PCEP Extension for Flexible Grid Networks
draft-lee-pce-flexible-grid-02

The information below is for an old version of the document
Document Type Active Internet-Draft (individual)
Authors Young Lee  , Haomian Zheng  , Ramon Casellas  , Ricard Vilata  , Daniele Ceccarelli  , Francesco Lazzeri 
Last updated 2018-06-26
Replaced by draft-ietf-pce-flexible-grid
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PCE Working Group                                                Y. Lee
Internet Draft                                                 H. Zheng
Intended status: Standard Track                                  Huawei
Expires: December 26, 2018
                                                            R. Casellas
                                                             R. Vilalta
                                                                    CTTC

                                                           D. Ceccarelli
                                                             F. Lazzeri
                                                               Ericsson

                                                          June 26, 2018

                 PCEP Extension for Flexible Grid Networks

                      draft-lee-pce-flexible-grid-02

Abstract

   This document provides the Path Computation Element Communication
   Protocol (PCEP) extensions for the support of Routing and Spectrum
   Assignment (RSA) in Flexible Grid networks.

Status of this Memo

   This Internet-Draft is submitted to IETF in full conformance with
   the provisions of BCP 78 and BCP 79.

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Lee, et al            Expires December 26, 2018                [Page 1]
Internet-Draft     PCEP Extension for Flexible Grid           June 2018

   This Internet-Draft will expire on December 26, 2018.

Copyright Notice

   Copyright (c) 2017 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
   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
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   warranty as described in the Simplified BSD License.

Table of Contents

   1. Terminology....................................................3
   2. Requirements Language..........................................3
   3. Introduction...................................................3
   4. Spectrum Assignment (SA) Object................................4
      4.1. Frequency-Slot Selection TLV..............................6
      4.2. Frequency-slot Restriction Constraint TLV.................8
         4.2.1. Frequency-Slot Restriction Field....................10
   5. Encoding of a RSA Path Reply..................................10
      5.1. Error Indicator..........................................11
      5.2. NO-PATH Indicator........................................12
   6. Manageability Considerations..................................12
      6.1. Control of Function and Policy...........................13
      6.2. Information and Data Models..............................13
      6.3. Verifying Correct Operation..............................13
      6.4. Requirements on Other Protocols and Functional Components13
      6.5. Impact on Network Operation..............................14
   7. Security Considerations.......................................14
   8. IANA Considerations...........................................14
      8.1. New PCEP Object..........................................14
      8.2. New PCEP TLV: Frequency Slot Selection TLV...............15
      8.3. New PCEP TLV: Frequency Slot Restriction Constraint TLV..15
      8.4. New PCEP TLV: Spectrum Allocation TLV....................15
      8.5. New No-Path Reasons......................................16
      8.6. New Error-Types and Error-Values.........................16
   9. References....................................................17

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      9.1. Informative References...................................17
      9.2. Normative References.....................................18
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