Arpalert uses ARP protocol monitoring to prevent unauthorized connections
on the local network. If an illegal connection is detected, a program or
script is launched, which could be used to send an alert message, for example.
Cacti is a complete frontend to RRDTool, it stores all of the necessary
information to create graphs and populate them with data in a MySQL database.
The frontend is completely PHP driven. Along with being able to maintain
Graphs, Data Sources, and Round Robin Archives in a database, cacti handles
the data gathering. There is also SNMP support for those used to creating
traffic graphs with MRTG.
NetXMS is new and rapidly developing monitoring system,
released under GPL2 license. It can be used for monitoring
entire IT infrastructure, starting with SNMP-capable
hardware (like switches and routers) and ending with
applications on your servers. NetXMS is an extremely
reliable and powerful monitoring system, enabling you
to improve your network availability and service levels.
Centreon Clib is a common library for all Centreon products written in
C/C++. This project provides high level implementation of many basic
system mechanism. The target is to have a portable and powerful
implementation.
phpIP Management is a complete IPv4 IPAM (IP address management)
suite, built to handle the complexity of managing today's
IP address space.
phpIP Management was built to scale and address the full
lifecycle of IP address space using techniques that are not
administratively intensive.
CoovaChilli is an access controller
It provides a captive portal / walled garden environment.
Coova builds on the popular features of the now defunct Chillispot.
Cricket is a high performance, extremely flexible system for monitoring
trends in time-series data. Cricket was expressly developed to help network
managers visualize and understand the traffic on their networks, but it can
be used all kinds of other jobs, as well.
It's similar to mrtg, but has a different approach.
Device templates for use with devmon.
Docsis is a small program that can be used to generate binary
configuration files for DOCSIS-compliant cable modems. DOCSIS stands
for Data over Cable Service Interface Specification and is a standard
developed by Cablelabs.
EtherApe is a graphical network monitor for Unix modeled after Etherman.
Featuring link layer, IP and TCP modes, it displays network activity
graphically. Hosts and links change in size with traffic. Color coded
protocols display. It supports Ethernet, FDDI, Token Ring, ISDN, PPP,
SLIP, and WLAN devices, plus several encapsulation formats. It can
filter traffic to be shown, and can read packets from a file as well as
live from the network. Node statistics can be exported.