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flow-server hostname {aggregation {autonomous-system;destination-prefix;protocol-port;source-destination-prefix {caida-compliant;}source-prefix;}autonomous-system-type (origin | peer);(local-dump | no-local-dump);port port-number;source-address address;version format;version9 {template template-name;}}

Hierarchy Level

Release Information

Statement introduced before Junos OS Release 7.4.

version9 statement introduced in Junos OS Release 8.3.


Collect an aggregate of sampled flows and send the aggregate to a specified host system that runs the collection utility cfdcollect. Specify a host system to collect sampled flows using the version 9 format.

You can configure up to one version 5 and one version 8 flow format at the [edit forwarding-options sampling output flow-server hostname] hierarchy level. For the same configuration, you can specify only either version 9 flow record formats or formats using versions 5 and 8, not both types of formats.


hostname—The IP address or identifier of the host system (the workstation either running the cflowd utility or collecting traffic flows using version 9).

You can configure only one host system for version 9.

The remaining statements are explained separately.

Required Privilege Level

interface—To view this statement in the configuration.

interface-control—To add this statement to the configuration.

Published: 2011-07-29