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September 26, 2019

Metadata – we all need it now

Not so long ago, flow analysis was one of the tools of choice when it came to troubleshooting security or operational problems on networks. Many vendors developed tools which could take these flow records and store them in a...

August 29, 2019

How To Reduce NetFlow Programming Costs and Complexity

IT has two principal functions: 

  • Create a network that satisfies the business needs of the company and 

  • Then optimize that network.

Unfortunately, the modern enterprise is buried under a m...

April 21, 2019

A real business need for network traffic analysis:

File activity monitoring

For many people network traffic analysis is seen as a troubleshooting tool, something for the packet experts who spend their time in Wireshark. However, network packets are an ex...

March 23, 2019

Issues and Suggestions in Monitoring in a VMware environment!

Despite having the same network monitoring requirements, virtual and physical networks are often monitored independently. The monitoring tools that are effective on the physical network are un...

December 26, 2018

I once came across some of my old grade school report cards.  In those days the teacher wrote a detailed assessment, in longhand, of each child’s good traits along with those that needed improvement.  My mother would send them back with her own mini-ess...

December 13, 2018

Is a Beagle’s brain bigger than a golf ball?

(NOTE:  if you own a Beagle, you are hereby recused). 

Once upon a time, a question like this would lead to some serious cognitive calisthenics.  Beagles are infamously difficult to train, but how does can...

December 4, 2018

While the decision to move to the cloud rarely involves them, supporting end-user issues often falls to the network team. Migrating an application to a Virtual Private Cloud (VPC) could leave engineers in the dark, lacking visibility and insight to diag...

November 21, 2018

What is a Network Packet Broker?

A Network Packet Broker (NPB) is a switch-like network device ranging in size from portables devices, to 1 and 2 RU units, up to massive chassis and blade systems. Unlike a switch a Network Packet Broker does not alter th...

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