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s o l u t i o n s @ s y n g r e s s . c o m
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1 YEAR UPGRADE
BUYER PROTECTION PLAN
Configuring Cisco
I P
Voice
Over
S e co n d Ed i t i o n
Paul J. Fong
Eric Knipp
David Gray
Scott M. Harris
Larry Keefer, Jr.
Charles Riley
Stuart Ruwet
Robert Thorstensen
Vincent Tillirson
Michael E. Flannagan
Technical Reveiwer
Jason Sinclair
Technical Editor
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Configuring Cisco Voice Over IP, Second Edition
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Acknowledgments
We would like to acknowledge the following people for their kindness and support
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Ralph Troupe,Rhonda St.John,Emlyn Rhodes,and the team at Callisma for their
invaluable insight into the challenges of designing,deploying and supporting world-
class enterprise networks.
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Votel,Kent Anderson,Frida Yara,Jon Mayes,John Mesjak,Peg O’Donnell,Sandra
Patterson,Betty Redmond,Roy Remer,Ron Shapiro,Patricia Kelly,Andrea Tetrick,
Jennifer Pascal,Doug Reil,David Dahl,Janis Carpenter,and Susan Fryer of Publishers
Group West for sharing their incredible marketing experience and expertise.
Jacquie Shanahan,AnnHelen Lindeholm,David Burton,Febea Marinetti,and Rosie
Moss of Elsevier Science for making certain that our vision remains worldwide in
scope.
David Buckland,Wendi Wong,Marie Chieng,Lucy Chong,Leslie Lim,Audrey Gan,
and Joseph Chan of Transquest Publishers for the enthusiasm with which they receive
our books.
Kwon Sung June at Acorn Publishing for his support.
Jackie Gross,Gayle Voycey,Alexia Penny,Anik Robitaille,Craig Siddall,Darlene
Morrow,Iolanda Miller,Jane Mackay,and Marie Skelly at Jackie Gross & Associates
for all their help and enthusiasm representing our product in Canada.
Lois Fraser,Connie McMenemy,Shannon Russell,and the rest of the great folks at
Jaguar Book Group for their help with distribution of Syngress books in Canada.
A special welcome to the folks at Woodslane in Australia! Thank you to David Scott
and everyone there as we start selling Syngress titles through Woodslane in Australia,
New Zealand,Papua New Guinea,Fiji Tonga,Solomon Islands,and the Cook Islands.
vv
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Contributors
Sam Cushway is a Senior Consultant with Callisma where he designs
and implements routing and switching solutions for several of Callisma’s
clients.His specialties include Cisco hardware,strategic network planning,
network architecture and design,and network troubleshooting and opti-
mization.Sam has 12 years of experience in data communications and his
background includes positions as a Senior Network Engineer at TCI
Cable and WorldCom.Sam is a CCIE candidate with a focus on inter-
networking and convergence.
Paul J. Fong (CCNP,CCDP) holds a bachelor’s and master’s degree
from Stanford University.While pursuing his studies,Paul developed
speech recognition software at the Xerox Palo Alto Research Center and
published his work in IEEE Transactions on Systems,Man and Cybernetics.
His background includes positions as an Advisory Systems Analyst at IBM
where he developed a network monitoring system for NASA Space
Shuttle telemetry,and as a Senior Member of the Technical Staff at MCI
where he played a key role in the development of the SRDF-over-IP
protocol.He is also a contributor to Configuring IPv6 for Cisco IOS
(Syngress Publishing,ISBN:1-928994-84-9).Paul is a member of the
Colorado Springs Cisco Users Group and lives in Monument,CO with
his wife,Sharon,and their daughter,Shana.
David Gray (CCNA,CCDA,CCNA-WAN Switching,MCSE,ASE,
Brocade Fabric Professional) is a Consultant with Callisma.David
specializes in IP telephony and convergence,Active Directory design and
implementation,storage area networking,service provider networks to
include optical design and implementation.David’s background includes
positions as a Senior Project Engineer for WorldCom,an engineer for
Digital Equipment Corporation/Compaq,and as an analyst for a variety
of other firms.
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Scott M. Harris (CCDP,CCNP,MCNE) is a Senior Consultant with
Callisma with a focus on internetworking and data/voice/video integra-
tion.His background includes 14 years of network experience in small,
medium,and large network infrastructures.He currently provides business
consultation on the planning,design,implementation,and Day Two sup-
port of Cisco AVVID.He has worked with a variety of public and private
sector businesses and government institutions on switched LAN and
WAN design,implementation,support,and training.
Larry Keefer, Jr. (CCNP,CCDP,MCSE,MCP+I,MCNE,CNE-3,
CNE-4,CNE-5,CNE-GW,BCFP,BCSD) is a Senior Consultant with
Callisma in Atlanta,GA.He currently provides senior-level strategic and
technical consulting to Callisma clients throughout the United States.His
specialties include Cisco routers and LAN switches,Microsoft Windows
NT/2000,Novell NDS,IP telephony,storage area network (SAN) plan-
ning,design,implementation,and support for large enterprise organiza-
tions.Larry is a contributing author for Syngress Publishing’s Cisco
AVVID & IP Telephony Design and Implementation (ISBN:1-928994-83-0).
