DetNet Flow Information Model
draft-ietf-detnet-flow-information-model-13
DetNet B. Varga
Internet-Draft J. Farkas
Intended status: Informational Ericsson
Expires: June 16, 2021 R. Cummings
National Instruments
Y. Jiang
Huawei Technologies Co., Ltd.
D. Fedyk
LabN Consulting, L.L.C.
December 13, 2020
DetNet Flow Information Model
draft-ietf-detnet-flow-information-model-13
Abstract
This document describes flow and service information model for
Deterministic Networking (DetNet). These models are defined for IP
and MPLS DetNet data planes
Status of This Memo
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provisions of BCP 78 and BCP 79.
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This Internet-Draft will expire on June 16, 2021.
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Copyright (c) 2020 IETF Trust and the persons identified as the
document authors. All rights reserved.
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Varga, et al. Expires June 16, 2021 [Page 1]
Internet-Draft DetNet Flow Information Model December 2020
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Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3
1.1. Goals . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.2. Non Goals . . . . . . . . . . . . . . . . . . . . . . . . 5
2. Terminology . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.1. Terms Used in This Document . . . . . . . . . . . . . . . 6
2.2. Abbreviations . . . . . . . . . . . . . . . . . . . . . . 6
2.3. Naming Conventions . . . . . . . . . . . . . . . . . . . 7
3. DetNet Domain and its Modeling . . . . . . . . . . . . . . . 7
3.1. DetNet Service Overview . . . . . . . . . . . . . . . . . 7
3.2. Reference Points Used in Modeling . . . . . . . . . . . . 7
3.3. Information Elements . . . . . . . . . . . . . . . . . . 8
4. App-flow Related Parameters . . . . . . . . . . . . . . . . . 8
4.1. App-flow Characteristics . . . . . . . . . . . . . . . . 8
4.2. App-flow Requirements . . . . . . . . . . . . . . . . . . 9
5. DetNet Flow Related Parameters . . . . . . . . . . . . . . . 9
5.1. Management ID of the DetNet Flow . . . . . . . . . . . . 10
5.2. Payload type of the DetNet Flow . . . . . . . . . . . . . 10
5.3. Format of the DetNet Flow . . . . . . . . . . . . . . . . 10
5.4. Identification and Specification of DetNet Flows . . . . 10
5.4.1. DetNet MPLS Flow Identification and Specification . . 11
5.4.2. DetNet IP Flow Identification and Specification . . . 11
5.5. Traffic Specification of the DetNet Flow . . . . . . . . 11
5.6. Endpoints of the DetNet Flow . . . . . . . . . . . . . . 12
5.7. Rank of the DetNet Flow . . . . . . . . . . . . . . . . . 13
5.8. Status of the DetNet Flow . . . . . . . . . . . . . . . . 13
5.9. Requirements of the DetNet Flow . . . . . . . . . . . . . 14
5.9.1. Minimum Bandwidth of the DetNet Flow . . . . . . . . 14
5.9.2. Maximum Latency of the DetNet Flow . . . . . . . . . 14
5.9.3. Maximum Latency Variation of the DetNet Flow . . . . 14
5.9.4. Maximum Loss of the DetNet Flow . . . . . . . . . . . 14
5.9.5. Maximum Consecutive Loss of the DetNet Flow . . . . . 14
5.9.6. Maximum Misordering Tolerance of the DetNet Flow . . 15
5.10. BiDir requirement of the DetNet Flow . . . . . . . . . . 15
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