by Taro Software Inc. IsItUp Network Monitor can be used to monitor critical applications and infrastructure. A wide variety of monitor types are included such as a Ping Monitor,Web site Monitor,Tcp/Ip Port Monitor,Windows Service Monitor,Disk Free space,and Mail Servers.
by Power Admin LLC Server Monitor has powerful features that are very simple to setup. The Free edition monitors web pages, ping response and the Windows event log, and response actions that can send SMTP email notifications, reboot the server, and more.