nPULSE is a web-based network monitoring package for Unix-like operating systems. It can quickly monitor tens, hundreds, even thousands of sites/device s at a time on multiple ports. nPULSE is written in Perl and comes with its own mini web server for extra security.
You can download it from the following link: https://packetstormsecurity.com/files/download/22921/npulse-0.2.tar.gz
Source: https://packetstormsecurity.com/files/22921/npulse-0.2.tar.gz.html