Cisco-Specific Information Elements Reused in IP Flow Information Export (IPFIX)
RFC 7270

Document Type RFC - Informational (June 2014; No errata)
Last updated 2014-06-24
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IESG IESG state RFC 7270 (Informational)
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Internet Engineering Task Force (IETF)                    A. Yourtchenko
Request for Comments: 7270                                     P. Aitken
Category: Informational                                        B. Claise
ISSN: 2070-1721                                      Cisco Systems, Inc.
                                                               June 2014

                  Cisco-Specific Information Elements
              Reused in IP Flow Information Export (IPFIX)

Abstract

   This document describes some additional IP Flow Information Export
   (IPFIX) Information Elements in the range of 1-127, which is the
   range compatible with field types used by NetFlow version 9 in RFC
   3954, as specified in the IPFIX Information Model in RFC 7012.

Status of This Memo

   This document is not an Internet Standards Track specification; it is
   published for informational purposes.

   This document is a product of the Internet Engineering Task Force
   (IETF).  It represents the consensus of the IETF community.  It has
   received public review and has been approved for publication by the
   Internet Engineering Steering Group (IESG).  Not all documents
   approved by the IESG are a candidate for any level of Internet
   Standard; see Section 2 of RFC 5741.

   Information about the current status of this document, any errata,
   and how to provide feedback on it may be obtained at
   http://www.rfc-editor.org/info/rfc7270.

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   document authors.  All rights reserved.

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Yourtchenko, et al.           Informational                     [Page 1]
RFC 7270               Cisco Information Elements              June 2014

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   2
   2.  Terminology . . . . . . . . . . . . . . . . . . . . . . . . .   3
   3.  Information Elements Overview . . . . . . . . . . . . . . . .   3
   4.  Information Elements  . . . . . . . . . . . . . . . . . . . .   4
     4.1.  samplingInterval  . . . . . . . . . . . . . . . . . . . .   4
     4.2.  samplingAlgorithm . . . . . . . . . . . . . . . . . . . .   4
     4.3.  engineType  . . . . . . . . . . . . . . . . . . . . . . .   5
     4.4.  engineId  . . . . . . . . . . . . . . . . . . . . . . . .   5
     4.5.  ipv4RouterSc  . . . . . . . . . . . . . . . . . . . . . .   5
     4.6.  samplerId . . . . . . . . . . . . . . . . . . . . . . . .   6
     4.7.  samplerMode . . . . . . . . . . . . . . . . . . . . . . .   6
     4.8.  samplerRandomInterval . . . . . . . . . . . . . . . . . .   6
     4.9.  classId . . . . . . . . . . . . . . . . . . . . . . . . .   7
     4.10. samplerName . . . . . . . . . . . . . . . . . . . . . . .   7
     4.11. flagsAndSamplerId . . . . . . . . . . . . . . . . . . . .   7
     4.12. forwardingStatus  . . . . . . . . . . . . . . . . . . . .   8
     4.13. srcTrafficIndex . . . . . . . . . . . . . . . . . . . . .   9
     4.14. dstTrafficIndex . . . . . . . . . . . . . . . . . . . . .  10
     4.15. className . . . . . . . . . . . . . . . . . . . . . . . .  10
     4.16. layer2packetSectionOffset . . . . . . . . . . . . . . . .  10
     4.17. layer2packetSectionSize . . . . . . . . . . . . . . . . .  10
     4.18. layer2packetSectionData . . . . . . . . . . . . . . . . .  11
   5.  Other Information Elements  . . . . . . . . . . . . . . . . .  11
     5.1.  Performance Metrics IEs . . . . . . . . . . . . . . . . .  11
     5.2.  Application Information IEs . . . . . . . . . . . . . . .  11
     5.3.  IEs Assigned for NetFlow v9 Compatibility . . . . . . . .  11
   6.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .  12
   7.  Security Considerations . . . . . . . . . . . . . . . . . . .  13
   8.  References  . . . . . . . . . . . . . . . . . . . . . . . . .  13
     8.1.  Normative References  . . . . . . . . . . . . . . . . . .  13
     8.2.  Informative References  . . . . . . . . . . . . . . . . .  13
   Appendix A.  XML Specification of IPFIX Information Elements  . .  15

1.  Introduction

   Section 4 of [RFC7012] defines the IPFIX Information Elements (IEs)
   in the range of 1-127 to be compatible with the NetFlow version 9
   fields, as specified in "Cisco Systems NetFlow Services Export
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