Network + Certification Study Guide, Third Edition

by Clarke, Glen E.

• ISBN13: 9780072262681
• ISBN10: 0072262680
• Edition: 3rd
• Format: Paperback
• Copyright: 2005-11-28
• Publisher: McGraw-Hill Osborne Media

Summary

Explains not only what -- but HOW to studyNetwork+ Study Guide, Third Editionis the most exam focused self-study preparation available for this vendor-neutral networking certification. The book covers all the official objectives for the exam and includes 300+ practice exam questions, step-by-step exercises, and chapter self-tests. The CD-ROM features MasterExam software with hundreds of practice questions, CertCam training videos, an electronic copy of the book, and more. NEW coverage of wireless networking, gigabit Ethernet, and other wireless technologies Covers the latest hardware including CAT 6, SANs, NAS, and RAID Full details on Windows XP, Windows Server 2003, Netware, and Linux

Author Biography

Glen Clarke, Network+, A+, Security+, MCSE, MCSD, MCDBA, MCT, is an independent consultant and technical trainer specializing in Microsoft Technologies and security analysis.

Table of Contents

About the Contributors	iv
Acknowledgments	xviii
Preface	xix
Introduction	xxii
Basic Network Concepts	1	(80)
Identifying Characteristics of a Network
Servers, Workstations, and Hosts	2	(1)
WANs, LANs, MANs	3	(1)
Types of Networks	4	(6)
Peer-to-Peer Network	4	(2)
Server-Based Networks	6	(2)
Internet, Intranet, and Extranet	8	(2)
Identifying Network Topologies	10	(12)
Bus Topologies	11	(2)
Star Topologies	13	(1)
Mesh Topologies	14	(1)
Ring Topologies	15	(1)
Hybrid Topologies	16	(1)
Wireless Topologies	17	(2)
Segments and Backbones	19	(3)
Network Media and Connectors	22	(19)
Coaxial Cable	22	(1)
Twisted-Pair Cable	23	(7)
Exercise 1-1: Crimping a Category 5 Cable	30	(3)
Fiber-Optic Cable	33	(3)
Exercise 1-2: Understanding Cable Types	36	(2)
Connector Types	38	(3)
Exercise 1-3: Installing Cabling in a Bus Network	41	(1)
Access Methods	41	(3)
CSMA/CD	42	(1)
CSMA/CA	43	(1)
Token Passing	43	(1)
Network Architectures	44	(8)
Broadband and Baseband	44	(1)
Ethernet	45	(3)
Token Ring	48	(2)
FDDI	50	(2)
Network Operating Systems	52	(15)
Windows 2000 Server/Windows Server 2003	52	(3)
Exercise 1-4: Installing DNS	55	(3)
Novell NetWare	58	(3)
Unix/Linux	61	(4)
Two-Minute Drill	65	(2)
Q&A
Self Test	67	(6)
Lab Question	73	(1)
Self Test Answers	74	(5)
Lab Answer	79	(2)
Network Protocols and Standards	81	(54)
Network Protocols	81	(13)
NetBEUI	81	(2)
Exercise 2-1: Installing NetBEUI on Windows 2000	83	(4)
IPX/SPX	87	(2)
Exercise 2-2: Installing IPX/SPX on Windows 2000	89	(2)
Apple Talk	91	(1)
TCP/IP	91	(1)
Routable versus Nonroutable Protocols	92	(2)
The OSI Model	94	(25)
Layer 7---The Application Layer	96	(1)
Layer 6---The Presentation Layer	96	(1)
Layer 5---The Session Layer	97	(1)
Layer 4---The Transport Layer	97	(1)
Layer 3---The Network Layer	98	(2)
Layer 2---The Data Link Layer	100	(1)
Layer 1---The Physical Layer	100	(2)
Exercise 2-3: Mix and Match OSI Model Definitions	102	(1)
Protocols and the OSI Layers	103	(3)
Exercise 2-4: Viewing Protocol Information with Network Monitor	106	(13)
