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Multicast-Scope Zone Announcement Protocol (MZAP) (RFC2776)

IP.com Disclosure Number: IPCOM000003374D
Original Publication Date: 2000-Feb-01
Included in the Prior Art Database: 2019-Feb-10
Document File: 27 page(s) / 36K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

M. Handley: AUTHOR [+2]

Related Documents

10.17487/RFC2776: DOI

Abstract

This document defines a protocol, the Multicast-Scope Zone Announcement Protocol (MZAP), for discovering the multicast administrative scope zones that are relevant at a particular location. [STANDARDS-TRACK]

This text was extracted from a PDF file.
This is the abbreviated version, containing approximately 6% of the total text.

Network Working Group M. Handley Request for Comments: 2776 ACIRI Category: Standards Track D. Thaler Microsoft R. Kermode Motorola February 2000

Multicast-Scope Zone Announcement Protocol (MZAP)

Status of this Memo

This document specifies an Internet standards track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the "Internet Official Protocol Standards" (STD 1) for the standardization state and status of this protocol. Distribution of this memo is unlimited.

Copyright Notice

Copyright (C) The Internet Society (2000). All Rights Reserved.

Abstract

This document defines a protocol, the Multicast-Scope Zone Announcement Protocol (MZAP), for discovering the multicast administrative scope zones that are relevant at a particular location. MZAP also provides mechanisms whereby common misconfigurations of administrative scope zones can be discovered.

Table of Contents

1 Introduction ................................................ 2 2 Terminology ................................................. 4 3 Overview .................................................... 5 3.1 Scope Nesting ............................................. 6 3.2 Other Messages ............................................ 7 3.3 Zone IDs .................................................. 7 4 Detecting Router Misconfigurations .......................... 8 4.1 Detecting non-convex scope zones .......................... 8 4.2 Detecting leaky boundaries for non-local scopes ........... 9 4.3 Detecting a leaky Local Scope zone ........................ 10 4.4 Detecting conflicting scope zones ......................... 10 5 Packet Formats .............................................. 11 5.1 Zone Announcement Message ................................. 14 5.2 Zone Limit Exceeded (ZLE) ................................. 15 5.3 Zone Convexity Message .................................... 15

Handley, et al. Standards Track [Page 1]

RFC 2776 MZAP February 2000

5.4 Not-Inside Message ........................................ 16 6 Message Processing Rules .................................... 17 6.1 Internal entities listening to MZAP messages .............. 17 6.2 Sending ZAMs .............................................. 18 6.3 Receiving ZAMs ............................................ 18 6.4 Sending ZLEs .............................................. 20 6.5 Receiving ZLEs ............................................ 20 6.6 Sending ZCMs .............................................. 21 6.7 Receiving ZCMs ............................................ 21 6.8 Sending NIMs .............................................. 21 6.9 Receiving NIMs ............................................ 22 7 Constants ................................................... 22 8 Security Considerations ..................................... 23 9 Acknowledgements ............................................ 24 10 References ....................

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