RFC 2521

ICMP Security Failures Messages, March 1999

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P. Karn
W. Simpson

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DOI:  https://doi.org/10.17487/RFC2521

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This document specifies ICMP messages for indicating failures when using IP Security Protocols (AH and ESP). This document defines an Experimental Protocol for the Internet community.

For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 8729.

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