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

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Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
Chapter 1 Basic Router Configuration
Configuring Basic Parameters
For complete information about the command line commands, see the Cisco IOS Release 12.3
documentation set.
Step 3
login
Example:
Router(config)# login
Router(config)#
Enables password checking at terminal session
login.
Step 4
exec-timeout minutes [seconds]
Example:
Router(config)# exec-timeout 5 30
Router(config)#
Sets the interval that the EXEC command
interpreter waits until user input is detected. The
default is 10 minutes. Optionally, add seconds to
the interval value.
This example shows a timeout of 5 minutes and
30
seconds. Entering a timeout of 0 0 specifies
never to time out.
Step 5
line [aux | console | tty | vty] line-number
Example:
Router(config)# line vty 0 4
Router(config)#
Specifies a virtual terminal for remote console
access.
Step 6
password password
Example:
Router(config)# password aldf2ad1
Router(config)#
Specifies a unique password for the virtual
terminal line.
Step 7
login
Example:
Router(config)# login
Router(config)#
Enables password checking at the virtual terminal
session login.
Step 8
end
Example:
Router(config)# end
Router#
Exits line configuration mode, and returns to
privileged EXEC mode.
Command Purpose