rfc-2521

ICMP Security Failures Messages

P. Karn, W. Simpson

date1999-03 streamLegacy statusEXPERIMENTAL pages9 canonicalhttps://www.rfc-editor.org/rfc/rfc2521 doi10.17487/RFC2521

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.