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Flow Monitoring Terms and Acronyms

active flow monitoring

Use this technique to lawfully intercept and observe specified data network traffic on an active router participating in the network.

Adaptive Services PIC

This advanced PIC delivers active flow monitoring, Network Address Translation (NAT), stateful firewall, and intrusion detection functions. For more information about the Adaptive Services PIC, see the Junos Services Interfaces Configuration Guide.

cflowd

The version 5 and version 8 flow monitoring process that captures flow information from network traffic and exports this data into summary tables. Once the system is finished capturing the flow data, you can analyze the data as needed. For more information about cflowd, see http://www.caida.org.

content destination

A recipient that receives monitored packets from a DTCP or dynamic flow capture-enabled monitoring station.

control source

A control source is a dynamic flow capture client that monitors electronic data or voice transfer over the network. The control source uses DTCP to send filter requests to the dynamic flow capture-enabled monitoring station.

dynamic flow capture

Use this technique to enable DTCP-enabled control sources to send specified filtering criteria in real time to a monitoring station. The monitoring station passively monitors the specified traffic flows on demand and sends the captured packets to content destinations.

DTCP (Dynamic Tasking Control Protocol)

Use this protocol to specify filtering criteria in a dynamic flow capture environment.

ES PIC

This PIC provides encryption and security services (such as IPsec).

flow collector interface

A converted Monitoring Services II PIC that processes multiple flow records into compressed ASCII data files and exports these files to an FTP server.

Monitoring Services PIC

The original PIC that provides passive and active flow monitoring.

Monitoring Services II PIC

An advanced PIC that provides passive flow monitoring.

Monitoring Services III PIC

An advanced PIC that provides dynamic flow capture.

Multiservices 100 PIC

Also referred to as MS PIC Type 1, an advanced PIC that provides active flow capture.

Multiservices 400 PIC

Also referred to as MS PIC Type 2, an advanced PIC that provides active flow capture.

Multiservices 500 PIC

Also referred to as MS PIC Type 3, an advanced PIC that handles active flow capture.

passive flow monitoring

Use this technique to lawfully intercept and observe specified data network traffic on a passive flow monitoring station that is not participating in the network.