Open Source Network Monitoring System

Introduction
I can say, Simple Network Management Protocol is a standard widely used in monitoring. From router, switch, firewall, printer, server, ups, cellular nodes and many other devices. There has been 3 versions of SNMP. SNMPv1, SNMPv2c, SNMPv3. With SNMPv3 as the securest implementation.
Most network monitoring software will use SNMP to collect device information. From CPU, [...]

Introduction
If you read all the article i submit here regarding the software for network management and monitoring, you will notice that most of them will:

Use Linux/Unix as the Operating System
They need Web Server
They need programming language
And they need database

Someone(s) make a good concept about four things above. They call it LAMP. Linux, Apache, MySQL, Perl/PHP/Python. [...]