802 Project Standards	119	(7)
IEEE 802 Categories	119	(5)
Two-Minute Drill	124	(2)
Q&A
Self Test	126	(4)
Lab Question	130	(1)
Self Test Answers	131	(2)
Lab Answer	133	(2)
Networking Components	135	(60)
Network Interface Cards	136	(20)
Transceivers	139	(6)
Exercise 3-1: Configuring a Network Card	145	(2)
MAC Address	147	(1)
Exercise 3-2: Determining Your Local Machine's MAC Address	148	(3)
Troubleshooting Network Cards	151	(5)
Hubs, MAUs, and Repeaters	156	(7)
Hubs	157	(4)
Multistation Access Units	161	(1)
Repeaters	161	(2)
Bridges and Switches	163	(8)
Bridges	163	(2)
Switches	165	(5)
Exercise 3-3: Determining the Network Device to Use	170	(1)
Routers and Brouters	171	(3)
Routers	172	(1)
Brouters	173	(1)
Gateways and Firewalls	174	(1)
Gateways	174	(1)
Firewalls	175	(1)
Other Networking Devices	175	(7)
Wireless Access Points	175	(1)
Modems	176	(1)
CSU/DSU	177	(1)
ISDN	177	(2)
Two-Minute Drill	179	(3)
Q&A
Self Test	182	(5)
Lab Question	187	(2)
Self Test Answers	189	(5)
Lab Answer	194	(1)
TCP/IP Fundamentals	195	(98)
TCP/IP Protocol Suite	196	(10)
The TCP/IP Model	196	(4)
Application-Layer Protocols	200	(6)
TCP/IP Fundamentals	206	(4)
TCP/IP Settings	207	(1)
Exercise 4-1: Identifying Remote Systems	208	(2)
TCP/IP Addressing	210	(12)
Understanding Binary	210	(1)
Exercise 4-2: Converting Decimal to Binary	211	(1)
Exercise 4-3: Converting Binary to Decimal	212	(1)
Address Classes	213	(3)
Exercise 4-4: Identifying Address Classes	216	(1)
Loopback Address	217	(1)
Private Addresses	217	(1)
TCP/IP Ports	218	(2)
Exercise 4-5: View TCP/IP Port Values	220	(2)
TCP/IP Configuration Concepts	222	(22)
Manual Configuration	222	(2)
Dynamic Host Configuration Protocol	224	(1)
Exercise 4-6: Configuring TCP/IP to Use DHCP	225	(5)
Boot Protocol	230	(1)
Domain Name System	231	(3)
Windows Internet Naming Service	234	(1)
Exercise 4-7: Configuring TCP/IP to Use DNS and WINS	235	(5)
Configuring a Linux Machine for TCP/IP	240	(4)
Network Services	244	(39)
DHCP	244	(1)
Exercise 4-8: Installing and Configuring DHCP Services	244	(13)
DNS	257	(1)
Exercise 4-9: Configuring a DNS Zone	257	(9)
WINS	266	(1)
NAT	266	(1)
ICS	267	(1)
SMB	268	(1)
NFS	268	(1)
AFP	269	(1)
Samba	269	(1)
Exercise 4-10: Configuring Samba on Linux	270	(8)
ZeroConfig	278	(2)
Two-Minute Drill	280	(3)
Q&A
Self Test	283	(5)
Lab Question	288	(1)
Self Test Answers	289	(3)
Lab Answer	292	(1)
Subnetting and Routing	293	(28)
Understanding Subnetting	294	(14)
Exercise 5-1: Subnetting a Class A Address	301	(7)
Understanding Routing	308	(7)
Viewing Your Routing Table	309	(2)
Adding a Route	311	(1)
Deleting a Route	312	(1)
Dynamic Routing Protocols	312	(2)
Two-Minute Drill	314	(1)
Q&A
Self Test	315	(2)
Lab Question	317	(1)
Self Test Answers	318	(1)
Lab Answer	319	(2)
TCP/IP Utilities	321	(96)
ARP	322	(14)
How ARP Works	324	(3)
Exercise 6-1: Using ARP to See Your Local ARP Cache	327	(8)
RARP	335	(1)
Telnet	336	(7)
How Telnet Works	336	(1)
Using Telnet	337	(1)
Troubleshooting with Telnet	338	(1)
Exercise 6-2: Telnetting a Windows 2000 Server for Remote Administration	339	(4)
NBTSTAT	343	(8)
How NetBIOS over TCP/IP Works	344	(1)
