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Reserving N and N+1 Ports with PCP

Document type: Replaced Internet-Draft (individual)
Document stream: No stream defined
Last updated: 2013-04-15 (latest revision 2012-10-15)
Intended RFC status: Unknown
Other versions: (expired, archived): plain text, pdf, html

Stream State:No stream defined
Document shepherd: No shepherd assigned

IESG State: Replaced by draft-ietf-pcp-port-set
Responsible AD: (None)
Send notices to: No addresses provided

This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found here:


This document defines a new PCP Option to reserve a pair of ports (N and N+1) by a PCP-controlled device while preserving the parity and contiguity. This PCP Option eases the NAT traversal for applications having requirements on the port parity and contiguity (e.g., RTP/ RTCP).


Mohamed Boucadair <>
Senthil Sivakumar <>

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