Table Of Content• Table of Contents
• Index
CCNP Practical Studies: Troubleshooting
ByD onna L. Harrington
Publisher: Cisco Press
Pub Date: April 04, 2003
ISBN: 1-58720-057-0
Pages: 840
Hands-on practice for the CCNP Troubleshooting exam with TCP/IP, LAN, and WAN trouble
tickets based on Cisco Internetwork Troubleshooting (CIT) topics.
With this book, you can:
Set up and follow along with real-world lab scenarios aligned to each exam topic, with or
without the actual equipment
Establish a baseline and document your physical and logical network
Identify troubleshooting targets using ping, trace, show, clear, debug, and other
troubleshooting tools and utilities
Diagnose and troubleshoot actual problems by following along with author-provided
Catalyst(r) OS and Cisco IOS(r) Software command input, output, and logging
Use instructor-developed problem-isolation methods to resolve Trouble Tickets
"Sniff" the wire to spot network issues
Analyze local and remote access problems in Ethernet networks, including issues with
cabling, speed and duplex, utilization and collisions, bandwidth, CSMA/CD, one-way link,
auto negotiation, addressing, encapsulation, and more
Apply a layered troubleshooting methodology to real-life routing and switching
environments
Designed for aspiring CCNP and CCIE(r) professionals, this indispensable lab guide builds on
Cisco(r) Internetwork Troubleshooting (CIT) topics that prepare you for the CCNP
Troubleshooting exam. Full of practical exercises that get you ready for challenges on the job,
CCNP Practical Studies: Troubleshooting gives you an edge over the competition through real-
world application of LAN and WAN topics.
CCNP Practical Studies: Troubleshooting provides you with practical information on all the
important concepts central to the troubleshooting portion of the CCNP certification, including
protocol characteristics and tools and supporting IP, IPX, Ethernet, switches, VLANs, and WANs.
Each chapter contains an overview of standards and protocols, troubleshooting tools, and basic
methods and documentation techniques, as well as hands-on scenarios. Although having access
to equipment is the ideal way to profit from this book, relevant information delivered through
figures, configuration examples, and detailed text ensures everyone can benefit from the
information presented. Protocol analyzer traces emphasize important concepts and trouble
areas. Chapters end with real-world Trouble Tickets designed to give you additional practical
experience. The final chapter, "Trouble Tickets: The Sum of All Fears," offers comprehensive
• Table of Contents
troubleshooting scenarios in which you must identify, diagnose, and solve complex issues using
• Index
the methods you have learned.
CCNP Practical Studies: Troubleshooting
BWyD hoentnhae rL .y Hoaur rainrget osneeking practical knowledge to enhance your preparation for the CCNP
Troubleshooting exam or you are a newly minted CCNP in need of hands-on experience to hone
your on-the-job skills, CCNP Practical Studies: Troubleshooting has what you need to take your
Publisher: Cisco Press
troubleshooting skills to the next level.
Pub Date: April 04, 2003
ISBN: 1-58720-057-0
This book is part of a recommended learning path from Cisco Systems(r) that includes
simulaPtaigoens: a8n40d hands-on training from authorized Cisco Learning Partners and self-study
products from Cisco Press. To find out more about instructor-led train i ng, e-learning, and hands-
on instruction offered by authorized Cisco Learning Partners worldwide, please visit
www.cisco.com/go/authorizedtraining.
Hands-on practice for the CCNP Troubleshooting exam with TCP/IP, LAN, and WAN trouble
tickets based on Cisco Internetwork Troubleshooting (CIT) topics.
With this book, you can:
Set up and follow along with real-world lab scenarios aligned to each exam topic, with or
without the actual equipment
Establish a baseline and document your physical and logical network
Identify troubleshooting targets using ping, trace, show, clear, debug, and other
troubleshooting tools and utilities
Diagnose and troubleshoot actual problems by following along with author-provided
Catalyst(r) OS and Cisco IOS(r) Software command input, output, and logging
Use instructor-developed problem-isolation methods to resolve Trouble Tickets
"Sniff" the wire to spot network issues
Analyze local and remote access problems in Ethernet networks, including issues with
cabling, speed and duplex, utilization and collisions, bandwidth, CSMA/CD, one-way link,
auto negotiation, addressing, encapsulation, and more
Apply a layered troubleshooting methodology to real-life routing and switching
environments
Designed for aspiring CCNP and CCIE(r) professionals, this indispensable lab guide builds on
Cisco(r) Internetwork Troubleshooting (CIT) topics that prepare you for the CCNP
Troubleshooting exam. Full of practical exercises that get you ready for challenges on the job,
CCNP Practical Studies: Troubleshooting gives you an edge over the competition through real-
world application of LAN and WAN topics.
