Welcome!

Network Aware, Business Secure

Michael Patterson

Subscribe to Michael Patterson: eMailAlertsEmail Alerts
Get Michael Patterson via: homepageHomepage mobileMobile rssRSS facebookFacebook twitterTwitter linkedinLinkedIn


Top Stories by Michael Patterson

In this blog I’ll show you how to use Cisco ASA NSEL (aka Cisco ASA NetFlow) reporting to monitor your Cisco ASA firewall ACLs. With the addition of our Cisco Advanced Reporting module you can run many useful NetFlow reports — Network Performance Monitoring (Medianet), Performance Routing, Network Based Application Recognition (NBAR) — but today we’re going to focus on Cisco ASA NSEL Access Control List (ACL) reports. Have you ever asked yourself, why is my Cisco ASA Firewall denying flows? Our NetFlow analyzer provides you with historic trends and the most powerful NetFlow reporting engine on the market to make your life easier. Let’s start by looking at a Cisco ASA ACL to ACL report to find out which ACLs are being violated the most. In the screenshot below we can see the amount of flows that have matched the ingress and egress ACLs (inbound and outbound). Now ... (more)

Zenoss NetFlow Zenpack

Have you been looking for a Zenpack that would allow seamless integration of Zenoss and the NetFlow tool Scrutinizer? Well you have come to the right place! Today I will be showing you how to complete the configuration of this integration. First off there are some minor differences between Zenoss 3.x and 4.x, make sure you know what version you are running before trying to continue on with this guide. The difference between the two will determine what we will be renaming the Zenpack, before we do that you will need to download the Scrutinizer Zenpack. Before trying to install yo... (more)

How to configure Palo Alto Networks NetFlow

Palo Alto Networks NetFlow support is now available and with the latest version of our NetFlow monitoring solution you can get NAT and also application reporting for this firewall. Today I’ll be providing step by step instructions on how to configure NetFlow for this device, and also show an example of the extended NetFlow reporting available. How to configure Palo Alto Networks NetFlow There are 2 basic steps for configuring the Palo Alto Networks firewall to export NetFlow: 1.  Define a NetFlow server profile – this specifies the frequency of the export along with the NetFlow... (more)

Application Performance Management Done Right

What is Application Performance Management (APM)? Like a lot of good questions, it depends on your business needs.  What is the goal of an ideal APM?  Does it mean 99.999% availability?  Perhaps it is a favorable overall end user experience when using the application but, as compared to what? My point is that Application Performance Management / Monitoring means different things to different businesses and it can even depend on the application involved. What is the Goal of APM “Begin with the goal in mind.” I wish I could take credit for that quote.  What is the goal of the APM? H... (more)

Online Holiday Sales Have Begun: Have You Secured Your Enterprise Network?

It's that time of the year again. The flood of email alerts showcasing online holiday shopping deals fill the inbox at your office PC, laptops and wireless devices as merchants attempt to lure online shoppers to "click and save" while supplies last. In fact, reports show that this year's "holiday shopping" deals have already started as retailers attempt to stretch the holiday shopping season - to begin even earlier than Black Friday. According to a recent report in Time, Booz & Co. chief retail strategist, Thom Blischok states. "We're not going to see a huge increase in sales grow... (more)