Operation of the IP Flow Information Export (IPFIX) Protocol on IPFIX Mediators
draft-ietf-ipfix-mediation-protocol-02
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
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This Internet-Draft will expire on January 7, 2013.
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Claise, et al. Expires January 7, 2013 [Page 1]
Internet-Draft IPFIX MED-PROTO July 2012
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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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