draft-ietf-lisp-gpe-00.txt   draft-ietf-lisp-gpe-01.txt 
Internet Engineering Task Force D. Lewis Internet Engineering Task Force D. Lewis
Internet-Draft Cisco Internet-Draft Cisco
Intended status: Standards Track J. Lemon Intended status: Standards Track J. Lemon
Expires: July 28, 2018 Broadcom Expires: September 6, 2018 Broadcom
P. Agarwal P. Agarwal
Innovium Innovium
L. Kreeger L. Kreeger
P. Quinn P. Quinn
M. Smith M. Smith
N. Yadav N. Yadav
F. Maino, Ed. F. Maino, Ed.
Cisco Cisco
January 24, 2018 March 05, 2018
LISP Generic Protocol Extension LISP Generic Protocol Extension
draft-ietf-lisp-gpe-00 draft-ietf-lisp-gpe-01
Abstract Abstract
This draft describes extending the Locator/ID Separation Protocol This draft describes extending the Locator/ID Separation Protocol
(LISP), via changes to the LISP header, to support multi-protocol (LISP), via changes to the LISP header, to support multi-protocol
encapsulation. encapsulation.
Status of This Memo Status of This Memo
This Internet-Draft is submitted in full conformance with the This Internet-Draft is submitted in full conformance with the
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Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at http://datatracker.ietf.org/drafts/current/. Drafts is at http://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
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 July 28, 2018. This Internet-Draft will expire on September 6, 2018.
Copyright Notice Copyright Notice
Copyright (c) 2018 IETF Trust and the persons identified as the Copyright (c) 2018 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
(http://trustee.ietf.org/license-info) in effect on the date of (http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
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1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2
1.1. Conventions . . . . . . . . . . . . . . . . . . . . . . . 3 1.1. Conventions . . . . . . . . . . . . . . . . . . . . . . . 3
1.2. Definition of Terms . . . . . . . . . . . . . . . . . . . 3 1.2. Definition of Terms . . . . . . . . . . . . . . . . . . . 3
2. LISP Header Without Protocol Extensions . . . . . . . . . . . 3 2. LISP Header Without Protocol Extensions . . . . . . . . . . . 3
3. Generic Protocol Extension for LISP (LISP-GPE) . . . . . . . 3 3. Generic Protocol Extension for LISP (LISP-GPE) . . . . . . . 3
4. Backward Compatibility . . . . . . . . . . . . . . . . . . . 5 4. Backward Compatibility . . . . . . . . . . . . . . . . . . . 5
4.1. Type of Service . . . . . . . . . . . . . . . . . . . . . 5 4.1. Type of Service . . . . . . . . . . . . . . . . . . . . . 5
4.2. VLAN Identifier (VID) . . . . . . . . . . . . . . . . . . 5 4.2. VLAN Identifier (VID) . . . . . . . . . . . . . . . . . . 5
5. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 5 5. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 5
6. Security Considerations . . . . . . . . . . . . . . . . . . . 6 6. Security Considerations . . . . . . . . . . . . . . . . . . . 5
7. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 6 7. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 6
8. References . . . . . . . . . . . . . . . . . . . . . . . . . 6 8. References . . . . . . . . . . . . . . . . . . . . . . . . . 6
8.1. Normative References . . . . . . . . . . . . . . . . . . 6 8.1. Normative References . . . . . . . . . . . . . . . . . . 6
8.2. Informative References . . . . . . . . . . . . . . . . . 7 8.2. Informative References . . . . . . . . . . . . . . . . . 7
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 7 Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 7
1. Introduction 1. Introduction
LISP, as defined in [RFC6830] and extended in LISP, as defined in [RFC6830] and extended in
[I-D.ietf-lisp-rfc6830bis], defines an encapsulation format that [I-D.ietf-lisp-rfc6830bis], defines an encapsulation format that
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the middle 16-bits are set to 0. the middle 16-bits are set to 0.
This draft defines the following Next Protocol values: This draft defines the following Next Protocol values:
0x1 : IPv4 0x1 : IPv4
0x2 : IPv6 0x2 : IPv6
0x3 : Ethernet 0x3 : Ethernet
0x4 : Network Service Header [I-D.ietf-sfc-nsh] 0x4 : Network Service Header [RFC8300]
0x6: Group-Based Policy (GBP) [I-D.lemon-vxlan-gpe-gbp].
0 1 2 3 0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|N|L|E|V|I|P|K|K| Nonce/Map-Version | Next Protocol | |N|L|E|V|I|P|K|K| Nonce/Map-Version | Next Protocol |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Instance ID/Locator-Status-Bits | | Instance ID/Locator-Status-Bits |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
LISP-GPE Header LISP-GPE Header
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[RFC5226]. [RFC5226].
