LISP Canonical Address Format (LCAF)
draft-ietf-lisp-lcaf-06

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Document Type Active Internet-Draft (lisp WG)
Last updated 2014-10-16
Replaces draft-farinacci-lisp-lcaf
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Network Working Group                                       D. Farinacci
Internet-Draft                                               lispers.net
Intended status: Experimental                                   D. Meyer
Expires: April 19, 2015                                          Brocade
                                                             J. Snijders
                                                       Hibernia Networks
                                                        October 16, 2014

                  LISP Canonical Address Format (LCAF)
                        draft-ietf-lisp-lcaf-06

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
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   This Internet-Draft will expire on April 19, 2015.

Copyright Notice

   Copyright (c) 2014 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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   include Simplified BSD License text as described in Section 4.e of

Farinacci, et al.        Expires April 19, 2015                 [Page 1]
Internet-Draft    LISP Canonical Address Format (LCAF)      October 2014

   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 . . . . . . . . . . . . .   6
     4.1.  Segmentation using LISP . . . . . . . . . . . . . . . . .   6
     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  . . . . . . . . . . . .  11
     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. Applications for AFI List Type  . . . . . . . . . . . . .  23
       4.15.1.  Binding IPv4 and IPv6 Addresses  . . . . . . . . . .  23
       4.15.2.  Layer-2 VPNs . . . . . . . . . . . . . . . . . . . .  25
       4.15.3.  ASCII Names in the Mapping Database  . . . . . . . .  25
       4.15.4.  Using Recursive LISP Canonical Address Encodings . .  26
       4.15.5.  Compatibility Mode Use Case  . . . . . . . . . . . .  27
   5.  Security Considerations . . . . . . . . . . . . . . . . . . .  28
   6.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .  28
   7.  References  . . . . . . . . . . . . . . . . . . . . . . . . .  28
     7.1.  Normative References  . . . . . . . . . . . . . . . . . .  28
     7.2.  Informative References  . . . . . . . . . . . . . . . . .  28
   Appendix A.  Acknowledgments  . . . . . . . . . . . . . . . . . .  29
   Appendix B.  Document Change Log  . . . . . . . . . . . . . . . .  30
     B.1.  Changes to draft-ietf-lisp-lcaf-06.txt  . . . . . . . . .  30
     B.2.  Changes to draft-ietf-lisp-lcaf-05.txt  . . . . . . . . .  30
     B.3.  Changes to draft-ietf-lisp-lcaf-04.txt  . . . . . . . . .  30
     B.4.  Changes to draft-ietf-lisp-lcaf-03.txt  . . . . . . . . .  30
     B.5.  Changes to draft-ietf-lisp-lcaf-02.txt  . . . . . . . . .  31
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