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An edition of Data Communications and Networking (2000)

Data communications and networking

2nd ed. update.

by , , and

  • 3.0 (2 ratings)
  • 111 Want to read
  • 11 Currently reading
  • 3 Have read

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Tata McGraw Hill Education Private
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English
Pages
944

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Subjects

Computer networks Data transmission systems Donne es Transmission Re seaux d'ordinateurs Transmission des données Sistemas de transmisión de datos Téléinformatique Redes de computadoras Données Réseaux d'ordinateurs Internet Réseau d'ordinateurs Sistemas de transmisión de datos Données Réseaux d'ordinateurs Computernetwerken Datatransmissie
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Data Communications and Networking
October 1, 2003, McGraw Hill Higher Education
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Data Communications and Networking
October 1, 2003, McGraw Hill Higher Education
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Data communications and networking
2003, Tata McGraw Hill Education Private
in English - 2nd ed. update.
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Data Communications and Networking
January 2001, Mcgraw-Hill College
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Data communications and networking
2001, McGraw-Hill
in English - 2nd ed.
Cover of: Data communications and networking
Data communications and networking
2001, McGraw-Hill
in English - 2nd ed. update.
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Data Communications and Networking
June 2000, Mcgraw-Hill College
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Cover of: Data Communications and Networking
Data Communications and Networking
June 12, 2000, Osborne Publishing
in English
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Data Communications and Networking
June 2000, Mcgraw-Hill College
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Book Details

