McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 Chapter 1 Introduction.

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McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 Chapter 1 Introduction

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 CONTENTS A BRIEF HISTORY PROTOCOLS AND STANDARDS STANDARDS ORGANIZATIONS INTERNET STANDARDS INTERNET ADMINISTRATION

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 A BRIEF HISTORY 1.1

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 Time Line The following is a list of important Internet events in chronological order: Four-node ARPANET established ARPA hosts implement NCP Development of TCP/IP suite begins An internet tested using TCP/IP UNIX distributed to academic sites.

McGraw-Hill © ©The McGraw-Hill Companies, Inc., CSNET established TCP/IP becomes the official protocol MILNET was born NSFNET established ARPANET replaced by NSFNET NSFNET became a research network ISPs started.

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 Figure 1-1 Internet today

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 PROTOCOLS AND STANDARDS 1.2

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 STANDARDS ORGANIZATIONS 1.3

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 Standards Creation Committees International Standards Organization (ISO) International Telecommunications Union– Telecommunication Standards Sector (ITU-T) Institute of Electrical and Electronics Engineers (IEEE) Electronic Industries Association (EIA) American National Standards Institute (ANSI)

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 Forums Regulatory Agencies Frame Relay Forum ATM Forum Federal Communications Commission (FCC)

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 The websites for the above organizations are given in Appendix G.

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 INTERNET STANDARDS 1.4

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 Figure 1-2 Maturity levels of an RFC

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 Figure 1-3 Requirement levels of an RFC

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 INTERNET ADMINISTRATION 1.5

McGraw-Hill © ©The McGraw-Hill Companies, Inc., 2000 Figure 1-4 Internet Administration