Path Computation Element (PCE) communication Protocol (PCEP) extension for associating Policies and Label Switched Paths (LSPs)
draft-ietf-pce-association-policy-11
PCE Working Group S. Litkowski
Internet-Draft Cisco Systems, Inc.
Intended status: Standards Track S. Sivabalan
Expires: December 24, 2020 Ciena
J. Tantsura
Apstra, Inc.
J. Hardwick
Metaswitch Networks
M. Negi
RtBrick India
C. Li
Huawei Technologies
June 22, 2020
Path Computation Element (PCE) communication Protocol (PCEP) extension
for associating Policies and Label Switched Paths (LSPs)
draft-ietf-pce-association-policy-11
Abstract
This document introduces a simple mechanism to associate policies to
a group of Label Switched Paths (LSPs) via an extension to the Path
Computation Element (PCE) Communication Protocol (PCEP).
Status of This Memo
This Internet-Draft is submitted in full conformance with the
provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet-
Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress."
This Internet-Draft will expire on December 24, 2020.
Copyright Notice
Copyright (c) 2020 IETF Trust and the persons identified as the
document authors. All rights reserved.
Litkowski, et al. Expires December 24, 2020 [Page 1]
Internet-Draft ASSOC-POLICY June 2020
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(https://trustee.ietf.org/license-info) 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 as
described in the Simplified BSD License.
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2
1.1. Requirements Language . . . . . . . . . . . . . . . . . . 3
2. Terminology . . . . . . . . . . . . . . . . . . . . . . . . . 3
3. Motivation . . . . . . . . . . . . . . . . . . . . . . . . . 4
3.1. Policy based Constraints . . . . . . . . . . . . . . . . 5
4. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 6
5. Policy Association Group . . . . . . . . . . . . . . . . . . 7
5.1. Policy Parameters TLV . . . . . . . . . . . . . . . . . . 7
6. Implementation Status . . . . . . . . . . . . . . . . . . . . 8
6.1. Cisco's Implementation . . . . . . . . . . . . . . . . . 9
7. Security Considerations . . . . . . . . . . . . . . . . . . . 9
8. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 10
8.1. Association object Type Indicators . . . . . . . . . . . 10
8.2. PCEP TLV Type Indicators . . . . . . . . . . . . . . . . 10
9. Manageability Considerations . . . . . . . . . . . . . . . . 10
9.1. Control of Function and Policy . . . . . . . . . . . . . 10
9.2. Information and Data Models . . . . . . . . . . . . . . . 10
9.3. Liveness Detection and Monitoring . . . . . . . . . . . . 11
9.4. Verify Correct Operations . . . . . . . . . . . . . . . . 11
9.5. Requirements on Other Protocols . . . . . . . . . . . . . 11
9.6. Impact on Network Operations . . . . . . . . . . . . . . 11
10. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . 11
11. References . . . . . . . . . . . . . . . . . . . . . . . . . 11
11.1. Normative References . . . . . . . . . . . . . . . . . . 11
11.2. Informative References . . . . . . . . . . . . . . . . . 12
Appendix A. Contributor Addresses . . . . . . . . . . . . . . . 14
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 14
1. Introduction
[RFC5440] describes the Path Computation Element communication
Show full document text