Table of Contents

Preface
Page xxvii
Chapter 1. Introduction
Page 1
1.1. Why Study Data Communications
Page 1
1.2. Data Communication
Page 2
Components
Page 3
1.3. Networks
Page 4
Distributed Processing
Page 4
Network Criteria
Page 5
Applications
Page 6
1.4. Protocols and Standards
Page 7
Protocols
Page 7
Standards
Page 8
1.5. Standards Organizations
Page 9
Standards Creation Committees
Page 9
Forums
Page 12
Regulatory Agencies
Page 13
1.6. Structure of the Book
Page 13
1.7. Key Terms and Concepts
Page 13
1.8. Summary
Page 14
1.9. Practice Set
Page 15
Review Questions
Page 15
Multiple Choice Questions
Page 16
Exercises
Page 18
Chapter 2. Basic Concepts
Page 21
2.1. Line Configuration
Page 21
Point-to-Point
Page 21
Multipoint
Page 22
2.2. Topology
Page 22
Mesh
Page 23
Star
Page 25
Tree
Page 25
Bus
Page 26
Ring
Page 27
Hybrid Topologies
Page 28
2.3. Transmission Mode
Page 28
Simplex
Page 29
Half-Duplex
Page 29
Full-Duplex
Page 29
2.4. Categories of Networks
Page 30
Local Area Network (LAN)
Page 30
Metropolitan Area Network (MAN)
Page 32
Wide Area Network (WAN)
Page 32
2.5. Internetworks
Page 33
2.6. Key Terms and Concepts
Page 34
2.7. Summary
Page 34
2.8. Practice Set
Page 35
Review Questions
Page 35
Multiple Choice Questions
Page 36
Exercises
Page 38
Chapter 3. The OSI Model
Page 43
3.1. The Model
Page 43
Layered Architecture
Page 43
3.2. Functions of the Layers
Page 47
Physical Layer
Page 47
Data Link Layer
Page 48
Network Layer
Page 49
Transport Layer
Page 50
Session Layer
Page 53
Presentation Layer
Page 54
Application Layer
Page 55
Summary of Layer Functions
Page 56
3.3. TCP/IP Protocol Suite
Page 56
3.4. Key Terms and Concepts
Page 57
3.5. Summary
Page 58
3.6. Practice Set
Page 59
Review Questions
Page 59
Multiple Choice Questions
Page 59
Exercises
Page 63
Chapter 4. Signals
Page 65
4.1. Analog and Digital
Page 65
Analog and Digital Data
Page 66
Analog and Digital Signals
Page 66
4.2. Periodic and Aperiodic Signals
Page 66
Periodic Signals
Page 67
Aperiodic Signals
Page 67
4.3. Analog Signals
Page 68
Simple Analog Signals
Page 68
4.4. Time and Frequency Domains
Page 73
4.5. Composite Signals
Page 75
Frequency Spectrum and Bandwidth
Page 76
4.6. Digital Signals
Page 79
Decomposition of a Digital Signal
Page 80
4.7. Key Terms and Concepts
Page 81
4.8. Summary
Page 82
4.9. Practice Set
Page 83
Review Questions
Page 83
Multiple Choice Questions
Page 84
Exercises
Page 87
Chapter 5. Encoding and Modulating
Page 91
5.1. Digital-to-Digital Conversion
Page 92
Unipolar
Page 92
Polar
Page 94
Bipolar
Page 97
5.2. Analog-to-Digital Conversion
Page 102
Pulse Amplitude Modulation (PAM)
Page 102
Pulse Code Modulation (PCM)
Page 103
Sampling Rate
Page 104
How Many Bits per Sample?
Page 106
Bit Rate
Page 107
5.3. Digital-to-Analog Conversion
Page 107
Aspects of Digital-to-Analog Conversion
Page 108
Amplitude Shift Keying (ASK)
Page 109
Frequency Shift Keying (FSK)
Page 111
Phase Shift Keying (PSK)
Page 113
Quadrature Amplitude Modulation (QAM)
Page 116
Bit/Baud Comparison
Page 118
5.4. Analog-to-Analog Conversion
Page 120
Amplitude Modulation (AM)
Page 121
Frequency Modulation (FM)
Page 122
Phase Modulation (PM)
Page 125
5.5. Key Terms and Concepts
Page 125
5.6. Summary
Page 126
5.7. Practice Set
Page 127
Review Questions
Page 127
Multiple Choice Questions
Page 128
Exercises
Page 133
Chapter 6. Transmission of Digital Data: Interfaces and Modems
Page 139
6.1. Digital Data Transmission
Page 139
Parallel Transmission
Page 140
Serial Transmission
Page 141
6.2. DTE-DCE Interface
Page 143
Data Terminal Equipment (DTE)
Page 144
Data Circuit-Terminating Equipment (DCE)
Page 144
Standards
Page 145
EIA-232 Interface
Page 145
6.3. Other Interface Standards
Page 152
EIA-449
Page 153
EIA-530
Page 157
X.21
Page 158
6.4. Modems
Page 159
