Manageengine Netflow Analyzer Installation | Guide Top Upd
| Problem | Likely Cause | Top Fix | | :--- | :--- | :--- | | | Another web server (Tomcat, Jenkins) is running. | During installation, change web port to 9090 or 8181 . Or stop the conflicting service. | | "Database connection refused" | External DB hostname wrong or firewall blocking port 3306. | Run telnet your-db-server 3306 from NFA server. Open firewall rules. | | No graphs: "No data" | Router not exporting; wrong UDP port; ACL blocking. | On router: show ip flow export . On NFA: Admin → Flow Import → Check receiver status . | | High CPU after 2 days | Java heap too small; flow retention too long. | Increase -Xmx (see Part 3). Reduce raw data retention to 7 days. | | Upgrade fails from older version | Manual customizations in mysql.conf . | Backup mysql.conf , run the installer, then restore only your custom params. |
Run chmod a+x ManageEngine_NetFlowAnalyzer_64bit.bin on the downloaded file. Execute: Run ./ManageEngine_NetFlowAnalyzer_64bit.bin . manageengine netflow analyzer installation guide top
You now have a production-grade deployment. By following this guide—prepping hardware, executing the install correctly (Windows or Linux), tuning Java memory, and configuring routers—you’ve avoided the common traps that plague 80% of first-time users. | Problem | Likely Cause | Top Fix
Web Server (8080 TCP) and NetFlow Listener (9996 UDP) must be open. ManageEngine 2. Installation Steps Windows Installation Launch Installer: Run the downloaded file as an Administrator Configuration: | | "Database connection refused" | External DB
./ManageEngine_NetFlow_Analyzer.bin
To get the most out of ManageEngine NetFlow Analyzer:
