A 'Reason' Field for ICMP 'Administratively Prohibited' Messages

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Last updated 2002-02-27
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


The current ICMP 'Administratively Prohibited' message conveys one bit of information: we don't like your packet. This memo proposes adding additional information to help hosts retry other possible packets


Steven Bellovin (smb@cs.columbia.edu)

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