CCNP Practical Studies: Troubleshooting provides you with practical information on all the
important concepts central to the troubleshooting portion of the CCNP certification, including
•• TTaabbllee ooff CCoonntteennttss
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Copyright
Hands-on practice for the CCNP Troubleshooting exam with TCP/IP, LAN, and WAN trouble
About the Author
tickets based on Cisco Internetwork Troubleshooting (CIT) topics.
About the Technical Reviewers
W ith tAhckisn obwoleodkgm, eynotsu can:
Foreword
Introduction
SeCti sucop Caanrede rf Coellrotifwica atiloonnsg with real-world lab scenarios aligned to each exam topic, with or
without the actual equipment
Goals of This Book
EsHtaowb ltios hU sae Tbhaiss Beolionke and document your physical and logical network
Icons Used in This Book
IPadsesnwtoirfdy R tercoovuebryle Gsuhidoeolintiensg targets using ping, trace, show, clear, debug, and other
tCroomupbarleinsgh Mooodteilnsg tools and utilities
Cisco Configuration Register
Diagnose and troubleshoot actual problems by following along with author-provided
Part I. Protocol Characteristics and Tools
Catalyst(r) OS and Cisco IOS(r) Software command input, output, and logging
Chapter 1. Shooting Trouble
Use iDnos tYrouu cSthooro-td Terovueblloe pore Ddo pesr oTrboluebmle -Sihsooolta Ytoiou?n methods to resolve Trouble Tickets
Standards and Protocols
"SnifMf"o dtehlse a wndi rMee tthoo dsspot network issues
Practical Troubleshooting
Analyze local and remote access problems in Ethernet networks, including issues with
cabliRnegv,ie swp Qeueedst iaonnsd duplex, utilization and collisions, bandwidth, CSMA/CD, one-way link,
auto Snuemgmoatriyation, addressing, encapsulation, and more
Chapter 2. What's in Your Tool Bag?
ApplyIO aS Tlaroyuebrleesdho otrtionug bToleolsshooting methodology to real-life routing and switching
envirCoisncom Reensotusrces
Project DOTU
Designed for aspiring CCNP and CCIE(r) professionals, this indispensable lab guide builds on
C isc o(r) InNteetwrnorekt Mwaonrakge Tmreonut bleshooting (CIT) topics that prepare you for the CCNP
T ro ubleshoHaortdiwnagr ee Txoaomls a. nFdu Mlle doiaf Tpersatecrtsical exercises that get you ready for challenges on the job,
C CN P PracNteictwaol rkS Mtuodniiteosrs: Troubleshooting gives you an edge over the competition through real-
w or ld appPlircoatotciooln A noafly LzeArNs and WAN topics.
Desktop Tools
CCNP Practical Studies: Troubleshooting provides you with practical information on all the
Review Questions
important concepts central to the troubleshooting portion of the CCNP certification, including
Summary
Part II. Supporting IP and IPX
Chapter 3. Shooting Trouble with IP
Scenario: Shooting Trouble with IP
Protocols and Packets
Addressing
Routing Protocols
• Table of Contents
Trouble Tickets
• Index
Trouble Tickets Solutions
CCNP Practical Studies: Troubleshooting
Review Questions
ByD onna L. Harrington
Summary
Chapter 4. Shooting Trouble with Novell IPX
Publisher: Cisco Press
Scenario: Shooting Trouble with IPX
Pub Date: April 04, 2003
Protocols and Packets
ISBN: 1-58720-057-0
Addressing
Pages: 840
Routing Protocols
Trouble Tickets
Trouble Tickets Solutions
Review Questions
H an ds-on Spurmamctaircye for the CCNP Troubleshooting exam with TCP/IP, LAN, and WAN trouble
t i cketPsa rbt aIIsIe. d S uopnp oCrtiinsgc oE thInertneert,n Sewtwitcohersk, aTnrdo VuLbAlNesshooting (CIT) topics.
