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sampling

Syntax



sampling {

disable;



input {



family (inet | mpls) {

max-packets-per-second number;

rate number;

run-length number;
}


}





output {



cflowd hostname {



version9 {
template template-name;
}


}





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; 
}





file {

disable;

filename filename;

files number;
size bytes;
(stamp | no-stamp);
(world-readable | no-world-readable);
}



flow-active-timeout seconds;

flow-inactive-timeout seconds;



interface [ interface-names ] {
engine-id number;
engine-type number;
source-address address;
}


}

traceoptions {



file filename {

files number;
size bytes;
(world-readable | no-world-readable);
}


}

Hierarchy Level



[edit forwarding-options]

Release Information

Statement introduced before JUNOS Release 7.4.

sampling statement introduced in JUNOS Release 8.3.

Description

Configure traffic sampling.

The statements are explained separately.

Usage Guidelines

See Configuring a Forwarding Table Filter, Configuring Flow Aggregation (cflowd), Tracing Traffic Sampling Operations, Configuring Active Flow Monitoring Using Version 9, and Configuring Port Mirroring.

Required Privilege Level

interface—To view this statement in the configuration.

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

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