network forensics

Defending the Network: Flow vs. Wire Data

In recent months, at multiple customers, I’ve had the opportunity to observe shockingly similar problems that follow an unfortunately common scenario: There is a perceived site issue A war room or incident is started The network is quickly thrown under the bus Why? Because the complaints are only coming from one site; therefore, it MUST be a network issue This predicament results in the network team reeling backward as they scramble … read more

What if it is the Network? Dive Deep and Back in Time to Find the Root Cause

Modern Application Performance Management (APM) solutions can be tremendously helpful in delivering end-to-end visibility into the application delivery chain: across all tiers and network sections, all the way to the end user. In previous blog posts we showed how to narrow down to various root causes of the problems that the end-users might experience. Those issues ranged from infrastructure through application and network, and through the end-user client application or inefficient use of the software. When the problem comes from the … read more