Larry’s background includes a position as a Senior Network Engineer/
Team Leader at Rush Creek Solutions (formerly BPI) for enterprise and
government organizations in the Rocky Mountain region.Larry holds a
bachelor’s of Science degree from Illinois Status University and has com-
pleted coursework towards a master’s degree in Information Systems from
the University of Phoenix.Larry currently resides in Woodstock,GA with
his family,Carol,Kayla,and Kristin.
Eric Knipp (CCNP,CCDP,CCNA,CCDA,CIPT,CUSE,MCSE-2000,
MCSE,MCP+I) is a Consultant with Callisma.Eric specializes in IP tele-
phony and convergence,Cisco routers,LAN switches,Active Directory
design and implementation,and network design and implementation.He
has passed both the CCIE Routing and Switching written exam as well
as the CCIE Communications and Services Optical qualification exam.
Eric is currently preparing to take the CCIE lab later this year.Eric’s
background includes positions as a Project Manager for a major interna-
tional law firm and as a Project Manager for Nortel.Eric is also a con-
tributing author to Cisco AVVID & IP Telephony Design and Implementation
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(Syngress Publishing,ISBN:1-928994-83-0),Managing Cisco Network
Security,Second Edition (Syngress Publishing,ISBN:1-931836-56-6),and
Configuring IPv6 for Cisco IOS (Syngress Publishing,ISBN:1-928994-84-9).
Estevan Macias (CCIE#5236,CCNA,CCDA,CCNP,CCDP,CIPT,
CSS1,CCIE WAN Switching,MCSE,MCP+I) is a Senior Consultant
with Callisma.He currently provides senior-level strategic and technical
consulting to all Callisma clients in the western region of the United
States.His specialties include Cisco routers and LAN switches,ATM
WAN switches,security,design and implementation,strategic network
planning,network architecture and design,and network troubleshooting
and optimization.Estevan’s background includes positions as a Senior
Engineer at Timebridge Technologies,and as a Network Engineer at
Convergent Communications in the professional services division.Estevan
holds a master’s of Science in Telecommunications from the University of
Denver,and a bachelor’s of Science in Computer Networking from Regis
University.
Charles Riley (CCNP,CSS1,CISSP,CCSA,MCSE,CNE-3) is a
Network Engineer with a long tenure in the networking and security
fields.Charles is the author of the CCNP Routing Study Guide (Osborne
McGraw Hill).He has designed and implemented robust networking
solutions for several Fortune 500 companies.He started with the U.S.
Army at Fort Huachuca,AZ,eventually finishing his Army stretch as
the Network Manager of the Seventh Army Training Command in
Grafenwoehr,Germany.As a consultant for Sprint in Kansas,Charles
developed and managed solutions involving data center design,network
migration,storage technologies,and numerous IP routing and transport
enterprises for many different customers.Charles holds a bachelor’s
degree from the University of Central Florida.He is fortunate to have the
love and encouragement of his wife,René,and his daughter,Tess,who
make life so wonderful.
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Stuart Ruwet (CCNP–WAN Switching,HPOV Certified Consultant,
SNIA Level 1) is a Consultant with Callisma.Stuart is a Cisco/StrataCom
WAN specialist with broad experience in the telecommunications
industry.He has worked with a wide variety of networking technologies
and platforms including multiple transmission protocols,and network
management systems with an emphasis in ATM and IP.Prior to working
with Callisma,Stuart served as a Senior Network Engineer and Manager
of Network Engineering for Convergent Communications,where he was
responsible for designing and building a nation-wide ATM network.
Stuart holds a bachelor’s degree in International Business from the
University of Denver.He currently lives in Castle Rock,CO with his
wife,Meghan,and daughter,Kyla.
Robert Thorstensen (CCNA,CCNA–WAN,CCDA,CCNP,CCDP,
CCIP,CSS1,CIPT,BCFP) is a Consultant with Callisma in Denver,CO
and has five years experience in the networking industry.Robert has
extensive experience with a wide variety of internetworking and optical
technologies,protocols,and hardware platforms,with an emphasis on IP
telephony,routing,switching,security,and optical networking.Robert’s
background includes positions as a second tier NOC Engineer at
Rhythms NetConnections,and as a Network Engineer at Internet
Communications Corporation.Robert would like to thank his wife,Lisa,
and his three daughters,Brittany,Alyssa,and Aimee,for their patience and
understanding on the numerous nights and weekends they would rather
have been outside at the park instead of “tip-toeing”around the house.
Vincent Brian Tillirson is a Consultant with Callisma.Vincent is
currently providing technical consulting to a large enterprise banking
company in Atlanta,GA.His specialties are in WAN/LAN design,imple-
mentation and voice deployments.Vincent has participated in the design
and implementation of voice and data networks across the United States,
Europe and South America.Vincent holds a bachelor’s of Science degree
in Computer Science from North Georgia College and University.
ix
