Cover image for Network+ study guide
Title:
Network+ study guide
Author:
Groth, David.
Personal Author:
Edition:
Second edition.
Publication Information:
San Francisco: SYBEX, [2001]

©2001
Physical Description:
xlvi, 575 pages : illustrations ; 24 cm + 1 computer optical disc (4 3/4 in.)
General Note:
Previous ed.: San Fransisco, Calif.; London: Network, 1999.

Includes index.
Language:
English
ISBN:
9780782128635
Format :
Book

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Call Number
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Status
Central Library QA76.3 .G76 2001 Book and Software Set Central Closed Stacks
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Summary

Summary

"Network+ Study Guide is the comprehensive resource you need to prepare for - and pass - this challenging exam. Written by a networking expert who helped develop the test, this book contains everything you need to know, with instructional content linked to specific exam objectives to equip you with the knowledge you need to approach the exam with confidence."--BOOK JACKET.Title Summary field provided by Blackwell North America, Inc. All Rights Reserved


Table of Contents

Introductionp. xix
Assessment Testp. xxxi
Chapter 1 Network Fundamentalsp. 1
Network Elementsp. 3
Local Area Networkp. 3
Wide Area Networkp. 4
Host, Workstation, and Serverp. 5
Peer-to-Peer vs. Client/Server Architecturep. 7
Physical Topologiesp. 10
Bus Topologyp. 10
Star Topologyp. 11
Ring Topologyp. 13
Mesh Topologyp. 14
Backbones and Segmentsp. 15
Selecting the Right Topologyp. 16
Physical Mediap. 16
Coaxial Cablep. 17
Twisted-Pair Cablep. 20
Fiber-Optic Cablep. 25
Cable Type Summaryp. 30
Common Network Connectivity Devicesp. 31
NICp. 32
Hubp. 32
Switchp. 32
Bridgep. 33
Routerp. 33
Gatewaysp. 33
Other Devicesp. 34
Summaryp. 37
Exam Essentialsp. 37
Review Questionsp. 38
Answers to Review Questionsp. 42
Chapter 2 The OSI Modelp. 45
Introducing the OSI Modelp. 46
The OSI Model's Lower Layersp. 51
The Physical Layerp. 51
The Data Link Layerp. 59
The OSI Model's Middle Layersp. 70
The Network Layerp. 70
The Transport Layerp. 77
The OSI Model's Upper Layersp. 80
The Session Layerp. 80
The Presentation Layerp. 81
The Application Layerp. 81
Upper-Layer Devicesp. 81
Networking Protocolsp. 81
TCP/IPp. 82
IPX/SPXp. 84
NetBEUIp. 86
AppleTalk and AppleTalk over IPp. 87
Summaryp. 91
Exam Essentialsp. 91
Review Questionsp. 93
Answers to Review Questionsp. 97
Chapter 3 TCP/IP Fundamentalsp. 99
Introducing TCP/IPp. 102
A Brief History of TCP/IPp. 102
TCP/IP Design Goalsp. 103
TCP/IP and the OSI Modelp. 105
The Transmission Control Protocolp. 107
The Internet Layer Protocolsp. 109
The Internet Protocolp. 109
Internet Control Message Protocol (ICMP)p. 112
Address Resolution Protocol (ARP) and Reverse ARP (RARP)p. 112
Routers and Routingp. 113
The Application Protocolsp. 114
Simple Network Management Protocol (SNMP)p. 115
File Transfer Protocol (FTP)p. 115
Trivial File Transfer Protocol (TFTP)p. 115
Secure File Transfer Protocol (SFTP)p. 115
Simple Mail Transfer Protocol (SMTP)p. 116
Post Office Protocol (POP)p. 116
Internet Message Access Protocol, Version 4 (IMAP4)p. 116
Line Printer Daemon (LPD)p. 116
Network File System (NFS)p. 117
Telnetp. 117
Secure Shell (SSH)p. 117
Hypertext Transfer Protocol (HTTP)p. 117
Hypertext Transfer Protocol Secure (HTTPS)p. 117
Network Time Protocol (NTP)p. 117
Network News Transfer Protocol (NNTP)p. 118
Secure Copy Protocol (SCP)p. 118
Lightweight Directory Access Protocol (LDAP)p. 118
Internet Group Management Protocol (IGMP)p. 118
Line Printer Remote (LPR)p. 119
Other Upper-Layer Protocolsp. 119
