LISP Canonical Address Format (LCAF)
draft-ietf-lisp-lcaf-08

 
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Type Active Internet-Draft (lisp WG)
Last updated 2015-04-03
Replaces draft-farinacci-lisp-lcaf
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Network Working Group                                       D. Farinacci
Internet-Draft                                               lispers.net
Intended status: Experimental                                   D. Meyer
Expires: October 5, 2015                                         Brocade
                                                             J. Snijders
                                                                     NTT
                                                           April 3, 2015

                  LISP Canonical Address Format (LCAF)
                        draft-ietf-lisp-lcaf-08

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-
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   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 October 5, 2015.

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
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   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
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   include Simplified BSD License text as described in Section 4.e of

Farinacci, et al.        Expires October 5, 2015                [Page 1]
Internet-Draft    LISP Canonical Address Format (LCAF)        April 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.  Convey Application Specific Data  . . . . . . . . . . . .   9
     4.4.  Assigning Geo Coordinates to Locator Addresses  . . . . .  10
     4.5.  Generic Database Mapping Lookups  . . . . . . . . . . . .  12
     4.6.  NAT Traversal Scenarios . . . . . . . . . . . . . . . . .  13
     4.7.  PETR Admission Control Functionality  . . . . . . . . . .  15
     4.8.  Multicast Group Membership Information  . . . . . . . . .  16
     4.9.  Traffic Engineering using Re-encapsulating Tunnels  . . .  18
     4.10. Storing Security Data in the Mapping Database . . . . . .  19
     4.11. Source/Destination 2-Tuple Lookups  . . . . . . . . . . .  20
     4.12. Replication List Entries for Multicast Forwarding . . . .  21
     4.13. Data Model Encoding . . . . . . . . . . . . . . . . . . .  22
     4.14. Encoding Key/Value Address Pairs  . . . . . . . . . . . .  23
     4.15. Multiple Data-Planes  . . . . . . . . . . . . . . . . . .  24
     4.16. Applications for AFI List Type  . . . . . . . . . . . . .  26
       4.16.1.  Binding IPv4 and IPv6 Addresses  . . . . . . . . . .  26
       4.16.2.  Layer-2 VPNs . . . . . . . . . . . . . . . . . . . .  27
       4.16.3.  ASCII Names in the Mapping Database  . . . . . . . .  28
       4.16.4.  Using Recursive LISP Canonical Address Encodings . .  29
       4.16.5.  Compatibility Mode Use Case  . . . . . . . . . . . .  30
   5.  Security Considerations . . . . . . . . . . . . . . . . . . .  31
   6.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .  31
   7.  References  . . . . . . . . . . . . . . . . . . . . . . . . .  31
     7.1.  Normative References  . . . . . . . . . . . . . . . . . .  31
     7.2.  Informative References  . . . . . . . . . . . . . . . . .  32
   Appendix A.  Acknowledgments  . . . . . . . . . . . . . . . . . .  33
   Appendix B.  Document Change Log  . . . . . . . . . . . . . . . .  33
     B.1.  Changes to draft-ietf-lisp-lcaf-08.txt  . . . . . . . . .  34
     B.2.  Changes to draft-ietf-lisp-lcaf-07.txt  . . . . . . . . .  34
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