Chapter 5. Shooting Trouble with Ethernet
W it h this bScoeonka,ri oy:o Suh ocoatinng: Trouble with Ethernet
A Brief Summary of Ethernet
Set uEpth earnnedt fForalmloews along with real-world lab scenarios aligned to each exam topic, with or
withoEuthte rtnheet Aadcdtreusasiln egquipment
Ethernet at the Physical Layer
EstabSlhiosoht inag bTraosuebllein weit ha nEtdhe drnoectument your physical and logical network
Trouble Tickets
Identify troubleshooting targets using ping, trace, show, clear, debug, and other
Trouble Tickets Solutions
troubleshooting tools and utilities
Review Questions
DiagnSuomsme aarynd troubleshoot actual problems by following along with author-provided
Ca t Cahlaypstetr( r6). OShSo oatinndg TCroisubcloe wIOithS C(art)O SS oafntdw IOaSre command input, output, and logging
Scenario: Shooting Trouble with CatOS and IOS
Use instructor-developed problem-isolation methods to resolve Trouble Tickets
Segmentation Review
"SnifSf"T Pthe wire to spot network issues
The Cisco CLI
AnalyCzate5 0l0o0c/aCla ta6n00d0 rAermchiotetcetu areccess problems in Ethernet networks, including issues with
cabliSnhgo,o tsinpge Terdou ablne dw idthu Spwleitcxh,e sutilization and collisions, bandwidth, CSMA/CD, one-way link,
auto Tnroeugbolet Tiaictkieotns, addressing, encapsulation, and more
Trouble Tickets Solutions
Apply a layered troubleshooting methodology to real-life routing and switching
envirRoenvimewe Qnutesstions
Summary
D es igne dCh faoprte ar 7s.p iSrhinoogt inCgC TNroPu balen wdi tCh CVLIAEN(sr )o np Rrooufteesrss iaonnd aSlwsi,t cthheiss indispensable lab guide builds on
C isc o(r) InStceenranreiot:w Sohorkot iTngr oTurobulbeles hwoitoh tViLnAgN s( ConI TR)o uttoerps iacnsd t Shwaittc hpersepare you for the CCNP
T ro ubleshoWohtyi nVLgA Nesx?am. Full of practical exercises that get you ready for challenges on the job,
CCNP Practical Studies: Troubleshooting gives you an edge over the competition through real-
Trunking
world application of LAN and WAN topics.
Managing VLANs
C CN P PracItnitcear-lV SLAtNu dRoieusti:n gTroubleshooting provides you with practical information on all the
i m p ortant Rcoountec Sewpittcsh cTeenchtnroalol gtioes the troubleshooting portion of the CCNP certification, including
Shooting Trouble with VLANs
Trouble Tickets
Trouble Tickets Solutions
Review Questions
Summary
Part IV. Supporting the WAN
Chapter 8. Shooting Trouble with Frame Relay
• Table of Contents
Scenario: Shooting Trouble with Frame Relay
• Index
A Brief History of Frame Relay
CCNP Practical Studies: Troubleshooting
Frame Relay Frames
ByD onna L. Harrington
Frame Relay Addressing
Frame Relay at the Physical Layer
Publisher: Cisco Press
Shooting Trouble with Frame Relay
Pub Date: April 04, 2003
Trouble Tickets
ISBN: 1-58720-057-0
Trouble Ticket 4
Pages: 840
Trouble Ticket Solutions
Review Questions
Summary
Chapter 9. Shooting Trouble with HDLC, PPP, ISDN BRI, and Dial Backup
H an ds-on Spcreanacrtiioc: eS hfooort itnhg eT rCouCbNle Po nT trhoeu WbAleNshooting exam with TCP/IP, LAN, and WAN trouble
t i ck ets basWeAdN oTenr mCinisocloog yInternetwork Troubleshooting (CIT) topics.
