Recommendations for filtering ICMP messages

Document Type Replaced Internet-Draft (individual)
Authors Fernando Gont  , Guillermo Gont 
Last updated 2013-05-09 (latest revision 2008-03-30)
Replaced by draft-ietf-opsec-icmp-filtering
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Intended RFC status (None)
Expired & archived
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IESG IESG state Replaced by draft-ietf-opsec-icmp-filtering
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document document provides advice on the filtering of ICMPv4 and ICMPv6 messages. Additionaly, it discusses the operational and interoperability implications of such filtering.


Fernando Gont (
Guillermo Gont (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)