Preface | p. xxvii |
Introduction | p. 1 |
Why Study Data Communications | p. 1 |
Data Communication | p. 2 |
Networks | p. 4 |
Protocols and Standards | p. 7 |
Standards Organizations | p. 9 |
Structure of the Book | p. 13 |
Key Terms and Concepts | p. 13 |
Summary | p. 14 |
Practice Set | p. 15 |
Basic Concepts | p. 21 |
Line Configuration | p. 21 |
Topology | p. 22 |
Transmission Mode | p. 28 |
Categories of Networks | p. 30 |
Internetworks | p. 33 |
Key Terms and Concepts | p. 34 |
Summary | p. 34 |
Practice Set | p. 35 |
The OSI Model | p. 43 |
The Model | p. 43 |
Functions of the Layers | p. 47 |
TCP/IP Protocol Suite | p. 56 |
Key Terms and Concepts | p. 57 |
Summary | p. 58 |
Practice Set | p. 59 |
Signals | p. 65 |
Analog And Digital | p. 65 |
Periodic and Aperiodic Signals | p. 66 |
Analog Signals | p. 68 |
Time and Frequency Domains | p. 73 |
Composite Signals | p. 75 |
Digital Signals | p. 79 |
Key Terms and Concepts | p. 81 |
Summary | p. 82 |
Practice Set | p. 83 |
Encoding and Modulating | p. 91 |
Digital-to-Digital Conversion | p. 92 |
Analog-to-Digital Conversion | p. 102 |
Digital-to-Analog Conversion | p. 107 |
Analog-to-Analog Conversion | p. 120 |
Key Terms and Concepts | p. 125 |
Summary | p. 126 |
Practice Set | p. 127 |
Transmission of Digital Data: Interfaces and Modems | p. 139 |
Digital Data Transmission | p. 139 |
Dte-Dce Interface | p. 143 |
Other Interface Standards | p. 152 |
Modems | p. 159 |
56K Modems | p. 171 |
Cable Modem | p. 174 |
Key Terms and Concepts | p. 175 |
Summary | p. 176 |
Practice Set | p. 177 |
Transmission Media | p. 187 |
Guided Media | p. 188 |
Unguided Media | p. 200 |
Transmission Impairment | p. 211 |
Performance | p. 214 |
Wavelength | p. 215 |
Shannon Capacity | p. 216 |
Media Comparison | p. 217 |
Key Terms and Concepts | p. 218 |
Summary | p. 220 |
Practice Set | p. 222 |
Multiplexing | p. 231 |
Many to One/One to Many | p. 231 |
Frequency-Division Multiplexing (FDM) | p. 232 |
Wave-Division Multiplexing (WDM) | p. 235 |
Time-Division Multiplexing (TDM) | p. 236 |
Multiplexing Application: the Telephone System | p. 245 |
Digital Subscriber Line (DSL) | p. 254 |
Fttc | p. 257 |
Key Terms and Concepts | p. 258 |
Summary | p. 259 |
Practice Set | p. 261 |
Error Detection and Correction | p. 273 |
Types of Errors | p. 273 |
Detection | p. 275 |
Vertical Redundancy Check (VRC) | p. 277 |
Longitudinal Redundancy Check (LRC) | p. 279 |
Cyclic Redundancy Check (CRC) | p. 280 |
Checksum | p. 284 |
Error Correction | p. 287 |
Key Terms and Concepts | p. 292 |
Summary | p. 293 |
Practice Set | p. 294 |
Data Link Control | p. 301 |
Line Discipline | p. 302 |
Flow Control | p. 306 |
Error Control | p. 312 |
Key Terms and Concepts | p. 321 |
Summary | p. 321 |
Practice Set | p. 322 |
Data Link Protocols | p. 329 |
Asynchronous Protocols | p. 330 |
Synchronous Protocols | p. 332 |
Character-Oriented Protocols | p. 332 |
Bit-Oriented Protocols | p. 339 |
Link Access Procedures | p. 357 |
Key Terms and Concepts | p. 358 |
Summary | p. 359 |
Practice Set | p. 360 |
Local Area Networks | p. 369 |
Project 802 | p. 369 |
Ethernet | p. 372 |
Other Ethernet Networks | p. 380 |
Token Bus | p. 385 |
Token Ring | p. 386 |
Fddi | p. 393 |
Comparison | p. 401 |
Key Terms and Concepts | p. 401 |
Summary | p. 402 |
Practice Set | p. 404 |
Metropolitan Area Networks | p. 413 |
IEEE 802.6 (DQDB) | p. 413 |
Smds | p. 421 |
Key Terms and Concepts | p. 424 |
Summary | p. 424 |
Practice Set | p. 425 |
Switching | p. 431 |
Circuit Switching | p. 432 |
Packet Switching | p. 441 |
Message Switching | p. 446 |
Key Terms and Concepts | p. 447 |
Summary | p. 448 |
Practice Set | p. 449 |
Point-to-Point Protocol (PPP) | p. 455 |
Transition States | p. 455 |
PPP Layers | p. 456 |
Link Control Protocol (LCP) | p. 458 |
Authentication | p. 460 |
Network Control Protocol (NCP) | p. 462 |
An Example | p. 464 |
Key Terms and Concepts | p. 465 |
Summary | p. 466 |
Practice Set | p. 466 |
Integrated Services Digital Network (ISDN) | p. 471 |
Services | p. 471 |
History | p. 472 |
Subscriber Access to the Isdn | p. 475 |
The Isdn Layers | p. 481 |
Broadband Isdn | p. 492 |
