Date: February 10, 2025
Introduction: We are pleased to announce the release of NetFlow Optimizer 2.11.1, a maintenance update that brings significant performance enhancements and new features geared toward simplifying and empowering network operations. With this release, NetFlow Logic continues to prioritize high-quality network solutions that meet the evolving demands of our users.
What’s New in 2.11.1:
Enhanced Security Features: NetFlow Optimizer 2.11.1 introduces critical security updates to help safeguard your network data:
- Apache Tomcat has been updated to version 9.0.98, ensuring compatibility with the latest security standards.
- JRE has been upgraded to version 11.0.25, offering improved security and performance.
- Spring Security’s CsrfFilter has been enabled, enhancing the security framework against cross-site request forgery (CSRF) attacks.
Performance Improvements: This version boasts notable performance improvements that streamline network operations:
- Enhanced processing capabilities on Linux 9 for faster and more efficient data handling.
- Optimized AWS S3 output performance, significantly increasing the volume of data that can be exported to AWS S3 buckets.
Feature Additions and Improvements: NetFlow Optimizer 2.11.1 adds several new features and enhancements, including:
- Post-NAT IP support in the Network Conversations Module, broadening the scope of traffic analysis capabilities.
- Preview output feature implementation, providing a snapshot of data before it’s processed, enhancing visibility and troubleshooting.
- Improved auto-discovery features, such as connections based on next_hop and IEEE 802.1D devices, along with enhanced control over the auto-discovery process.
Usability and Configuration Enhancements: We’ve made several updates to make NFO more intuitive and manageable:
- Exclusion list for port consolidation, allowing more detailed customization of how ports are reported.
- Enhanced NFO license manager, with the ability to exclude peer nodes from production usage counts.
- Upgraded SNMP service, improving the management and monitoring of network devices.
Splunk Integration Update: Alongside the release of NetFlow Optimizer 2.11.1, we are pleased to announce updates to both the NetFlow and SNMP Analytics for Splunk App and the Splunk ITSI / ITEW Content Pack, ensuring full compatibility and enhanced functionality with the latest NFO version. These updates are designed to streamline the integration process and improve your analytical capabilities within Splunk environments.
Closing Thoughts: NetFlow Optimizer 2.11.1 is designed to address the needs of complex network environments, offering improvements that enhance security, increase performance, and extend visibility across your network. This release underscores our commitment to delivering powerful tools that help our customers manage and secure their networks effectively.
Start your free trial today and see how NFO 2.11.1 can transform your network monitoring.