Transmission Rate
Page 160
Modem Standards
Page 164
6.5. 56K Modems
Page 171
Traditional Modems
Page 171
56K Modems
Page 172
Why Only 56 Kbps?
Page 174
6.6. Cable Modem
Page 174
Downloading
Page 174
Uploading
Page 175
6.7. Key Terms and Concepts
Page 175
6.8. Summary
Page 176
6.9. Practice Set
Page 177
Review Questions
Page 177
Multiple Choice Questions
Page 179
Exercises
Page 185
Chapter 7. Transmission Media
Page 187
7.1. Guided Media
Page 188
Twisted-Pair Cable
Page 188
Coaxial Cable
Page 192
Optical Fiber
Page 193
7.2. Unguided Media
Page 200
Radio Frequency Allocation
Page 200
Propagation of Radio Waves
Page 200
Terrestrial Microwave
Page 205
Satellite Communication
Page 206
Cellular Telephony
Page 208
7.3. Transmission Impairment
Page 211
Attenuation
Page 211
Distortion
Page 213
Noise
Page 213
7.4. Performance
Page 214
Throughput
Page 214
Propagation Speed
Page 215
Propagation Time
Page 215
7.5. Wavelength
Page 215
7.6. Shannon Capacity
Page 216
7.7. Media Comparison
Page 217
7.8. Key Terms and Concepts
Page 218
7.9. Summary
Page 220
7.10. Practice Set
Page 222
Review Questions
Page 222
Multiple Choice Questions
Page 223
Exercises
Page 230
Chapter 8. Multiplexing
Page 231
8.1. Many-to-One / One-to-Many
Page 231
8.2. Frequency-Division Multiplexing (FDM)
Page 232
8.3. Wave-Division Multiplexing (WDM)
Page 235
8.4. Time-Division Multiplexing (TDM)
Page 236
Inverse Multiplexing
Page 244
8.5. Multiplexing Application: The Telephone System
Page 245
Common Carrier Services and Hierarchies
Page 245
Analog Services
Page 246
Digital Services
Page 248
8.6. Digital Subscriber Line (DSL)
Page 254
ADSL
Page 254
RADSL
Page 255
HDSL
Page 256
SDSL
Page 256
VDSL
Page 256
8.7. FTTC
Page 257
FTTC in the Telephone Network
Page 257
FTTC in the Cable TV Network
Page 257
8.8. Key Terms and Concepts
Page 258
8.9. Summary
Page 259
8.10. Practice Set
Page 261
Review Questions
Page 261
Multiple Choice Questions
Page 262
Exercises
Page 266
Chapter 9. Error Detection and Correction
Page 273
9.1. Types of Errors
Page 273
Single-Bit Error
Page 273
Burst Error
Page 274
9.2. Detection
Page 275
Redundancy
Page 275
9.3. Vertical Redundancy Check (VRC)
Page 277
9.4. Longitudinal Redundancy Check (LRC)
Page 279
9.5. Cyclic Redundancy Check (CRC)
Page 280
Performance
Page 284
9.6. Checksum
Page 284
9.7. Error Correction
Page 287
Single-Bit Error Correction
Page 287
Hamming Code
Page 289
Burst Error Correction
Page 291
9.8. Key Terms and Concepts
Page 292
9.9. Summary
Page 293
9.10. Practice Set
Page 294
Review Questions
Page 294
Multiple Choice Questions
Page 294
Exercises
Page 298
Chapter 10. Data Link Control
Page 301
10.1. Line Discipline
Page 302
ENQ/ACK
Page 302
Poll/Select
Page 304
10.2. Flow Control
Page 306
Stop-and-Wait
Page 308
Sliding Window
Page 308
10.3. Error Control
Page 312
Automatic Repeat Request (ARQ)
Page 312
Stop-and-Wait ARQ
Page 312
Sliding Window ARQ
Page 315
10.4. Key Terms and Concepts
Page 321
10.5. Summary
Page 321
10.6. Practice Set
Page 322
Review Questions
Page 322
Multiple Choice Questions
Page 323
Exercises
Page 326
Chapter 11. Data Link Protocols
Page 329
11.1. Asynchronous Protocols
Page 330
XMODEM
Page 330
YMODEM
Page 331
ZMODEM
Page 331
BLAST
Page 331
Kermit
Page 331
11.2. Synchronous Protocols
Page 332
11.3. Character-Oriented Protocols
Page 332
Binary Synchronous Communication (BSC)
Page 333
BSC Frames
Page 334
Data Transparency
Page 337
11.4. Bit-Oriented Protocols
Page 339
HDLC
Page 340
Frames
Page 342
More about Frames
Page 349
Examples
Page 353
11.5. Link Access Procedures
Page 357
LAPB
Page 357
LAPD
Page 358
LAPM
Page 358
11.6. Key Terms and Concepts
Page 358
11.7. Summary
Page 359
11.8. Practice Set
Page 360
Review Questions
Page 360
Multiple Choice Questions
Page 361
Exercises
Page 364
Chapter 12. Local Area Networks
