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High Availability within a Forwarding and Control Element Separation (ForCES) Network Element (RFC7121) Disclosure Number: IPCOM000234886D
Original Publication Date: 2014-Feb-01
Included in the Prior Art Database: 2014-Feb-12
Document File: 62 page(s) / 63K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

K. Ogawa: AUTHOR [+4]


Figure 1 illustrates a ForCES Network Element (NE) controlled by a set of redundant Control Elements (CEs) with CE1 being active and CE2 and CEn being backups.

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Internet Engineering Task Force (IETF)                          K. Ogawa Request for Comments: 7121                               NTT Corporation Updates: 5810                                                    W. Wang Category: Standards Track                  Zhejiang Gongshang University ISSN: 2070-1721                                            E. Haleplidis                                                     University of Patras                                                            J. Hadi Salim                                                        Mojatatu Networks                                                            February 2014

                        High Availability within a    Forwarding and Control Element Separation (ForCES) Network Element


   This document discusses Control Element (CE) High Availability (HA)    within a Forwarding and Control Element Separation (ForCES) Network    Element (NE).  Additionally, this document updates RFC 5810 by    providing new normative text for the Cold Standby High Availability    mechanism.

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

 Ogawa, et al.                Standards Track                    [Page 1]
 RFC 7121            ForCES Intra-NE High Availability      February 2014

 Copyright Notice

   Copyright (c) 2014 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    include Simplified BSD License text as described in Section 4.e of    the Trust Legal Provisions and are provided without warranty...