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NetFlow Analytics for Splunk

Splunk Certified
NetFlow Analytics for Splunk App relies on flow data processed by NetFlow Optimizer™ (NFO) and enables you to analyze it using Splunk® Enterprise.

This App should be installed on servers acting as search head.

Before installing this App, please install the Technology Add-on for NetFlow (TA-netflow) on your search heads, indexers, and forwarders. To download TA-netflow please visit

This solution:

* Supports NetFlow v5, v9, sFlow, IPFIX, Cisco ASA NSEL, Cisco HSL, Cisco AVC, Juniper J-Flow, Palo Alto Networks NetFlow, and Blue Coat FDR
* Performs flow data consolidation
* Shows overloaded network devices interfaces
* Reports hosts communicating with bad actors
* Cost effective to deploy on all tiers of the network

Start Your Free Trial by registering at

This App provides dashboards and reports to address many use cases such as network bandwidth monitoring, capacity planning, detailed traffic activities, troubleshooting and cyber threats detection.

You need to have NetFlow Optimizer (NFO) software to process and feed data into this App. NFI supports NetFlow v5, v9, sFlow, IPFIX, J-Flow, Cisco ASA NSEL, Cisco HSL, and Palo Alto Networks.

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NFO consumes and applies in-line analytics to summarize flows and send consolidated information into Splunk Enterprise. This reduces the volume of data by orders of magnitude.

Further documentation can be found at:

Release Notes

Version 3.7.81
Oct. 10, 2017

- New dashboard - NFO Index Usage
- UI improvements:
- New navigation
- Pan and zoom to allow better drill downs
- Security dashboard counters with trend
- Bug fixes

Version 3.7.30
April 5, 2017

VERSION: 3.7.30

- Performance improvements
- Improved visibility across multiple network devices
- UI cosmetic changes
- Bug fixes

This version is compatible with Technology Add-On for NetFlow ( version 3.7.14

##### If you upgrade from version 3.6 or lower, please read below #####

VERSION: 3.7.17

- CIM compliance changes
- Splunk Cloud ready changes
- Bug fixes

For existing customers: ##### BEFORE YOU UPGRADE #####

1. In this version the default setup of index=flowintegrator and summary indexes created by the App are no longer supported.
To continue using flowintegrator index and existing summary indexes created by the App, please follow these steps:

Create the file $SPLUNK_ROOT/etc/apps/netflow/local/macros.conf with the following line:
definition = index=flowintegrator sourcetype=flowintegrator

2. Save the configuration file ($SPLUNK_ROOT/etc/apps/netflow/local/macros.conf).

3. Restart Splunk for the changes to take effect.


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