Page 369
12.1. Project 802
Page 369
IEEE 802.1
Page 370
LLC
Page 371
MAC
Page 371
Protocol Data Unit (PDU)
Page 371
12.2. Ethernet
Page 372
Access Method: CSMA/CD
Page 373
Addressing
Page 374
Electrical Specification
Page 374
Frame Format
Page 374
Implementation
Page 376
12.3. Other Ethernet Networks
Page 380
Switched Ethernet
Page 380
Fast Ethernet
Page 382
Gigabit Ethernet
Page 384
12.4. Token Bus
Page 385
12.5. Token Ring
Page 386
Access Method: Token Passing
Page 386
Addressing
Page 388
Electrical Specification
Page 388
Frame Formats
Page 388
Implementation
Page 391
12.6. FDDI
Page 393
Access Method: Token Passing
Page 393
Addressing
Page 395
Electrical Specification
Page 396
Frame Format
Page 397
Implementation: Physical Medium Dependent (PMD) Layer
Page 399
12.7. Comparison
Page 401
12.8. Key Terms and Concepts
Page 401
12.9. Summary
Page 402
12.10. Practice Set
Page 404
Review Questions
Page 404
Multiple Choice Questions
Page 405
Exercises
Page 409
Chapter 13. Metropolitan Area Networks
Page 413
13.1. IEEE 802.6 (DQDB)
Page 413
Access Method: Dual Bus
Page 413
Distributed Queues
Page 416
Ring Configuration
Page 418
Operation: DQDB Layers
Page 419
Implementation
Page 420
13.2. SMDS
Page 421
SMDS Architecture
Page 421
Features
Page 423
13.3. Key Terms and Concepts
Page 424
13.4. Summary
Page 424
13.5. Practice Set
Page 425
Review Questions
Page 425
Multiple Choice Questions
Page 425
Exercises
Page 427
Chapter 14. Switching
Page 431
14.1. Circuit Switching
Page 432
Space-Division Switches
Page 434
Time-Division Switches
Page 436
TDM Bus
Page 438
Space- and Time-Division Switching Combinations
Page 439
Public Switched Telephone Network (PSTN)
Page 440
14.2. Packet Switching
Page 441
Datagram Approach
Page 442
Virtual Circuit Approach
Page 443
Circuit-Switched versus Virtual-Circuit Connection
Page 444
14.3. Message Switching
Page 446
14.4. Key Terms and Concepts
Page 447
14.5. Summary
Page 448
14.6. Practice Set
Page 449
Review Questions
Page 449
Multiple Choice Questions
Page 450
Exercises
Page 452
Chapter 15. Point-to-Point Protocol (PPP)
Page 455
15.1. Transition States
Page 455
15.2. PPP Layers
Page 456
Physical Layer
Page 456
Data Link Layer
Page 457
15.3. Link Control Protocol (LCP)
Page 458
LCP Packets
Page 458
Options
Page 460
15.4. Authentication
Page 460
PAP
Page 460
CHAP
Page 461
15.5. Network Control Protocol (NCP)
Page 462
IPCP
Page 463
Other Protocols
Page 464
15.6. An Example
Page 464
15.7. Key Terms and Concepts
Page 465
15.8. Summary
Page 466
15.9. Practice Set
Page 466
Review Questions
Page 466
Multiple Choice Questions
Page 467
Exercises
Page 469
Chapter 16. Integrated Services Digital Network (ISDN)
Page 471
16.1. Services
Page 471
Bearer Services
Page 471
Teleservices
Page 471
Supplementary Services
Page 472
16.2. History
Page 472
Voice Communication over Analog Networks
Page 472
Voice and Data Communication over Analog Networks
Page 472
Analog and Digital Services to Subscribers
Page 473
Integrated Digital Network (IDN)
Page 473
Integrated Services Digital Network (ISDN)
Page 474
16.3. Subscriber Access to the ISDN
Page 475
B Channels
Page 476
D Channels
Page 476
H Channels
Page 476
User Interfaces
Page 476
Functional Grouping
Page 478
Reference Points
Page 480
16.4. The ISDN Layers
Page 481
Physical Layer
Page 482
Data Link Layer
Page 487
Network Layer
Page 488
16.5. Broadband ISDN
Page 492
Services
Page 493
Physical Specifications
Page 494
16.6. Future of ISDN
Page 495
16.7. Key Terms and Concepts
Page 496
16.8. Summary
Page 497
16.9. Practice Set
Page 498
Review Questions
Page 498
Multiple Choice Questions
Page 499
Exercises
Page 503
Chapter 17. X.25
Page 505
17.1. X.25 Layers
Page 506
Physical Layer
Page 506
Frame Layer
Page 506
Packet Layer
Page 508
PLP Packets
Page 510
