< draft-saum-bess-dampening-backoff-01.txt   draft-saum-bess-dampening-backoff-02.txt >
BESS WG S. Dikshit BESS WG S. Dikshit
Internet-Draft V. Joshi Internet-Draft V. Joshi
Intended status: Standards Track S. Shankar Intended status: Standards Track S. Shankar
Expires: 20 March 2022 Aruba, HPE Expires: 21 September 2022 Aruba, HPE
16 September 2021 20 March 2022
EVPN Mac Dampening Back-off EVPN Mac Dampening Back-off
draft-saum-bess-dampening-backoff-01 draft-saum-bess-dampening-backoff-02
Abstract Abstract
MAC move handling in EVPN deployments is discussed in detail in MAC move handling in EVPN deployments is discussed in detail in
[RFC7432]. There are few optimizations which can be done in existing [RFC7432]. There are few optimizations which can be done in existing
way of handling the mac duplication. This document describes few of way of handling the mac duplication. This document describes few of
the potential techniques to do so. the potential techniques to do so.
Status of This Memo Status of This Memo
skipping to change at page 1, line 34 skipping to change at page 1, line 34
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This Internet-Draft will expire on 20 March 2022. This Internet-Draft will expire on 21 September 2022.
Copyright Notice Copyright Notice
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Table of Contents Table of Contents
1. Important Terms . . . . . . . . . . . . . . . . . . . . . . . 2 1. Important Terms . . . . . . . . . . . . . . . . . . . . . . . 2
2. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3 2. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3
2.1. Misconfiguration of Hosts . . . . . . . . . . . . . . . . 3 2.1. Misconfiguration of Hosts . . . . . . . . . . . . . . . . 3
2.2. Loopy Traffic in Tenant Network . . . . . . . . . . . . . 4 2.2. Loopy Traffic in Tenant Network . . . . . . . . . . . . . 4
3. Requirements . . . . . . . . . . . . . . . . . . . . . . . . 5 3. Requirements . . . . . . . . . . . . . . . . . . . . . . . . 5
3.1. Requirements Language . . . . . . . . . . . . . . . . . . 5 3.1. Requirements Language . . . . . . . . . . . . . . . . . . 5
4. Problem Description . . . . . . . . . . . . . . . . . . . . . 6 4. Problem Description . . . . . . . . . . . . . . . . . . . . . 6
5. Solution(s) . . . . . . . . . . . . . . . . . . . . . . . . . 6 5. Solution(s) . . . . . . . . . . . . . . . . . . . . . . . . . 6
5.1. Mac Freeze . . . . . . . . . . . . . . . . . . . . . . . 7 5.1. Mac Freeze . . . . . . . . . . . . . . . . . . . . . . . 6
5.2. Backing Off MAC Mobility Timer and Count . . . . . . . . 7 5.2. Backing Off MAC Mobility Timer and Count . . . . . . . . 7
5.2.1. MDAS Derivation . . . . . . . . . . . . . . . . . . . 8 5.2.1. MDAS Derivation . . . . . . . . . . . . . . . . . . . 8
5.2.2. Delta Values Calculation . . . . . . . . . . . . . . 9 5.2.2. Delta Values Calculation . . . . . . . . . . . . . . 9
5.3. Backing Off Example . . . . . . . . . . . . . . . . . . . 9 5.3. Backing Off Example . . . . . . . . . . . . . . . . . . . 9
6. Backward Compatibility . . . . . . . . . . . . . . . . . . . 10 6. Backward Compatibility . . . . . . . . . . . . . . . . . . . 10
7. Security Considerations . . . . . . . . . . . . . . . . . . . 10 7. Security Considerations . . . . . . . . . . . . . . . . . . . 10
8. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 10 8. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 10
9. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 10 9. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 10
10. References . . . . . . . . . . . . . . . . . . . . . . . . . 10 10. References . . . . . . . . . . . . . . . . . . . . . . . . . 10
10.1. Normative References . . . . . . . . . . . . . . . . . . 10 10.1. Normative References . . . . . . . . . . . . . . . . . . 10
10.2. Informative References . . . . . . . . . . . . . . . . . 11 10.2. Informative References . . . . . . . . . . . . . . . . . 10
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 11 Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 11
1. Important Terms 1. Important Terms
MDAS: Mac Dampening Attribute Set: MDAS: Mac Dampening Attribute Set:
MDT: Mac Dampening Timer MDT: Mac Dampening Timer
MDC: Mac Dampening Count MDC: Mac Dampening Count
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