Using NBTSTAT	345	(3)
Exercise 6-3: Using NBTSTAT to Determine the Local NetBIOS Name Table	348	(3)
Tracert	351	(5)
Using Tracert	351	(2)
Exercise 6-4: Using Tracert to Determine Internet Paths	353	(3)
Netstat	356	(9)
How Netstat Works	356	(1)
Exercise 6-5: Using Netstat to Determine Open Connections to Other Systems	357	(4)
Netstat Options	361	(2)
Troubleshooting with Netstat	363	(2)
IPCONFIG/WINIPCFG	365	(5)
IPCONFIG	365	(2)
WINIPCFG	367	(2)
Exercise 6-6: Using IPCONFIG	369	(1)
FTP	370	(9)
How FTP Works	370	(1)
Using FTP	371	(1)
Exercise 6-7: Creating the Folder Structure on the FTP Server	372	(6)
Troubleshooting with FTP	378	(1)
TFTP	379	(1)
Ping	379	(4)
How Ping Works	380	(1)
Exercise 6-8: Using Ping	380	(2)
Troubleshooting with Ping	382	(1)
NSLOOKUP	383	(7)
How NSLOOKUP Works	384	(2)
Exercise 6-9: Using the NSLOOKUP Utility	386	(4)
Troubleshooting with TCP/IP Utilities	390	(14)
Connectivity Problems	391	(3)
Name-Resolution Problems	394	(7)
Two-Minute Drill	401	(3)
Q&A
Self Test	404	(6)
Lab Question	410	(2)
Self Test Answers	412	(4)
Lab Answer	416	(1)
Remote Connectivity	417	(74)
Remote Connectivity Concepts	418	(35)
Remote Access Service (RAS)	419	(6)
Exercise 7-1: Creating a PPP Dial-Up Connection in Windows XP	425	(8)
Exercise 7-2: Enabling Modem Logging in Windows XP	433	(3)
Understanding Virtual Private Networks (VPNs)	436	(4)
Exercise 7-3: Setting Up Windows XP as a PPTP Client	440	(4)
Integrated Services Digital Networks (ISDN)	444	(6)
Public Switched Telephone Network (PSTN)	450	(3)
Dial-Up Networking	453	(7)
Modem Configuration Parameters	454	(3)
Unimodem	457	(1)
Telephony API	458	(2)
Requirements for a Remote Connection	460	(1)
Terminal Services	460	(5)
Advantages of Terminal Services	461	(1)
Disadvantages of Terminal Services	462	(1)
Remote Desktop	462	(3)
Wireless Networking	465	(16)
Wireless Standards	466	(1)
Wireless Security	467	(2)
Exercise 7-4: Configuring a Wireless Router	469	(5)
Infrared and Bluetooth	474	(4)
Two-Minute Drill	478	(3)
Q&A
Self Test	481	(4)
Lab Question	485	(1)
Self Test Answers	486	(3)
Lab Answer	489	(2)
Wide Area Network Technologies	491	(42)
Packet-Switching versus Circuit-Switching Networks	492	(5)
Packet Switching	492	(2)
Circuit Switching	494	(1)
Exercise 8-1: Packet-Switching Network Exercise	495	(2)
Asynchronous Transfer Mode	497	(2)
Exercise 8-2: ATM Network Exercise	498	(1)
Synchronous Optical NETwork/Synchronous Digital Hierarchy	499	(3)
Exercise 8-3: SONET Network Exercise	501	(1)
Optical Carrier Level-X	502	(1)
X.25 and Frame Relay	503	(4)
X.25	503	(1)
Frame Relay	504	(1)
Exercise 8-4: Frame Relay Network Exercise	505	(2)
Fiber Distributed Data Interface (FDDI)	507	(7)
Exercise 8-5: FDDI Network Exercise	510	(4)
Tx/Ex-Carriers	514	(2)
CSU/DSU	515	(1)
Internet Access Technologies	516	(8)
ADSL	517	(1)
Cable Modem	518	(1)
High Speed Through Satellite	519	(1)
Other Methods of Internet Access	519	(3)
Two-Minute Drill	522	(2)
Q&A
Self Test	524	(4)
Lab Question	528	(1)
Self Test Answers	529	(2)
Lab Answer	531	(2)
Implementing a Network	533	(96)
Installing a Network	534	(24)
Networking Options	534	(5)
