Table Of Contents - Cisco RJ-45-to-AUX Brochure

Cisco Switching Black Book ...............................................................................................................................1
Introduction.........................................................................................................................................................4
Overview..................................................................................................................................................4
Is This Book for You? ..............................................................................................................................4
How to Use This Book .............................................................................................................................4
The Black Book Philosophy....................................................................................................................5
Chapter 1: Network Switching Fundamentals.................................................................................................6
In Depth...................................................................................................................................................6
Physical Media and Switching Types......................................................................................................6
A Bit of History.......................................................................................................................................7
Networking Architectures.................................................................................................................7
The Pieces of Technology ........................................................................................................................9
Repeaters.........................................................................................................................................10
Hubs .................................................................................................................................................10
Bridges .............................................................................................................................................11
Routers .............................................................................................................................................13
Switches ...........................................................................................................................................13
Network Design.....................................................................................................................................14
Collision Domains...........................................................................................................................15
Broadcast Domains ..........................................................................................................................16
Why Upgrade to Switches?.............................................................................................................16
Switched Forwarding......................................................................................................................19
Switched Network Bottlenecks.......................................................................................................20
The Rule of the Network Road ........................................................................................................22
Switched Ethernet Innovations..............................................................................................................23
Full−Duplex Ethernet......................................................................................................................23
Fast Ethernet . ...................................................................................................................................23
Gigabit Ethernet..............................................................................................................................24
The Cisco IOS........................................................................................................................................24
Connecting to the Switch................................................................................................................25
Powering Up the Switch..................................................................................................................25
The Challenges .......................................................................................................................................27
Today's Trend........................................................................................................................................27
Entering and Exiting Privileged EXEC Mode.......................................................................................28
Entering and Exiting Global Configuration Mode .................................................................................28
Entering and Exiting Interface Configuration Mode.............................................................................28
Entering and Exiting Subinterface Configuration Mode.......................................................................28
Saving Configuration Changes..............................................................................................................29
Chapter 2: Basic Switch Configuration..........................................................................................................30
In Depth.................................................................................................................................................30
Command−Line Interfaces....................................................................................................................30
Campus Hierarchical Switching Model.................................................................................................31
Access Layer...................................................................................................................................32
Distribution Layer...........................................................................................................................32
Core Layer.......................................................................................................................................33
Remote Network Monitoring.................................................................................................................33
Connecting to the Console Port.............................................................................................................34
Console Cable Pinouts .....................................................................................................................35
Console Connectors .........................................................................................................................36

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