Private Line Emulation over Packet Switched Networks
draft-schmutzer-bess-ple-02
Internet Engineering Task Force S. Gringeri
Internet-Draft J. Whittaker
Intended status: Standards Track Verizon
Expires: August 26, 2021 N. Leymann
Deutsche Telekom
C. Schmutzer, Ed.
L. Della Chiesa
N. Nainar, Ed.
C. Pignataro
Cisco Systems, Inc.
G. Smallegange
C. Brown
Ciena Corporation
F. Dada
Xilinx
February 22, 2021
Private Line Emulation over Packet Switched Networks
draft-schmutzer-bess-ple-02
Abstract
This document describes a method for encapsulating high-speed bit-
streams as virtual private wire services (VPWS) over packet switched
networks (PSN) providing complete signal transport transparency.
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 August 26, 2021.
Gringeri, et al. Expires August 26, 2021 [Page 1]
Internet-Draft PLE February 2021
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Table of Contents
1. Introduction and Motivations . . . . . . . . . . . . . . . . 3
2. Requirements Notation . . . . . . . . . . . . . . . . . . . . 3
3. Terminology and Reference Model . . . . . . . . . . . . . . . 3
3.1. Terminology . . . . . . . . . . . . . . . . . . . . . . . 3
3.2. Reference Models . . . . . . . . . . . . . . . . . . . . 5
4. PLE Encapsulation Layer . . . . . . . . . . . . . . . . . . . 6
4.1. PSN and VPWS Demultiplexing Headers . . . . . . . . . . . 7
4.2. PLE Header . . . . . . . . . . . . . . . . . . . . . . . 7
4.2.1. PLE Control Word . . . . . . . . . . . . . . . . . . 7
4.2.2. RTP Header . . . . . . . . . . . . . . . . . . . . . 9
5. PLE Payload Layer . . . . . . . . . . . . . . . . . . . . . . 10
5.1. Constant Bit Rate Payload . . . . . . . . . . . . . . . . 10
5.2. Byte aligned Payload . . . . . . . . . . . . . . . . . . 11
6. PLE Operation . . . . . . . . . . . . . . . . . . . . . . . . 11
6.1. Common Considerations . . . . . . . . . . . . . . . . . . 11
6.2. PLE IWF Operation . . . . . . . . . . . . . . . . . . . . 12
6.2.1. PSN-bound Encapsulation Behavior . . . . . . . . . . 12
6.2.2. CE-bound Decapsulation Behavior . . . . . . . . . . . 12
6.3. PLE Performance Monitoring . . . . . . . . . . . . . . . 14
6.4. QoS and Congestion Control . . . . . . . . . . . . . . . 15
7. Security Considerations . . . . . . . . . . . . . . . . . . . 15
8. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 15
9. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 15
10. References . . . . . . . . . . . . . . . . . . . . . . . . . 15
10.1. Normative References . . . . . . . . . . . . . . . . . . 15
10.2. Informative References . . . . . . . . . . . . . . . . . 17
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 18
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