NetFlow Traffic Analyzer 4.1.2 Release Notes

Release date: December 17, 2015

These release notes describe the new features, improvements, and fixed issues in NetFlow Traffic Analyzer 4.1.2. They also provide information about upgrades and describe workarounds for known issues.

If you are looking for previous release notes for NetFlow Traffic Analyzer, see Previous Version documentation.

New features and improvements in NTA 4.1.2

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NTA 4.1.2 offers new features and improvements compared to previous releases of NTA.

Performance improvements

Web-based reports covering time periods shorter than 30 days are generated faster.

Historical Updates

  • Improved processing of historical data updates - most recent data is updated first.
  • Improved handling of simultaneously running updates.
  • Web UI progress indication during historical data processing.

Newly supported flow technologies

  • Support for NetFlow-Lite on the following devices: Cisco Catalyst 2960-X, 2960-XR, 3560-CX, and 2960-CX.
  • Support for VMWare ESX vCenters
  • Citrix CloudBridge IPFIX support

CBQoS policy utilization

CBQoS policy utilization is now available in CBQoS resources and reports.

Other improvements

  • Improved performance of automatic geographic locations on the world map.
  • SolarWinds Orion certificates have been migrated from MD5 to SHA1.
  • Improved Active Diagnostic results.

Fixed issues

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NTA 4.1.2 fixes the following issues.

Case Number Description
-

Error while loading legend message in endpoints and conversation resources for endpoints such as 0.0.0.*.

- Combination of IP groups with a multi-port application causes server errors in the legend.
- JavaScript is allowed in Search field on summary pages, which is a security issue, and was disabled.
- Flow Navigator does not work with items over the internal limit.
- Cannot display NTA reports for longer time periods due to a timeout.
- Database maintenance fails to remove some NTA Flow Storage Database partitions after the retention period.
- Historical updates for large retention periods may be time-consuming.

Known issues

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Gaps in flow data
Issue: Gaps in flow data when NTA and the NTA Flow Storage Database are installed on the same server.
Resolution/Work-around: This issue is caused by insufficient resources available on the server. To resolve the issue, move your NTA Flow Storage Database to a separate server. For more information, see Moving NTA Flow Storage Database.

End of support

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This version of NetFlow Traffic Analyzer no longer supports the following platforms and features.

Type Details
Windows Server 2003 NTA 4.2.1 no longer supports Windows Server 2003 on the server hosting the NTA installation or the NTA Flow Storage Database.
32-bit operating system NTA 4.1 and later requires a 64-bit operating system.

Legal notices

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