HDLC
W it h this bPPoPok, you can:
ISDN BRI
Set uDpia la-onnd-D feomllaonwd Raoluotinngg with real-world lab scenarios aligned to each exam topic, with or
withoDuiatl Bthacek uapctual equipment
Trouble Tickets
EstabTlriosuhbl ea T bicakeste Slionlueti oannsd document your physical and logical network
Review Questions
Identify troubleshooting targets using ping, trace, show, clear, debug, and other
Summary
troubleshooting tools and utilities
Part V. Comprehensive Troubleshooting Exercises
Dia Cghnapotseer 1a0.n dT rotruoblue bTliecksehtso: oTth ea cSutuma ol f pArllo Fbealersms by following along with author-provided
CataSlycsent(arri)o :O SSho aotnindg TCriosucbole IROevSie(wr) Software command input, output, and logging
Trouble Ticket 1 Discovery Lab
Use instructor-developed problem-isolation methods to resolve Trouble Tickets
Trouble Ticket 2 Documentation Lab
"SnifTf"ro uthblee Twicikreet 3to O SsPpFo Lta nbetwork issues
Trouble Ticket 4 RIP/OSPF/EIGRP Redistribution Lab
AnalyTrzoeu blloe cTaiclk eatn 5d F rraemme oRteela ya/cIScDeNs sB apcrkoupb lLeamb s in Ethernet networks, including issues with
cabliTnrgou, bslep Teieckde ta 6n VdL AdNu apnlde xSp, auntniilnigz-aTtreioen L aabnd collisions, bandwidth, CSMA/CD, one-way link,
auto Rneevigewo tQiauetisotinon,s addressing, encapsulation, and more
Summary
Apply a layered troubleshooting methodology to real-life routing and switching
ePanrvt VirIo. n Amppeenndtisxes
Appendix A. Answers to Review Questions
D es igned Cfohra patesrp 1i'rsi nRegv iCewC NQuPe satinonds CCIE(r) professionals, this indispensable lab guide builds on
C isc o(r) InCthearpnteer t2w'so Rrekv ieTwr oQuubeslteiosnhsooting (CIT) topics that prepare you for the CCNP
T ro ubleshoChoatpintegr 3e'sx Raemvie. wF uQulle sotfio npsractical exercises that get you ready for challenges on the job,
CCNP Practical Studies: Troubleshooting gives you an edge over the competition through real-
Chapter 4's Review Questions
world application of LAN and WAN topics.
Chapter 5's Review Questions
C CN P PracCthicaaptle rS 6t'us dRieevsie:w T Qruoeustbiolensshooting provides you with practical information on all the
i m p ortant Cchoanptceer p7'tss R ceveinewtr Qaul etsoti otnhse troubleshooting portion of the CCNP certification, including
Chapter 8's Review Questions
Chapter 9's Review Questions
Chapter 10's Review Questions
Appendix B. Troubleshooting Resources
Rebooting a Router
Configuration Register Fields
Password Recovery Procedures
• Table of Contents
Software Upgrades
• Index
Summary
CCNP Practical Studies: Troubleshooting
Appendix C. Equipment Reference
ByD onna L. Harrington
Support Equipment Used in This Book
Where to Buy Equipment
Publisher: Cisco Press
Configuring a Terminal Server (2511)
Pub Date: April 04, 2003
Index
ISBN: 1-58720-057-0
Pages: 840
Hands-on practice for the CCNP Troubleshooting exam with TCP/IP, LAN, and WAN trouble
tickets based on Cisco Internetwork Troubleshooting (CIT) topics.