User Datagram Protocol (UDP)p. 119
Server Message Block (SMB)p. 120
AppleTalk Filing Protocol (AFP)p. 120
Internet Connection Sharing (ICS)p. 121
Overview of Ports and Socketsp. 121
Understanding IP Addressingp. 125
Overview of Ethernet Addressesp. 125
Overview of IP Addressesp. 125
Understanding Subnetsp. 130
Subnetting a Class C Networkp. 131
Classless Inter-Domain Routing (CIDR)p. 133
IP Proxy Serversp. 134
Name Resolution Methodsp. 136
Internet Domain Organizationp. 137
Using HOSTSp. 138
Using DNSp. 138
Using WINSp. 142
Configuring TCP/IP on Windows Workstationsp. 145
The IP Settings Tabp. 147
The DNS Tabp. 148
The WINS Tabp. 148
The Options Tabp. 150
The Windows Registryp. 151
Zero Configuration (ZeroConf)p. 151
Virtual LANs (VLANs)p. 153
Summaryp. 154
Exam Essentialsp. 155
Review Questionsp. 157
Answers to Review Questionsp. 161
Chapter 4 TCP/IP Utilitiesp. 163
Using the Address Resolution Protocol (ARP)p. 164
The Windows ARP Tablep. 165
Using The arp Utilityp. 165
Using the netstat Utilityp. 167
The -a Switchp. 168
The -e Switchp. 169
The -r Switchp. 170
The -s Switchp. 171
The -n Switchp. 173
The -p Switchp. 174
Using the nbtstat Utilityp. 174
The -a Switchp. 175
The -A Switchp. 177
The -c Switchp. 177
The -n Switchp. 178
The -r Switchp. 178
The -R Switchp. 179
The -S Switchp. 179
The -s Switchp. 180
Using The File Transfer Protocol (FTP)p. 180
Starting FTP and Logging In to an FTP Serverp. 181
Downloading Filesp. 182
Uploading Filesp. 184
Using the ping Utilityp. 185
Using winipcfg, ipconfig, and ifconfigp. 186
Using the Winipcfg Utilityp. 186
Using the ipconfig Utilityp. 188
Using the ifconfig Utilityp. 190
Using the tracert Utilityp. 191
Using the Telnet Utilityp. 191
Using the nslookup Utilityp. 194
Summaryp. 195
Exam Essentialsp. 195
Review Questionsp. 197
Answers to Review Questionsp. 201
Chapter 5 Network Operating Systemsp. 203
Microsoft Windowsp. 204
Featuresp. 205
Client Supportp. 206
Interoperabilityp. 206
Authenticationp. 207
File and Print Servicesp. 208
Application Supportp. 208
Securityp. 208
Novell NetWarep. 209
Featuresp. 209
Client Supportp. 210
Interoperabilityp. 210
Authenticationp. 211
Directory Structurep. 213
File and Print Servicesp. 215
Application Supportp. 215
Securityp. 215
UNIX/Linuxp. 216
Featuresp. 216
Client Support and Interoperabilityp. 217
Authenticationp. 217
File and Print Servicesp. 217
Application Supportp. 218
Securityp. 218
Macintoshp. 219
Featuresp. 219
Client Supportp. 221
Interoperabilityp. 221
Authenticationp. 222
File and Print-Servicesp. 222
Application Supportp. 222
Securityp. 223
Summaryp. 223
Exam Essentialsp. 223
Review Questionsp. 225
Answers to Review Questionsp. 229
Chapter 6 Wired and Wireless Networksp. 231
Before Installing New Hardware or Softwarep. 232
Standard Operating Proceduresp. 232
Environmental Issuesp. 237
Error Messages and Log Filesp. 242
Current Configuration and Baselinesp. 243
Other Documentationp. 244
Wireless Networkingp. 244
Wireless Network Componentsp. 244
Wireless Network Installationp. 248
Installation Typep. 252
Workstation Configurationp. 260
Configuring a Windows 9x Networkp. 260
Configuring a Windows 2000 Network Clientp. 264
Configuring Windows Clients for NetWare Network Accessp. 265
Network Installation Toolsp. 267
Wire Crimperp. 267
Media Testing Toolsp. 268
Punchdown Toolp. 271
Summaryp. 273
Exam Essentialsp. 273
Review Questionsp. 275
Answers to Review Questionsp. 279
Chapter 7 WAN and Remote Access Technologiesp. 281
Remote Access Connection Configuration Requirementsp. 283
Hardware Requirementsp. 284
Software Requirementsp. 285
Remote Access Connection Methodsp. 286
