IPSentry Network Monitoring Suite 5.0.30 (by RGE, Inc.)
Monitor your network and its devices to receive notifications for problems.

IPSentry Network Monitoring Suite 5.0.30 (by RGE, Inc.)
Monitor your network and its devices to receive notifications for problems.

Alchemy Network Monitor PRO 8.5 (by M.I.S.Helpers)
Monitors your LAN servers availability and performance, alerts on failures

Alchemy Network Monitor 8.5 (by M.I.S.Helpers)
Monitors your LAN servers availability and performance, alerts on failures

IsItUp Network Monitor 5.08 (by Taro Software Inc.)
IsItUp network monitor for servers, ports, websites, email w/ alerts & graphs

DNS Watcher 1.2 (by SB-Software)
keep watch on their DNS entries and ensure the servers are responding correctly

EyeOnSite 1.7.2 (by Virdi Software)
Keep an eye on your servers to make sure they are accessible to your visitors.

ServiceKeeper 4.7.39 (by Active+ Software)
Monitoring, Recovery and failure notification of any networked resources.

NETWatch 3.1 (by Sharpeware Ltd)
Monitor, alert and trend your servers and Internet services instantly

ipPulse 1.65 (by Northwest Performance Software, Inc.)
Monitor network devices and notify of problems via email, pager, web, logs

Network Device Explorer 1.1 (by Alchemy Lab)
Manage network devices (routers, switches, modems, etc) remotely from your PC

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.