< draft-bonica-spring-srv6-plus-03.txt   draft-bonica-spring-srv6-plus-04.txt >
SPRING Working Group R. Bonica SPRING Working Group R. Bonica
Internet-Draft S. Hegde Internet-Draft S. Hegde
Intended status: Standards Track Juniper Networks Intended status: Standards Track Juniper Networks
Expires: January 6, 2020 Y. Kamite Expires: January 9, 2020 Y. Kamite
NTT Communications Corporation NTT Communications Corporation
A. Alston A. Alston
D. Henriques D. Henriques
Liquid Telecom Liquid Telecom
J. Halpern J. Halpern
Ericsson Ericsson
J. Linkova J. Linkova
Google Google
July 5, 2019 G. Chen
Baidu
July 8, 2019
IPv6 Support for Segment Routing: SRv6+ IPv6 Support for Segment Routing: SRv6+
draft-bonica-spring-srv6-plus-03 draft-bonica-spring-srv6-plus-04
Abstract Abstract
This document describes SRv6+. SRv6+ is a Segment Routing (SR) This document describes SRv6+. SRv6+ is a Segment Routing (SR)
solution that leverages IPv6. It supports a wide variety of use- solution that leverages IPv6. It supports a wide variety of use-
cases while remaining in strict compliance with IPv6 specifications. cases while remaining in strict compliance with IPv6 specifications.
SRv6+ is optimized for for ASIC-based forwarding devices that operate SRv6+ is optimized for for ASIC-based forwarding devices that operate
at high data rates. at high data rates.
Status of This Memo Status of This Memo
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and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
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material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on January 6, 2020. This Internet-Draft will expire on January 9, 2020.
Copyright Notice Copyright Notice
Copyright (c) 2019 IETF Trust and the persons identified as the Copyright (c) 2019 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
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include Simplified BSD License text as described in Section 4.e of include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License. described in the Simplified BSD License.
Table of Contents Table of Contents
1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Requirements Language . . . . . . . . . . . . . . . . . . . . 4 2. Requirements Language . . . . . . . . . . . . . . . . . . . . 4
3. Paths, Segments And Instructions . . . . . . . . . . . . . . 4 3. Paths, Segments And Instructions . . . . . . . . . . . . . . 5
4. Segment Types . . . . . . . . . . . . . . . . . . . . . . . . 6 4. Segment Types . . . . . . . . . . . . . . . . . . . . . . . . 6
4.1. Strictly Routed . . . . . . . . . . . . . . . . . . . . . 6 4.1. Strictly Routed . . . . . . . . . . . . . . . . . . . . . 6
4.2. Loosely Routed . . . . . . . . . . . . . . . . . . . . . 7 4.2. Loosely Routed . . . . . . . . . . . . . . . . . . . . . 7
5. Segment Identifiers (SID) . . . . . . . . . . . . . . . . . . 7 5. Segment Identifiers (SID) . . . . . . . . . . . . . . . . . . 7
5.1. Range . . . . . . . . . . . . . . . . . . . . . . . . . . 8 5.1. Range . . . . . . . . . . . . . . . . . . . . . . . . . . 8
5.2. Assigning SIDs to Strictly Routed Segments . . . . . . . 10 5.2. Assigning SIDs to Strictly Routed Segments . . . . . . . 10
5.3. Assigning SIDs to Loosely Routed Segments . . . . . . . . 10 5.3. Assigning SIDs to Loosely Routed Segments . . . . . . . . 10
6. Service Instructions . . . . . . . . . . . . . . . . . . . . 10 6. Service Instructions . . . . . . . . . . . . . . . . . . . . 10
6.1. Per-Segment . . . . . . . . . . . . . . . . . . . . . . . 10 6.1. Per-Segment . . . . . . . . . . . . . . . . . . . . . . . 10
6.2. Per-Path . . . . . . . . . . . . . . . . . . . . . . . . 11 6.2. Per-Path . . . . . . . . . . . . . . . . . . . . . . . . 11
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USA USA
Email: joel.halpern@ericsson.com Email: joel.halpern@ericsson.com
Jen Linkova Jen Linkova
Google Google
Mountain View, California 94043 Mountain View, California 94043
USA USA
Email: furry@google.com Email: furry@google.com
Gang Chen
Baidu
No.10 Xibeiwang East Road Haidian District
Beijing 100193
P.R. China
Email: phdgang@gmail.com
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