17.2. Other Protocols Related to X.25
Page 516
X.121 Protocol
Page 516
Triple-X Protocols
Page 516
17.3. Key Terms and Concepts
Page 517
17.4. Summary
Page 518
17.5. Practice Set
Page 518
Review Questions
Page 518
Multiple Choice Questions
Page 519
Exercises
Page 522
Chapter 18. Frame Relay
Page 525
18.1. Introduction
Page 525
Advantages
Page 528
Disadvantages
Page 528
Role of Frame Relay
Page 529
18.2. Frame Relay Operation
Page 529
Virtual Circuits
Page 530
DLCIs Inside the Network
Page 532
Switches
Page 532
18.3. Frame Relay Layers
Page 533
Physical Layer
Page 534
Data Link Layer
Page 534
18.4. Congestion Control
Page 535
Congestion Avoidance
Page 536
Discarding
Page 537
18.5. Leaky Bucket Algorithm
Page 537
18.6. Traffic Control
Page 540
Access Rate
Page 541
Committed Burst Size
Page 541
Committed Information Rate
Page 541
Excess Burst Size
Page 542
User Rate
Page 542
18.7. Other Features
Page 543
Extended Address
Page 543
FRADs
Page 543
VOFR
Page 544
LMI
Page 544
18.8. Key Terms and Concepts
Page 544
18.9. Summary
Page 545
18.10. Practice Set
Page 545
Review Questions
Page 545
Multiple Choice Questions
Page 546
Exercises
Page 550
Chapter 19. ATM
Page 553
19.1. Design Goals
Page 553
Packet Networks
Page 554
Mixed Network Traffic
Page 554
Cell Networks
Page 555
Asynchronous TDM
Page 556
19.2. ATM Architecture
Page 557
Virtual Connection
Page 557
Identifiers
Page 558
Cells
Page 559
Connection Establishment and Release
Page 559
19.3. Switching
Page 561
VP Switch
Page 561
VPC Switch
Page 562
19.4. Switch Fabrics
Page 563
Crossbar Switch
Page 563
Knockout Switch
Page 563
Banyan Switch
Page 563
Batcher-Banyan Switch
Page 565
19.5. ATM Layers
Page 566
Application Adaptation Layer (AAL)
Page 566
ATM Layer
Page 573
Physical Layer
Page 575
19.6. Service Classes
Page 576
Quality of Service (QoS)
Page 577
Traffic Descriptors
Page 578
19.7. ATM Applications
Page 578
ATM WANs
Page 578
ATM LANs
Page 579
19.8. Key Terms and Concepts
Page 581
19.9. Summary
Page 582
19.10. Practice Set
Page 583
Review Questions
Page 583
Multiple Choice Questions
Page 584
Exercises
Page 589
Chapter 20. SONET/SDH
Page 593
20.1. Synchronous Transport Signals
Page 594
20.2. Physical Configuration
Page 595
SONET Devices
Page 595
Sections, Lines, and Paths
Page 596
20.3. SONET Layers
Page 597
Photonic Layer
Page 597
Section Layer
Page 597
Line Layer
Page 597
Path Layer
Page 598
Device-Layer Relationships
Page 598
20.4. SONET Frame
Page 598
Frame Format
Page 599
Section Overhead
Page 600
Line Overhead
Page 601
Path Overhead
Page 602
Virtual Tributaries
Page 603
Types of VTs
Page 603
20.5. Multiplexing STS Frames
Page 604
ATM Convergence to SONET/SDH
Page 605
20.6. Applications
Page 606
20.7. Key Terms and Concepts
Page 606
20.8. Summary
Page 607
20.9. Practice Set
Page 607
Review Questions
Page 607
Multiple Choice Questions
Page 608
Exercises
Page 611
Chapter 21. Networking and Internetworking Devices
Page 613
21.1. Repeaters
Page 614
Not an Amplifier
Page 615
21.2. Bridges
Page 616
Types of Bridges
Page 618
Bridges Connecting Different LANs
Page 620
21.3. Routers
Page 620
Routing Concepts
Page 622
21.4. Gateways
Page 624
21.5. Other Devices
Page 625
Multiprotocol Routers
Page 625
Brouters
Page 625
Switches
Page 627
Routing Switches
Page 627
21.6. Routing Algorithms
Page 628
21.7. Distance Vector Routing
Page 628
Sharing Information
Page 628
Routing Table
Page 630
21.8. Link State Routing
Page 633
Information Sharing
Page 633
The Dijkstra Algorithm
Page 637
21.9. Key Terms and Concepts
Page 640
21.10. Summary
Page 640
21.11. Practice Set
Page 641
Review Questions
Page 641
Multiple Choice Questions
Page 642
Exercises
Page 645
Chapter 22. Transport Layer
Page 649
22.1. Duties of the Transport Layer
Page 650
End-to-End Delivery
Page 650
Addressing
Page 651
Reliable Delivery
