Network Working Group                                         E. Stephan
Internet-Draft                                            France Telecom
Intended status: Standards Track                        October 14, 2006
Expires: April 17, 2007


    Definitions of Textual Conventions for Path Computation Element
                      draft-stephan-pce-tc-mib-00

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Copyright Notice

   Copyright (C) The Internet Society (2006).

Abstract

   This memo defines a portion of the Management Information Base (MIB)
   for use with network management protocols in the Internet community.
   In particular, it defines Textual Conventions to represent commonly
   used Path Computation Element (PCE) management information.  The
   intent is that these TEXTUAL CONVENTIONS (TCs) will be imported and
   used in PCE related MIB modules to avoid duplicating conventions.





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Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . . . 3
   2.  The Internet-Standard Management Framework  . . . . . . . . . . 3
   3.  Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . 3
   4.  PCE Textual Conventions MIB Definitions . . . . . . . . . . . . 3
   5.  Security Considerations . . . . . . . . . . . . . . . . . . . . 5
   6.  IANA Considerations . . . . . . . . . . . . . . . . . . . . . . 5
   7.  References  . . . . . . . . . . . . . . . . . . . . . . . . . . 5
     7.1.  Normative References  . . . . . . . . . . . . . . . . . . . 5
     7.2.  Informative References  . . . . . . . . . . . . . . . . . . 6
   Author's Address  . . . . . . . . . . . . . . . . . . . . . . . . . 6
   Intellectual Property and Copyright Statements  . . . . . . . . . . 7






































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1.  Introduction

   This memo defines a portion of the Management Information Base (MIB)
   for use with network management protocols in the Internet community.
   In particular, it defines Textual Conventions to represent commonly
   used Path Computation Element (PCE) management information.  The
   intent is that these TEXTUAL CONVENTIONS (TCs) will be imported and
   used in PCE related MIB modules to avoid duplicating conventions.

   For an introduction to the concepts of PCE, see [RFC4655].


2.  The Internet-Standard Management Framework

   For a detailed overview of the documents that describe the current
   Internet-Standard Management Framework, please refer to section 7 of
   RFC 3410 [RFC3410].

   Managed objects are accessed via a virtual information store, termed
   the Management Information Base or MIB.  MIB objects are generally
   accessed through the Simple Network Management Protocol (SNMP).
   Objects in the MIB are defined using the mechanisms defined in the
   Structure of Management Information (SMI).  This memo specifies a MIB
   module that is compliant to the SMIv2, which is described in STD 58,
   RFC 2578 [RFC2578], STD 58, RFC 2579 [RFC2579] and STD 58, RFC 2580
   [RFC2580].


3.  Conventions

   The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
   "SHOULD", "SHOULD NOT", "RECOMMENDED", "NOT RECOMMENDED", "MAY", and
   "OPTIONAL", when they appear in this document, are to be interpreted
   as described in BCP 14, RFC 2119 [RFC2119].


4.  PCE Textual Conventions MIB Definitions

   PCE-TC-STD-MIB DEFINITIONS ::= BEGIN

   IMPORTS
      MODULE-IDENTITY,
      experimental FROM SNMPv2-SMI
      TEXTUAL-CONVENTION

         FROM SNMPv2-TC;
   pceTCStdMIB MODULE-IDENTITY




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      LAST-UPDATED "200610140000Z" -- October 14, 2006
      ORGANIZATION "Path Computation Element (PCE) Working Group"
      CONTACT-INFO "
         Stephan Emile
         France Telecom DR&D
      Email: emile.stephan@orange-ft.com

      Email comments directly to the PCE WG Mailing List at pce@ietf.org
      WG-URL: http://www.ietf.org/html.charters/pce-charter.html
      "
   DESCRIPTION
      "This memo defines a portion of the Management Information Base
      (MIB) for use with network management protocols in the Internet
      community.  In particular, it defines Textual Conventions to
      represent commonly used Path Computation Element (PCE) management
      information.  The intent is that these TEXTUAL CONVENTIONS (TCs)
      will be imported and used in PCE related MIB modules to avoid
      duplicating conventions."
   ::= { experimental 10000 } -- Temporary node ( for smilint)

   -- Textual Conventions (sorted alphabetically).

