RFC 5135 · BEST CURRENT PRACTICE · 2008

IP Multicast Requirements for a Network Address Translator and a Network Address Port Translator

Overview

RFC 5135, “IP Multicast Requirements for a Network Address Translator and a Network Address Port Translator”, is a Best Current Practice document published in February 2008 by D. Wing, T. Eckert. The canonical text is published by the RFC Editor.

Abstract

This document specifies requirements for a for a Network Address Translator (NAT) and a Network Address Port Translator (NAPT) that support Any Source IP Multicast or Source-Specific IP Multicast. An IP multicast-capable NAT device that adheres to the requirements of this document can optimize the operation of IP multicast applications that are generally unaware of IP multicast NAT devices. This document specifies an Internet Best Current Practices for the Internet Community, and requests discussion and suggestions for improvements.

Abstract as published in the RFC, via rfc-editor.org.

What “Best Current Practice” means

Documents the IETF community's recommended operational or procedural practice rather than a protocol specification.

Read this RFC

The canonical text of RFC 5135 is hosted at rfc-editor.org. Available in TXT,HTML.

Other RFCs from 2008

Who Is Online

In total there are 46 users online: 0 registered, 43 guests and 3 bots.

Most users ever online was 1,226 on 13 Jun 2026, 3:56 am.

Bots: Applebot Other Bot SemrushBot

Users active in the past 15 minutes. Total registered members: 354