Cisco(R): A Beginner's Guide, Third Edition 3rd ed. [Pehme köide]

Foreword		xvii
Acknowledgments		xix
Introduction		xxi
Part I Cisco Overview
1 Cisco and the Internet		3	(34)
Internetworking		4	(15)
Cisco's Position in the Computer Industry		6	(2)
The Internet Landscape		8	(11)
Cisco's Offerings		19	(18)
Competition		20	(8)
Cisco Hardware Devices		28	(7)
Cisco Solutions		35	(2)
2 Networking Primer		37	(66)
Bits and Bytes		38	(4)
How Computers Understand Data		38	(4)
OSI Reference Model		42	(5)
The Seven-Layer Stack		42	(3)
OSI Implementation by Layer		45	(2)
Network Technologies		47	(13)
Ethernet		48	(2)
Token Ring		50	(2)
ATM		52	(6)
Gigabit and 10 Gigabit Ethernet		58	(1)
FDDI		58	(2)
WAN Technologies		60	(8)
Dial-in Technologies		61	(4)
WAN Trunk Technologies		65	(3)
TCP/IP		68	(11)
TCP/IP Messaging		69	(4)
The Transport Layer		73	(6)
IP Addressing		79	(22)
The IP Address Format		79	(3)
IP Address Classes		82	(1)
Private Addressing		83	(1)
Subnetting		84	(6)
IP Version 6		90	(11)
Putting It All Together		101	(2)
3 Cisco Certifications		103	(28)
Certifications Overview		105	(1)
Cisco Career Paths Overview		105	(1)
The CCIE Pathway		106	(2)
CCIE Overview		106	(1)
CCIE Tracks		107	(1)
Associate		108	(2)
CCDA		108	(1)
CCNA		108	(2)
Professional		110	(5)
CCDP		110	(1)
CCIP		111	(1)
CCNP		111	(1)
CCSP		112	(3)
Cisco Qualified Specialist		115	(10)
Access Routing and LAN Switching Certification		115	(1)
Cable Communications Certification		115	(1)
Content Networking Certification		116	(1)
IP Telephony Certification		117	(2)
Multiservice Switching Certification		119	(1)
Network Management Certification		119	(1)
Optical Certification		120	(1)
Public Access Certification		121	(2)
VPN and Security Certification		123	(1)
Wireless LAN Certification		124	(1)
Where to Get Help		125	(6)
Web Sites		125	(1)
Classes		126	(5)
Part II Cisco Internetworking Tools
4 Router Overview		131	(36)
How Routers Work		133	(7)
Routing for Efficiency		134	(1)
Routers and the Internet		135	(2)
Optical Routers		137	(3)
Communicating with a Router		140	(6)
The Console Port		141	(2)
The Auxiliary Port		143	(1)
Telnet		143	(2)
The HTTP Server User Interface		145	(1)
Router Security		146	(4)
Router Passwords		147	(3)
Router Hardware		150	(7)
Router Memory		151	(2)
Router Ports and Modules		153	(4)
Essential Files		157	(10)
IOS: The Internetwork Operating System		157	(7)
The Configuration File		164	(3)
5 Configuring Routers		167	(50)
The Configuration File's Central Role		168	(4)
Three Types of Cisco Router Files		169	(3)
Getting Started with Cisco Routers		172	(13)
Communicating with IOS		172	(1)
Meet IOS 12.3		173	(3)
Using IOS Commands		176	(7)
Overview of Router Modes		183	(2)
Essential Router Commands		185	(2)
Step-by-Step Router Configuration		187	(10)
Setup Mode		188	(4)
Giving a Router an Identity		192	(1)
Examining Device Status		193	(1)
Cisco Discovery Protocol		194	(3)
Password Recovery		197	(7)
Recovering Enable Passwords		198	(5)
Recovering Passwords from Older Cisco Routers		203	(1)
Using Applications to Help Configure Routers		204	(13)
ConfigMaker		204	(5)
Fast Step		209	(8)
6 Switches		217	(58)
Network Topologies		219	(14)
The Importance of Network Domains		222	(4)
Cabling Defines Network Speed and Distance		226	(7)
Cisco Switches		233	(12)
