Cisco 1812W - Integrated Services Router Wireless - Page 86

Cisco 1812W - Integrated Services Router Wireless

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6-12

Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide

OL-6426-02

Chapter 6 Configuring a VPN Using Easy VPN and an IPSec Tunnel

Configuration Example

Table of Contents

Default Chapter3
- Table of Contents3
- Audience11
Preface11
- Organization12
- Conventions13
  - Notes, Cautions, and Timesavers13
  - Command Conventions13
- Obtaining Documentation14
- Related Documents14
- Cisco Product Security Overview16
  - Reporting Security Problems in Cisco Products16
- Documentation Feedback16
- Obtaining Technical Assistance17
- Obtaining Additional Publications and Information18
Getting Started21
Chapter 1 Basic Router Configuration23
- Interface Port Labels23
- Viewing the Default Configuration24
- Information Needed for Configuration26
- Configuring Basic Parameters27
Configuring Your Router for Ethernet and DSL Access39
Chapter 2 Sample Network Deployments41
Configuring PPP over Ethernet with NAT43
- Configure the Virtual Private Dialup Network Group Number44
- Configure the Fast Ethernet WAN Interfaces45
- Configure the Dialer Interface47
- Configure Network Address Translation49
- Configuration Example51
  - Verifying Your Configuration52
Chapter 4 Configuring PPP over ATM with NAT53
- Configure the Dialer Interface55
- Configure the ATM WAN Interface57
- Configure DSL Signaling Protocol58
  - Configuring ADSL58
    - Verify the Configuration59
  - Configuring SHDSL59
    - Verify the Configuration60
- Configure Network Address Translation61
- Configuration Example63
- Verifying Your Configuration64
Chapter 5 Configuring a LAN with DHCP and Vlans65
- Configure DHCP66
  - Configuration Example67
  - Verify Your DHCP Configuration68
- Configure Vlans69
  - Verify Your VLAN Configuration69
- Switch Port Configurations71
Chapter 6 Configuring a VPN Using Easy VPN and an Ipsec Tunnel75
- Configure the IKE Policy77
- Configure Group Policy Information78
- Apply Mode Configuration to the Crypto Map79
- Enable Policy Lookup80
- Configure Ipsec Transforms and Protocols80
- Configure the Ipsec Crypto Method and Parameters81
- Apply the Crypto Map to the Physical Interface82
- Create an Easy VPN Remote Configuration83
- Verifying Your Easy VPN Configuration84
- Configuration Example84
Chapter 7 Configuring Vpns Using an Ipsec Tunnel and Generic Routing Encapsulation87
- Configure a VPN89
Additional Configuration Options121
CHAPTER 10 Sample Configuration 1121
CHAPTER 8 Configuring a Simple Firewall1121
CHAPTER 9 Configuring a Wireless LAN Connection121
CHAPTER 12 Configuring Security Features125
- Guidelines for Creating Access Groups125
CHAPTER 14 Troubleshooting 1143
- Before Contacting Cisco or Your Reseller143
  - Guidelines for Using Debug Commands148
APPENDIX A Cisco IOS Software Basic Skills159
- Configuring the Router from a PC159
- Understanding Command Modes160
- Getting Help162
  - Command-Line Error Messages164
- Saving Configuration Changes165
- Where to Go Next165
APPENDIX B Concepts 1171
- Network Interfaces171
  - PPP Fragmentation and Interleaving175
- Access Lists177
APPENDIX C ROM Monitor 1181
- TFTP Download Command Variables181

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