With this book, you can:
Set up and follow along with real-world lab scenarios aligned to each exam topic, with or
without the actual equipment
Establish a baseline and document your physical and logical network
Identify troubleshooting targets using ping, trace, show, clear, debug, and other
troubleshooting tools and utilities
Diagnose and troubleshoot actual problems by following along with author-provided
Catalyst(r) OS and Cisco IOS(r) Software command input, output, and logging
Use instructor-developed problem-isolation methods to resolve Trouble Tickets
"Sniff" the wire to spot network issues
Analyze local and remote access problems in Ethernet networks, including issues with
cabling, speed and duplex, utilization and collisions, bandwidth, CSMA/CD, one-way link,
auto negotiation, addressing, encapsulation, and more
Apply a layered troubleshooting methodology to real-life routing and switching
environments
Designed for aspiring CCNP and CCIE(r) professionals, this indispensable lab guide builds on
Cisco(r) Internetwork Troubleshooting (CIT) topics that prepare you for the CCNP
Troubleshooting exam. Full of practical exercises that get you ready for challenges on the job,
CCNP Practical Studies: Troubleshooting gives you an edge over the competition through real-
world application of LAN and WAN topics.
CCNP Practical Studies: Troubleshooting provides you with practical information on all the
important concepts central to the troubleshooting portion of the CCNP certification, including
Copyright
Copyright© 2003 Cisco Systems, Inc.
Published by:
• Table of Contents
Cisco Press
• Index
201 West 103rd Street
CCNP Practical Studies: Troubleshooting
Indianapolis, IN 46290 USA
ByD onna L. Harrington
All rights reserved. No part of this book may be reproduced or transmitted in any form or by any
means, electronic or mechanical, including photocopying, recording, or by any information
Publisher: Cisco Press
storage and retrieval system, without written permission from the publisher, except for the
Pub Date: April 04, 2003
inclusion of brief quotations in a review.
ISBN: 1-58720-057-0
PrintedPa gines t: h8e40 United States of America 1 2 3 4 5 6 7 8 9 0
Library of Congress Cataloging-in-Publication Number: 2001095270
First Printing March 2003
Hands-on practice for the CCNP Troubleshooting exam with TCP/IP, LAN, and WAN trouble
tWickeatsr nbaisnedg o na Cnisdco IDnteisrncetwlaorikm Treourbleshooting (CIT) topics.
With this book, you can:
This book is designed to provide information about Cisco troubleshooting. Every effort has been
made to make this book as complete and as accurate as possible, but no warranty or fitness is
Set up and follow along with real-world lab scenarios aligned to each exam topic, with or
implied.
without the actual equipment
The information is provided on an "as is" basis. The authors, Cisco Press, and Cisco Systems,
Establish a baseline and document your physical and logical network
Inc., shall have neither liability nor responsibility to any person or entity with respect to any loss
or damages arising from the information contained in this book or from the use of the discs or
Identify troubleshooting targets using ping, trace, show, clear, debug, and other
programs that may accompany it.
troubleshooting tools and utilities
The opinions expressed in this book belong to the author and are not necessarily those of Cisco
Diagnose and troubleshoot actual problems by following along with author-provided
Systems, Inc.
Catalyst(r) OS and Cisco IOS(r) Software command input, output, and logging
TraUdsee imnstraurctkor -Adecveklonpeod wprolbeledmg-ismolaetionn tmsethods to resolve Trouble Tickets
"Sniff" the wire to spot network issues
All terms mentioned in this book that are known to be trademarks or service marks have been
approApnriaaltyezley lcoacpailt aalnizde rde.m Coistceo a Pcrceessss oprr oCbislecmo sS yinst Eetmhse,r nInetc .n ceatwnnoortk sa,t tinesctlu tdoi nthge i sascuceusr awciyth of this
informcaabtiloinng. ,U sspee eodf aa ntedr mdu ipnl etxh,i su btioliozakt siohno ualndd n cootl lbisei ornesg,a brdaendd wasid athff,e CctSinMgA t/hCeD v, aolnidei-twy aoyf alinnyk,
trademauatrok noerg soetiravtiicoen m, aadrdkr.essing, encapsulation, and more
Apply a layered troubleshooting methodology to real-life routing and switching
Feedback Information
environments
Designed for aspiring CCNP and CCIE(r) professionals, this indispensable lab guide builds on
At Cisco Press, our goal is to create in-depth technical books of the highest quality and value.
Cisco(r) Internetwork Troubleshooting (CIT) topics that prepare you for the CCNP
Each book is crafted with care and precision, undergoing rigorous development that involves the
Troubleshooting exam. Full of practical exercises that get you ready for challenges on the job,
unique expertise of members from the professional technical community.
