RFC 1112 - Host Extensions for IP Multicasting

Published: August 1989
Author: S. Deering (Stanford University)
Obsoletes: RFC 988, RFC 1054
Status: Recommended Standard

Contents

• 1. Status of This Memo
• 2. Introduction
• 3. Levels of Conformance
• 4. Host Group Addresses
• 5. Model of a Host IP Implementation
• 6. Sending Multicast IP Datagrams
  • 6.1 Extensions to the IP Service Interface
  • 6.2 Extensions to the IP Module
  • 6.3 Extensions to the Local Network Service Interface
  • 6.4 Extensions to an Ethernet Local Network Module
  • 6.5 Extensions to Local Network Modules other than Ethernet
• 7. Receiving Multicast IP Datagrams
  • 7.1 Extensions to the IP Service Interface
  • 7.2 Extensions to the IP Module
  • 7.3 Extensions to the Local Network Service Interface
  • 7.4 Extensions to an Ethernet Local Network Module
  • 7.5 Extensions to Local Network Modules other than Ethernet
• Appendix I. Internet Group Management Protocol
• Appendix II. Host Group Address Issues

Abstract

This memo specifies the extensions required of a host implementation of the Internet Protocol (IP) to support multicasting. This is the recommended standard for IP multicasting in the Internet.