CCNA Cisco Certified Network Associates Study Guide

contents

about the contributors

acknowledgments

prdface

introduction

i introduetion to internetworking

the internetworking model

network evolution

the open system interconnection (osi) model

encapsnlation

physical and datalink layers

dix and 802.3 ethernet

802.5 token ring

american national standards institute (ansi) fddi

mac addresses

interfaces

wide area network (wan) services

network layer and path determination

layer 3 addresses

routed protocols and routing protocols

. routing algorithms and metrics

transport layer

reliability

windowing

upper-layer protocols

cisco routers, switches, and hubs

configuring a cisco switch and hub

two-minute drill

q&a self test

lab question

self test answers

lab answer

2 bridging and switching concepts

collision and broadcast domains

frame forwarding

collision domains

broadcast domains

local area network (lan) segmentation

lan segmentation for repeaters

lan segmentation for bridges

lan segmentation for switches

lan segmentation for routers

full and half duplex ethernet

full duplex ethernet

half duplex ethernet

bridge and switch operations

mac address learning

exercise 2.1: operations of a bridge

frame filtering

problems with bridging and switching

spanning tree protocol (stp)

stp operations

exercise 2-2: a real-life example of a network performanc

increase using spanning tree protocol

exercise 2-3: a core and distribution switch example

improving spanning tree

etherchannel

switching types

store-and-forward switching

cut-through switching

fragment-free switching

two-minute drill

q&a self test

lab question

self test answers

lab answer

3 ciseo catalyst i900 ios software basies

user interface

console login

user and privileged mode

exercise 3-1 : setting the switch's console password

switch basics

1900 series features

switch components

switch modes

exercise 3-2: changing the switching mode

examine switch status

cisco discovery protocol (cdp)

remote access

basic testing

initial configuration

startup sequence

switck default configuration

configuring the ip address

btercise 3-3: configuring the ip address and

subnet mask

configuration methods

menu configuration mode

hypertext transfer protocol (http)

configuration mode

snmp-based configuration

configuring to/from a tftp server

catalyst l900 ios software upgrades

standard versus enterprise software feature set

catalyst 1900 ios upgrading