Network Requirements	539	(3)
Exercise 9-1: Confirming Networking Components in Windows X	542	(3)
Installing a Network Server	545	(1)
Exercise 9-2: Installing Windows Server 2003	545	(13)
Creating User Accounts	558	(19)
Built-In Accounts	559	(1)
Creating User Accounts	560	(2)
Exercise 9-3: Creating Users in Active Directory	562	(8)
Password Policies	570	(3)
Exercise 9-4: Configuring a Password Policy	573	(4)
Managing Groups	577	(9)
Built-In Groups	577	(2)
Creating Groups	579	(1)
Exercise 9-5: Creating Groups in Active Directory	580	(6)
Securing Files and Folders	586	(11)
Securing Files in Windows	586	(2)
Exercise 9-6: Configuring Permissions in Windows 2003	588	(8)
Securing Files in Linux	596	(1)
Installing Printers	597	(7)
Creating a Print Server	597	(1)
Exercise 9-7: Installing a Printer on a Windows 2003 Print Server	598	(5)
Configuring a Print Client	603	(1)
Printing in Linux	604	(1)
Working with Network Hardware	604	(15)
Environmental Factors That Affect Computer Networks	604	(3)
Common Peripheral Ports and Network Components	607	(6)
Compatibility and Cabling Issues	613	(3)
Two-Minute Drill	616	(3)
Q&A
Self Test	619	(4)
Lab Question	623	(1)
Self Test Answers	624	(3)
Lab Answer	627	(2)
Maintaining and Supporting a Network	629	(100)
Network Upgrades	630	(4)
Software Upgrades	630	(1)
Hardware Upgrades	631	(3)
Installing Patches and Updates	634	(29)
Exercise 10-1: Patching a System with Windows Update	636	(7)
Software Update Service	643	(2)
Exercise 10-2: Installing and Configuring SUS	645	(18)
Antivirus and Antispyware Software	663	(19)
Antivirus Software	663	(3)
Exercise 10-3: Installing and Configuring Antivirus Software	666	(8)
Antispyware/Adware	674	(1)
Exercise 10-4: Installing and Configuring Microsoft AntiSpyware Software	675	(7)
Backing Up Network Data	682	(38)
Tape Drives	683	(1)
Tape Rotation	684	(1)
Full, Incremental, and Differential Backups	685	(3)
Scheduling Backups	688	(2)
Backup Plan Example	690	(1)
Exercise 10-5: Backing Up and Restoring Data on Windows 2000 Server	691	(7)
Providing Fault Tolerance	698	(1)
RAID Level 0	699	(1)
Exercise 10-6: Configuring RAID 0 in Windows 2000/2003 Server	699	(7)
RAID Level 1	706	(1)
Exercise 10-7: Creating a Mirrored Volume in Windows 2000/2003 Server	707	(4)
RAID 5	711	(1)
Exercise 10-8: Creating a RAID 5 Volume with Windows 2000/2003 Server	712	(6)
Two-Minute Drill	718	(2)
Q&A
Self Test	720	(4)
Lab Question	724	(1)
Self Test Answers	725	(3)
Lab Answer	728	(1)
Network Security	729	(104)
Understanding System Security	730	(34)
Authentication	730	(3)
Authorization	733	(1)
Windows Security Subsystem	734	(7)
User-Level Security	741	(1)
Share-Level Security	742	(2)
Securing the Registry	744	(2)
Exercise 11-1: Setting Permissions on Registry Keys	746	(4)
Configuring User Rights	750	(3)
Exercise 11-2: Assigning User Rights in Windows XP	753	(2)
Configuring Auditing	755	(5)
Exercise 11-3: Configuring Auditing on Windows 2000/200 DomainControllers	760	(4)
Firewalls and Proxy Servers	764	(9)
Firewall Architecture	764	(5)
Exercise 11-4: Enabling a Windows XP/Windows Server 2003 Firewall	769	(4)
Securing Communication	773	(20)