The Public Switched Telephone Network (PSTN)p. 286
Integrated Services Digital Network (ISDN)p. 288
Other Digital Optionsp. 289
Remote Access Protocolsp. 296
Serial Line Internet Protocol (SLIP)p. 296
Point-to-Point Protocol (PPP) and PPPoE (Point-to-Point Protocol over Ethernet)p. 297
Point-to-Point Tunneling Protocol (PPTP)p. 302
Windows Remote Access Services (RAS)p. 308
Remote Desktop Protocol (RDP)p. 308
Summaryp. 309
Exam Essentialsp. 309
Review Questionsp. 310
Answers to Review Questionsp. 314
Chapter 8 Network Access and Securityp. 317
Accessing Network Resourcesp. 320
Client Selectionp. 320
Installing the Windows 95/98 and NT/2000 Clientp. 320
Installing the NetWare Clientp. 321
Installing the UNIX Clientp. 323
Selecting a Primary Clientp. 324
Managing User Account and Password Securityp. 324
Network Resource-Sharing Security Modelsp. 325
Managing Accountsp. 325
Managing Passwordsp. 328
Using Firewallsp. 332
Firewall Technologiesp. 332
Comparing Firewall Operating System Platformsp. 341
Understanding and Defending against Hacker Attacksp. 343
Hacker Tools: Common Network Attacksp. 344
Intruder Detection: Defense Techniquesp. 345
DoD Security Standardsp. 347
Trusted Computer Systemp. 347
Trusted Network Interpretationp. 348
Certified Operating Systems and Networksp. 348
Understanding Encryptionp. 350
Uses for Encryptionp. 350
How Encryption Worksp. 351
Encryption Keysp. 351
Security Policiesp. 353
Security Auditp. 354
Clean Desk Policyp. 354
Recording Equipmentp. 354
Other Common Security Policiesp. 355
Breaking Policyp. 357
The Exit Interviewp. 357
Summaryp. 358
Exam Essentialsp. 358
Review Questionsp. 360
Answers to Review Questionsp. 364
Chapter 9 Fault Tolerance and Disaster Recoveryp. 367
Assessing Fault Tolerance and Disaster Recovery Needsp. 368
Hot Sitep. 369
Warm Sitep. 371
Cold Sitep. 372
Power Managementp. 372
Surge Protectorsp. 373
Battery Backup Systemsp. 374
Line Conditionersp. 376
Disk System Fault Tolerancep. 377
Disk Mirroringp. 378
Disk Duplexingp. 378
Disk Stripingp. 380
Redundan Array of Inexpensive (or Independent) Disks (RAID)p. 380
Backup Considerationsp. 382
Backup Media Optionsp. 383
Backup Utilitiesp. 385
Backup Typesp. 386
Tape Rotation Schedulep. 390
Virus Protectionp. 392
Types of Virusesp. 393
Updating Antivirus Componentsp. 394
Scanning for Virusesp. 395
Software Revisionsp. 397
Is It Necessary?p. 397
Where to Get Patchesp. 397
How to Apply Patchesp. 398
Summaryp. 399
Exam Essentialsp. 400
Review Questionsp. 401
Answers to Review Questionsp. 405
Chapter 10 Network Troubleshootingp. 407
Narrowing Down the Problemp. 409
Did You Check the Simple Stuff?p. 409
Is Hardware or Software Causing the Problem?p. 412
Is It a Workstation or a Server Problem?p. 413
Which Segments of the Network Are Affected?p. 414
Are There Any Cabling Issues?p. 414
Troubleshooting Stepsp. 415
Step 1 Establish Symptomsp. 415
Step 2 Identify the Affected Areap. 415
Step 3 Establish What Has Changedp. 416
Step 4 Select the Most Probable Causep. 417
Step 5 Implement a Solutionp. 418
Step 6 Test the Resultp. 420
Step 7 Recognize the Potential Effects of the Solutionp. 420
Step 8 Document the Solutionp. 420
The Troubleshooter's Resourcesp. 421
Log Filesp. 421
Manufacturers' Troubleshooting Resourcesp. 434
Hardware Network Troubleshooting Toolsp. 436
Software Troubleshooting Toolsp. 439
Troubleshooting Tipsp. 440
Don't Overlook the Small Stuffp. 440
Prioritize Your Problemsp. 440
Check the Software Configurationp. 441
Don't Overlook Physical Conditionsp. 441
Don't Overlook Cable Problemsp. 442
Check for Virusesp. 443

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