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Requirements for Internet Hosts - Application and Support (RFC1123)

IP.com Disclosure Number: IPCOM000001933D
Original Publication Date: 1989-Oct-01
Included in the Prior Art Database: 2019-Feb-18

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

R. Braden: AUTHOR

Related Documents

10.17487/RFC1123: DOI

Abstract

This RFC is an official specification for the Internet community. It incorporates by reference, amends, corrects, and supplements the primary protocol standards documents relating to hosts. [STANDARDS-TRACK]

This text was extracted from a PDF file.
This is the abbreviated version, containing approximately 2% of the total text.

Network Working Group Internet Engineering Task Force Request for Comments: 1123 R. Braden, Editor October 1989

Requirements for Internet Hosts -- Application and Support

Status of This Memo

This RFC is an official specification for the Internet community. It incorporates by reference, amends, corrects, and supplements the primary protocol standards documents relating to hosts. Distribution of this document is unlimited.

Summary

This RFC is one of a pair that defines and discusses the requirements for Internet host software. This RFC covers the application and support protocols; its companion RFC-1122 covers the communication protocol layers: link layer, IP layer, and transport layer.

Table of Contents

1. INTRODUCTION ............................................... 5 1.1 The Internet Architecture .............................. 6 1.2 General Considerations ................................. 6 1.2.1 Continuing Internet Evolution ..................... 6 1.2.2 Robustness Principle .............................. 7 1.2.3 Error Logging ..................................... 8 1.2.4 Configuration ..................................... 8 1.3 Reading this Document .................................. 10 1.3.1 Organization ...................................... 10 1.3.2 Requirements ...................................... 10 1.3.3 Terminology ....................................... 11 1.4 Acknowledgments ........................................ 12

2. GENERAL ISSUES ............................................. 13 2.1 Host Names and Numbers ................................. 13 2.2 Using Domain Name Service .............................. 13 2.3 Applications on Multihomed hosts ....................... 14 2.4 Type-of-Service ........................................ 14 2.5 GENERAL APPLICATION REQUIREMENTS SUMMARY ............... 15

Internet Engineering Task Force [Page 1]

RFC1123 INTRODUCTION October 1989

3. REMOTE LOGIN -- TELNET PROTOCOL ............................ 16 3.1 INTRODUCTION ........................................... 16 3.2 PROTOCOL WALK-THROUGH .................................. 16 3.2.1 Option Negotiation ................................ 16 3.2.2 Telnet Go-Ahead Function .......................... 16 3.2.3 Control Functions ................................. 17 3.2.4 Telnet "Synch" Signal ............................. 18 3.2.5 NVT Printer and Keyboard .......................... 19 3.2.6 Telnet Command Structure .......................... 20 3.2.7 Telnet Binary Option .............................. 20 3.2.8 Telnet Terminal-Type Option ....................... 20 3.3 SPECIFIC ISSUES ........................................ 21 3.3.1 Telnet End-of-Line Convention ..................... 21 3.3.2 Data Entry Terminals .............................. 23 3.3.3 Option Requirements ............................... 24 3.3.4 Option Initiation ................................. 24 3.3.5 Telnet Linemode Option ............................ 25 3.4 TELNET/USER INTERFACE ....

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