CCNP Practical Studies: Troubleshooting gives you an edge over the competition through real-
world application of LAN and WAN topics.
Readers' feedback is a natural continuation of this process. If you have any comments regarding
how we could improve the quality of this book, or otherwise alter it to better suit your needs,
CCNP Practical Studies: Troubleshooting provides you with practical information on all the
you can contact us through e-mail at [email protected]. Please make sure to include the
important concepts central to the troubleshooting portion of the CCNP certification, including
book title and ISBN in your message.
We greatly appreciate your assistance.
Credits
• Table of Contents
•P ublisher Index John Wait
CCNP Practical Studies: Troubleshooting
Editor-in-Chief John Kane
ByD onna L. Harrington
Executive Editor Brett Bartow
CisPcuob liRsheepr:r eCissecon tParetsisve Anthony Wolfenden
Pub Date: April 04, 2003
Cisco Press Program Manager Sonia Torres Chavez
ISBN: 1-58720-057-0
ManaPgaegre,s :M 84a0rketing Communications, Cisco Systems Scott Miller
Cisco Marketing Program Manager Edie Quiroz
Production Manager Patrick Kanouse
Acquisitions Editor Michelle Grandin
Hands-on practice for the CCNP Troubleshooting exam with TCP/IP, LAN, and WAN trouble
tDicekevteslo bpamseedn to End Citiosrco Internetwork Troubleshooting (CIT) topics. Andrew Cupp
WCiothp yt hEids ibtoorok, you can: Keith Cline
Technical Editors Marty Adkins
Set up and follow along with real-world lab scenarios aligned to each exam topic, with or
Rick Burts
without the actual equipment
Chris Heffner
Establish a baseline and document your physical and logical network
Scott Morris
Identify troubleshooting targets using ping, trace, show, clear, debug, and other
troubleshooting tools and utilities
Mark Olivo
Diagnose and troubleshoot actual problems by following along with author-provided
Configuration Reviewer Charles Mann
Catalyst(r) OS and Cisco IOS(r) Software command input, output, and logging
Team Coordinator Tammi Ross
Use instructor-developed problem-isolation methods to resolve Trouble Tickets
Cover Designer Louisa Adair
"Sniff" the wire to spot network issues
Production Team Mark Shirar
IndeAxenralyze local and remote access problems in Ethernet networks, inLcalurrdyi nSgw iessauzeys with
cabling, speed and duplex, utilization and collisions, bandwidth, CSMA/CD, one-way link,
auto negotiation, addressing, encapsulation, and more
Apply a layered troubleshooting methodology to real-life routing and switching
environments
Designed for aspiring CCNP and CCIE(r) professionals, this indispensable lab guide builds on
CCiosrcpoo(rr)a Itnet eHrenaetdwqourakr Tterorusbleshooting (CIT) topics that prepare you for the CCNP
TCrisocuob lSeysshtoeomtisn,g I necx.am. Full of practical exercises that get you ready for challenges on the job,
C17C0N PW Persat cTtiacsaml Satnu dDireisv:e Troubleshooting gives you an edge over the competition through real-
wSaonrl dJo aspep, lCicAa t9io5n1 3o4f -L1A7N0 6and WAN topics.
USA
CwCwNwP. cPisracoct.cicoaml Studies: Troubleshooting provides you with practical information on all the
iTmelp:o 4r0ta8n t5 2co6n-4c0ep0t0s central to the troubleshooting portion of the CCNP certification, including
800 553-NETS (6387)
Fax: 408 526-4100
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• Table of Contents
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• Index
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CCNP Practical Studies: Troubleshooting
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HAasniad sP-aocni fpirca Hcteicaed fqour atrhtee CrsCNP Troubleshooting exam with TCP/IP, LAN, and WAN trouble
tCiciskceot sS byastseemd so,n I nCcis.co Internetwork Troubleshooting (CIT) topics.
