Open Source Network Monitoring System

Description
JFFNMS stands for Just For Fun Network Monitoring System. Yes it will make network administrator has fun time with their network :). JFFNMS is developed by Javier Szyszlican. What it makes a special NMS software is a lot of feature for fault management and performance management.
Here is the feature i can highlight from JFFNMS website:

Multi [...]

Description
Started in 1998 by Gerald Combs, this protocol analyzer was named Ethereal. At 2006 the name changed to Wireshark. Follow this link to now why Gerald Combs changed Ethereal to Wireshark.
After 10 years of development, by network expert all around the world, and still continuing, it is the de facto protocol analyzer now, with [...]