LISP Canonical Address Format (LCAF)
draft-ietf-lisp-lcaf-11
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Network Working Group D. Farinacci
Internet-Draft lispers.net
Intended status: Experimental D. Meyer
Expires: March 21, 2016 Brocade
J. Snijders
NTT Communications
September 18, 2015
LISP Canonical Address Format (LCAF)
draft-ietf-lisp-lcaf-11
Abstract
This draft defines a canonical address format encoding used in LISP
control messages and in the encoding of lookup keys for the LISP
Mapping Database System.
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 http://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 March 21, 2016.
Copyright Notice
Copyright (c) 2015 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents
carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of
Farinacci, et al. Expires March 21, 2016 [Page 1]
Internet-Draft LISP Canonical Address Format (LCAF) September 2015
the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Definition of Terms . . . . . . . . . . . . . . . . . . . . . 4
3. LISP Canonical Address Format Encodings . . . . . . . . . . . 4
4. LISP Canonical Address Applications . . . . . . . . . . . . . 7
4.1. Segmentation using LISP . . . . . . . . . . . . . . . . . 7
4.2. Carrying AS Numbers in the Mapping Database . . . . . . . 8
4.3. Assigning Geo Coordinates to Locator Addresses . . . . . 9
4.4. NAT Traversal Scenarios . . . . . . . . . . . . . . . . . 12
4.5. Multicast Group Membership Information . . . . . . . . . 14
4.6. Traffic Engineering using Re-encapsulating Tunnels . . . 16
4.7. Storing Security Data in the Mapping Database . . . . . . 17
4.8. Source/Destination 2-Tuple Lookups . . . . . . . . . . . 19
4.9. Replication List Entries for Multicast Forwarding . . . . 20
4.10. Applications for AFI List Type . . . . . . . . . . . . . 21
4.10.1. Binding IPv4 and IPv6 Addresses . . . . . . . . . . 21
4.10.2. Layer-2 VPNs . . . . . . . . . . . . . . . . . . . . 22
4.10.3. ASCII Names in the Mapping Database . . . . . . . . 23
4.10.4. Using Recursive LISP Canonical Address Encodings . . 24
4.10.5. Compatibility Mode Use Case . . . . . . . . . . . . 25
5. Experimental LISP Canonical Address Applications . . . . . . 26
5.1. Convey Application Specific Data . . . . . . . . . . . . 26
5.2. Generic Database Mapping Lookups . . . . . . . . . . . . 27
5.3. PETR Admission Control Functionality . . . . . . . . . . 29
5.4. Data Model Encoding . . . . . . . . . . . . . . . . . . . 30
5.5. Encoding Key/Value Address Pairs . . . . . . . . . . . . 31
5.6. Multiple Data-Planes . . . . . . . . . . . . . . . . . . 32
6. Security Considerations . . . . . . . . . . . . . . . . . . . 34
7. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 34
8. References . . . . . . . . . . . . . . . . . . . . . . . . . 35
8.1. Normative References . . . . . . . . . . . . . . . . . . 35
8.2. Informative References . . . . . . . . . . . . . . . . . 36
Appendix A. Acknowledgments . . . . . . . . . . . . . . . . . . 37
Appendix B. Document Change Log . . . . . . . . . . . . . . . . 38
B.1. Changes to draft-ietf-lisp-lcaf-11.txt . . . . . . . . . 38
B.2. Changes to draft-ietf-lisp-lcaf-10.txt . . . . . . . . . 38
B.3. Changes to draft-ietf-lisp-lcaf-09.txt . . . . . . . . . 38
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