Future of Isdn | p. 495 |
Key Terms and Concepts | p. 496 |
Summary | p. 497 |
Practice Set | p. 498 |
X.25 | p. 505 |
X.25 Layers | p. 506 |
Other Protocols Related to X.25 | p. 516 |
Key Terms and Concepts | p. 517 |
Summary | p. 518 |
Practice Set | p. 518 |
Frame Relay | p. 525 |
Introduction | p. 525 |
Frame Relay Operation | p. 529 |
Frame Relay Layers | p. 533 |
Congestion Control | p. 535 |
Leaky Bucket Algorithm | p. 537 |
Traffic Control | p. 540 |
Other Features | p. 543 |
Key Terms and Concepts | p. 544 |
Summary | p. 545 |
Practice Set | p. 545 |
ATM | p. 553 |
Design Goals | p. 553 |
ATM Architecture | p. 557 |
Switching | p. 561 |
Switch Fabrics | p. 563 |
ATM Layers | p. 566 |
Service Classes | p. 576 |
ATM Applications | p. 578 |
Key Terms and Concepts | p. 581 |
Summary | p. 582 |
Practice Set | p. 583 |
SONET/SDH | p. 593 |
Synchronous Transport Signals | p. 594 |
Physical Configuration | p. 595 |
SONET Layers | p. 597 |
SONET Frame | p. 598 |
Multiplexing Sts Frames | p. 604 |
Applications | p. 606 |
Key Terms and Concepts | p. 606 |
Summary | p. 607 |
Practice Set | p. 607 |
Networking and Internetworking Devices | p. 613 |
Repeaters | p. 614 |
Bridges | p. 616 |
Routers | p. 620 |
Gateways | p. 624 |
Other Devices | p. 625 |
Routing Algorithms | p. 628 |
Distance Vector Routing | p. 628 |
Link State Routing | p. 633 |
Key Terms and Concepts | p. 640 |
Summary | p. 640 |
Practice Set | p. 641 |
Transport Layer | p. 649 |
Duties of the Transport Layer | p. 650 |
Connection | p. 658 |
The Osi Transport Protocol | p. 659 |
Key Terms and Concepts | p. 662 |
Summary | p. 663 |
Practice Set | p. 664 |
Upper OSI Layers | p. 669 |
Session layer | p. 669 |
Presentation Layer | p. 673 |
Application Layer | p. 688 |
Key Terms and Concepts | p. 695 |
Summary | p. 696 |
Practice Set | p. 697 |
TCP/IP Protocol Suite: Part 1 | p. 705 |
Overview of TCP/IP | p. 705 |
Network Layer | p. 707 |
Addressing | p. 710 |
Subnetting | p. 714 |
Other Protocols in the Network Layer | p. 719 |
Transport Layer | p. 721 |
Key Terms and Concepts | p. 725 |
Summary | p. 726 |
Practice Set | p. 727 |
TCP/IP Protocol Suite: Part 2, Application Layer | p. 737 |
Client-Server Model | p. 737 |
Bootstrap Protocol (Bootp) and Dynamic Host Configuration Protocol (DHCP) | p. 739 |
Domain Name System (DNS) | p. 740 |
Telnet | p. 742 |
File Transfer Protocol (FTP) | p. 745 |
Trivial File Transfer Protocol (TFTP) | p. 746 |
Simple Mail Transfer Protocol (SMTP) | p. 747 |
Simple Network Management Protocol (SNMP) | p. 752 |
Hypertext Transfer Protocol (HTTP) | p. 755 |
World Wide Web (WWW) | p. 758 |
Key Terms and Concepts | p. 765 |
Summary | p. 766 |
Practice Set | p. 768 |
VLANs and VPNs | p. 777 |
Vlan | p. 777 |
VPN | p. 782 |
Key Terms and Concepts | p. 787 |
Summary | p. 787 |
Practice Set | p. 788 |
Network Security | p. 793 |
Four Aspects of Security | p. 793 |
Privacy | p. 794 |
Digital Signature | p. 797 |
PGP | p. 800 |
Access Authorization | p. 802 |
Key Terms and Concepts | p. 803 |
Summary | p. 804 |
Practice Set | p. 804 |
ASCII Code | p. 809 |
Numbering Systems and Transformation | p. 814 |
Numbering Systems | p. 814 |
Transformation | p. 818 |
Representation of Binary Numbers | p. 822 |
Unsigned Numbers | p. 822 |
Signed Numbers | p. 823 |
More About One's Complement | p. 827 |
Fourier Analysis | p. 830 |
Fourier Series | p. 831 |
Fourier Transform | p. 833 |
Hardware Equipment for Error Detection | p. 834 |
Electronic Devices | p. 834 |
Vertical Redundancy Check (VRC) | p. 836 |
Longitudinal Redundancy Check (LRC) | p. 837 |
Cyclic Redundancy Check (CRC) | p. 838 |
Huffman Encoding | p. 841 |
Character Tree | p. 842 |
Assigning the Codes | p. 845 |
Decoding | p. 846 |
LZW (Lempel-Ziv-Welch) Compression Method | p. 847 |
Compression | p. 847 |
Decompression | p. 850 |
Next Generation of TCP/IP Protocol Suite: IPv6 and ICMPv6 | p. 854 |
IPv6 | p. 855 |
ICMPv6 | p. 865 |
Spanning Tree | p. 867 |
Spanning Trees and Bridges | p. 867 |
Spanning Trees and Multicast Routing | p. 872 |
References | p. 873 |
Glossary | p. 875 |
Index | p. 909 |
Table of Contents provided by Syndetics. All Rights Reserved. |