CCNA 2 v3.1 Module 2
Introduction to Routers
© 2004, Cisco Systems, Inc. All rights reserved.
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Purpose of This PowerPoint
• This PowerPoint primarily consists of the Target
Indicators (TIs) of this module in CCNA version
3.1.
• It was created to give instructors a PowerPoint to
take and modify as their own.
• This PowerPoint is:
NOT a study guide for the module final assessment.
NOT a study guide for the CCNA certification exam.
• Please report any mistakes you find in this
PowerPoint by using the Academy Connection
Help link.
© 2004, Cisco Systems, Inc. All rights reserved.
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To Locate Instructional Resource
Materials on Academy Connection:
• Go to the Community FTP Center to locate
materials created by the instructor community
• Go to the Tools section
• Go to the Alpha Preview section
• Go to the Community link under Resources
• See the resources available on the Class home
page for classes you are offering
• Search http://www.cisco.com
• Contact your parent academy!
© 2004, Cisco Systems, Inc. All rights reserved.
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Objectives
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The Purpose of Cisco IOS Software
• Basic routing and switching functions
• Reliable and secure access to networked
resources
• Network scalability
© 2004, Cisco Systems, Inc. All rights reserved.
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Router User Interface
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Router User Interface Modes
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Cisco IOS Naming Conventions
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Operating Cisco IOS Software
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Steps in Router Initialization
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Setup Mode
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Router LED Indicators
Cisco routers use LED indicators to provide
status information. LED indicators will vary for
different Cisco router models.
© 2004, Cisco Systems, Inc. All rights reserved.
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The Initial Router Bootup
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Examining the Initial Bootup Output
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Examining the Initial Bootup Output
continued
© 2004, Cisco Systems, Inc. All rights reserved.
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Establish a Console Session
• All Cisco routers
include an EIA/TIA-232
asynchronous serial
console port. The
console port is an RJ45.
• Use an RJ-45 to RJ45
rollover cable with a
female RJ-45 to DB-9
adapter to connect a
PC to the console port
© 2004, Cisco Systems, Inc. All rights reserved.
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Router Modes
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User Mode Commands
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Privileged Mode Commands
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clock set Command
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Using IOS Command history
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The User Interface Error Indicator
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The show version Command
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Summary
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