In either the commercial or open source flavor, Snort is a very complete intrusion detection system that watches and catalogs network traffic, matching that traffic against predefined rules to ...

Nagios is an open-source network monitoring tool that is widely used by network administrators. It can monitor network traffic, servers, applications, and services.

How-To Setting Up Open-Source ntopng for Network Visualization and Monitoring By Tom Fenton 03/06/2025 In this series of articles, I am looking at how to monitor my home/home lab LAN. In my first ...

OpenNMS delivers robust network monitoring with comprehensive fault detection and performance analytics, but demands ...

How to Monitor Web Traffic on LAN. Network monitoring allows you to take a look under the hood of your network to see what is actually traversing your company's information highway. Misbehaving ...

Monitor and analyze your network traffic with this capable and free utility from Microsoft.

The popular security utility Little Snitch, which monitors Mac network traffic for suspicious activity, has been updated to a much more modern interface, with a whole range of new features.

NetUse Traffic Monitor uses Simple Network Management Protocol (SNMP) to acquire network traffic information, usually from the router that delivers Internet data to your wired and wireless devices.