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Status:

INFORMATIONAL

Authors:

P. Savola
R. Lehtonen
D. Meyer

Stream:

IETF

Source:

mboned (ops)

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DOI:  https://doi.org/10.17487/RFC4609

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Abstract

This memo describes security threats for the larger (intra-domain orinter-domain) multicast routing infrastructures. Only ProtocolIndependent Multicast - Sparse Mode (PIM-SM) is analyzed, in itsthree main operational modes: the traditional Any-Source Multicast(ASM) model, the source-specific multicast (SSM) model, and the ASMmodel enhanced by the Embedded Rendezvous Point (Embedded-RP)group-to-RP mapping mechanism. This memo also describes enhancementsto the protocol operations that mitigate the identified threats. This memo provides information for the Internet community.

For the definition ofStatus,seeRFC 2026.

For the definition ofStream, seeRFC 8729.