Page 652
Flow Control
Page 655
Multiplexing
Page 657
22.2. Connection
Page 658
Connection Establishment
Page 658
Connection Termination
Page 659
22.3. The OSI Transport Protocol
Page 659
Transport Classes
Page 659
Transport Protocol Data Unit (TPDU)
Page 660
Connection-Oriented and Connectionless Services
Page 661
22.4. Key Terms and Concepts
Page 662
22.5. Summary
Page 663
22.6. Practice Set
Page 664
Review Questions
Page 664
Multiple Choice Questions
Page 664
Exercises
Page 666
Chapter 23. Upper OSI Layers
Page 669
23.1. Session Layer
Page 669
Session and Transport Interaction
Page 670
Synchronization Points
Page 671
Session Protocol Data Unit
Page 672
23.2. Presentation Layer
Page 673
Translation
Page 673
Encryption/Decryption
Page 675
Authentication
Page 685
Data Compression
Page 686
23.3. Application Layer
Page 688
Message Handling System (MHS)
Page 688
File Transfer, Access, and Management (FTAM)
Page 690
Virtual Terminal (VT)
Page 691
Directory Services (DS)
Page 692
Common Management Information Protocol (CMIP)
Page 693
23.4. Key Terms and Concepts
Page 695
23.5. Summary
Page 696
23.6. Practice Set
Page 697
Review Questions
Page 697
Multiple Choice Questions
Page 698
Exercises
Page 702
Chapter 24. TCP/IP Protocol Suite: Part 1
Page 705
24.1. Overview of TCP/IP
Page 705
TCP/IP and the Internet
Page 705
TCP/IP and OSI
Page 706
Encapsulation
Page 706
24.2. Network Layer
Page 707
Internetwork Protocol (IP)
Page 707
24.3. Addressing
Page 710
Classes
Page 710
Dotted-Decimal Notation
Page 711
Nodes with More Than One Address
Page 713
A Sample Internet
Page 714
24.4. Subnetting
Page 714
Three Levels of Hierarchy
Page 716
Masking
Page 716
Finding the Subnetwork Address
Page 717
24.5. Other Protocols in the Network Layer
Page 719
Address Resolution Protocol (ARP)
Page 719
Reverse Address Resolution Protocol (RARP)
Page 720
Internet Control Message Protocol (ICMP)
Page 721
Internet Group Message Protocol (IGMP)
Page 721
24.6. Transport Layer
Page 721
User Datagram Protocol (UDP)
Page 722
Transmission Control Protocol (TCP)
Page 723
24.7. Key Terms and Concepts
Page 725
24.8. Summary
Page 726
24.9. Practice Set
Page 727
Review Questions
Page 727
Multiple Choice Questions
Page 728
Exercises
Page 731
Chapter 25. TCP/IP Protocol Suite: Part 2, Application Layer
Page 737
25.1. Client-Server Model
Page 737
Client
Page 738
Server
Page 738
25.2. Bootstrap Protocol (BOOTP) and Dynamic Host Configuration Protocol (DHCP)
Page 739
BOOTP
Page 739
DHCP
Page 739
25.3. Domain Name System (DNS)
Page 740
DNS in the Internet
Page 740
25.4. Telnet
Page 742
Network Virtual Terminal (NVT)
Page 745
25.5. File Transfer Protocol (FTP)
Page 745
25.6. Trivial File Transfer Protocol (TFTP)
Page 746
25.7. Simple Mail Transfer Protocol (SMTP)
Page 747
User Agent (UA)
Page 749
Addresses
Page 749
Mail Transfer Agent (MTA)
Page 749
Multipurpose Internet Mail Extensions (MIME)
Page 750
Post Office Protocol (POP)
Page 750
25.8. Simple Network Management Protocol (SNMP)
Page 752
Concept
Page 752
SMI
Page 753
MIB
Page 753
SNMP
Page 754
25.9. Hypertext Transfer Protocol (HTTP)
Page 755
HTTP Transaction
Page 755
Messages
Page 756
Request Messages
Page 756
Response Message
Page 756
Uniform Resource Locator (URL)
Page 756
25.10. World Wide Web (WWW)
Page 758
Hypertext and Hypermedia
Page 758
Browser Architecture
Page 758
Static Documents
Page 760
HTML
Page 760
Dynamic Documents
Page 762
Common Gateway Interface (CGI)
Page 763
Active Documents
Page 764
Java
Page 765
25.11. Key Terms and Concepts
Page 765
25.12. Summary
Page 766
25.13. Practice Set
Page 768
Review Questions
Page 768
Multiple Choice Questions
Page 769
Exercises
Page 775
Chapter 26. VLANs and VPNs
Page 777
26.1. VLAN
Page 777
Membership
Page 779
Configuration
Page 780
Communication Between Switches