+---------------+-------------+---------------+ +---------------+-------------+---------------+
| Next Protocol | Description | Reference | | Next Protocol | Description | Reference |
+---------------+-------------+---------------+ +---------------+-------------+---------------+
| 0 | Reserved | This Document | | 0 | Reserved | This Document |
| 1 | IPv4 | This Document | | 1 | IPv4 | This Document |
| 2 | IPv6 | This Document | | 2 | IPv6 | This Document |
| 3 | Ethernet | This Document | | 3 | Ethernet | This Document |
| 4 | NSH | This Document | | 4 | NSH | This Document |
| 5 | Reserved | | | 5..255 | Unassigned | |
| 6 | GBP | This Document |
| 7 | Reserved | |
| 8..255 | Unassigned | |
+---------------+-------------+---------------+ +---------------+-------------+---------------+
6. Security Considerations 6. Security Considerations
LISP-GPE security considerations are similar to the LISP security LISP-GPE security considerations are similar to the LISP security
considerations documented at length in [I-D.ietf-lisp-rfc6830bis]. considerations documented at length in [I-D.ietf-lisp-rfc6830bis].
With LISP-GPE, issues such as dataplane spoofing, flooding, and With LISP-GPE, issues such as dataplane spoofing, flooding, and
traffic redirection may depend on the particular protocol payload traffic redirection may depend on the particular protocol payload
encapsulated. encapsulated.
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DOI 10.17487/RFC6834, January 2013, <https://www.rfc- DOI 10.17487/RFC6834, January 2013, <https://www.rfc-
editor.org/info/rfc6834>. editor.org/info/rfc6834>.
[RFC7348] Mahalingam, M., Dutt, D., Duda, K., Agarwal, P., Kreeger, [RFC7348] Mahalingam, M., Dutt, D., Duda, K., Agarwal, P., Kreeger,
L., Sridhar, T., Bursell, M., and C. Wright, "Virtual L., Sridhar, T., Bursell, M., and C. Wright, "Virtual
eXtensible Local Area Network (VXLAN): A Framework for eXtensible Local Area Network (VXLAN): A Framework for
Overlaying Virtualized Layer 2 Networks over Layer 3 Overlaying Virtualized Layer 2 Networks over Layer 3
Networks", RFC 7348, DOI 10.17487/RFC7348, August 2014, Networks", RFC 7348, DOI 10.17487/RFC7348, August 2014,
<https://www.rfc-editor.org/info/rfc7348>. <https://www.rfc-editor.org/info/rfc7348>.
[RFC8300] Quinn, P., Ed., Elzur, U., Ed., and C. Pignataro, Ed.,
"Network Service Header (NSH)", RFC 8300,
DOI 10.17487/RFC8300, January 2018, <https://www.rfc-
editor.org/info/rfc8300>.
8.2. Informative References 8.2. Informative References
[I-D.ietf-lisp-rfc6830bis] [I-D.ietf-lisp-rfc6830bis]
Farinacci, D., Fuller, V., Meyer, D., Lewis, D., and A. Farinacci, D., Fuller, V., Meyer, D., Lewis, D., and A.
Cabellos-Aparicio, "The Locator/ID Separation Protocol Cabellos-Aparicio, "The Locator/ID Separation Protocol
(LISP)", draft-ietf-lisp-rfc6830bis-08 (work in progress), (LISP)", draft-ietf-lisp-rfc6830bis-10 (work in progress),
January 2018. March 2018.
[I-D.ietf-sfc-nsh]
Quinn, P., Elzur, U., and C. Pignataro, "Network Service
Header (NSH)", draft-ietf-sfc-nsh-28 (work in progress),
November 2017.
[I-D.lemon-vxlan-gpe-gbp]
Lemon, J., Maino, F., and M. Smith, "Group Policy Encoding
with VXLAN-GPE", draft-lemon-vxlan-gpe-gbp-01 (work in
progress), December 2017.
Authors' Addresses Authors' Addresses
Darrel Lewis Darrel Lewis
Cisco Systems Cisco Systems
Email: darlewis@cisco.com Email: darlewis@cisco.com
John Lemon John Lemon
Broadcom Broadcom
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Puneet Agarwal Puneet Agarwal
Innovium Innovium
USA USA
Email: puneet@acm.org Email: puneet@acm.org
Larry Kreeger Larry Kreeger
USA USA
Email: lkreeger@gmail.com Email: lkreeger@gmail.com
Paul Quinn Paul Quinn
Cisco Systems Cisco Systems
Email: pquinn@cisco.com Email: paulq@cisco.com
Michael Smith Michael Smith
Cisco Systems Cisco Systems
Email: michsmit@cisco.com Email: michsmit@cisco.com
Navindra Yadav Navindra Yadav
Cisco Systems Cisco Systems
Email: nyadav@cisco.com Email: nyadav@cisco.com
Fabio Maino (editor) Fabio Maino (editor)
Cisco Systems Cisco Systems
San Jose, CA 95134 San Jose, CA 95134
USA USA
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