Transport Options for UDP
draft-ietf-tsvwg-udp-options-01

Document Type Active Internet-Draft (tsvwg WG)
Last updated 2017-07-20 (latest revision 2017-06-27)
Replaces draft-touch-tsvwg-udp-options
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Stream WG state WG Document (wg milestone: Apr 2018 - Submit " Transport O... )
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TSVWG                                                          J. Touch
Internet Draft                                                  USC/ISI
Intended status: Standards Track                          June 27, 2017
Intended updates: 768
Expires: December 2017

                         Transport Options for UDP
                    draft-ietf-tsvwg-udp-options-01.txt

Status of this Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79. This document may not be modified,
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   This Internet-Draft will expire on December 27, 2017.

Copyright Notice

   Copyright (c) 2017 IETF Trust and the persons identified as the
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   This document is subject to BCP 78 and the IETF Trust's Legal
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   publication of this document. Please review these documents
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   respect to this document. Code Components extracted from this
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   warranty as described in the Simplified BSD License.

Abstract

   Transport protocols are extended through the use of transport header
   options. This document experimentally extends UDP by indicating the
   location, syntax, and semantics for UDP transport layer options.

Table of Contents

   1. Introduction...................................................3
   2. Conventions used in this document..............................3
   3. Background.....................................................3
   4. The UDP Option Area............................................4
   5. UDP Options....................................................7
      5.1. End of Options List (EOL).................................8
      5.2. No Operation (NOP)........................................9
      5.3. Option Checksum (OCS).....................................9
      5.4. Alternate Checksum (ACS).................................10
      5.5. Lite (LITE)..............................................10
      5.6. Maximum Segment Size (MSS)...............................12
      5.7. Timestamps (TIME)........................................13
      5.8. Fragmentation (FRAG).....................................13
         5.8.1. Coupling FRAG with LITE.............................16
      5.9. Authentication and Encryption (AE).......................16
      5.10. Experimental (EXP)......................................17
   6. UDP API Extensions............................................17
   7. Whose options are these?......................................18
   8. UDP options vs. UDP-Lite......................................19
   9. Interactions with Legacy Devices..............................19
   10. Options in a Stateless, Unreliable Transport Protocol........20
   11. UDP Option State Caching.....................................21
   12. Multicast Considerations.....................................21
   13. Security Considerations......................................21
   14. IANA Considerations..........................................22
   15. References...................................................22
      15.1. Normative References....................................22
      15.2. Informative References..................................23
   16. Acknowledgments..............................................24
   Appendix A. Implementation Information...........................26

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