Capital Tower
W16it8h R tohbisi nbsooonk ,R oyoaud can:
#22-01 to #29-01
Singapore 068912
Set up and follow along with real-world lab scenarios aligned to each exam topic, with or
www.cisco.com
without the actual equipment
Tel: +65 6317 7777
Fax: +65 6317 7799
Establish a baseline and document your physical and logical network
Cisco Systems has more than 200 offices in the following countries and regions. Addresses,
Identify troubleshooting targets using ping, trace, show, clear, debug, and other
phone numbers, and fax numbers are listed on the Cisco.com Web site at
troubleshooting tools and utilities
www.cisco.com/go/offices.
Diagnose and troubleshoot actual problems by following along with author-provided
Argentina • Australia • Austria • Belgium • Brazil • Bulgaria • Canada • Chile • China PRC •
Catalyst(r) OS and Cisco IOS(r) Software command input, output, and logging
Colombia • Costa Rica • Croatia • Czech Republic Denmark • Dubai, UAE • Finland • France •
Germany • Greece • Hong Kong SAR • Hungary • India • Indonesia • Ireland • Israel • Italy
Use instructor-developed problem-isolation methods to resolve Trouble Tickets
Japan • Korea • Luxembourg • Malaysia • Mexico • The Netherlands • New Zealand • Norway •
Peru • Philippines • Poland • Portugal Puerto Rico • Romania • Russia • Saudi Arabia • Scotland
"Sniff" the wire to spot network issues
• Singapore • Slovakia • Slovenia • South Africa • Spain • Sweden Switzerland • Taiwan •
Thailand • Turkey • Ukraine • United Kingdom • United States • Venezuela • Vietnam •
Analyze local and remote access problems in Ethernet networks, including issues with
Zimbabwe
cabling, speed and duplex, utilization and collisions, bandwidth, CSMA/CD, one-way link,
auto negotiation, addressing, encapsulation, and more
Copyright © 2003 Cisco Systems, Inc. All rights reserved. CCIP, CCSP, the Cisco Arrow logo, the
Cisco Powered Network mark, the Cisco Systems Verified logo, Cisco Unity, Follow Me Browsing,
Apply a layered troubleshooting methodology to real-life routing and switching
FormShare, iQ Net Readiness Scorecard, Networking Academy, and ScriptShare are trademarks
environments
of Cisco Systems, Inc.; Changing the Way We Work, Live, Play, and Learn, The Fastest Way to
DInecsrieganseed Yfoour ra Isnptierirnnge tC QCNuoPt iaenndt, CaCnIdE (iQr)u picrko fSetsusdioyn aarlse, stehrivs iicned mispareknss aobf lCe islacbo gSuyisdtee mbus,i ldInsc o.;n and
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• Table of Contents
• Index
CCNP Practical Studies: Troubleshooting
ByD onna L. Harrington
Publisher: Cisco Press
Pub Date: April 04, 2003
ISBN: 1-58720-057-0
Pages: 840
Hands-on practice for the CCNP Troubleshooting exam with TCP/IP, LAN, and WAN trouble
tickets based on Cisco Internetwork Troubleshooting (CIT) topics.
With this book, you can:
Set up and follow along with real-world lab scenarios aligned to each exam topic, with or
without the actual equipment
Establish a baseline and document your physical and logical network
Identify troubleshooting targets using ping, trace, show, clear, debug, and other
troubleshooting tools and utilities
Diagnose and troubleshoot actual problems by following along with author-provided
Catalyst(r) OS and Cisco IOS(r) Software command input, output, and logging
Use instructor-developed problem-isolation methods to resolve Trouble Tickets
"Sniff" the wire to spot network issues
Analyze local and remote access problems in Ethernet networks, including issues with
cabling, speed and duplex, utilization and collisions, bandwidth, CSMA/CD, one-way link,
auto negotiation, addressing, encapsulation, and more
Apply a layered troubleshooting methodology to real-life routing and switching
environments
Designed for aspiring CCNP and CCIE(r) professionals, this indispensable lab guide builds on
Cisco(r) Internetwork Troubleshooting (CIT) topics that prepare you for the CCNP
Troubleshooting exam. Full of practical exercises that get you ready for challenges on the job,
CCNP Practical Studies: Troubleshooting gives you an edge over the competition through real-
world application of LAN and WAN topics.
CCNP Practical Studies: Troubleshooting provides you with practical information on all the
important concepts central to the troubleshooting portion of the CCNP certification, including
