Manageengine Netflow Analyzer Installation Guide Access

This guide outlines the steps to install and set up ManageEngine NetFlow Analyzer

Confirm the default port ( 8060 ). If it is occupied, input an alternative available port.

Verify your network routers are successfully reaching the server. Check if a local firewall blocks incoming UDP port 9996 traffic. Issue 3: High Memory or CPU Usage

Right-click the downloaded .exe file and select . Click Next on the Welcome screen. Read and Accept the License Agreement. Step 3: Choose Destination and Ports manageengine netflow analyzer installation guide

: Check the box to "Install as a Windows service" to ensure it starts automatically with the OS. Linux Installation

Open a web browser on any machine with network access to the server.

Installing NetFlow Analyzer on a Windows server is a straightforward process using a graphical installer. This guide outlines the steps to install and

During installation, you'll need to know a few key ports:

Fresh install is recommended only if your current database is corrupt or you are migrating OS.

: Follow the text-based prompts similar to the Windows wizard to configure ports and directories. ManageEngine 3. Initial Configuration & Access Starting the Server : Start the service via services.msc or use the Start NetFlow Analyzer : Navigate to /bin Web Client Access : Open a browser and navigate to Check if a local firewall blocks incoming UDP

Before starting, ensure your environment meets these requirements to avoid installation errors: Supported OS : Windows and Linux (64-bit recommended).

You now have a fully functional ManageEngine NetFlow Analyzer instance. The key post-installation actions are securing the admin account, configuring routers to export flows, tuning memory for performance, and setting up regular backups. For large environments (over 15k flows/sec), consider moving to an external database and using a dedicated 64GB+ RAM server.

| Problem | Solution | |---------|----------| | Port 80/443 already in use | Stop IIS ( iisreset /stop ) or Apache. Change ports during install. | | Java out of memory error | Edit bin/netflow.sh (Linux) or bin/netflow.bat (Windows): increase -Xmx value (e.g., -Xmx4096m ). | | No flows appearing | Verify device is sending flows ( debug ip flow export on Cisco). Check firewall (UDP 9999/2055). | | Web UI slow | Increase RAM allocation and move database to SSD. | | Installation fails on Linux | Ensure libc6 and libssl are installed. Use --force if needed. |