10 Free Network Analysis Tools, November 11, 2013 Network management can be a tall task without the right statistics and data about traffic flows, device configurations and user activities. The following utilities offer visibility into various aspects of network activity without breaking the bank. Utilizing these free tools gives network managers a better foothold for improving performance, spotting potential problems and nipping security incidents in the bud.
Angry IP Scanner
A lightweight, simple IP scanner, Angry IP Scanner uses a multi-threaded scanning technique to offer speedy scans with results that can be saved to CSV, TXT, XML or IP-Port list files. Offering a flexible Java-based framework, the tool can be easily extended through plug-ins to gather additional information about scanned IPs.