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Cisco Secure Router 520 Series Software Configuration Guide
OL-14210-01
Preface
Organization
This guide is organized into the following chapters and appendix.
Part 1: Getting Started
Chapter 1, “Basic Router Configuration” Describes how to configure basic router features and
interfaces.
Part 2: Configuring Your Router for Ethernet and DSL Access
Chapter 2, “Sample Network Deployments” Provides a road map for Part 2.
Chapter 3, “Configuring PPP over Ethernet
with NAT”
Provides instructions on how to configure PPPoE
with Network Address Translation (NAT) on your
Cisco router.
Chapter 4, “Configuring PPP over ATM with
NAT”
Provides instructions on how to configure PPPoA
with Network Address Translation (NAT) on your
Cisco router.
Chapter 5, “Configuring a LAN with DHCP
and VLANs”
Provides instructions on how to configure your
Cisco router with multiple VLANs and to have it act
as a DHCP server.
Chapter 6, “Configuring a VPN Using Easy
VPN and an IPsec Tunnel”
Provides instructions on how to configure a virtual
private network (VPN) with a secure IP tunnel using
the Cisco Easy VPN.
Chapter 7, “Configuring VPNs Using an IPsec
Tunnel and Generic Routing Encapsulation”
Provides instructions on how to configure a VPN
with a secure IP tunnel and generic routing
encapsulation (GRE).
Chapter 8, “Configuring a Simple Firewall” Provides instructions on how to configure a basic
firewall on your Cisco router.
Chapter 9, “Configuring a Wireless LAN
Connection”
Provides instructions on how to configure a wireless
LAN connection on your Cisco router.
Part 3: Configuring Additional Features and Troubleshooting
Chapter 10, “Additional Configuration
Options”
Provides a road map for Part 3.
Chapter 11, “Configuring Security Features” Explains basic configuration of Cisco IOS security
features, including firewall and VPN configuration.
Chapter 12, “Troubleshooting” Provides information on identifying and solving
problems with the ADSL line and the telephone
interface. Also explains how to recover a lost
software password.
Part 4: Reference Information
Appendix A, “Cisco IOS Software Basic
Skills”
Explains what you need to know about Cisco IOS
software before you begin to configure it.
Appendix B, “Concepts” Provides general concept explanations of features.