Defining Data Encryption	774	(5)
Methods of Securing Traffic	779	(1)
Exercise 11-5: Encrypting Files with Windows Server 2003	780	(3)
Exercise 11-6: Configuring IPSec to Secure Network Traffic	783	(10)
Disaster Recovery and Fault Tolerance	793	(4)
Fault Tolerance	794	(1)
Disaster Recovery	794	(3)
Guidelines to Protect the Network	797	(27)
Firewalls	798	(1)
Product Updates and Service Packs	799	(1)
Exercise 11-7: Understanding the Importance of Patching a Server	800	(3)
Hardening Devices and Operating Systems	803	(1)
Data Encryption	804	(1)
Vulnerability Testing	805	(1)
Exercise 11-8: Performing a Vulnerability Scan with Languard Version 6	805	(11)
Network Security Audit Checklist	816	(5)
Two-Minute Drill	821	(3)
Q&A
Self Test	824	(4)
Lab Question	828	(1)
Self Test Answers	829	(3)
Lab Answer	832	(1)
Troubleshooting the Network	833	(64)
Managing Network Problems	834	(6)
Does the Problem Exist Across the Network?	834	(1)
Workstation, Workgroup, LAN, or WAN Problem?	835	(1)
Is the Problem Consistent and Replicable?	836	(1)
Standard Troubleshooting Methods	837	(1)
Exercise 12-1: Using Device Manager	838	(2)
Troubleshooting Network Problems	840	(10)
Identify the Symptoms	843	(1)
Identify the Affected Areas	843	(2)
Establish What Has Changed	845	(1)
Select the Most Probable Cause	846	(1)
Implement a Solution	846	(1)
Test the Result	847	(1)
Recognize the Potential Effects of the Solution	847	(1)
Document the Solution	847	(1)
Sample Troubleshooting Situations	848	(2)
System or Operator Problems	850	(1)
Checking Physical and Logical Indicators	851	(14)
Link Lights	851	(1)
Collision Lights	851	(1)
Power Lights	852	(1)
Error Displays	852	(1)
Error Logs and Displays	852	(1)
Exercise 12-2: Checking Event Logs	853	(2)
Network Monitor	855	(1)
System Monitor	856	(4)
Exercise 12-3: Using System Monitor	860	(5)
Network Troubleshooting Resources	865	(3)
TechNet	865	(1)
Manufacturer Web Sites	865	(1)
Resource Kits and Knowledgebase	865	(1)
Trade Publications and White Papers	866	(1)
Telephone Technical Support	867	(1)
Vendor CDs	867	(1)
Other Symptoms and Causes of Network Problems	868	(10)
Recognizing Abnormal Physical Conditions	870	(1)
Isolating and Correcting Problems in the Physical Media	871	(1)
Checking the Status of Servers	872	(1)
Checking for Configuration Problems	873	(2)
Checking for Viruses	875	(1)
Checking the Validity of the Account Name and Password	875	(1)
Rechecking Operator Logon Procedures	876	(1)
Selecting and Running Appropriate Diagnostics	876	(2)
Network Tools	878	(8)
Cable Crimper	878	(1)
Cable Tester	878	(1)
Crossover Cables	879	(1)
Hardware Loopback	880	(1)
Tone Generators	880	(1)
Time Domain Reflectometers	880	(1)
Oscilloscopes	881	(2)
Two-Minute Drill	883	(3)
Q&A
Self Test	886	(4)
Lab Question	890	(1)
Self Test Answers	891	(4)
Lab Answer	895	(2)
A. About the CD	897	(4)
System Requirements	898	(1)
LearnKey Online Training	898	(1)
Installing and Running MasterExam	898	(1)
MasterExam	899	(1)
Electronic Book	899	(1)
CertCam	899	(1)
Lab Files	900	(1)
Help	900	(1)
Removing Installation(s)	900	(1)
Technical Support	900	(1)
LearnKey Technical Support	900	(1)
Index	901