Operation of the IP Flow Information Export (IPFIX) Protocol on IPFIX Mediators
draft-ietf-ipfix-mediation-protocol-02

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Document Type Active Internet-Draft (ipfix WG)
Last updated 2012-07-06
Replaces draft-claise-ipfix-mediation-protocol
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IPFIX Working Group                                            B. Claise
Internet-Draft                                       Cisco Systems, Inc.
Intended status: Standards Track                            A. Kobayashi
Expires: January 7, 2013                                             NTT
                                                             B. Trammell
                                                              ETH Zurich
                                                            July 6, 2012

 Operation of the IP Flow Information Export (IPFIX) Protocol on IPFIX
                               Mediators
               draft-ietf-ipfix-mediation-protocol-02.txt

Abstract

   This document specifies the the operation of the IP Flow Information
   Export (IPFIX) protocol specific to IPFIX Mediators, including
   Template and Observation Point management, timing considerations, and
   other Mediator-specific concerns.

Status of this Memo

   This Internet-Draft is submitted in full conformance with the
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   This Internet-Draft will expire on January 7, 2013.

Copyright Notice

   Copyright (c) 2012 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
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Claise, et al.           Expires January 7, 2013                [Page 1]
Internet-Draft               IPFIX MED-PROTO                   July 2012

   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  3
     1.1.  IPFIX Documents Overview . . . . . . . . . . . . . . . . .  3
     1.2.  IPFIX Mediator Documents Overview  . . . . . . . . . . . .  4
     1.3.  Relationship with IPFIX and PSAMP  . . . . . . . . . . . .  5
   2.  Terminology  . . . . . . . . . . . . . . . . . . . . . . . . .  5
   3.  Handling IPFIX Message Headers . . . . . . . . . . . . . . . .  8
   4.  Template Management  . . . . . . . . . . . . . . . . . . . . . 10
     4.1.  Passing Unmodified Templates through a Mediator  . . . . . 10
     4.2.  Creating New Templates at a Mediator . . . . . . . . . . . 14
     4.3.  Information Element Ordering within Templates  . . . . . . 15
     4.4.  Handling Unknown Information Elements  . . . . . . . . . . 15
   5.  Preserving Original Observation Point Information  . . . . . . 15
     5.1.  originalExporterIPv4Address Information Element  . . . . . 17
     5.2.  originalExporterIPv6Address Information Element  . . . . . 17
   6.  Managing Observation Domain IDs  . . . . . . . . . . . . . . . 18
     6.1.  originalObservationDomainId Information Element  . . . . . 18
   7.  Timing Considerations  . . . . . . . . . . . . . . . . . . . . 19
   8.  Transport Considerations . . . . . . . . . . . . . . . . . . . 20
   9.  Collecting Process Considerations  . . . . . . . . . . . . . . 20
   10. Specific Reporting Requirements  . . . . . . . . . . . . . . . 21
     10.1. Intermediate Process Reliability Statistics Template . . . 21
     10.2. Flow Key Options Template  . . . . . . . . . . . . . . . . 22
     10.3. intermediateProcessId Information Element  . . . . . . . . 23
     10.4. ignoredRecordTotalCount Information Element  . . . . . . . 23
   11. Configuration Management . . . . . . . . . . . . . . . . . . . 23
   12. Security Considerations  . . . . . . . . . . . . . . . . . . . 24
   13. IANA Considerations  . . . . . . . . . . . . . . . . . . . . . 24
   14. Acknowledgments  . . . . . . . . . . . . . . . . . . . . . . . 24
   15. References . . . . . . . . . . . . . . . . . . . . . . . . . . 25
     15.1. Normative References . . . . . . . . . . . . . . . . . . . 25
     15.2. Informative References . . . . . . . . . . . . . . . . . . 26
   Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 27
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