   PceRoutingDomainID ::= TEXTUAL-CONVENTION
      STATUS current
      DESCRIPTION
         "A PCE-DOMAINS information element or a A PCE-DEST-DOMAINS
         information element carries the identifier of a routing domain
         (area, as) which type depends on both the routing protocol and
         on the version of Internet protocol in use in this routing
         domain.

         This TC defines a common SMI type for the different kinds of
         routing domain identifiers.

         A PceRoutingDomainID value is always interpreted within the
         context of an AddressFamilyNumbers value.  Every usage of the
         PceRoutingDomainID textual convention is required to specify
         the AddressFamilyNumbers object which provides the context.

         The value of an PceRoutingDomainID object must always be
         consistent with the value of the associated
         AddressFamilyNumbers object.

         Following is the mapping between AddressFamilyNumbers type and
         PceRoutingDomainID size:
            ipV4(1):





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               PceRoutingDomainID is an InetAddressIPv4 corresponding to
               the name of an OSPF area;
            ipV6(2):
               PceRoutingDomainID is an InetAddressIPv6 corresponding to
               the name of an OSPF area;
            nsap(3):
               PceRoutingDomainID type is OCTET STRING (SIZE (0..20)),
               corresponding to the name of an ISIS area (see RFC 1195);
            asNumber(18)
               PceRoutingDomainID type is OCTET STRING (SIZE (2))
               corresponding to the name of an Autonomous System.
         "
      SYNTAX OCTET STRING (SIZE (0..20))

   END


5.  Security Considerations

   This module defines only textual conventions.  As security
   considerations can only be written in MIB modules that define
   management objects this document has no impact on the security of the
   Internet.


6.  IANA Considerations

   .


7.  References

7.1.  Normative References

   [I-D.ietf-pce-disco-proto-igp]
              Roux, J., "IGP protocol extensions for Path Computation
              Element (PCE) Discovery",
              draft-ietf-pce-disco-proto-igp-02 (work in progress),
              June 2006.

   [RFC2119]  Bradner, S., "Key words for use in RFCs to Indicate
              Requirement Levels", BCP 14, RFC 2119, March 1997.

   [RFC2578]  McCloghrie, K., Ed., Perkins, D., Ed., and J.
              Schoenwaelder, Ed., "Structure of Management Information
              Version 2 (SMIv2)", STD 58, RFC 2578, April 1999.

   [RFC2579]  McCloghrie, K., Ed., Perkins, D., Ed., and J.



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              Schoenwaelder, Ed., "Textual Conventions for SMIv2",
              STD 58, RFC 2579, April 1999.

   [RFC2580]  McCloghrie, K., Perkins, D., and J. Schoenwaelder,
              "Conformance Statements for SMIv2", STD 58, RFC 2580,
              April 1999.

   [RFC4674]  Le Roux, J., "Requirements for Path Computation Element
              (PCE) Discovery", RFC 4674, October 2006.

7.2.  Informative References

   [RFC0768]  Postel, J., "User Datagram Protocol", STD 6, RFC 768,
              August 1980.

   [RFC2863]  McCloghrie, K. and F. Kastenholz, "The Interfaces Group
              MIB", RFC 2863, June 2000.

   [RFC3410]  Case, J., Mundy, R., Partain, D., and B. Stewart,
              "Introduction and Applicability Statements for Internet-
              Standard Management Framework", RFC 3410, December 2002.

   [RFC3418]  Presuhn, R., "Management Information Base (MIB) for the
              Simple Network Management Protocol (SNMP)", STD 62,
              RFC 3418, December 2002.

   [RFC4655]  Farrel, A., Vasseur, J., and J. Ash, "A Path Computation
              Element (PCE)-Based Architecture", RFC 4655, August 2006.


Author's Address

   Stephan Emile
   France Telecom Division R&D
   2 avenue Pierre Marzin
   Lannion,   F-22307

   Fax:   +33 2 96 05 18 52
   Email: emile.stephan@orange-ft.com












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   Administrative Support Activity (IASA).





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