Browse Prior Art Database

Standard for the format of ARPA Internet text messages (RFC0822)

IP.com Disclosure Number: IPCOM000003870D
Original Publication Date: 1982-Aug-13
Included in the Prior Art Database: 2000-Sep-13

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

D. Crocker: AUTHOR

This text was extracted from a ASCII Text document.
This is the abbreviated version, containing approximately 3% of the total text.

RFC # 822

Obsoletes: RFC #733 (NIC #41952)

STANDARD FOR THE FORMAT OF

ARPA INTERNET TEXT MESSAGES

August 13, 1982

Revised by

David H. Crocker

Dept. of Electrical Engineering

University of Delaware, Newark, DE 19711

Network: DCrocker @ UDel-Relay

Standard for ARPA Internet Text Messages

TABLE OF CONTENTS

PREFACE .................................................... ii

1. INTRODUCTION ........................................... 1

1.1. Scope ............................................ 1

1.2. Communication Framework .......................... 2

2. NOTATIONAL CONVENTIONS ................................. 3

3. LEXICAL ANALYSIS OF MESSAGES ........................... 5

3.1. General Description .............................. 5

3.2. Header Field Definitions ......................... 9

3.3. Lexical Tokens ................................... 10

3.4. Clarifications ................................... 11

4. MESSAGE SPECIFICATION .................................. 17

4.1. Syntax ........................................... 17

4.2. Forwarding ....................................... 19

4.3. Trace Fields ..................................... 20

4.4. Originator Fields ................................ 21

4.5. Receiver Fields .................................. 23

4.6. Reference Fields ................................. 23

4.7. Other Fields ..................................... 24

5. DATE AND TIME SPECIFICATION ............................ 26

5.1. Syntax ........................................... 26

5.2. Semantics ........................................ 26

6. ADDRESS SPECIFICATION .................................. 27

6.1. Syntax ........................................... 27

6.2. Semantics ........................................ 27

6.3. Reserved Address ................................. 33

7. BIBLIOGRAPHY ........................................... 34

APPENDIX

A. EXAMPLES ............................................... 36

B. SIMPLE FIELD PARSING ................................... 40

C. DIFFERENCES FROM RFC #733 .............................. 41

D. ALPHABETICAL LISTING OF SYNTAX RULES ................... 44

August 13, 1982 - i - RFC #822

Standard for ARPA Internet Text Messages

PREFACE

By 1977, the Arpanet employed several informal standards for

the text messages (mail) sent among its host computers. It was

felt necessary to co...