NetFlow Optimizer™ Installation Guide

Installation Guide

Intended Audience

This information is intended for anyone who wants to install, configure, or maintain NetFlow Optimizer (NFO). The information is written for experienced Linux or Windows system administrators who are familiar with virtual machine technology and data center operations.

Before You Install NFO

Pre-Installation Checklist

Please be sure to have the following before you begin the installation of the NetFlow Optimizer software:

  • You have Amazon Web Services (AWS) environment for AWS installations. See steps in Setting Up with Amazon EC2.

  • You have to login as root for Linux and administrator for Windows installations and updates

  • License – A license is required before you can begin using NetFlow Optimizer software. Please register at https://www.netflowlogic.com/register-form/ to get your FREE evaluation license or contact sales@netflowlogic.com

  • Network Device - Please refer to the “Configuring NetFlow Data Export” section in your Cisco (or other) device documentation

Minimum Requirements

NFO is distributed as a virtual appliance in OVA file format, as Amazon Machine Image (AMI), as RPM or TAR.GZ for Linux, or as EXE for Windows.

Supported Platforms

You can install the NetFlow Optimizer virtual appliance or software on a platform with the following specifications.

Specification

Details

AWS EC2 Image

RHEL 8

Virtual Appliance

VMware ESXi 5.x and above

Linux

Linux kernel 2.6+ on

OSes which support UNIX System V:

  • CentOS 5.5-5.9, 6.x

  • RHEL 5.5-5.9, 6.x

  • Debian 6.0.x

  • Debian 7.x (not certified)

  • Ubuntu Server 12.04, 14.04

  • Open SUSE 11.x

  • SLES 11.x

  • Oracle Linux Server 6.x

OSes which support systemd:

  • CentOS 7.x

  • RHEL 7.x

  • Debian 8.x

  • Ubuntu Server 16.04

  • Open SUSE Leap 42.x

  • SLES 12.x

  • Oracle Linux Server 7.x

  • Others (not certified)

OSes which support OpenRC:

  • Gentoo 17

    and higher

Windows

Windows Server 2008 R2, 2012, 2012 R2, 2016, 2019 (64-bit)

CPU, Memory, Disk Space

- CPU: Min 4 CPU cores (8 or 16 CPU cores for higher performance) - Memory: Min 4 GB (16 GB recommended) - Disk Space: 20 GB

Virtual Hardware

During deployment of the NFO virtual appliance you can select different sizes according to the ingestion requirements for the environment. The small configuration requires the following virtual resources.

  • 4 vCPUs, 2GHz each

  • 8GB RAM

  • Approximately 20GB storage space

Supported Browsers

You can use one of the following browsers to connect to the NFO Web user interface.

  • Mozilla Firefox 38.0 and up

  • Safari 6.0 , 7.0

  • Google Chrome 34.0 and 43.0 and up

  • IE10, IE11, and MS Edge

Required Network Ports

The following network ports must be accessible.

Port

Protocol

8443/TCP

NetFlow Optimizer GUI

9995/UDP

NetFlow/IPFIX Ingestion (plus all ports for ingestion as necessary)

20047/TCP and 20048/TCP

NetFlow Optimizer internal services

Sizing the NFO Virtual Appliance

By default, the NFO virtual appliance has 4 vCPUs, 8GB of virtual memory, and 20GB of disk space provisioned.

Standalone Deployment

You can change the settings according to the environment for which you intend to collect NetFlow. During the virtual appliance deployment, you can select the size of the appliance as follows.

Option

Number of VMs

NetFlow Ingest Rate

vCPUs

Memory

Small

200

2,000 flows/sec

4

8GB

Medium

2,000

20,000 flows/sec

8

16GB

Large

5,000+

50,000+ flows/sec

16

32GB