Page 781
IEEE Standard
Page 781
Advantages
Page 781
26.2. VPN
Page 782
Achieving Privacy
Page 782
VPN Technology
Page 784
26.3. Key Terms and Concepts
Page 787
26.4. Summary
Page 787
26.5. Practice Set
Page 788
Review Questions
Page 788
Multiple Choice Questions
Page 789
Exercises
Page 791
Chapter 27. Network Security
Page 793
27.1. Four Aspects of Security
Page 793
Privacy
Page 793
Authentication
Page 794
Integrity
Page 794
Non-Repudiation
Page 794
27.2. Privacy
Page 794
Encryption/Decryption
Page 794
Privacy Using the Combination
Page 796
27.3. Digital Signature
Page 797
Signing the Whole Document
Page 797
Signing the Digest
Page 798
27.4. PGP
Page 800
27.5. Access Authorization
Page 802
User Authorization with Secret Key Encryption
Page 802
User Authorization with Public Key Encryption
Page 803
27.6. Key Terms and Concepts
Page 803
27.7. Summary
Page 804
27.8. Practice Set
Page 804
Review Questions
Page 804
Multiple Choice Questions
Page 806
Exercises
Page 807
Appendix A. ASCII Code
Page 809
Appendix B. Numbering Systems and Transformation
Page 814
B.1. Numbering Systems
Page 814
Decimal Numbers
Page 815
Binary Numbers
Page 815
Octal Numbers
Page 816
Hexadecimal Numbers
Page 817
B.2. Transformation
Page 818
From Other Systems to Decimal
Page 819
From Decimal to Other Systems
Page 820
From Binary to Octal or Hexadecimal
Page 820
From Octal or Hexadecimal to Binary
Page 821
Appendix C. Representation of Binary Numbers
Page 822
C.1. Unsigned Numbers
Page 822
C.2. Signed Numbers
Page 823
Sign-and-Magnitude
Page 823
One's Complement
Page 825
Two's Complement
Page 826
C.3. More about One's Complement
Page 827
Finding the Complement
Page 827
Adding Two Numbers
Page 828
Appendix D. Fourier Analysis
Page 830
D.1. Fourier Series
Page 831
D.2. Fourier Transform
Page 833
Appendix E. Hardware Equipment for Error Detection
Page 834
E.1. Electronic Devices
Page 834
XOR Gate
Page 834
NOT Gate
Page 835
Shift Register
Page 835
E.2. Vertical Redundancy Check (VRC)
Page 836
VRC Generator
Page 836
VRC Checker
Page 836
E.3. Longitudinal Redundancy Check (LRC)
Page 837
LRC Generator
Page 837
LRC Checker
Page 837
E.4. Cyclic Redundancy Check (CRC)
Page 838
CRC Generator
Page 838
CRC Checker
Page 838
Appendix F. Huffman Encoding
Page 841
F.1. Character Tree
Page 842
F.2. Assigning the Codes
Page 845
F.3. Decoding
Page 846
Appendix G. LZW (Lempel-Ziv-Welch) Compression Method
Page 847
G.1. Compression
Page 847
Dictionary
Page 847
Buffer
Page 848
Compression Algorithm
Page 848
Example of Compression
Page 849
G.2. Decompression
Page 850
Dictionary
Page 850
Buffers
Page 851
Decompression Algorithm
Page 851
Decompression Example
Page 852
Appendix H. Next Generation of TCP/IP Protocol Suite: IPv6 and ICMPv6
Page 854
H.1. IPv6
Page 855
IPv6 Addresses
Page 855
IPv6 Packet Format
Page 860
H.2. ICMPv6
Page 865
Appendix I. Spanning Tree
Page 867
I.1. Spanning Trees and Bridges
Page 867
Algorithm
Page 869
Forming the Spanning Tree
Page 870
Example
Page 870
I.2. Spanning Trees and Multicast Routing
Page 872
References
Page 873
Glossary
Page 875
Index
Page 909

Edition Notes

"Based on the 7 layers of the OSI reference model"--Cover.

"New chapters: chapter 26 VPNs & VLANs, chapter 27 Network security"--Cover.

Includes bibliographical references (pages 873-874) and index.

Published in
New Delhi, Toronto

Classifications

Library of Congress
TK5105 .F6617 2003

The Physical Object

Pagination
xxxii, 944 pages
Number of pages
944

Edition Identifiers

Open Library
OL32829389M
ISBN 10
0070499357
ISBN 13
9780070499355
OCLC/WorldCat
969108413

Work Identifiers

Work ID
OL35531W

Source records

Excerpts

Data communications and networking are changing the way we do business and the way we live.
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