ServersCheck STANDARD Edition 5.11.0 (by ServersCheck BVBA)
ServersCheck is a software for systems monitoring, reporting and alerting

ServersCheck STANDARD Edition 5.11.0 (by ServersCheck BVBA)
ServersCheck is a software for systems monitoring, reporting and alerting

Axence NetTools 2.1 (by Axence Software, Inc.)
Host monitoring with alerting and history, trace, port/network scanner and more.

Cuevision Server Monitor 2.5.5.2 (by Cuevision)
Server and network monitoring with alerting, recovery and reporting

Scrutinizer NetFlow analizer 2.1 (by Plixer International)
Use Netflow to find out what protocols are on your network

Chroniker for Availability Monitoring 4.0.2 (by NRG Global)
Availability and Response Time monitoring of Network Components and User Defined

VisualPulse Web Edition 5.1d (by Visualware Inc.)
Web-based monitoring of network devices, web pages, applications

CleverEye 2.0 (by NRG Global)
Clear and simple tool for availability control and response time monitoring.

AdRem NetCrunch 4.1 (by AdRem Software)
Network monitoring, alerting and reporting software

WebWatchBot Website Monitoring Software 5.0.4 (by ExclamationSoft)
Performance Monitoring Software for Websites, Web Applications & Infrastructure

Net-Probe 2.1.0 (by Warren Flemmer)
Real-time networked device and network monitoring, with graphs, alarms & actions

Netoscope 1.6 (by Basta Computing, Inc.)
Netoscope: Internet server monitor.

The Dude 1.1 (by MikroTik)
The Dude will layout your network on a map and will monitor services of devices

Sniff-em Packet sniffer 1.12 (by YASC LTD)
Sniff-em 1.12 is a Windows based allround Packet sniffer and Network analyzer.

SNMPTest 1.03 (by Noel Danjou)
Query and monitor any SNMP-compatible device

MailMonitor 1.6.3 (by DigiArch.org)
If you have mail problems, MailMonitor shows you what's going on at port level.