Specifications
Table Of Contents
- Contents
- Preface
- Getting Started
- Basic Router Configuration
- Interface Port Labels
- Viewing the Default Configuration
- Information Needed for Configuration
- Configuring Basic Parameters
- Configuring Static Routes
- Configuring Dynamic Routes
- Configuring Enhanced IGRP
- Basic Router Configuration
- Configuring Your Router for Ethernet and DSL Access
- Sample Network Deployments
- Configuring PPP over Ethernet with NAT
- Configuring PPP over ATM with NAT
- Configuring a LAN with DHCP and VLANs
- Configuring a VPN Using Easy VPN and an IPSec Tunnel
- Configure the IKE Policy
- Configure Group Policy Information
- Apply Mode Configuration to the Crypto Map
- Enable Policy Lookup
- Configure IPSec Transforms and Protocols
- Configure the IPSec Crypto Method and Parameters
- Apply the Crypto Map to the Physical Interface
- Create an Easy VPN Remote Configuration
- Verifying Your Easy VPN Configuration
- Configuration Example
- Configuring VPNs Using an IPSec Tunnel and Generic Routing Encapsulation
- Configuring a Simple Firewall
- Configuring a Wireless LAN Connection
- Sample Configuration
- Configuring Additional Features and Troubleshooting
- Additional Configuration Options
- Configuring Security Features
- Configuring Dial Backup and Remote Management
- Troubleshooting
- Reference Information
- Cisco IOS Software Basic Skills
- Concepts
- ROM Monitor
- Common Port Assignments

3
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
CONTENTS
Preface 11
Audience 11
Organization 12
Conventions 13
Notes, Cautions, and Timesavers 13
Command Conventions 13
Related Documents 14
Obtaining Documentation 14
Cisco.com 15
Documentation DVD 15
Ordering Documentation 15
Documentation Feedback 16
Cisco Product Security Overview 16
Reporting Security Problems in Cisco Products 16
Obtaining Technical Assistance 17
Cisco Technical Support Website 17
Submitting a Service Request 17
Definitions of Service Request Severity 18
Obtaining Additional Publications and Information 18
PART
1 Getting Started
CHAPTER
1 Basic Router Configuration 1
Interface Port Labels 1
Viewing the Default Configuration 2
Information Needed for Configuration 4
Configuring Basic Parameters 5
Configure Global Parameters 6
Configure Fast Ethernet LAN Interfaces 6
Configure WAN Interfaces 7
Configure the Fast Ethernet WAN Interface 7
Configure the ATM WAN Interface 8
Configure the Wireless Interface 9