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LDP 'Typed Wildcard' Forwarding Equivalence Class (FEC) for PWid and Generalized PWid FEC Elements (RFC6667) Disclosure Number: IPCOM000220046D
Original Publication Date: 2012-Jul-01
Included in the Prior Art Database: 2012-Jul-19
Document File: 16 page(s) / 17K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

K. Raza: AUTHOR [+3]


An extension to the Label Distribution Protocol (LDP) [RFC5036] defines the general notion of a "Typed Wildcard Forwarding Equivalence Class (FEC) Element" [RFC5918]. This can be used when requesting, releasing, or withdrawing all label bindings for a given type of FEC Element is desired. However, a Typed Wildcard FEC Element must be individually defined for each type of FEC Element.

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Internet Engineering Task Force (IETF)                           K. Raza Request for Comments: 6667                                    S. Boutros Category: Standards Track                                   C. Pignataro ISSN: 2070-1721                                            Cisco Systems                                                                July 2012

       LDP 'Typed Wildcard' Forwarding Equivalence Class (FEC) for                  PWid and Generalized PWid FEC Elements


   The "Typed Wildcard Forwarding Equivalence Class (FEC) Element"    defines an extension to the Label Distribution Protocol (LDP) that    can be used when requesting, withdrawing, or releasing all label    bindings for a given FEC Element type is desired.  However, a Typed    Wildcard FEC Element must be individually defined for each FEC    Element type.  This specification defines the Typed Wildcard FEC    Elements for the Pseudowire Identifier (PWid) (0x80) and Generalized    PWid (0x81) FEC Element types.

Status of This Memo

   This is an Internet Standards Track document.

   This document is a product of the Internet Engineering Task Force    (IETF).  It represents the consensus of the IETF community.  It has    received public review and has been approved for publication by    the Internet Engineering Steering Group (IESG).  Further    information on Internet Standards is available in Section 2 of    RFC 5741.

   Information about the current status of this document, any    errata, and how to provide feedback on it may be obtained at

Copyright Notice

   Copyright (c) 2012 IETF Trust and the persons identified as the    document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal    Provisions Relating to IETF Documents    ( in effect on the date of    publication of this document.  Please review these documents    carefully, as they describe your rights and restrictions with respect    to this document.  Code Components extracted from this document must

 Raza, et al.                 Standards Track                    [Page 1]
 RFC 6667          PWid and Gen. PWid Typed Wildcard FEC        July 2012

    include Simplified BSD License text as described in Section 4.e of    the Trust Legal Provisions and are provided without warranty as    described in the Simplified BSD License.

   This document may not be modified, and derivative works of it may not    be created, except to format it for publication as an RFC or to    translate it into languages other than Engl...