Featured Posts

An alert touches multiple segments of the network, representing the challenge to reduce false positives
Deep Network Observability

How to Reduce False Positives with Shared Context

False positives are rarely caused by too many alerts, but by missing context. Let’s say a spike in outbound traffic shows up in the firewall logs. Around the same time, ...

Read More
Magnifying glass on top of a diagram that looks like both a fingerprint and a network, representing end-to-end network troubleshooting
Network Operations

Why Most Performance Investigations Start in the Wrong Place

A padlock silhouetted against a dark background, surrounded by a spray of white particles, representing password spraying detection.
Security Operations

What Password Spraying Looks Like in Raw Network Telemetry

All Posts

Network Operations

Barracuda IPFIX Support: Network Threat Detection

Earlier this year Barracuda Networks enabled IPFIX support on their NG Series firewalls. This export provides great visibility into

Read More
Network Operations

Network Address Translation Reporting: Cisco ASA NetFlow

Network Address Translation reporting is now available from NetFlow exported from the Cisco ASA. The traditional NetFlow reporting that

Read More
Network Operations

How to Configure Citrix Netscaler AppFlow?

How do you configure your NetScaler to gain insight into your network using AppFlow and an advanced NetFlow analyzer

Read More
Network Operations

Define Cisco NBAR Applications: NetFlow Reporting

Do you know how to define your own Cisco NBAR applications? In today’s networks, application recognition is no longer

Read More
Network Operations

Cisco Catalyst 6509: NetFlow Configuration

I have taken many calls regarding NetFlow traffic monitoring as it relates to the Cisco Catalyst 6500 switch. This

Read More