Your software release may not support all the features documented in this module. NetFlow is emerging as a primary network accounting and security technology. NetFlow is a Cisco IOS application that provides statistics on packets flowing through the router. NetFlow need not be operational on each router in the network. NetFlow capture and export are performed independently on each internetworking device on which NetFlow is enabled. If you want more detailed information about this feature and instructions for configuring NetFlow and NetFlow Data Export, please refer to Configuring NetFlow and NetFlow Data Export. This module is intended to help you get started using NetFlow and NetFlow Data Export as quickly as possible. This module contains the minimum amount of information about and instructions necessary for configuring NetFlow to capture and export network traffic data.

Getting Started with Configuring Cisco IOS NetFlow and NetFlow Data Export Feature Information for Configuring NetFlow and NetFlow Data Export.Example Configuring NetFlow for Analyzing PPPoE Session Traffic.Example Configuring NetFlow and NetFlow Data Export Using the Version 9 Export Format.Example Configuring NetFlow Multiple Export Destinations.Example Configuring NetFlow Subinterface Support.

Example Configuring Egress NetFlow Accounting.

Configuration Examples for Configuring NetFlow and NetFlow Data Export.

Verifying That NetFlow Data Export Is Operational.

Verifying That NetFlow Is Operational and View NetFlow Statistics.

Configuring NetFlow and NetFlow Data Export Using the Version 9 Export Format.

How to Configure NetFlow and NetFlow Data Export.

NetFlow Data Export Using the Version 9 Export Format.

Information About Configuring NetFlow and NetFlow Data Export.Restrictions for Configuring NetFlow and NetFlow Data Export.Prerequisites for Configuring NetFlow and NetFlow Data Export.Getting Started with Configuring Cisco IOS NetFlow and NetFlow Data Export.

Netflow traffic