How an Individual Switch Works		234	(2)
Switched Networking Basics		236	(1)
Designing Switched Internetworks		237	(5)
VLANs		242	(2)
Cisco's Switched Network Products		244	(1)
Configuring and Managing Cisco Switches		245	(1)
Visual Switch Manager		245	(30)
Visual Switch Manager Software		249	(1)
The Visual Switch Manager Home Page		250	(1)
The Interactive Device Graphic in Visual Switch Manager		251	(2)
Network View		253	(1)
Switch Port Configuration		253	(2)
Port Grouping		255	(1)
Port Monitoring (SPAN)		256	(1)
Flooding Controls/Network Port		257	(2)
System Configuration		259	(1)
IP Management		259	(2)
SNMP Configuration		261	(1)
ARP Table		262	(1)
Address Management		262	(1)
Port Security		263	(1)
Cisco Discovery Protocol		264	(1)
Cisco Group Multicast Protocol		265	(1)
Spanning-Tree Protocol		266	(1)
VLAN Membership		267	(1)
VTP Management		268	(2)
VMPS Configuration		270	(1)
VTP/VQP Statistics		271	(1)
Logging Configuration		272	(3)
7 Quality of Service		275	(32)
What Is QoS?		276	(6)
Why Your Organization Needs QoS		277	(2)
Key QoS Concepts		279	(3)
Ensuring QoS		282	(17)
Bandwidth Provisioning		283	(3)
Bandwidth Prioritization		286	(3)
Congestion Avoidance		289	(3)
Congestion Management		292	(3)
Packet Shapers		295	(2)
Networking Scenarios		297	(2)
Cisco's Solution		299	(8)
Services		299	(2)
Products		301	(6)
8 Security Overview		307	(38)
Overview of Network Security		310	(5)
Traffic-Based Security		310	(2)
User-Based Security		312	(3)
Authentication, Authorization, and Accounting		315	(26)
Overview of the AAA Model		316	(7)
How AAA Works		323	(18)
Dynamic Access Lists		341	(4)
Lock-and-Key Using a Local User Database		343	(2)
9 Security Building Blocks		345	(46)
Firewalls		347	(30)
Firewall Basics		347	(4)
How Firewalls Work		351	(9)
The IOS Firewall Feature Set		360	(10)
Cisco Secure PIX Firewall		370	(7)
Virtual Private Networks		377	(9)
What Composes a VPN		379	(3)
Cisco's Solution		382	(4)
Access Routers		386	(2)
Overview		386	(2)
Models		388	(1)
Intrusion Detection System		388	(3)
Components		388	(2)
Monitoring		390	(1)
10 Cisco Wireless		391	(46)
Introduction to Wireless Networking		392	(3)
The Roots of Wireless Networking		392	(1)
Benefits		393	(2)
WLANs		395	(17)
How They Work		395	(2)
Architecture		397	(3)
Technologies		400	(12)
Cisco Wireless Networking		412	(7)
Acquisitions		412	(1)
Wireless Products		413	(6)
Configuration		419	(18)
Access Points		419	(3)
Clients		422	(5)
Security		427	(10)
Part III Cisco Business Solutions
11 Cisco IP Contact Center		437	(36)
VoIP		438	(23)
Introduction		439	(2)
Building VoIP Networks		441	(8)
H.323		449	(6)
Implementation		455	(2)
Cisco VoIP Products		457	(4)
Cisco Intelligent Contact Management		461	(12)
Overview		461	(4)
Call Flow		465	(2)
Callbacks		467	(1)
Web Collaboration		468	(1)
Switching and Routing		469	(1)
ICM Security Best Practices		469	(4)
12 Storage Tools		473	(24)
Storage Area Networks		474	(10)
Storage Needs		474	(2)
Fibre Channel		476	(2)
Other SAN Protocols		478	(1)
Designing and Building a SAN		479	(5)
Cisco MDS Switches		484	(13)
Technologies		485	(5)
Hardware		490	(4)
Software		494	(3)
13 Cisco Content Networking		497	(30)
Content Delivery Networks		498	(10)
Meet the CDN		498	(2)
Cisco's Solution		500	(8)
Cisco Products		508	(6)
