summary

OL-19936-02

08/04/2009

Release 9.0, Cisco IOS 12.4(22)YE1. Layer 3 Geographical Redundancy and Passive Route Suppression feature information was added.

OL-19936-01

04/15/2009

First publication.


Audience

This publication is designed for network administrators and other people who are responsible for setting up, installing, configuring, and operating the Cisco Gateway GPRS Support Node (GGSN).

Organization

This publication is organized as follows:

Chapter
Description

Chapter 1, "Overview of GPRS and UMTS"

Briefly introduces the 2.5G general packet radio service (GPRS) and the 3G Universal Mobile Telecommunications System (UMTS) technologies, and their implementation in Cisco GGSN software

Chapter 2, "Planning to Configure the GGSN"

This chapter provides information that you should know before configuring a Cisco GGSN.

Chapter 3, "Configuring GTP Services on the GGSN"

Describes how to enable a Cisco GGSN and how to configure GPRS tunneling protocol (GTP) options.

Chapter 4, "Configuring IPv6 PDP Support on the GGSN"

Describes how to configure support for Internet Protocol Version 6 (IPv6) packet data protocol (PDP) contexts on a Cisco GGSN.

Chapter 5, "Configuring GGSN GTP Session Redundancy"

Describes how to configure GTP session redundancy (GTP-SR) between two GGSNs.

Chapter 6, "Configuring Charging on the GGSN"

Describes how to configure the charging function on a gateway GPRS support node (GGSN).

Chapter 7, "Configuring Enhanced Service-Aware Billing"

Describes how to implement the Cisco GGSN as a enhanced service-aware GGSN that is capable of real-time credit-control for prepaid users and service-aware billing for postpaid and prepaid users.

Chapter 8, "Configuring Network Access to the GGSN"

Describes how to configure access from the Cisco GGSN to a serving GPRS support node (SGSN), public data network (PDN), and optionally to a Virtual Private Network (VPN). This chapter also includes information about configuring access points on the GGSN.

Chapter 9, "Configuring PPP Support on the GGSN"

Describes the different methods of PPP support on the GGSN and how to configure those methods.

Chapter 10, "Configuring QoS on the GGSN"

Describes how to configure Quality of Service (QoS) functions to differentiate traffic flow through the Cisco GGSN.

Chapter 11, "Configuring Security on the GGSN"

Describes how to configure security features on the Cisco GGSN, including Authentication, Authorization, and Accounting (AAA), and RADIUS.

Chapter 12, "Configuring Dynamic Addressing on the GGSN"

Describes how to configure dynamic IP addressing on the Cisco GGSN.

Chapter 13, "Configuring Load Balancing on the GGSN"

Describes how to configure a Cisco GGSN to support load balancing functions using the Cisco IOS software Server Load Balancing (SLB) feature.

Appendix A, "Monitoring Notifications"

Describes enabling and monitoring Cisco GGSN SNMP notifications in order to manage GPRS/UMTS-related issues.


Conventions

This publication uses the following conventions:

Convention
Description

boldface font

Commands and keywords are in boldface.

italic font

Arguments for which you supply values are in italics.

[   ]

Elements in square brackets are optional.

{x | y | z}

Alternative keywords are grouped in braces and separated by vertical bars.

[x | y | z]

Optional alternative keywords are grouped in brackets and separated by vertical bars.

string

A nonquoted set of characters. Do not use quotation marks around the string or the string will include the quotation marks.

screen font

Terminal sessions and information that the system displays are in screen font.

boldface screen font

Information that you must enter is in boldface screen font.

italic screen font

Arguments for which you supply values are in italic screen font.

^

The symbol ^ represents the key labeled Control—for example, the key combination ^D in a screen display means hold down the Control key while you press the D key.

<   >

Nonprinting characters, such as passwords are in angle brackets.


Notes use the following conventions:


Note Means reader take note. Notes contain helpful suggestions or references to material not covered in the publication.


Tips use the following conventions:


Tip Means the following information will help you solve a problem. The tips information might not be troubleshooting or even an action, but could be useful information.


Cautions use the following conventions:


Caution Means reader be careful. In this situation, you might do something that could result in equipment damage or loss of data.

Related Documentation

For more detailed installation and configuration information, see the following publications:

Release Notes for Cisco GGSN Release 9.0 on the Cisco SAMI, Cisco IOS Release 12.4(22)YE1

Cisco Service and Application Module for IP User Guide

Cisco IOS Network Management Configuration Guide

Release Notes for Cisco IOS Release 12.2SR for the Cisco 7600 Series Routers

Cisco 7600 Series Cisco IOS Software Configuration Guide

Cisco 7600 Series Cisco IOS Command Reference

Cisco IOS Quality of Service Solutions Configuration Guide, Cisco IOS Release 12.4

For information about MIBs, see:

http://www.cisco.com/public/sw-center/netmgmt/cmtk/mibs.shtml

Cisco IOS Configuration Guides and Command References, Release 12.4

Obtaining Documentation and Submitting a Service Request

For information on obtaining documentation, submitting a service request, and gathering additional information, see the monthly What's New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at:

http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html

Subscribe to the What's New in Cisco Product Documentation as a Really Simple Syndication (RSS) feed and set content to be delivered directly to your desktop using a reader application. The RSS feeds are a free service and Cisco currently supports RSS version 2.0.