RFC 9778 - IANA Considerations for Internet Group Management Protocols

Status: Best Current Practice
Published: March 2025
Stream: IETF
Pages: 6
Obsoletes: RFC 3228
Also: BCP 57
Errata: No Errata

Abstract

This document specifies revised IANA considerations for Internet Group Management Protocol (IGMP) and Multicast Listener Discovery (MLD). It gives IANA guidance for managing values associated with fields in group management protocol headers, obsoletes RFC 3228, and unifies the guidelines for IPv4 and IPv6 group management protocols.

Official Text: RFC 9778
Official Page: RFC 9778 DataTracker
Errata: RFC Editor Errata

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Related Resources​

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