Architecture for IP Flow Information Export
RFC 5470
Document | Type |
RFC - Informational
(March 2009; No errata)
Updated by RFC 6183
|
|
---|---|---|---|
Authors | Ganesh Sadasivan , Nevil Brownlee , BenoƮt Claise , Juergen Quittek | ||
Last updated | 2015-10-14 | ||
Stream | IETF | ||
Formats | plain text html pdf htmlized bibtex | ||
Stream | WG state | (None) | |
Document shepherd | No shepherd assigned | ||
IESG | IESG state | RFC 5470 (Informational) | |
Consensus Boilerplate | Unknown | ||
Telechat date | |||
Responsible AD | Dan Romascanu | ||
Send notices to | plonka@doit.wisc.edu |
Network Working Group G. Sadasivan Request for Comments: 5470 Rohati Systems Category: Informational N. Brownlee CAIDA | The University of Auckland B. Claise Cisco Systems, Inc. J. Quittek NEC March 2009 Architecture for IP Flow Information Export Status of This Memo This memo provides information for the Internet community. It does not specify an Internet standard of any kind. Distribution of this memo is unlimited. Copyright Notice Copyright (c) 2009 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 Provisions Relating to IETF Documents in effect on the date of publication of this document (http://trustee.ietf.org/license-info). Please review these documents carefully, as they describe your rights and restrictions with respect to this document. This document may contain material from IETF Documents or IETF Contributions published or made publicly available before November 10, 2008. The person(s) controlling the copyright in some of this material may not have granted the IETF Trust the right to allow modifications of such material outside the IETF Standards Process. Without obtaining an adequate license from the person(s) controlling the copyright in such materials, this document may not be modified outside the IETF Standards Process, and derivative works of it may not be created outside the IETF Standards Process, except to format it for publication as an RFC or to translate it into languages other than English. Abstract This memo defines the IP Flow Information eXport (IPFIX) architecture for the selective monitoring of IP Flows, and for the export of measured IP Flow information from an IPFIX Device to a Collector. Sadasivan, et al. Informational [Page 1] RFC 5470 IPFIX Architecture March 2009 Table of Contents 1. Introduction ....................................................3 1.1. Document Scope .............................................3 1.2. IPFIX Documents Overview ...................................3 2. Terminology .....................................................4 3. Examples of Flows ...............................................8 4. IPFIX Reference Model ..........................................10 5. IPFIX Functional and Logical Blocks ............................12 5.1. Metering Process ..........................................12 5.1.1. Flow Expiration ....................................12 5.1.2. Flow Export ........................................13 5.2. Observation Point .........................................13 5.3. Selection Criteria for Packets ............................13 5.3.1. Sampling Functions, Si .............................14 5.3.2. Filter Functions, Fi ...............................15 5.4. Observation Domain ........................................15 5.5. Exporting Process .........................................15 5.6. Collecting Process ........................................16 5.7. Summary ...................................................17 6. Overview of the IPFIX Protocol .................................18 6.1. Information Model Overview ................................19 6.2. Flow Records ..............................................19 6.3. Control Information .......................................20 6.4. Reporting Responsibilities ................................21 7. IPFIX Protocol Details .........................................21 7.1. The IPFIX Basis Protocol ..................................21 7.2. IPFIX Protocol on the Collecting Process ..................22 7.3. Support for Applications ..................................22 8. Export Models ..................................................23 8.1. Export with Reliable Control Connection ...................23 8.2. Collector Failure Detection and Recovery ..................23 8.3. Collector Redundancy ......................................24 9. IPFIX Flow Collection in Special Situations ....................24 10. Security Considerations .......................................25 10.1. Data Security ............................................25 10.1.1. Host-Based Security ...............................26Show full document text