Advanced Host Monitor 6.10 (by KS-Soft)
Award-winning network monitoring tool

MIB Browser 1.03 (by KS-Soft)
MIB Browser displays the hierarchy of SNMP MIB variables, requests SNMP agents

WMI Explorer 1.00 (by KS-Soft)
Explore the full set of WMI management classes, objects and their properties

Advanced Host Monitor 6.10 (by KS-Soft)
Award-winning network monitoring tool

Big:eye 5.0 (by CBR Software)
Big:Eye is complete suite for network and system management.

Big:eye Pro 5.0 (by CBR Software)
Big:Eye is suite from sniffer to servicedesk includes monitoring and management.

Easy Network Service Monitor 2.14 (by Javvin Company)
Easy to use and lost cost Network and service monitoring

PA Server Monitor 3.2.19 (by Power Admin LLC)
Monitors event log, services, performance counters, disk space, web pages, etc.

ManageEngine Applications Manager 7 (by AdventNet, Inc.)
Monitor Performance of Apps, Servers, DB, Systems, Websites, JMX/SNMP Consoles

First Alert Service Monitor 07.06.15 (by ElectraSoft)
Monitors Internet Services and alerts the user with a verity of methods if down

Alchemy Network Monitor PRO 8.0 (by M.I.S.Helpers)
Monitors your LAN servers availability and performance, alerts on failures

Alchemy Network Monitor 8.0 (by M.I.S.Helpers)
Monitors your LAN servers availability and performance, alerts on failures

ManageEngine Applications Manager 6 (by AdventNet, Inc.)
Monitor Performance of Apps, Servers, DB, Systems, Websites, JMX/SNMP Consoles

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.