Getting Started With

Nagios Network Analyzer

Scott Wilkersonswilkerson@nagios.com

Why is it useful?Questions that need answers:

-- Which devices are talking the most?

-- What is your regular bandwidth usage?

-- ISP meeting your Service-Level agreements?

-- How much data is being sent each day?

-- Is a security threat leaking information?

Introduction & Agenda

• What is NetFlow?• What is Nagios Network Analyzer?

• NetFlow analysis solution

• How does it work?• Why is it useful, how can you benefit?• How can you get started?

What is NetFlow?

What is NetFlow?

Piece of information containingWho?What?When?Where?How?

What is Nagios Network Analyzer?

Nagios Network Analyzer

See What’s Really Happening on Your Network Monitor network traffic & bandwidth Detect intrusions & compromises In-depth analysis Advanced reporting

Defining Terms

DashboardSources & Source GroupsReportsQueriesViewsRaw Data LifetimeNetFlow (can be sFlow, jFlow, etc)

How It Works?Dashboard – What’s going on?

How It Works?Sources – Where the Flows come from

How It Works?

Source

Summary

Report

Queries

Views

Alerting

How It Works?

Source Groups

Source 1

Source 2

Source 3

How It Works?Sources – Where the NetFlow comes from

How It Works?Reports – See important information

How It Works?Queries – Drill down into the data to find answers

How It Works?Views – Everything you need, nothing you don’t

How It Works?

Views – Everything you need, nothing you don’t

Sources with relevant/important data stored

Sources with all data stored

Max Storage

How It Works?Alerting – Let Network Analyzer do the work for you

How It Works?

Integrate with XI – Centralized monitoring of all of your network metrics

How It Works?User Management – Admins take the wheel!

Nagios Network Analyzer

How to Get Started?

60-Day Free TrialFully functional, no limitationsQuickstarts & JumpStart SessionsMore PresentationsNagios.com/products/nagios-network-

analyzer

Questions?

Thank You!