Content Distribution Managers		508	(1)
Content Routers		509	(1)
Content Engines		509	(2)
Content Switches		511	(1)
Cisco IP/TV		511	(1)
Global Site Selector Platform		512	(1)
CDN Software		512	(2)
Caching		514	(13)
Web Cache Communication Protocol		514	(1)
Freshness		515	(2)
Content Engine Caching		517	(10)
Part IV Designing Cisco Networks
14 Routing Protocols		527	(46)
Overview of Routing Protocols		528	(29)
Routing Protocol Basics		529	(17)
Routing Protocol Architectures		546	(5)
How Routing Protocols Are Implemented		551	(6)
Overview of Cisco Routing Protocols		557	(16)
Cisco's Interior Gateway Routing Protocol		558	(5)
Configuring RIP 2		563	(1)
Configuring Open Shortest Path First		564	(3)
Border Gateway Protocol		567	(1)
Mulitprotocol Label Switching		568	(3)
Cisco's Routing Protocol Strategy		571	(2)
15 Network Management		573	(58)
Overview of Network Management		574	(11)
The Evolution of Management Tools		576	(2)
Network Management Tools Today		578	(3)
Trends in Enterprise System Management		581	(2)
SNMP Is IP's Common Management Platform		583	(1)
What Is SNMP?		583	(2)
SNMP Polling and Managed Objects		585	(24)
The MIB		585	(7)
Polling Groups and Data Aggregation		592	(3)
SNMP Commands		595	(1)
Thresholds		595	(1)
Events and Traps		596	(2)
RMON: Hardware Probes for Switched Networks		598	(3)
Trends in Network Management Technology		601	(4)
Cisco's SNMP and RMON Implementations		605	(4)
CiscoWorks		609	(22)
CiscoWorks Overview		610	(1)
CiscoWorks Resource Manager Essentials		611	(5)
CiscoView: The Tool for Managing Individual Devices		616	(2)
Threshold Manager		618	(1)
Resource Manager Essentials Applications		619	(6)
CiscoWorks for Switched Internetworks		625	(6)
16 Network Design Process		631	(48)
Internetwork Design Basics		632	(17)
Internetworking Basics Reviewed		632	(7)
The Three-Layer Hierarchical Design Model		639	(5)
Design Methods		644	(5)
Designing to Fit Needs		649	(8)
Understanding Existing Internetworks		651	(1)
Characterizing Networks		652	(5)
Cisco Network Designs		657	(22)
Logical Network Design		657	(5)
Campus Network Designs		662	(17)
17 Troubleshooting Cisco Networks		679	(44)
The Mechanics of Network Troubleshooting		680	(30)
Network Troubleshooting Methods		681	(2)
Troubleshooting Host IP Configuration		683	(4)
Isolating Connectivity Problems		687	(16)
Troubleshooting WAN Links		703	(4)
Client-Server VPNs		707	(3)
Troubleshooting Cisco Hardware		710	(3)
Inspecting Devices		711	(1)
The Reboot Test		712	(1)
Troubleshooting Network Configurations		713	(6)
Wireless Networks		713	(6)
Troubleshooting Network Performance		719	(4)
Index		723

Anthony T. Velte, CISSP, CISA (Lake Elmo, MN) is cofounder of Velte Publishing, Inc., and coauthor of several books on Cisco technologies.





Toby J. Velte, Ph.D. is an international best-selling author of business technology articles and books. He is co-founder of Velte Publishing, Inc. and the co-author of more than a dozen books published by McGraw-Hill. He is co-author of Green IT: Reduce Your Information System's Environmental Impact While Adding to the Bottom Line and Cloud Computing: A Practical Approach. V. Dr. Velte is currently part of Microsofts North Central practice focused on helping thriving companies with their technology-based initiatives