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Computer Networks 2 - Labs

Contents
Lab 1: Introduction to networking materials and software tools
Lab 2: Practice on Cisco network devices
Lab 3: Building a complete network on Packet Tracer
Lab 4: LAN-to-LAN Connections
Lab 5: Advanced LAN Switching Configuration - VLANs
Lab 6: Building Inter-VLAN Network with a Router and Layer-3 Switch
Lab 7: Basic Router Configuration
Lab 8: RIP Version 2 and Debugging
Lab 9: Configure OSPF on a multi-access network
Lab 10: BGP - inter-autonomous system routing protocol
Lab 11: Wireless Network and AP Configuration
Lab 12: Using a network management and monitoring tool

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Faculty of Computer Science and Engineering – Ho Chi Minh City University of Technology

Lab 7: Basic Router Configuration
I. Objectives:
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This Lab is designed for the students installing, configuring, and maintaining the Cisco router,
who should be familiar with networking technology and terminology.

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Cisco Router 1801 will be given at Lab time.

II. Introduction
1. Task Document Organization
This list will be changed by the type/or model of available Routers. We based on Cisco 1801 Integrated
Services Router (ISR)
Task

Title

Description

Task 1

Basic Router Configuration

Describes how to configure basic router features and interfaces.

Task 2

Sample Network Deployments

Provides a road map for possible network deployments.

Task 3

Configuring PPP over Ethernet
with NAT

Provides instructions on how to configure PPPoE with Network Address
Translation (NAT) on your Cisco router.

Task 4

Configuring PPP over ATM with
NAT

Provides instructions on how to configure PPPoA with Network Address
Translation (NAT) on your Cisco router.

Task 5

Configuring a LAN with DHCP and Provides instructions on how to configure your Cisco router with multiple VLANs
and to act as a DHCP server.
VLANs

Task 6

Configuring a VPN Using Easy

VPN and an IPSec Tunnel

Task 7

Configuring VPNs Using an IPSec Provides instructions on how to configure a VPN with a secure IP tunnel and
generic routing encapsulation (GRE).
Tunnel and Generic Routing
Encapsulation

Task 8

Configuring a Simple Firewall

Provides instructions on how to configure a basic firewall on your Cisco router.

Task 9

Configuring a Wireless LAN
Connection

Provides instructions on how to configure a wireless LAN.

Task 10

Sample Configuration

Presents a summary configuration example showing features configured in the
preceding Tasks of this part of the guide.

Task 11

Additional Configuration Options

Provides a road map for next parts.

Provides instructions on how to configure a virtual private network (VPN) with a
secure IP tunnel using the Cisco Easy VPN.

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Task 12

Configuring Security Features

Explains basic configuration of Cisco IOS security features, including firewall and
VPN configuration.

Task 13

Configuring Dial Backup and
Remote Management

Provides instructions on how to configure your Cisco router for dial backup and

remote management.

Task 14

Troubleshooting

Provides information on identifying and solving problems, such as how to recover
a lost software password.

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.

Appendix C ROM Monitor

Describes the use of the ROM Monitor (ROMMON) utility.

Appendix D Common Port Assignments

Describes the currently assigned Transmission Control Protocol (TCP) and User
Datagram Protocol (UDP) port numbers.

Index

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III. Lab practice
1. Network Layout

1

Multiple networked devices—Desktops, laptop PCs, switches

2

Fast Ethernet LAN interface (the inside interface for NAT)

3

PPPoE or PPPoA client and firewall implementation—Cisco 1801 integrated services router

4

Point at which NAT occurs

5

Protected network

6

Unprotected network

7

Fast Ethernet or ATM WAN interface (the outside interface for NAT)

2. Lab steps
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Read the Cisco documentation on-line or .pdf format with the link given.

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Perform the tasks: 1, 2, 4, 5, 8, 10, consecutively.

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Practice carefully the appendix C on device. ROM monitor to perform certain configuration
tasks, such as recovering a lost password or downloading software over the console port.

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3. Result
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Accomplish these tasks and demonstrate the result on place.

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